{"id":6479,"date":"2026-03-17T19:49:42","date_gmt":"2026-03-18T03:49:42","guid":{"rendered":"https:\/\/3waycatalyst.com\/?p=6479"},"modified":"2026-03-17T19:49:45","modified_gmt":"2026-03-18T03:49:45","slug":"three-way-catalytic-converter-metals","status":"publish","type":"post","link":"https:\/\/3waycatalyst.com\/ja\/three-way-catalytic-converter-metals\/","title":{"rendered":"\u4e09\u5143\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc\uff1a\u6210\u529f\u306b\u4e0d\u53ef\u6b20\u306a3\u3064\u306e\u91d1\u5c5e"},"content":{"rendered":"<h2 class=\"wp-block-heading\" id=\"introduction\">\u5c0e\u5165<\/h2>\n\n\n\n<p>\u73fe\u4ee3\u306e\u81ea\u52d5\u8eca\u696d\u754c\u306f<a href=\"https:\/\/3waycatalyst.com\/ja\/three-way-catalytic-converter-twc\/\"> \u4e09\u5143\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc<\/a>\u3053\u306e\u88c5\u7f6e\u306f\u5316\u5b66\u5de5\u5b66\u306e\u9802\u70b9\u3092\u6975\u3081\u305f\u3082\u306e\u3067\u3059\u3002\u4eca\u65e5\u3001\u9053\u8def\u3092\u8d70\u308b\u307b\u307c\u3059\u3079\u3066\u306e\u5185\u71c3\u6a5f\u95a2\u8eca\u306e\u6392\u6c17\u30b7\u30b9\u30c6\u30e0\u5185\u306b\u642d\u8f09\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u305d\u306e\u4e3b\u306a\u5f79\u5272\u306f\u30b7\u30f3\u30d7\u30eb\u3067\u3042\u308a\u306a\u304c\u3089\u5965\u6df1\u3044\u3082\u306e\u3067\u3059\u3002\u5927\u6c17\u4e2d\u306b\u653e\u51fa\u3055\u308c\u308b\u524d\u306b\u6709\u6bd2\u30ac\u30b9\u3092\u7121\u5bb3\u5316\u3057\u307e\u3059\u3002\u3053\u306e\u6280\u8853\u304c\u306a\u3051\u308c\u3070\u3001\u90fd\u5e02\u306e\u5927\u6c17\u6c5a\u67d3\u306f\u58ca\u6ec5\u7684\u306a\u3082\u306e\u306b\u306a\u308b\u3067\u3057\u3087\u3046\u3002 <a href=\"https:\/\/3waycatalyst.com\/ja\/three-way-catalytic-converter-twc\/\">\u4e09\u5143\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc<\/a> \u7279\u306b\u30013\u3064\u306e\u4e3b\u8981\u306a\u6c5a\u67d3\u7269\u8cea\u3092\u5bfe\u8c61\u3068\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u3089\u306f\u3001\u4e00\u9178\u5316\u70ad\u7d20\uff08CO\uff09\u3001\u672a\u71c3\u713c\u70ad\u5316\u6c34\u7d20\uff08HC\uff09\u3001\u304a\u3088\u3073\u7a92\u7d20\u9178\u5316\u7269\uff08NOx\uff09\u3067\u3059\u3002 <\/p>\n\n\n\n<p>\u3053\u306e\u88c5\u7f6e\u3067\u306f\u3001\u3053\u306e\u30bf\u30b9\u30af\u3092\u5b9f\u884c\u3059\u308b\u305f\u3081\u306b\u3001\u5e0c\u5c11\u5143\u7d20\u7fa4\u3001\u3059\u306a\u308f\u3061\u767d\u91d1\u65cf\u91d1\u5c5e\uff08PGM\uff09\u3092\u5229\u7528\u3057\u307e\u3059\u3002\u767d\u91d1\u3001\u30d1\u30e9\u30b8\u30a6\u30e0\u3001\u30ed\u30b8\u30a6\u30e0\u306f\u6d3b\u6027\u7269\u8cea\u3068\u3057\u3066\u6a5f\u80fd\u3057\u3001\u8907\u96d1\u306a\u5316\u5b66\u53cd\u5fdc\u306b\u304a\u3044\u3066\u89e6\u5a92\u3068\u3057\u3066\u4f5c\u7528\u3057\u307e\u3059\u3002\u89e6\u5a92\u306f\u6d88\u8cbb\u3055\u308c\u308b\u3053\u3068\u306a\u304f\u53cd\u5fdc\u3092\u5f15\u304d\u8d77\u3053\u3057\u307e\u3059\u3002\u672c\u7a3f\u3067\u306f\u3001\u3053\u308c\u3089\u306e\u91d1\u5c5e\u306b\u3064\u3044\u3066\u5305\u62ec\u7684\u306a\u6280\u8853\u5206\u6790\u3092\u884c\u3044\u307e\u3059\u3002\u5316\u5b66\u7684\u5f79\u5272\u3001\u7d4c\u6e08\u7684\u4fa1\u5024\u3001\u305d\u3057\u3066\u74b0\u5883\u4e0a\u306e\u5fc5\u8981\u6027\u306b\u3064\u3044\u3066\u8003\u5bdf\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"the-evolution-of-emission-control-technology\">\u6392\u51fa\u30ac\u30b9\u5236\u5fa1\u6280\u8853\u306e\u9032\u5316<\/h2>\n\n\n\n<p>\u30a8\u30f3\u30b8\u30cb\u30a2\u306f\u4e09\u5143\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc\u3092\u4e00\u591c\u306b\u3057\u3066\u767a\u660e\u3057\u305f\u308f\u3051\u3067\u306f\u306a\u3044\u3002\u305d\u308c\u306f\u6570\u5341\u5e74\u306b\u308f\u305f\u308b\u7814\u7a76\u3092\u7d4c\u3066\u9032\u5316\u3057\u3066\u304d\u305f\u30021970\u5e74\u4ee3\u521d\u982d\u3001\u5927\u90fd\u5e02\u3067\u306f\u5927\u6c17\u6c5a\u67d3\u304c\u5371\u967a\u306a\u30ec\u30d9\u30eb\u306b\u9054\u3057\u305f\u3002\u653f\u5e9c\u306f\u53b3\u3057\u3044\u898f\u5236\u3067\u5bfe\u5fdc\u3057\u305f\u30021970\u5e74\u306e\u7c73\u56fd\u5927\u6c17\u6d44\u5316\u6cd5\u306f\u8ee2\u63db\u70b9\u3068\u306a\u3063\u305f\u3002\u521d\u671f\u306e\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc\u306f\u300c\u4e8c\u5143\u300d\u88c5\u7f6e\u3060\u3063\u305f\u3002\u4e00\u9178\u5316\u70ad\u7d20\u3068\u70ad\u5316\u6c34\u7d20\u306e\u307f\u3092\u9178\u5316\u3057\u3001\u7a92\u7d20\u9178\u5316\u7269\u306f\u7121\u8996\u3057\u3066\u3044\u305f\u30021980\u5e74\u4ee3\u307e\u3067\u306b\u3001<a href=\"https:\/\/3waycatalyst.com\/ja\/three-way-catalytic-converter-twc\/\"> \u4e09\u5143\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc<\/a> \u65b0\u305f\u306a\u8a2d\u8a08\u304c\u767b\u5834\u3057\u307e\u3057\u305f\u3002\u3053\u306e\u65b0\u8a2d\u8a08\u3067\u306f\u3001NOx\u5bfe\u7b56\u3068\u3057\u3066\u30ed\u30b8\u30a6\u30e0\u304c\u7528\u3044\u3089\u308c\u307e\u3057\u305f\u3002\u3053\u306e\u9769\u65b0\u306f\u696d\u754c\u306b\u9769\u547d\u3092\u3082\u305f\u3089\u3057\u307e\u3057\u305f\u3002\u4eca\u65e5\u3001\u3053\u308c\u3089\u306e\u88c5\u7f6e\u306f\u304b\u3064\u3066\u306a\u3044\u307b\u3069\u52b9\u7387\u7684\u306b\u306a\u308a\u3001\u6709\u5bb3\u306a\u30a8\u30f3\u30b8\u30f3\u6392\u51fa\u30ac\u30b9\u306e90%\u4ee5\u4e0a\u3092\u7121\u5bb3\u306a\u30ac\u30b9\u306b\u5909\u63db\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"635\" src=\"https:\/\/3waycatalyst.com\/wp-content\/uploads\/2025\/09\/History-of-the-Catalytic-Converter-\u2014\u2014Three-Way-Evolution03.jpg\" alt=\"\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u306e\u6b74\u53f2\u2014\u2014\u4e09\u65b9\u5411\u306e\u9032\u531603\" class=\"wp-image-5601\" title=\"\" srcset=\"https:\/\/3waycatalyst.com\/wp-content\/uploads\/2025\/09\/History-of-the-Catalytic-Converter-\u2014\u2014Three-Way-Evolution03.jpg 1024w, https:\/\/3waycatalyst.com\/wp-content\/uploads\/2025\/09\/History-of-the-Catalytic-Converter-\u2014\u2014Three-Way-Evolution03-300x186.jpg 300w, https:\/\/3waycatalyst.com\/wp-content\/uploads\/2025\/09\/History-of-the-Catalytic-Converter-\u2014\u2014Three-Way-Evolution03-768x476.jpg 768w, https:\/\/3waycatalyst.com\/wp-content\/uploads\/2025\/09\/History-of-the-Catalytic-Converter-\u2014\u2014Three-Way-Evolution03-18x12.jpg 18w, https:\/\/3waycatalyst.com\/wp-content\/uploads\/2025\/09\/History-of-the-Catalytic-Converter-\u2014\u2014Three-Way-Evolution03-600x372.jpg 600w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u306e\u6b74\u53f2 - \u4e09\u3064\u306e\u9032\u5316<\/figcaption><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"global-emission-standards\">\u30b0\u30ed\u30fc\u30d0\u30eb\u6392\u51fa\u57fa\u6e96<\/h3>\n\n\n\n<p>\u5730\u57df\u306b\u3088\u3063\u3066\u30eb\u30fc\u30eb\u304c\u7570\u306a\u308a\u307e\u3059\u3002\u30e8\u30fc\u30ed\u30c3\u30d1\u3067\u306f\u300c\u30e6\u30fc\u30ed\u300d\u898f\u683c\u304c\u3042\u308a\u307e\u3059\u3002\u30e6\u30fc\u30ed1\u306f1992\u5e74\u306b\u59cb\u307e\u308a\u307e\u3057\u305f\u3002<a href=\"https:\/\/3waycatalyst.com\/ja\/three-way-catalytic-converter-twc\/\"> \u4e09\u5143\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc <\/a>\u3059\u3079\u3066\u306e\u30ac\u30bd\u30ea\u30f3\u8eca\u306b\u7fa9\u52d9\u4ed8\u3051\u3089\u308c\u3066\u3044\u307e\u3059\u3002\u73fe\u5728\u306f\u30e6\u30fc\u30ed6\u3067\u3059\u3002\u3053\u306e\u57fa\u6e96\u306f\u975e\u5e38\u306b\u53b3\u683c\u3067\u3059\u3002\u9ad8\u5ea6\u306a\u89e6\u5a92\u914d\u5408\u304c\u6c42\u3081\u3089\u308c\u307e\u3059\u3002\u7c73\u56fd\u3067\u306f\u3001EPA\u304c\u898f\u5247\u3092\u5b9a\u3081\u3066\u3044\u307e\u3059\u3002\u30c6\u30a3\u30a21\u3001\u30c6\u30a3\u30a22\u3001\u30c6\u30a3\u30a23\u306e\u57fa\u6e96\u304c\u696d\u754c\u3092\u524d\u9032\u3055\u305b\u3066\u304d\u307e\u3057\u305f\u3002\u65b0\u3057\u3044\u57fa\u6e96\u3054\u3068\u306b\u3001\u3088\u308a\u591a\u304f\u306e\u8cb4\u91d1\u5c5e\u304c\u6c42\u3081\u3089\u308c\u307e\u3059\u3002\u307e\u305f\u3001\u3088\u308a\u512a\u308c\u305f\u30a8\u30f3\u30b8\u30f3\u7ba1\u7406\u3082\u6c42\u3081\u3089\u308c\u307e\u3059\u3002<a href=\"https:\/\/3waycatalyst.com\/ja\/three-way-catalytic-converter-twc\/\"> \u4e09\u5143\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc <\/a>\u4eca\u5f8c\u306f\u3001\u8eca\u306e\u5bff\u547d\u5168\u4f53\u306b\u308f\u305f\u3063\u3066\u6b63\u5e38\u306b\u4f5c\u52d5\u3057\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u3002\u3053\u308c\u306f\u4e00\u822c\u7684\u306b15\u4e07\u30de\u30a4\u30eb\u3068\u5b9a\u7fa9\u3055\u308c\u3066\u3044\u308b\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/3waycatalyst.com\/ja\/understanding-emission-standards-and-their-impact-on-catalytic-converter-design\/\"><img decoding=\"async\" width=\"1024\" height=\"635\" src=\"https:\/\/3waycatalyst.com\/wp-content\/uploads\/2025\/08\/Emission-Standards-Their-Impact-on-Catalytic-Converter-Design.jpg\" alt=\"\u6392\u51fa\u30ac\u30b9\u57fa\u6e96\u3068\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u8a2d\u8a08\u3078\u306e\u5f71\u97ff\u3092\u7406\u89e3\u3059\u308b\" class=\"wp-image-3418\" title=\"\" srcset=\"https:\/\/3waycatalyst.com\/wp-content\/uploads\/2025\/08\/Emission-Standards-Their-Impact-on-Catalytic-Converter-Design.jpg 1024w, https:\/\/3waycatalyst.com\/wp-content\/uploads\/2025\/08\/Emission-Standards-Their-Impact-on-Catalytic-Converter-Design-300x186.jpg 300w, https:\/\/3waycatalyst.com\/wp-content\/uploads\/2025\/08\/Emission-Standards-Their-Impact-on-Catalytic-Converter-Design-768x476.jpg 768w, https:\/\/3waycatalyst.com\/wp-content\/uploads\/2025\/08\/Emission-Standards-Their-Impact-on-Catalytic-Converter-Design-18x12.jpg 18w, https:\/\/3waycatalyst.com\/wp-content\/uploads\/2025\/08\/Emission-Standards-Their-Impact-on-Catalytic-Converter-Design-600x372.jpg 600w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><figcaption class=\"wp-element-caption\"><a href=\"https:\/\/3waycatalyst.com\/ja\/understanding-emission-standards-and-their-impact-on-catalytic-converter-design\/\">\u6392\u51fa\u30ac\u30b9\u57fa\u6e96\u3068\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u8a2d\u8a08\u3078\u306e\u5f71\u97ff\u3092\u7406\u89e3\u3059\u308b<\/a><\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"detailed-anatomy-of-the-three-way-catalytic-converter\">\u4e09\u5143\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc\u306e\u8a73\u7d30\u306a\u69cb\u9020<\/h2>\n\n\n\n<p>\u3042 <a href=\"https:\/\/3waycatalyst.com\/ja\/three-way-catalytic-converter-twc\/\">\u4e09\u5143\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc<\/a> \u3053\u308c\u306f\u9ad8\u5ea6\u306a\u69cb\u9020\u7269\u3067\u3042\u308a\u3001\u6975\u5ea6\u306e\u9ad8\u6e29\u3084\u5316\u5b66\u7684\u30b9\u30c8\u30ec\u30b9\u306b\u8010\u3048\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u3002\u69cb\u9020\u306f\u8907\u6570\u306e\u91cd\u8981\u306a\u5c64\u304b\u3089\u69cb\u6210\u3055\u308c\u3066\u3044\u308b\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"the-stainless-steel-housing\">\u30b9\u30c6\u30f3\u30ec\u30b9\u30b9\u30c1\u30fc\u30eb\u88fd\u30cf\u30a6\u30b8\u30f3\u30b0<\/h3>\n\n\n\n<p>\u5916\u88c5\u306b\u306f\u9ad8\u54c1\u8cea\u306e\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u3092\u4f7f\u7528\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u7d20\u6750\u306f\u9306\u3073\u306b\u304f\u304f\u3001\u7269\u7406\u7684\u306a\u640d\u50b7\u306b\u3082\u5f37\u3044\u3067\u3059\u3002\u8def\u4e0a\u306e\u7834\u7247\u3084\u5929\u5019\u304b\u3089\u7e4a\u7d30\u306a\u5185\u90e8\u90e8\u54c1\u3092\u4fdd\u8b77\u3057\u3001\u5185\u90e8\u90e8\u54c1\u306e\u71b1\u81a8\u5f35\u306b\u3082\u5bfe\u5fdc\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"the-ceramic-substrate\">\u30bb\u30e9\u30df\u30c3\u30af\u57fa\u677f<\/h3>\n\n\n\n<p>\u30b7\u30a7\u30eb\u5185\u90e8\u306b\u306f\u30bb\u30e9\u30df\u30c3\u30af\u30e2\u30ce\u30ea\u30b9\u304c\u53ce\u3081\u3089\u308c\u3066\u3044\u307e\u3059\u3002\u307b\u3068\u3093\u3069\u306e\u30e1\u30fc\u30ab\u30fc\u306f\u3053\u306e\u7528\u9014\u306b\u30b3\u30fc\u30c7\u30a3\u30a8\u30e9\u30a4\u30c8\u3092\u4f7f\u7528\u3057\u3066\u3044\u307e\u3059\u3002\u30b3\u30fc\u30c7\u30a3\u30a8\u30e9\u30a4\u30c8\u306f\u30de\u30b0\u30cd\u30b7\u30a6\u30e0\u30a2\u30eb\u30df\u30cb\u30a6\u30e0\u30b1\u30a4\u9178\u5869\u3067\u3059\u3002\u71b1\u81a8\u5f35\u4fc2\u6570\u304c\u975e\u5e38\u306b\u4f4e\u3044\u305f\u3081\u3001\u6025\u6fc0\u306a\u6e29\u5ea6\u5909\u5316\u306b\u3088\u308b\u57fa\u6750\u306e\u3072\u3073\u5272\u308c\u3092\u9632\u304e\u307e\u3059\u3002\u57fa\u6750\u306f\u30cf\u30cb\u30ab\u30e0\u69cb\u9020\u306b\u306a\u3063\u3066\u304a\u308a\u3001\u3053\u306e\u69cb\u9020\u306b\u306f\u6570\u5343\u3082\u306e\u5fae\u7d30\u306a\u30c1\u30e3\u30cd\u30eb\u304c\u542b\u307e\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u69cb\u9020\u306b\u3088\u308a\u3001\u8868\u9762\u7a4d\u304c\u975e\u5e38\u306b\u5927\u304d\u304f\u306a\u308a\u307e\u3059\u3002\u8868\u9762\u7a4d\u304c\u5927\u304d\u3044\u307b\u3069\u3001\u3088\u308a\u591a\u304f\u306e\u6392\u6c17\u30ac\u30b9\u304c\u89e6\u5a92\u306b\u63a5\u89e6\u3057\u307e\u3059\u3002\u300c\u30bb\u30eb\u5bc6\u5ea6\u300d\u306f1\u5e73\u65b9\u30a4\u30f3\u30c1\u3042\u305f\u308a\u306e\u30bb\u30eb\u6570\uff08CPSI\uff09\u3067\u6e2c\u5b9a\u3055\u308c\u307e\u3059\u3002\u73fe\u4ee3\u306e\u81ea\u52d5\u8eca\u306e\u307b\u3068\u3093\u3069\u306f400\uff5e600 CPSI\u3092\u4f7f\u7528\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"the-washcoat-layer\">\u30a6\u30a9\u30c3\u30b7\u30e5\u30b3\u30fc\u30c8\u30ec\u30a4\u30e4\u30fc<\/h3>\n\n\n\n<p>\u30a6\u30a9\u30c3\u30b7\u30e5\u30b3\u30fc\u30c8\u306f\u591a\u5b54\u8cea\u6750\u6599\u3067\u3059\u3002\u30cf\u30cb\u30ab\u30e0\u30c1\u30e3\u30cd\u30eb\u306e\u58c1\u3092\u8986\u3044\u307e\u3059\u3002\u901a\u5e38\u306f\u9178\u5316\u30a2\u30eb\u30df\u30cb\u30a6\u30e0\uff08Al2O3\uff09\u3067\u69cb\u6210\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u30a6\u30a9\u30c3\u30b7\u30e5\u30b3\u30fc\u30c8\u306f\u7c97\u304f\u4e0d\u898f\u5247\u306a\u8868\u9762\u3092\u4f5c\u308a\u51fa\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u6709\u52b9\u8868\u9762\u7a4d\u304c\u3055\u3089\u306b\u5897\u52a0\u3057\u200b\u200b\u307e\u3059\u3002\u307e\u305f\u3001\u30bb\u30ea\u30a2\uff08CeO2\uff09\u3084\u30b8\u30eb\u30b3\u30cb\u30a2\uff08ZrO2\uff09\u306a\u3069\u306e\u5b89\u5b9a\u5264\u3082\u542b\u307e\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u5b89\u5b9a\u5264\u306f\u9178\u7d20\u3092\u8caf\u8535\u3057\u307e\u3059\u3002\u30a8\u30f3\u30b8\u30f3\u304c\u300c\u30ea\u30c3\u30c1\u300d\uff08\u71c3\u6599\u304c\u591a\u3059\u304e\u308b\uff09\u3067\u904b\u8ee2\u3055\u308c\u3066\u3044\u308b\u3068\u304d\u306f\u9178\u7d20\u3092\u653e\u51fa\u3057\u3001\u30a8\u30f3\u30b8\u30f3\u304c\u300c\u30ea\u30fc\u30f3\u300d\uff08\u7a7a\u6c17\u304c\u591a\u3059\u304e\u308b\uff09\u3067\u904b\u8ee2\u3055\u308c\u3066\u3044\u308b\u3068\u304d\u306f\u9178\u7d20\u3092\u5438\u53ce\u3057\u307e\u3059\u3002\u3053\u306e\u9178\u7d20\u8caf\u8535\u5bb9\u91cf\uff08OSC\uff09\u306f\u3001 <a href=\"https:\/\/3waycatalyst.com\/ja\/three-way-catalytic-converter-twc\/\">\u4e09\u5143\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc<\/a>.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"the-precious-metal-loading\">\u8cb4\u91d1\u5c5e\u306e\u7a4d\u8f09<\/h3>\n\n\n\n<p>\u6700\u7d42\u5c64\u306f\u767d\u91d1\u65cf\u91d1\u5c5e\uff08PGM\uff09\u3067\u69cb\u6210\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u30d7\u30e9\u30c1\u30ca\u3001\u30d1\u30e9\u30b8\u30a6\u30e0\u3001\u30ed\u30b8\u30a6\u30e0\u306f\u30a6\u30a9\u30c3\u30b7\u30e5\u30b3\u30fc\u30c8\u5168\u4f53\u306b\u5206\u6563\u3055\u308c\u3066\u304a\u308a\u3001\u5fae\u7d30\u306a\u7c92\u5b50\u3068\u3057\u3066\u5b58\u5728\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u6392\u6c17\u30ac\u30b9\u6d41\u306b\u6700\u5927\u9650\u63a5\u89e6\u3059\u308b\u3053\u3068\u304c\u4fdd\u8a3c\u3055\u308c\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u91d1\u5c5e\u306e\u6bd4\u7387\u306f\u3001\u30a8\u30f3\u30b8\u30f3\u30bf\u30a4\u30d7\u3068\u6392\u51fa\u30ac\u30b9\u898f\u5236\u76ee\u6a19\u306b\u3088\u3063\u3066\u7570\u306a\u308a\u307e\u3059\u3002\u30e1\u30fc\u30ab\u30fc\u306f\u91d1\u5c5e\u306e\u91cf\u3092\u8868\u3059\u306e\u306b\u300c\u30ed\u30fc\u30c7\u30a3\u30f3\u30b0\u300d\u3068\u3044\u3046\u7528\u8a9e\u3092\u7528\u3044\u307e\u3059\u3002\u3053\u308c\u306f\u901a\u5e38\u30011\u7acb\u65b9\u30d5\u30a3\u30fc\u30c8\u3042\u305f\u308a\u306e\u30b0\u30e9\u30e0\u6570\u3067\u6e2c\u5b9a\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/3waycatalyst.com\/ja\/whats-inside-a-catalytic-converter-parts-precious-metals\/\"><img decoding=\"async\" width=\"1024\" height=\"635\" src=\"https:\/\/3waycatalyst.com\/wp-content\/uploads\/2025\/10\/Whats-Inside-a-Catalytic-Converter.jpg\" alt=\"\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc\u306e\u5185\u90e8\u69cb\u9020\uff08\u90e8\u54c1\u3068\u8cb4\u91d1\u5c5e\uff09\" class=\"wp-image-5606\" title=\"\" srcset=\"https:\/\/3waycatalyst.com\/wp-content\/uploads\/2025\/10\/Whats-Inside-a-Catalytic-Converter.jpg 1024w, https:\/\/3waycatalyst.com\/wp-content\/uploads\/2025\/10\/Whats-Inside-a-Catalytic-Converter-300x186.jpg 300w, https:\/\/3waycatalyst.com\/wp-content\/uploads\/2025\/10\/Whats-Inside-a-Catalytic-Converter-768x476.jpg 768w, https:\/\/3waycatalyst.com\/wp-content\/uploads\/2025\/10\/Whats-Inside-a-Catalytic-Converter-18x12.jpg 18w, https:\/\/3waycatalyst.com\/wp-content\/uploads\/2025\/10\/Whats-Inside-a-Catalytic-Converter-600x372.jpg 600w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><figcaption class=\"wp-element-caption\"><a href=\"https:\/\/3waycatalyst.com\/ja\/whats-inside-a-catalytic-converter-parts-precious-metals\/\">\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc\u306e\u5185\u90e8\u69cb\u9020\uff08\u90e8\u54c1\u3068\u8cb4\u91d1\u5c5e\uff09<\/a><\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"the-core-chemistry-oxidation-and-reduction\">\u57fa\u790e\u5316\u5b66\uff1a\u9178\u5316\u3068\u9084\u5143<\/h2>\n\n\n\n<p>\u305d\u306e<a href=\"https:\/\/3waycatalyst.com\/ja\/three-way-catalytic-converter-twc\/\"> \u4e09\u5143\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc<\/a> \u4e3b\u306b2\u7a2e\u985e\u306e\u53cd\u5fdc\u3001\u3059\u306a\u308f\u3061\u9084\u5143\u53cd\u5fdc\u3068\u9178\u5316\u53cd\u5fdc\u304c\u884c\u308f\u308c\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u53cd\u5fdc\u306f\u3001\u540c\u3058\u88c5\u7f6e\u5185\u3067\u540c\u6642\u306b\u8d77\u3053\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"the-reduction-of-nitrogen-oxides\">\u7a92\u7d20\u9178\u5316\u7269\u306e\u524a\u6e1b<\/h3>\n\n\n\n<p>\u30ed\u30b8\u30a6\u30e0\u306f\u9084\u5143\u53cd\u5fdc\u3092\u4fc3\u9032\u3057\u307e\u3059\u3002\u7a92\u7d20\u9178\u5316\u7269\uff08NOx\uff09\u306f\u30b9\u30e2\u30c3\u30b0\u306e\u4e3b\u8981\u6210\u5206\u3067\u3042\u308a\u3001\u9178\u6027\u96e8\u306e\u539f\u56e0\u306b\u3082\u306a\u308a\u307e\u3059\u3002\u30ed\u30b8\u30a6\u30e0\u306fNOx\u5206\u5b50\u3092\u653b\u6483\u3057\u3001\u7a92\u7d20\u3068\u9178\u7d20\u306e\u5316\u5b66\u7d50\u5408\u3092\u5207\u65ad\u3057\u307e\u3059\u3002\u9178\u7d20\u539f\u5b50\u306f\u89e6\u5a92\u8868\u9762\u306b\u6b8b\u308a\u3001\u7a92\u7d20\u539f\u5b50\u306f\u5bfe\u306b\u306a\u3063\u3066N2\u30ac\u30b9\u3092\u5f62\u6210\u3057\u307e\u3059\u3002N2\u306f\u5730\u7403\u306e\u5927\u6c17\u306e78%\u3092\u5360\u3081\u3001\u5b8c\u5168\u306b\u7121\u5bb3\u3067\u3059\u3002\u3053\u306e\u53cd\u5fdc\u306f\u3001\u30a8\u30f3\u30b8\u30f3\u304c\u300c\u5316\u5b66\u91cf\u8ad6\u7684\u300d\u306a\u72b6\u614b\u306b\u3042\u308b\u3068\u304d\u306b\u6700\u3082\u52b9\u7387\u7684\u306b\u8d77\u3053\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"the-oxidation-of-carbon-monoxide\">\u4e00\u9178\u5316\u70ad\u7d20\u306e\u9178\u5316<\/h3>\n\n\n\n<p>\u767d\u91d1\u3068\u30d1\u30e9\u30b8\u30a6\u30e0\u306f\u9178\u5316\u3092\u62c5\u3044\u307e\u3059\u3002\u4e00\u9178\u5316\u70ad\u7d20\uff08CO\uff09\u306f\u7121\u81ed\u306e\u6709\u6bd2\u30ac\u30b9\u3067\u3059\u3002\u89e6\u5a92\u306f\u9084\u5143\u6642\u306b\u653e\u51fa\u3055\u308c\u308b\u9178\u7d20\u539f\u5b50\u3092\u53d6\u308a\u8fbc\u307f\u3001CO\u5206\u5b50\u306b\u7d50\u5408\u3055\u305b\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u4e8c\u9178\u5316\u70ad\u7d20\uff08CO2\uff09\u304c\u751f\u6210\u3055\u308c\u307e\u3059\u3002CO2\u306f\u6e29\u5ba4\u52b9\u679c\u30ac\u30b9\u3067\u3059\u304c\u3001CO\u306e\u3088\u3046\u306b\u6025\u6027\u6bd2\u6027\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u3053\u306e\u53cd\u5fdc\u3092\u958b\u59cb\u3059\u308b\u306b\u306f\u9ad8\u6e29\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"the-oxidation-of-hydrocarbons\">\u70ad\u5316\u6c34\u7d20\u306e\u9178\u5316<\/h3>\n\n\n\n<p>\u672a\u71c3\u713c\u70ad\u5316\u6c34\u7d20\uff08HC\uff09\u306f\u3001\u4e0d\u5b8c\u5168\u71c3\u713c\u306b\u3088\u3063\u3066\u751f\u6210\u3055\u308c\u307e\u3059\u3002\u3053\u308c\u3089\u306f\u5730\u4e0a\u30aa\u30be\u30f3\u306e\u751f\u6210\u306b\u5bc4\u4e0e\u3057\u307e\u3059\u3002\u767d\u91d1\u3068\u30d1\u30e9\u30b8\u30a6\u30e0\u306f\u3001\u3053\u308c\u3089\u306e\u5206\u5b50\u3092\u9178\u5316\u3057\u307e\u3059\u3002HC\u9396\u3092\u5207\u65ad\u3057\u3001\u70ad\u7d20\u3068\u9178\u7d20\u3092\u7d50\u5408\u3055\u305b\u3066\u4e8c\u9178\u5316\u70ad\u7d20\uff08CO2\uff09\u3092\u751f\u6210\u3057\u3001\u6c34\u7d20\u3068\u9178\u7d20\u3092\u7d50\u5408\u3055\u305b\u3066\u6c34\u84b8\u6c17\uff08H2O\uff09\u3092\u751f\u6210\u3057\u307e\u3059\u3002\u3053\u306e\u30d7\u30ed\u30bb\u30b9\u306f\u3001\u300c\u7dcf\u70ad\u5316\u6c34\u7d20\u91cf\u300d\uff08THC\uff09\u306e\u5236\u9650\u5024\u3092\u6e80\u305f\u3059\u305f\u3081\u306b\u4e0d\u53ef\u6b20\u3067\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"platinum-pt-the-reliable-oxidation-agent\">\u767d\u91d1\uff08Pt\uff09\uff1a\u4fe1\u983c\u3067\u304d\u308b\u9178\u5316\u5264<\/h2>\n\n\n\n<p>\u30d7\u30e9\u30c1\u30ca\u306f\u304a\u305d\u3089\u304f\u6700\u3082\u6709\u540d\u306a\u767d\u91d1\u65cf\u91d1\u5c5e\u3067\u3059\u3002\u5b9d\u98fe\u54c1\u3084\u7523\u696d\u306b\u304a\u3044\u3066\u9577\u3044\u6b74\u53f2\u304c\u3042\u308a\u307e\u3059\u3002 <a href=\"https:\/\/3waycatalyst.com\/ja\/three-way-catalytic-converter-twc\/\">\u4e09\u5143\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc<\/a>\u305d\u308c\u306f\u9178\u5316\u306e\u4e3b\u529b\u88fd\u54c1\u3067\u3042\u308b\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"performance-in-diesel-systems\">\u30c7\u30a3\u30fc\u30bc\u30eb\u30b7\u30b9\u30c6\u30e0\u306e\u6027\u80fd<\/h3>\n\n\n\n<p>\u30c7\u30a3\u30fc\u30bc\u30eb\u30a8\u30f3\u30b8\u30f3\u306f\u30ac\u30bd\u30ea\u30f3\u30a8\u30f3\u30b8\u30f3\u3068\u306f\u52d5\u4f5c\u539f\u7406\u304c\u7570\u306a\u308a\u307e\u3059\u3002\u5e38\u306b\u9178\u7d20\u304c\u904e\u5270\u306b\u5b58\u5728\u3057\u3001\u6392\u6c17\u6e29\u5ea6\u3082\u4f4e\u304f\u306a\u308a\u307e\u3059\u3002\u30d7\u30e9\u30c1\u30ca\u306f\u3053\u308c\u3089\u306e\u6761\u4ef6\u306b\u6700\u9069\u306a\u89e6\u5a92\u3067\u3059\u3002\u30d1\u30e9\u30b8\u30a6\u30e0\u3088\u308a\u3082\u4f4e\u3044\u6e29\u5ea6\u3067\u9178\u5316\u53cd\u5fdc\u3092\u958b\u59cb\u3057\u3001\u3053\u306e\u300c\u53cd\u5fdc\u958b\u59cb\u6e29\u5ea6\u300d\u304c\u975e\u5e38\u306b\u91cd\u8981\u3067\u3059\u3002\u3053\u306e\u6e29\u5ea6\u306b\u3088\u3063\u3066\u3001\u30a8\u30f3\u30b8\u30f3\u59cb\u52d5\u5f8c\u3001\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc\u304c\u3069\u308c\u3060\u3051\u65e9\u304f\u4f5c\u52d5\u3057\u59cb\u3081\u308b\u304b\u304c\u6c7a\u307e\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"chemical-stability\">\u5316\u5b66\u7684\u5b89\u5b9a\u6027<\/h3>\n\n\n\n<p>\u30d7\u30e9\u30c1\u30ca\u306f\u5316\u5b66\u7684\u306a\u300c\u88ab\u6bd2\u300d\u306b\u5bfe\u3057\u3066\u975e\u5e38\u306b\u9ad8\u3044\u8010\u6027\u3092\u6301\u3061\u3001\u71c3\u6599\u4e2d\u306e\u5fae\u91cf\u306e\u786b\u9ec4\u306b\u3082\u8010\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u3053\u306e\u8010\u4e45\u6027\u306e\u9ad8\u3055\u304b\u3089\u3001\u9ad8\u8ca0\u8377\u7528\u9014\u306b\u304a\u3044\u3066\u597d\u3093\u3067\u7528\u3044\u3089\u308c\u307e\u3059\u3002\u30ac\u30bd\u30ea\u30f3\u30a8\u30f3\u30b8\u30f3\u3067\u306f\u3001\u30d1\u30e9\u30b8\u30a6\u30e0\u3068\u4f75\u7528\u3059\u308b\u3053\u3068\u3067\u30d0\u30e9\u30f3\u30b9\u306e\u53d6\u308c\u305f\u6027\u80fd\u3092\u767a\u63ee\u3059\u308b\u3053\u3068\u304c\u591a\u304f\u3001\u30ac\u30bd\u30ea\u30f3\u76f4\u5674\uff08GDI\uff09\u30a8\u30f3\u30b8\u30f3\u7528\u306e\u300c\u56db\u5143\u89e6\u5a92\u300d\u306b\u3082\u4f7f\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"palladium-pd-the-high-temperature-specialist\">\u30d1\u30e9\u30b8\u30a6\u30e0\uff08Pd\uff09\uff1a\u9ad8\u6e29\u74b0\u5883\u306e\u30b9\u30da\u30b7\u30e3\u30ea\u30b9\u30c8<\/h2>\n\n\n\n<p>\u30d1\u30e9\u30b8\u30a6\u30e0\u306f\u81ea\u52d5\u8eca\u5206\u91ce\u3067\u306e\u5229\u7528\u304c\u98db\u8e8d\u7684\u306b\u5897\u52a0\u3057\u3066\u304a\u308a\u3001\u73fe\u5728\u3067\u306f\u30ac\u30bd\u30ea\u30f3\u30a8\u30f3\u30b8\u30f3\u306e\u4e3b\u8981\u306a\u9178\u5316\u89e6\u5a92\u3068\u306a\u3063\u3066\u3044\u308b\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"thermal-resilience\">\u8010\u71b1\u6027<\/h3>\n\n\n\n<p>\u30ac\u30bd\u30ea\u30f3\u30a8\u30f3\u30b8\u30f3\u306f\u5f37\u70c8\u306a\u71b1\u3092\u767a\u751f\u3057\u307e\u3059\u3002\u6392\u6c17\u6e29\u5ea6\u306f\u6442\u6c0f900\u5ea6\u3092\u8d85\u3048\u308b\u3053\u3068\u3082\u3042\u308a\u307e\u3059\u3002\u30d1\u30e9\u30b8\u30a6\u30e0\u306f\u9a5a\u7570\u7684\u306a\u71b1\u5b89\u5b9a\u6027\u3092\u6301\u3061\u3001\u3053\u306e\u3088\u3046\u306a\u6761\u4ef6\u4e0b\u3067\u3082\u5bb9\u6613\u306b\u52a3\u5316\u3057\u307e\u305b\u3093\u3002\u307e\u305f\u3001\u300c\u713c\u7d50\u300d\u306b\u3082\u8010\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u713c\u7d50\u3068\u306f\u3001\u5c0f\u3055\u306a\u91d1\u5c5e\u7c92\u5b50\u304c\u6eb6\u878d\u3057\u3066\u7d50\u5408\u3059\u308b\u30d7\u30ed\u30bb\u30b9\u3067\u3001\u3053\u308c\u306b\u3088\u308a\u6d3b\u6027\u8868\u9762\u7a4d\u304c\u6e1b\u5c11\u3057\u307e\u3059\u3002\u30d1\u30e9\u30b8\u30a6\u30e0\u306f\u9ad8\u6e29\u4e0b\u3067\u3082\u5fae\u7d30\u306a\u5206\u6563\u72b6\u614b\u3092\u7dad\u6301\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"reactivity-and-cost\">\u53cd\u5fdc\u6027\u3068\u30b3\u30b9\u30c8<\/h3>\n\n\n\n<p>\u30d1\u30e9\u30b8\u30a6\u30e0\u306f\u3001\u7279\u5b9a\u306e\u70ad\u5316\u6c34\u7d20\u7a2e\u306b\u5bfe\u3057\u3066\u30d7\u30e9\u30c1\u30ca\u3088\u308a\u3082\u53cd\u5fdc\u6027\u304c\u9ad8\u3044\u3002\u305d\u306e\u305f\u3081\u3001\u73fe\u4ee3\u306e\u30ac\u30bd\u30ea\u30f3\u30a8\u30f3\u30b8\u30f3\u306b\u304a\u3044\u3066\u975e\u5e38\u306b\u52b9\u7387\u7684\u306a\u89e6\u5a92\u3068\u306a\u308b\u3002\u9577\u5e74\u306b\u308f\u305f\u308a\u3001\u30d1\u30e9\u30b8\u30a6\u30e0\u306f\u30d7\u30e9\u30c1\u30ca\u3088\u308a\u3082\u5927\u5e45\u306b\u5b89\u4fa1\u3067\u3042\u3063\u305f\u305f\u3081\u3001\u30e1\u30fc\u30ab\u30fc\u5404\u793e\u306f\u914d\u5408\u3092\u5909\u66f4\u3057\u3066\u304d\u305f\u3002\u3057\u304b\u3057\u3001\u9700\u8981\u306e\u9ad8\u307e\u308a\u306b\u3088\u308a\u3001\u73fe\u5728\u3067\u306f\u30d1\u30e9\u30b8\u30a6\u30e0\u306e\u4fa1\u683c\u306f\u30d7\u30e9\u30c1\u30ca\u3068\u975e\u5e38\u306b\u7af6\u4e89\u529b\u306e\u3042\u308b\u3082\u306e\u3068\u306a\u3063\u3066\u3044\u308b\u3002\u4eca\u65e5\u3001\u30d1\u30e9\u30b8\u30a6\u30e0\u306f\u4e09\u5143\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc\u5e02\u5834\u306b\u304a\u3044\u3066\u4e3b\u8981\u306a\u91d1\u5c5e\u3068\u306a\u3063\u3066\u3044\u308b\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"rhodium-rh-the-essential-reduction-catalyst\">\u30ed\u30b8\u30a6\u30e0\uff08Rh\uff09\uff1a\u5fc5\u9808\u306e\u9084\u5143\u89e6\u5a92<\/h2>\n\n\n\n<p>\u30ed\u30b8\u30a6\u30e0\u306f3\u3064\u306e\u91d1\u5c5e\u306e\u4e2d\u3067\u6700\u3082\u5e0c\u5c11\u306a\u91d1\u5c5e\u3067\u3059\u3002\u307e\u305f\u3001\u300c\u4e09\u5143\u89e6\u5a92\u300d\u6a5f\u80fd\u306b\u3068\u3063\u3066\u6700\u3082\u91cd\u8981\u306a\u91d1\u5c5e\u3067\u3082\u3042\u308a\u307e\u3059\u3002\u30ed\u30b8\u30a6\u30e0\u304c\u306a\u3051\u308c\u3070\u3001NOx\u6392\u51fa\u91cf\u3092\u52b9\u679c\u7684\u306b\u6291\u5236\u3059\u308b\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"unique-catalytic-properties\">\u72ec\u81ea\u306e\u89e6\u5a92\u7279\u6027<\/h3>\n\n\n\n<p>\u30ed\u30b8\u30a6\u30e0\u306f\u3001NOx\u5206\u5b50\u3092\u5206\u89e3\u3059\u308b\u72ec\u81ea\u306e\u80fd\u529b\u3092\u6301\u3063\u3066\u3044\u307e\u3059\u3002\u30d7\u30e9\u30c1\u30ca\u3084\u30d1\u30e9\u30b8\u30a6\u30e0\u3067\u306f\u3001\u3053\u308c\u307b\u3069\u306e\u52b9\u7387\u3067\u5206\u89e3\u3059\u308b\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u3002\u73fe\u4ee3\u306eNOx\u6392\u51fa\u57fa\u6e96\u3092\u78ba\u5b9f\u306b\u6e80\u305f\u3059\u3053\u3068\u304c\u3067\u304d\u308b\u552f\u4e00\u306e\u91d1\u5c5e\u3067\u3059\u3002\u305d\u306e\u52b9\u679c\u306e\u9ad8\u3055\u304b\u3089\u3001\u88fd\u9020\u306b\u5fc5\u8981\u306a\u91cf\u306f\u3054\u304f\u5c11\u91cf\u3067\u6e08\u307f\u307e\u3059\u3002\u3057\u304b\u3057\u3001\u6975\u3081\u3066\u5e0c\u5c11\u306a\u305f\u3081\u3001\u5c11\u91cf\u3067\u3082\u9ad8\u4fa1\u3067\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"rarity-and-value\">\u5e0c\u5c11\u6027\u3068\u4fa1\u5024<\/h3>\n\n\n\n<p>\u30ed\u30b8\u30a6\u30e0\u306f\u30d7\u30e9\u30c1\u30ca\u3068\u30cb\u30c3\u30b1\u30eb\u306e\u63a1\u6398\u306e\u526f\u7523\u7269\u3067\u3059\u3002\u4e16\u754c\u306e\u751f\u7523\u91cf\u306f\u975e\u5e38\u306b\u5c11\u306a\u304f\u3001\u5e74\u9593\u7d0430\u30c8\u30f3\u3057\u304b\u751f\u7523\u3055\u308c\u3066\u3044\u307e\u305b\u3093\u3002\u3053\u306e\u5e0c\u5c11\u6027\u306b\u3088\u308a\u3001\u4fa1\u683c\u306e\u5927\u304d\u306a\u5909\u52d5\u304c\u751f\u3058\u307e\u3059\u3002\u30ed\u30b8\u30a6\u30e0\u306f\u3057\u3070\u3057\u3070\u91d1\u3088\u308a\u30825\uff5e10\u500d\u9ad8\u4fa1\u3067\u3059\u3002\u305d\u306e\u305f\u3081\u3001\u91d1\u306e\u4e2d\u3067\u6700\u3082\u4fa1\u5024\u306e\u9ad8\u3044\u6210\u5206\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002<a href=\"https:\/\/3waycatalyst.com\/ja\/three-way-catalytic-converter-twc\/\"> \u4e09\u5143\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc<\/a>\u305d\u308c\u306f\u3001\u4e16\u754c\u306e\u89e6\u5a92\u751f\u7523\u306b\u304a\u3051\u308b\u300c\u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u300d\u3068\u306a\u3063\u3066\u3044\u308b\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/3waycatalyst.com\/ja\/how-much-rhodium-is-in-a-catalytic-converter\/\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"635\" src=\"https:\/\/3waycatalyst.com\/wp-content\/uploads\/2025\/10\/How-Much-Rhodium-Is-in-a-Catalytic-Converter.jpg\" alt=\"\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc\u306b\u306f\u3069\u308c\u304f\u3089\u3044\u306e\u30ed\u30b8\u30a6\u30e0\u304c\u542b\u307e\u308c\u3066\u3044\u307e\u3059\u304b?\" class=\"wp-image-5611\" title=\"\" srcset=\"https:\/\/3waycatalyst.com\/wp-content\/uploads\/2025\/10\/How-Much-Rhodium-Is-in-a-Catalytic-Converter.jpg 1024w, https:\/\/3waycatalyst.com\/wp-content\/uploads\/2025\/10\/How-Much-Rhodium-Is-in-a-Catalytic-Converter-300x186.jpg 300w, https:\/\/3waycatalyst.com\/wp-content\/uploads\/2025\/10\/How-Much-Rhodium-Is-in-a-Catalytic-Converter-768x476.jpg 768w, https:\/\/3waycatalyst.com\/wp-content\/uploads\/2025\/10\/How-Much-Rhodium-Is-in-a-Catalytic-Converter-18x12.jpg 18w, https:\/\/3waycatalyst.com\/wp-content\/uploads\/2025\/10\/How-Much-Rhodium-Is-in-a-Catalytic-Converter-600x372.jpg 600w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><figcaption class=\"wp-element-caption\"><a href=\"http:\/\/How Much Rhodium Is in a Catalytic Converter?\" target=\"_blank\">\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc\u306b\u306f\u3069\u308c\u304f\u3089\u3044\u306e\u30ed\u30b8\u30a6\u30e0\u304c\u542b\u307e\u308c\u3066\u3044\u307e\u3059\u304b?<\/a><\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"comparison-table-of-pgm-properties\">PGM\u7279\u6027\u306e\u6bd4\u8f03\u8868<\/h2>\n\n\n\n<p>\u4ee5\u4e0b\u306e\u8868\u306f\u3001\u3053\u308c\u30893\u3064\u306e\u91d1\u5c5e\u306e\u4e3b\u306a\u9055\u3044\u3092\u307e\u3068\u3081\u305f\u3082\u306e\u3067\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table class=\"has-fixed-layout\"><thead><tr><th>\u8ca1\u7523<\/th><th>\u30d7\u30e9\u30c1\u30ca\uff08Pt\uff09<\/th><th>\u30d1\u30e9\u30b8\u30a6\u30e0\uff08Pd\uff09<\/th><th>\u30ed\u30b8\u30a6\u30e0\uff08Rh\uff09<\/th><\/tr><\/thead><tbody><tr><td><strong>\u4e3b\u8981\u30bf\u30b9\u30af<\/strong><\/td><td>\u9178\u5316<\/td><td>\u9178\u5316<\/td><td>\u524a\u6e1b<\/td><\/tr><tr><td><strong>\u5bfe\u8c61\u6c5a\u67d3\u7269\u8cea<\/strong><\/td><td>CO\u3001HC<\/td><td>CO\u3001HC<\/td><td>NOx<\/td><\/tr><tr><td><strong>\u71b1\u5b89\u5b9a\u6027<\/strong><\/td><td>\u9069\u5ea6<\/td><td>\u975e\u5e38\u306b\u9ad8\u3044<\/td><td>\u9ad8\u3044<\/td><\/tr><tr><td><strong>\u6bd2\u8010\u6027<\/strong><\/td><td>\u9ad8\u3044<\/td><td>\u9069\u5ea6<\/td><td>\u9ad8\u3044<\/td><\/tr><tr><td><strong>\u5171\u901a\u30a8\u30f3\u30b8\u30f3<\/strong><\/td><td>\u30c7\u30a3\u30fc\u30bc\u30eb\uff0f\u30ac\u30bd\u30ea\u30f3<\/td><td>\u30ac\u30bd\u30ea\u30f3<\/td><td>\u30ac\u30bd\u30ea\u30f3\uff08TWC\uff09<\/td><\/tr><tr><td><strong>\u76f8\u5bfe\u7684\u306a\u5e0c\u5c11\u6027<\/strong><\/td><td>\u9ad8\u3044<\/td><td>\u9ad8\u3044<\/td><td>\u6975\u3081\u3066\u9ad8\u3044<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"factors-affecting-catalyst-efficiency\">\u89e6\u5a92\u52b9\u7387\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u308b\u8981\u56e0<\/h2>\n\n\n\n<p>\u3055\u307e\u3056\u307e\u306a\u8981\u56e0\u304c\u3001 <a href=\"https:\/\/3waycatalyst.com\/ja\/three-way-catalytic-converter-twc\/\">\u4e09\u5143\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc <\/a>\u5b9f\u884c\u3059\u308b\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"air-fuel-ratio-lambda-\">\u7a7a\u71c3\u6bd4\uff08\u30e9\u30e0\u30c0\uff09<\/h3>\n\n\n\n<p>\u305d\u306e <a href=\"https:\/\/3waycatalyst.com\/ja\/three-way-catalytic-converter-twc\/\">\u4e09\u5143\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc<\/a> \u6700\u3082\u52b9\u7387\u3088\u304f\u4f5c\u52d5\u3059\u308b\u306e\u306f\u300c\u7406\u8ad6\u7a7a\u71c3\u6bd4\u300d\u306e\u70b9\u3067\u3059\u3002\u3053\u308c\u306f\u71c3\u6599\u3068\u7a7a\u6c17\u306e\u5b8c\u74a7\u306a\u30d0\u30e9\u30f3\u30b9\u3067\u3059\u3002\u30ac\u30bd\u30ea\u30f3\u306e\u5834\u5408\u3001\u3053\u306e\u6bd4\u7387\u306f\u7a7a\u6c1714.7\u306b\u5bfe\u3057\u71c3\u65991\u3067\u3059\u3002\u73fe\u4ee3\u306e\u81ea\u52d5\u8eca\u306f\u3001\u3053\u306e\u30d0\u30e9\u30f3\u30b9\u3092\u7dad\u6301\u3059\u308b\u305f\u3081\u306b\u9178\u7d20\u30bb\u30f3\u30b5\u30fc\u3092\u4f7f\u7528\u3057\u3066\u3044\u307e\u3059\u3002\u6df7\u5408\u6c17\u304c\u6fc3\u3059\u304e\u308b\u3068\u9178\u5316\u306b\u5fc5\u8981\u306a\u9178\u7d20\u304c\u4e0d\u8db3\u3057\u3001\u8584\u3059\u304e\u308b\u3068\u9084\u5143\u306b\u5fc5\u8981\u306a\u9178\u7d20\u304c\u904e\u5270\u306b\u306a\u308a\u307e\u3059\u3002\u3053\u306e\u88c5\u7f6e\u304c\u6a5f\u80fd\u3059\u308b\u306b\u306f\u3001\u6b63\u78ba\u306a\u7bc4\u56f2\u304c\u5fc5\u8981\u3067\u3059\u3002\u3053\u308c\u3092\u300c\u30e9\u30e0\u30c0\u30a6\u30a3\u30f3\u30c9\u30a6\u300d\u3068\u547c\u3073\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"operating-temperature\">Operating Temperature<\/h3>\n\n\n\n<p>\u89e6\u5a92\u306f\u4f4e\u6e29\u3067\u306f\u6a5f\u80fd\u3057\u307e\u305b\u3093\u3002\u89e6\u5a92\u304c\u6d3b\u6027\u5316\u3059\u308b\u306b\u306f\u300c\u6d3b\u6027\u5316\u6e29\u5ea6\u300d\u306b\u9054\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u306f\u901a\u5e38\u3001\u6442\u6c0f250\u5ea6\u304b\u3089300\u5ea6\u7a0b\u5ea6\u3067\u3059\u3002\u30e1\u30fc\u30ab\u30fc\u306f\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc\u3092\u30a8\u30f3\u30b8\u30f3\u8fd1\u304f\u306b\u914d\u7f6e\u3057\u3066\u3001\u7d20\u65e9\u304f\u52a0\u71b1\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u3066\u3044\u307e\u3059\u3002\u6700\u8fd1\u306e\u8eca\u306e\u4e2d\u306b\u306f\u3001\u89e6\u5a92\u306b\u96fb\u6c17\u30d2\u30fc\u30bf\u30fc\u3092\u4f7f\u7528\u3057\u3066\u3044\u308b\u3082\u306e\u3082\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u306f\u7279\u306b\u30cf\u30a4\u30d6\u30ea\u30c3\u30c9\u8eca\u306b\u3068\u3063\u3066\u91cd\u8981\u3067\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"space-velocity\">\u7a7a\u9593\u901f\u5ea6<\/h3>\n\n\n\n<p>\u7a7a\u9593\u901f\u5ea6\u3068\u306f\u3001\u6392\u6c17\u30ac\u30b9\u304c\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc\u3092\u901a\u904e\u3059\u308b\u901f\u5ea6\u3092\u6307\u3057\u307e\u3059\u3002\u6d41\u308c\u304c\u901f\u3059\u304e\u308b\u3068\u3001\u30ac\u30b9\u304c\u53cd\u5fdc\u3059\u308b\u306e\u306b\u5341\u5206\u306a\u6642\u9593\u304c\u3042\u308a\u307e\u305b\u3093\u3002\u30a8\u30f3\u30b8\u30cb\u30a2\u306f\u3001 <a href=\"https:\/\/3waycatalyst.com\/ja\/three-way-catalytic-converter-twc\/\">\u4e09\u5143\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc<\/a> \u30a8\u30f3\u30b8\u30f3\u306e\u6392\u6c17\u91cf\u306b\u57fa\u3065\u3044\u3066\u7b97\u51fa\u3055\u308c\u307e\u3059\u3002\u6392\u6c17\u91cf\u306e\u5927\u304d\u3044\u30a8\u30f3\u30b8\u30f3\u306b\u306f\u3001\u3088\u308a\u5927\u304d\u306a\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"the-economic-reality-of-pgms\">PGM\u306e\u7d4c\u6e08\u7684\u5b9f\u614b<\/h2>\n\n\n\n<p>\u767d\u91d1\u65cf\u91d1\u5c5e\uff08PGM\uff09\u306e\u9ad8\u4fa1\u683c\u306f\u3001\u81ea\u52d5\u8eca\u30b5\u30d7\u30e9\u30a4\u30c1\u30a7\u30fc\u30f3\u5168\u4f53\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u308b\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"market-volatility\">\u5e02\u5834\u306e\u5909\u52d5\u6027<\/h3>\n\n\n\n<p>PGM\uff08\u767d\u91d1\u65cf\u91d1\u5c5e\uff09\u306e\u4fa1\u683c\u306f\u3001\u4e16\u754c\u60c5\u52e2\u306b\u3088\u3063\u3066\u5909\u52d5\u3057\u307e\u3059\u3002\u63a1\u6398\u306e\u5927\u90e8\u5206\u306f\u5357\u30a2\u30d5\u30ea\u30ab\u3068\u30ed\u30b7\u30a2\u3067\u884c\u308f\u308c\u3066\u304a\u308a\u3001\u3053\u308c\u3089\u306e\u5730\u57df\u3067\u653f\u60c5\u4e0d\u5b89\u304c\u751f\u3058\u308b\u3068\u3001\u4fa1\u683c\u304c\u6025\u9a30\u3057\u307e\u3059\u3002\u4f8b\u3048\u3070\u3001\u30d1\u30e9\u30b8\u30a6\u30e0\u4fa1\u683c\u306f\u4f9b\u7d66\u4e0d\u5b89\u304b\u3089\u308f\u305a\u304b1\u5e74\u30673\u500d\u306b\u8df3\u306d\u4e0a\u304c\u308a\u307e\u3057\u305f\u3002\u3053\u306e\u3088\u3046\u306a\u4fa1\u683c\u5909\u52d5\u306e\u6fc0\u3057\u3055\u306f\u3001\u81ea\u52d5\u8eca\u30e1\u30fc\u30ab\u30fc\u306e\u4e8b\u696d\u8a08\u753b\u3092\u56f0\u96e3\u306b\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"impact-on-vehicle-cost\">\u8eca\u4e21\u30b3\u30b9\u30c8\u3078\u306e\u5f71\u97ff<\/h3>\n\n\n\n<p>\u8cb4\u91d1\u5c5e\u306e\u542b\u6709\u91cf\u306b\u3088\u3063\u3066\u3001\u65b0\u8eca\u306e\u4fa1\u683c\u306f\u6570\u767e\u30c9\u30eb\u3082\u4e0a\u6607\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u3002\u9ad8\u7d1a\u8eca\u3084\u5927\u578b\u30c8\u30e9\u30c3\u30af\u306e\u5834\u5408\u3001\u305d\u306e\u30b3\u30b9\u30c8\u306f\u3055\u3089\u306b\u9ad8\u304f\u306a\u308b\u3002\u30e1\u30fc\u30ab\u30fc\u306f\u5e38\u306b\u3001\u4f7f\u7528\u3059\u308b\u767d\u91d1\u65cf\u91d1\u5c5e\uff08PGM\uff09\u306e\u91cf\u3092\u524a\u6e1b\u3059\u308b\u65b9\u6cd5\u3092\u6a21\u7d22\u3057\u3066\u3044\u308b\u3002\u5f7c\u3089\u306f\u9ad8\u5ea6\u306a\u30a6\u30a9\u30c3\u30b7\u30e5\u30b3\u30fc\u30c8\u6280\u8853\u3092\u7528\u3044\u3066\u3001\u91d1\u5c5e\u306e\u3042\u3089\u3086\u308b\u30de\u30a4\u30af\u30ed\u30b0\u30e9\u30e0\u3092\u6700\u5927\u9650\u306b\u6d3b\u7528\u3057\u3066\u3044\u308b\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"the-problem-of-theft\">\u7a83\u76d7\u306e\u554f\u984c<\/h3>\n\n\n\n<p>\u30ed\u30b8\u30a6\u30e0\u3068\u30d1\u30e9\u30b8\u30a6\u30e0\u306e\u9ad8\u5024\u306b\u3088\u308a\u3001\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc\u306e\u76d7\u96e3\u304c\u4e16\u754c\u7684\u306b\u8513\u5ef6\u3057\u3066\u3044\u308b\u3002\u7a83\u76d7\u72af\u306f1\u5206\u8db3\u3089\u305a\u3067\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc\u3092\u53d6\u308a\u5916\u3057\u3001\u91d1\u5c5e\u542b\u6709\u91cf\u76ee\u5f53\u3066\u306b\u60aa\u8cea\u306a\u30b9\u30af\u30e9\u30c3\u30d7\u696d\u8005\u306b\u58f2\u5374\u3059\u308b\u3002\u3053\u306e\u305f\u3081\u3001\u591a\u304f\u306e\u30aa\u30fc\u30ca\u30fc\u304c\u8eca\u4e21\u306b\u4fdd\u8b77\u30b7\u30fc\u30eb\u30c9\u3092\u53d6\u308a\u4ed8\u3051\u3056\u308b\u3092\u5f97\u306a\u304f\u306a\u3063\u3066\u3044\u308b\u3002\u4fdd\u967a\u4f1a\u793e\u3082\u4fdd\u967a\u91d1\u8acb\u6c42\u306e\u6025\u5897\u3092\u76ee\u306e\u5f53\u305f\u308a\u306b\u3057\u3066\u3044\u308b\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"sustainability-and-the-circular-economy\">\u6301\u7d9a\u53ef\u80fd\u6027\u3068\u5faa\u74b0\u578b\u7d4c\u6e08<\/h2>\n\n\n\n<p>\u767d\u91d1\u65cf\u91d1\u5c5e\u306f\u975e\u5e38\u306b\u5e0c\u5c11\u306a\u305f\u3081\u3001\u30ea\u30b5\u30a4\u30af\u30eb\u306f\u5358\u306a\u308b\u9078\u629e\u80a2\u3067\u306f\u306a\u304f\u3001\u5fc5\u8981\u4e0d\u53ef\u6b20\u306a\u3082\u306e\u306a\u306e\u3067\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"the-recycling-process\">\u30ea\u30b5\u30a4\u30af\u30eb\u30d7\u30ed\u30bb\u30b9<\/h3>\n\n\n\n<p>\u53e4\u3044\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc\u306f\u300c\u4e8c\u6b21\u9271\u5c71\u300d\u3068\u8a00\u3048\u308b\u3002\u30ea\u30b5\u30a4\u30af\u30eb\u696d\u8005\u306f\u6bce\u5e74\u4f55\u767e\u4e07\u53f0\u3082\u306e\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc\u3092\u56de\u53ce\u3057\u3001\u30bb\u30e9\u30df\u30c3\u30af\u88fd\u306e\u30cf\u30cb\u30ab\u30e0\u69cb\u9020\u3092\u53d6\u308a\u9664\u3044\u3066\u7c89\u672b\u72b6\u306b\u7c89\u7815\u3059\u308b\u3002\u305d\u3057\u3066\u3001\u9ad8\u6e29\u88fd\u932c\u307e\u305f\u306f\u5316\u5b66\u6d78\u51fa\u6cd5\u3092\u7528\u3044\u3066\u91d1\u5c5e\u3092\u62bd\u51fa\u3059\u308b\u3002\u3053\u306e\u30d7\u30ed\u30bb\u30b9\u306f\u975e\u5e38\u306b\u52b9\u7387\u7684\u3067\u3001\u30d7\u30e9\u30c1\u30ca\u3001\u30d1\u30e9\u30b8\u30a6\u30e0\u3001\u30ed\u30b8\u30a6\u30e0\u306e95%\u4ee5\u4e0a\u3092\u56de\u53ce\u3067\u304d\u308b\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"environmental-benefits-of-recycling\">\u30ea\u30b5\u30a4\u30af\u30eb\u306e\u74b0\u5883\u4e0a\u306e\u5229\u70b9<\/h3>\n\n\n\n<p>\u65b0\u898f\u306e\u767d\u91d1\u65cf\u91d1\u5c5e\uff08PGM\uff09\u63a1\u6398\u306f\u3001\u975e\u5e38\u306b\u7834\u58ca\u7684\u306a\u884c\u70ba\u3067\u3059\u3002\u308f\u305a\u304b\u6570\u30b0\u30e9\u30e0\u306e\u91d1\u5c5e\u3092\u5f97\u308b\u305f\u3081\u306b\u3001\u4f55\u30c8\u30f3\u3082\u306e\u571f\u7802\u3092\u79fb\u52d5\u3055\u305b\u308b\u5fc5\u8981\u304c\u3042\u308a\u3001\u81a8\u5927\u306a\u91cf\u306e\u6c34\u3068\u30a8\u30cd\u30eb\u30ae\u30fc\u3092\u6d88\u8cbb\u3057\u307e\u3059\u3002\u4e00\u65b9\u3001\u30ea\u30b5\u30a4\u30af\u30eb\u306f\u74b0\u5883\u8ca0\u8377\u304c\u306f\u308b\u304b\u306b\u5c0f\u3055\u304f\u3001\u65b0\u305f\u306a\u9271\u5c71\u958b\u767a\u306e\u5fc5\u8981\u6027\u3092\u6e1b\u3089\u3057\u3001\u6750\u6599\u3092\u7121\u671f\u9650\u306b\u518d\u5229\u7528\u3059\u308b\u5faa\u74b0\u578b\u7d4c\u6e08\u3092\u652f\u3048\u307e\u3059\u3002\u30ea\u30b5\u30a4\u30af\u30eb\u3055\u308c\u305fPGM\u306e\u4e8c\u9178\u5316\u70ad\u7d20\u6392\u51fa\u91cf\u306f\u3001\u63a1\u6398\u3055\u308c\u305fPGM\u306b\u6bd4\u3079\u306690%\u3082\u4f4e\u304f\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"pgm-usage-and-recycling-statistics\">PGM\uff08\u767d\u91d1\u65cf\u91d1\u5c5e\uff09\u306e\u4f7f\u7528\u72b6\u6cc1\u3068\u30ea\u30b5\u30a4\u30af\u30eb\u306b\u95a2\u3059\u308b\u7d71\u8a08<\/h2>\n\n\n\n<p>\u4ee5\u4e0b\u306e\u30c7\u30fc\u30bf\u306f\u3001\u81ea\u52d5\u8eca\u5206\u91ce\u306b\u304a\u3051\u308bPGM\uff08\u767d\u91d1\u65cf\u91d1\u5c5e\uff09\u7523\u696d\u306e\u898f\u6a21\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table class=\"has-fixed-layout\"><thead><tr><th>\u91d1\u5c5e<\/th><th>\u5e74\u9593\u81ea\u52d5\u8eca\u9700\u8981\uff08\u30c8\u30f3\uff09<\/th><th>\u30ea\u30b5\u30a4\u30af\u30eb\u539f\u6599\u7531\u6765\u306e\u5272\u5408<\/th><\/tr><\/thead><tbody><tr><td><strong>\u767d\u91d1<\/strong><\/td><td>~95<\/td><td>30%<\/td><\/tr><tr><td><strong>\u30d1\u30e9\u30b8\u30a6\u30e0<\/strong><\/td><td>~310<\/td><td>35%<\/td><\/tr><tr><td><strong>\u30ed\u30b8\u30a6\u30e0<\/strong><\/td><td>~32<\/td><td>40%<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"challenges-in-modern-emission-control\">\u73fe\u4ee3\u306e\u6392\u51fa\u30ac\u30b9\u5236\u5fa1\u306b\u304a\u3051\u308b\u8ab2\u984c<\/h2>\n\n\n\n<p>\u6392\u51fa\u898f\u5236\u304c\u53b3\u3057\u304f\u306a\u308b\u306b\u3064\u308c\u3066\u3001<a href=\"https:\/\/3waycatalyst.com\/ja\/three-way-catalytic-converter-twc\/\"> \u4e09\u5143\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc <\/a>\u65b0\u305f\u306a\u8ab2\u984c\u306b\u76f4\u9762\u3059\u308b\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"cold-start-emissions\">\u51b7\u9593\u59cb\u52d5\u6642\u306e\u6392\u51fa\u30ac\u30b9<\/h3>\n\n\n\n<p>\u6392\u6c17\u30ac\u30b9\u306e\u6392\u51fa\u306f\u3001\u51b7\u9593\u59cb\u52d5\u5f8c\u6700\u521d\u306e60\u79d2\u4ee5\u5185\u306b\u6700\u3082\u591a\u304f\u767a\u751f\u3057\u307e\u3059\u3002\u30a8\u30f3\u30b8\u30cb\u30a2\u305f\u3061\u306f\u300c\u8fd1\u63a5\u578b\u300d\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc\u306e\u958b\u767a\u3092\u9032\u3081\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u306f\u6392\u6c17\u30de\u30cb\u30db\u30fc\u30eb\u30c9\u306b\u76f4\u63a5\u53d6\u308a\u4ed8\u3051\u3089\u308c\u3001\u307b\u307c\u77ac\u6642\u306b\u52a0\u71b1\u3055\u308c\u307e\u3059\u3002\u307e\u305f\u3001\u300c\u70ad\u5316\u6c34\u7d20\u30c8\u30e9\u30c3\u30d7\u300d\u3068\u547c\u3070\u308c\u308b\u7d20\u6750\u3082\u4f7f\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u7d20\u6750\u306f\u3001\u4f4e\u6e29\u6642\u306b\u306f\u70ad\u5316\u6c34\u7d20\u3092\u5438\u53ce\u3057\u3001\u89e6\u5a92\u304c\u6e29\u307e\u308b\u3068\u653e\u51fa\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"sulfur-poisoning\">\u786b\u9ec4\u4e2d\u6bd2<\/h3>\n\n\n\n<p>\u71c3\u6599\u4e2d\u306e\u786b\u9ec4\u306f<a href=\"https:\/\/3waycatalyst.com\/ja\/three-way-catalytic-converter-twc\/\"> \u4e09\u5143\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc<\/a>\u3053\u308c\u306fPGM\u306e\u6d3b\u6027\u90e8\u4f4d\u306b\u7d50\u5408\u3057\u3001\u5316\u5b66\u53cd\u5fdc\u3092\u963b\u5bb3\u3057\u307e\u3059\u3002\u73fe\u5728\u3001\u307b\u3068\u3093\u3069\u306e\u5148\u9032\u56fd\u3067\u306f\u300c\u8d85\u4f4e\u786b\u9ec4\u300d\u71c3\u6599\u306e\u4f7f\u7528\u304c\u7fa9\u52d9\u4ed8\u3051\u3089\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u6700\u65b0\u306e\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc\u306e\u5bff\u547d\u304c\u5927\u5e45\u306b\u5ef6\u3073\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"real-world-driving-emissions-rde-\">\u5b9f\u8d70\u884c\u6392\u51fa\u30ac\u30b9\uff08RDE\uff09<\/h3>\n\n\n\n<p>\u898f\u5236\u5f53\u5c40\u306f\u73fe\u5728\u3001\u7814\u7a76\u6240\u3060\u3051\u3067\u306a\u304f\u5b9f\u969b\u306e\u9053\u8def\u3067\u81ea\u52d5\u8eca\u306e\u30c6\u30b9\u30c8\u3092\u884c\u3063\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u306b\u306f<a href=\"https:\/\/3waycatalyst.com\/ja\/three-way-catalytic-converter-twc\/\"> \u4e09\u5143\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc<\/a> \u3042\u3089\u3086\u308b\u6761\u4ef6\u4e0b\u3067\u6a5f\u80fd\u3059\u308b\u3053\u3068\u3002\u3053\u308c\u306b\u306f\u3001\u6025\u52a0\u901f\u3084\u9ad8\u901f\u8d70\u884c\u3082\u542b\u307e\u308c\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u3001\u89e6\u5a92\u306e\u914d\u5408\u306f\u3088\u308a\u8907\u96d1\u306b\u306a\u308a\u3001\u88c5\u7f6e\u3082\u5927\u578b\u5316\u3057\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"the-future-hybridization-and-hydrogen\">\u672a\u6765\uff1a\u30cf\u30a4\u30d6\u30ea\u30c3\u30c9\u5316\u3068\u6c34\u7d20<\/h2>\n\n\n\n<p>\u3088\u308a\u30af\u30ea\u30fc\u30f3\u306a\u30a8\u30cd\u30eb\u30ae\u30fc\u3078\u306e\u79fb\u884c\u306f\u3001\u767d\u91d1\u65cf\u91d1\u5c5e\u306e\u5f79\u5272\u3092\u5909\u3048\u308b\u3060\u308d\u3046\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"hybrid-vehicles\">\u30cf\u30a4\u30d6\u30ea\u30c3\u30c9\u8eca<\/h3>\n\n\n\n<p>\u30cf\u30a4\u30d6\u30ea\u30c3\u30c9\u8eca\u306b\u306f\u5185\u71c3\u6a5f\u95a2\u304c\u642d\u8f09\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u5b9f\u969b\u306b\u306f\u3001 <a href=\"https:\/\/3waycatalyst.com\/ja\/three-way-catalytic-converter-twc\/\">\u4e09\u5143\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc<\/a>\u30a8\u30f3\u30b8\u30f3\u306f\u983b\u7e41\u306b\u30aa\u30f3\u30aa\u30d5\u3092\u7e70\u308a\u8fd4\u3059\u305f\u3081\u3001\u89e6\u5a92\u304c\u51b7\u5374\u3055\u308c\u3066\u3057\u307e\u3046\u3002\u3053\u306e\u554f\u984c\u3092\u89e3\u6c7a\u3059\u308b\u305f\u3081\u3001\u30cf\u30a4\u30d6\u30ea\u30c3\u30c9\u8eca\u306f\u767d\u91d1\u65cf\u91d1\u5c5e\uff08PGM\uff09\u306e\u542b\u6709\u91cf\u3092\u5897\u3084\u3059\u3053\u3068\u304c\u591a\u304f\u3001\u9ad8\u5ea6\u306a\u71b1\u7ba1\u7406\u30b7\u30b9\u30c6\u30e0\u3082\u63a1\u7528\u3057\u3066\u3044\u308b\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"hydrogen-fuel-cells\">\u6c34\u7d20\u71c3\u6599\u96fb\u6c60<\/h3>\n\n\n\n<p>\u6c34\u7d20\u71c3\u6599\u96fb\u6c60\u8eca\uff08FCEV\uff09\u306f\u3001\u65b0\u8208\u6280\u8853\u3067\u3059\u3002\u6392\u6c17\u30b7\u30b9\u30c6\u30e0\u3092\u5099\u3048\u3066\u3044\u307e\u305b\u3093\u304c\u3001\u30d7\u30e9\u30c1\u30ca\u3092\u5fc5\u8981\u3068\u3057\u307e\u3059\u3002\u71c3\u6599\u96fb\u6c60\u306f\u30d7\u30e9\u30c1\u30ca\u3092\u7528\u3044\u3066\u6c34\u7d20\u5206\u5b50\u3092\u5206\u89e3\u3057\u3001\u767a\u96fb\u3057\u307e\u3059\u3002\u3053\u306e\u305f\u3081\u3001\u30ac\u30bd\u30ea\u30f3\u30a8\u30f3\u30b8\u30f3\u304c\u59ff\u3092\u6d88\u3057\u305f\u5f8c\u3082\u3001\u30d7\u30e9\u30c1\u30ca\u306f\u81ea\u52d5\u8eca\u306b\u3068\u3063\u3066\u4e0d\u53ef\u6b20\u306a\u91d1\u5c5e\u3067\u3042\u308a\u7d9a\u3051\u308b\u3067\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"battery-electric-vehicles-bevs-\">\u30d0\u30c3\u30c6\u30ea\u30fc\u5f0f\u96fb\u6c17\u81ea\u52d5\u8eca\uff08BEV\uff09<\/h3>\n\n\n\n<p>BEV\u306f\u63a8\u9032\u529b\u306bPGM\u3092\u4f7f\u7528\u3057\u307e\u305b\u3093\u3002\u4e16\u754c\u304cBEV\u306b\u79fb\u884c\u3059\u308b\u306b\u3064\u308c\u3066\u3001 <a href=\"https:\/\/3waycatalyst.com\/ja\/three-way-catalytic-converter-twc\/\">\u4e09\u5143\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc <\/a>\u3044\u305a\u308c\u306f\u6e1b\u5c11\u3059\u308b\u3060\u308d\u3046\u3002\u3057\u304b\u3057\u3001\u3053\u306e\u79fb\u884c\u306b\u306f\u6570\u5341\u5e74\u304b\u304b\u308b\u3002\u4f55\u767e\u4e07\u53f0\u3082\u306e\u5185\u71c3\u6a5f\u95a2\u8eca\u304c\u3001\u4eca\u5f8c\u3082\u9577\u671f\u9593\u306b\u308f\u305f\u3063\u3066\u9053\u8def\u3092\u8d70\u308a\u7d9a\u3051\u308b\u3060\u308d\u3046\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"deep-dive-the-washcoat-stabilizers\">\u5fb9\u5e95\u89e3\u8aac\uff1a\u30a6\u30a9\u30c3\u30b7\u30e5\u30b3\u30fc\u30c8\u5b89\u5b9a\u5264<\/h2>\n\n\n\n<p>\u30a6\u30a9\u30c3\u30b7\u30e5\u30b3\u30fc\u30c8\u306f\u5358\u306a\u308b\u62c5\u4f53\u4ee5\u4e0a\u306e\u3082\u306e\u3067\u3059\u3002\u305d\u308c\u306f\u5316\u5b66\u53cd\u5fdc\u5668\u3067\u3042\u308a\u3001\u300c\u9178\u7d20\u8caf\u8535\u6210\u5206\u300d\uff08OSC\uff09\u3092\u542b\u3093\u3067\u3044\u307e\u3059\u3002\u6700\u3082\u91cd\u8981\u306a\u306e\u306f\u9178\u5316\u30bb\u30ea\u30a6\u30e0\uff08CeO2\uff09\u3067\u3059\u3002\u3053\u308c\u306fCe4+\u3068Ce3+\u306e\u9593\u3067\u5207\u308a\u66ff\u308f\u308a\u307e\u3059\u3002\u6392\u6c17\u30ac\u30b9\u304c\u5e0c\u8584\u306a\u3068\u304d\u306f\u9178\u7d20\u3092\u8caf\u8535\u3057\u3001\u6392\u6c17\u30ac\u30b9\u304c\u6fc3\u3044\u3068\u304d\u306f\u9178\u7d20\u3092\u653e\u51fa\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u4e09\u5143\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc\u5185\u90e8\u306e\u5316\u5b66\u53cd\u5fdc\u304c\u5b89\u5b9a\u5316\u3055\u308c\u307e\u3059\u3002\u9178\u5316\u30bb\u30ea\u30a6\u30e0\u306b\u306f\u3001\u71b1\u5b89\u5b9a\u6027\u3092\u5411\u4e0a\u3055\u305b\u308b\u305f\u3081\u306b\u30b8\u30eb\u30b3\u30cb\u30a2\uff08ZrO2\uff09\u304c\u6dfb\u52a0\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u9ad8\u6e29\u4e0b\u3067\u3082\u9178\u5316\u30bb\u30ea\u30a6\u30e0\u306e\u9178\u7d20\u8caf\u8535\u80fd\u529b\u304c\u4f4e\u4e0b\u3059\u308b\u306e\u3092\u9632\u304e\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"the-role-of-oxygen-sensors\">\u9178\u7d20\u30bb\u30f3\u30b5\u30fc\u306e\u5f79\u5272<\/h2>\n\n\n\n<p>\u3042 <a href=\"https:\/\/3waycatalyst.com\/ja\/three-way-catalytic-converter-twc\/\">\u4e09\u5143\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc<\/a> 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href=\"https:\/\/3waycatalyst.com\/ja\/three-way-catalytic-converter-twc\/\"> \u4e09\u5143\u89e6\u5a92\u30b3\u30f3\u30d0\u30fc\u30bf\u30fc 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