{"id":15816,"date":"2026-02-28T16:23:56","date_gmt":"2026-02-28T08:23:56","guid":{"rendered":"https:\/\/rysilicone.com\/?p=15816"},"modified":"2026-04-07T11:12:51","modified_gmt":"2026-04-07T03:12:51","slug":"the-yellowing-truth-why-transparent-silicone-fails-in-outdoor-applications","status":"publish","type":"post","link":"https:\/\/rysilicone.com\/ja\/the-yellowing-truth-why-transparent-silicone-fails-in-outdoor-applications\/","title":{"rendered":"\u9ec4\u3070\u307f\u306e\u771f\u5b9f: \u900f\u660e\u30b7\u30ea\u30b3\u30f3\u304c\u5c4b\u5916\u3067\u306e\u4f7f\u7528\u306b\u9069\u3055\u306a\u3044\u7406\u7531"},"content":{"rendered":"

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\"\"<\/figure>\n\n\n\n

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\"\"<\/figure>\n\n\n\n

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\u539f\u56e0<\/td>\u5178\u578b\u7684\u306a\u8377\u91cd<\/td>\u6545\u969c\u30e2\u30fc\u30c9<\/td>\u79c1\u305f\u3061\u306e\u30eb\u30fc\u30eb<\/td><\/tr>
\u6709\u6a5f\u9854\u6599<\/td>0.1\uff5e0.5%<\/td>\u30d6\u30eb\u30fc\u30df\u30f3\u30b0\u3068\u9178\u5316<\/td>\u62d2\u5426 >0.05%<\/td><\/tr>
\u7279\u5b9a\u306e\u9178\u5316\u9244<\/td>0.2%<\/td>\u8336\u8272\u304c\u304b\u3063\u305f\u9ec4\u8272\u306e\u30cf\u30ed\u30fc<\/td>\u5b8c\u5168\u306aISO 105\u79fb\u884c\u30c6\u30b9\u30c8<\/td><\/tr>
\u30c7\u30b6\u30a4\u30ca\u30fc\u306e\u300c\u6696\u8272\u7cfb\u300d\u201c<\/td>\u30c8\u30ec\u30fc\u30b9<\/td>YI\u306f6\u30f6\u6708\u30671.2\u21929.8\u306b\u4e0a\u6607<\/td>\u5149\u5b66\u7684\u306a\u8a31\u5bb9\u5ea6\u30bc\u30ed<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n
\"\"<\/figure>\n\n\n\n

\u74b0\u5883\u5438\u53ce\u3068\u76ae\u819a\u63a5\u89e6<\/h3>\n\n\n\n

\u30b7\u30ea\u30b3\u30f3\u306e\u30ac\u30b9\u900f\u904e\u6027\u306f\u4f1d\u8aac\u7684\u306a\u307b\u3069\u9ad8\u304f\uff08\u307b\u3068\u3093\u3069\u306e\u30b4\u30e0\u306e\u6700\u5927100\u500d\uff09\u3001\u30ed\u30b5\u30f3\u30bc\u30eb\u30b9\u306e\u30c0\u30a6\u30f3\u30bf\u30a6\u30f3\u3084\u30b7\u30a2\u30c8\u30eb\u306e\u6e2f\u6e7e\u5730\u57df\u3067\u306f\u3001\u30aa\u30be\u30f3\u3001NOx\u3001PAH\uff08\u591a\u74b0\u82b3\u9999\u65cf\u70ad\u5316\u6c34\u7d20\uff09\u304c\u76f4\u63a5\u62e1\u6563\u3057\u307e\u3059\u3002\u5b9f\u4f8b\uff1a\u5927\u624b\u30aa\u30fc\u30c7\u30a3\u30aa\u30d6\u30e9\u30f3\u30c9\u306e\u900f\u660e\u306a\u30aa\u30fc\u30d0\u30fc\u30a4\u30e4\u30fc\u30af\u30c3\u30b7\u30e7\u30f3\u306f\u3001\u53f3\u5074\u306e\u30a4\u30e4\u30fc\u30d4\u30fc\u30b9\u304c\u6700\u3082\u65e9\u304f\u9ec4\u3070\u307f\u307e\u3057\u305f\u3002GC-MS\u5206\u6790\u306b\u3088\u308a\u3001\u76ae\u8102\u8102\u8cea\u3068\u6c57\u306e\u5869\u5206\u304c\u5c40\u6240\u7684\u306b\u9178\u6027\u306e\u5fae\u5c0f\u74b0\u5883\u3092\u4f5c\u308a\u51fa\u3057\u3066\u3044\u308b\u3053\u3068\u304c\u8a3c\u660e\u3055\u308c\u307e\u3057\u305f\u3002.<\/p>\n\n\n\n

UV\u5b89\u5b9a\u5264\u306e\u7f60\uff1a\u900f\u660e\u5ea6\u3068\u8010\u4e45\u6027<\/h2>\n\n\n\n

\u3059\u3079\u3066\u306e CMF \u30a8\u30f3\u30b8\u30cb\u30a2\u306f\u3001\u540c\u3058\u30b9\u30d7\u30ec\u30c3\u30c9\u30b7\u30fc\u30c8\u306e\u30b8\u30ec\u30f3\u30de\u306b\u76f4\u9762\u3057\u307e\u3059\u3002\u300c\u611f\u89e6\u3068\u5f37\u5ea6\u3092\u640d\u306a\u3046\u524d\u306b\u3001\u30b9\u30bf\u30d3\u30e9\u30a4\u30b6\u30fc\u3092\u3069\u308c\u3060\u3051\u8ffd\u52a0\u3067\u304d\u307e\u3059\u304b?\u300d\u201c<\/p>\n\n\n\n

\u30b9\u30bf\u30d3\u30e9\u30a4\u30b6\u30fc\u306e\u88c5\u586b<\/td>3000\u6642\u9593QUV \u0394E<\/td>\u5f15\u88c2\u5f37\u5ea6\u306e\u4f4e\u4e0b<\/td>\u8868\u9762\u306e\u611f\u89e6<\/td>\u304a\u3059\u3059\u3081<\/td><\/tr>
0.5\uff5e0.8%<\/td><2.0<\/td><5%<\/td>\u7d20\u6674\u3089\u3057\u3044<\/td>\u5b89\u5168\u306a\u30b9\u30a4\u30fc\u30c8\u30b9\u30dd\u30c3\u30c8<\/td><\/tr>
1.0\uff5e1.2%<\/td><1.5<\/td>8\u201312%<\/td>\u826f\u3044<\/td>\u307b\u3068\u3093\u3069\u306e\u5c4b\u5916\u30d7\u30ed\u30b8\u30a7\u30af\u30c8<\/td><\/tr>
>1.5%<\/td><1.0<\/td>12\u201320%<\/td>\u7c98\u7740\u6027\u304c\u3042\u308a\u3001\u307b\u3053\u308a\u3092\u5438\u3044\u53d6\u308a\u307e\u3059<\/td>\u529b\u304c\u8a31\u305b\u3070<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

\u3042\u308b\u304a\u5ba2\u69d8\u306f\u300c\u30ac\u30e9\u30b9\u3088\u308a\u3082\u512a\u308c\u305f\u5149\u5b66\u7684\u900f\u660e\u5ea6\u300d\u3068\u300c5\u5e74\u9593\u9ec4\u3070\u307f\u30bc\u30ed\u300d\u3092\u8981\u6c42\u3057\u3066\u3044\u307e\u3057\u305f\u3002\u305d\u3053\u3067\u30010.7 %\u306e\u30ab\u30b9\u30bf\u30e0HALS\u30d6\u30ec\u30f3\u30c9\u3092\u7d0d\u54c1\u3057\u30014000\u6642\u9593QUV\u8a66\u9a13\u3067\u0394E < 1.5\u3092\u30af\u30ea\u30a2\u3057\u307e\u3057\u305f\u3002\u3057\u304b\u3057\u3001\u4f38\u3073\u306f9 %\u4f4e\u4e0b\u3057\u307e\u3057\u305f\u3002\u7d4c\u9a13\u5247\u3068\u3057\u3066\u3001\u6a5f\u68b0\u4ed5\u69d8\u5168\u4f53\u3092\u518d\u691c\u8a3c\u3057\u306a\u3044\u9650\u308a\u3001\u5b89\u5b9a\u5264\u306e\u7dcf\u91cf\u306f1.2 %\u3092\u8d85\u3048\u306a\u3044\u3088\u3046\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002.<\/p>\n\n\n\n

\u88fd\u9020\u30ed\u30b8\u30c3\u30af\uff1a\u672c\u5f53\u306b\u91cd\u8981\u306a\u30d7\u30ed\u30bb\u30b9\u5236\u5fa1<\/h2>\n\n\n\n

\u30ab\u30d3\u306e\u6e29\u5ea6 - \u30b5\u30a4\u30ec\u30f3\u30c8\u30ad\u30e9\u30fc<\/h3>\n\n\n\n

\u30b5\u30a4\u30af\u30eb\u6642\u9593\u3092\u77ed\u7e2e\u3059\u308b\u305f\u3081\u306b 180 \uff5e 190 \u00b0C \u3067\u5b9f\u884c\u3059\u308b\u3068\u3001\u767d\u91d1\u89e6\u5a92\u306e\u71b1\u9178\u5316\u306b\u3088\u308a +0.8 YI \u5358\u4f4d\u304c\u8ffd\u52a0\u3055\u308c\u307e\u3059\u3002.<\/p>\n\n\n\n

\u96e2\u578b\u5264\u3068\u30c4\u30fc\u30eb\u306e\u5206\u91ce<\/h3>\n\n\n\n

\u5f53\u793e\u3067\u306f\u73fe\u5728\u3001\u6eb6\u5264\u3092\u542b\u307e\u306a\u3044\u30d7\u30e9\u30c1\u30ca\u5bfe\u5fdc\u306e\u30ea\u30ea\u30fc\u30b9 \u30b7\u30b9\u30c6\u30e0\u3068\u3001500 \u30b7\u30e7\u30c3\u30c8\u3054\u3068\u306e\u5b8c\u5168\u306a\u91d1\u578b\u6d17\u6d44\u3092\u7fa9\u52d9\u4ed8\u3051\u3066\u3044\u307e\u3059\u3002.<\/p>\n\n\n\n

\u5f8c\u786c\u5316\u6a19\u6e96<\/h3>\n\n\n\n

\u5f53\u793e\u306e\u8b72\u308c\u306a\u3044\u30d7\u30ed\u30c8\u30b3\u30eb\uff1a\u7a92\u7d20\u30d1\u30fc\u30b8\u4e0b\u3067200\u2103\u30674\u6642\u9593\u3001\u3055\u3089\u306b150\u2103\u30672\u6642\u9593\u3002\u3053\u306e\u624b\u9806\u3092\u7701\u7565\u3057\u305f\u90e8\u54c1\u306f\u30011000\u6642\u9593QUV\u8a66\u9a13\u3067\u4e0d\u5408\u683c\u3068\u306a\u308b\u3053\u3068\u304c\u307b\u3068\u3093\u3069\u3067\u3059\u3002.<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

\u5b9f\u4e16\u754c\u8a66\u9a13\u30d7\u30ed\u30c8\u30b3\u30eb\uff08ASTM G154\u3092\u8d85\u3048\u308b\uff09<\/h2>\n\n\n\n

\u5f53\u793e\u3067\u306f\u3001\u3059\u3079\u3066\u306e\u5c4b\u5916\u900f\u660e\u4ed5\u69d8\u3092\u3001\u6b21\u306e\u8907\u5408\u30b9\u30c8\u30ec\u30b9 \u30d7\u30ed\u30c8\u30b3\u30eb\u3067\u30c6\u30b9\u30c8\u3057\u307e\u3059\u3002<\/p>\n\n\n\n

\u30b5\u30a4\u30af\u30eb\u30d5\u30a7\u30fc\u30ba<\/td>\u9593\u9694<\/td>\u6761\u4ef6<\/td>\u76ee\u7684<\/td><\/tr>
\u7d2b\u5916\u7dda\u3078\u306e\u66dd\u9732<\/td>8\u6642\u9593<\/td>60 \u00b0C\u30011.0 W\/m\u00b2 @ 340 nm (UVA-340)<\/td>\u30ab\u30ea\u30d5\u30a9\u30eb\u30cb\u30a2\u306e\u592a\u967d\u30d4\u30fc\u30af\u3092\u30b7\u30df\u30e5\u30ec\u30fc\u30c8<\/td><\/tr>
\u7d50\u9732<\/td>4\u6642\u9593<\/td>50\u2103\u3001100% RH<\/td>\u9732\u3068\u6e7f\u6c17\u306e\u653b\u6483<\/td><\/tr>
\u4e7e\u71b1+RH\u30b5\u30a4\u30af\u30ea\u30f3\u30b0<\/td>12\u6642\u9593<\/td>70 \u00b0C \/ 85% RH\u30b5\u30a4\u30af\u30ea\u30f3\u30b0<\/td>\u7802\u6f20\u3068\u6d77\u5cb8\u306e\u65e5\u5468\u5909\u52d5<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

\u7d50\u679c\u306f\u3001D65\/10\u00b0 \u306e Konica Minolta CM-700d \u5206\u5149\u5149\u5ea6\u8a08\u3092\u4f7f\u7528\u3057\u3066\u3001\u5b8c\u5168\u306a\u30b9\u30da\u30af\u30c8\u30eb\u66f2\u7dda\u3068\u6642\u9593\u306b\u5bfe\u3059\u308b \u0394YI \u3068\u3068\u3082\u306b\u5831\u544a\u3055\u308c\u307e\u3059\u3002.<\/p>\n\n\n\n

\u6b21\u306e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306b\u6700\u9069\u306a\u30b7\u30ea\u30b3\u30f3\u3092\u9078\u3076\u65b9\u6cd5<\/h2>\n\n\n\n

\u30b5\u30d7\u30e9\u30a4\u30e4\u30fc\u3068\u8a71\u3092\u3059\u308b\u3068\u304d\u306f\u3001\u6b21\u306e\u30c1\u30a7\u30c3\u30af\u30ea\u30b9\u30c8\u3092\u6b63\u78ba\u306b\u4f7f\u7528\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n

    \n
  1. \u5149\u5b66\u30b0\u30ec\u30fc\u30c9 LSR \u306e\u307f\u3092\u8981\u6c42\u3057\u307e\u3059 - \u7d14\u5ea6\u30d7\u30ed\u30ad\u30b7\u3068\u3057\u3066\u533b\u7642\u7528\u307e\u305f\u306f\u98df\u54c1\u63a5\u89e6\u7528\u306b\u8a8d\u5b9a\u3055\u308c\u3066\u3044\u307e\u3059\u3002.<\/li>\n\n\n\n
  2. UV \u5b89\u5b9a\u5264\u30d1\u30c3\u30b1\u30fc\u30b8 % \u3092\u66f8\u9762\u3067\u8981\u6c42\u3057\u3001\u3055\u3089\u306b\u5b8c\u5168\u306a\u6a5f\u68b0\u7684\u885d\u6483\u30ec\u30dd\u30fc\u30c8 (\u5f15\u5f35\u3001\u5f15\u304d\u88c2\u304d\u3001\u4f38\u3073) \u3082\u8981\u6c42\u3057\u307e\u3059\u3002.<\/li>\n\n\n\n
  3. \u7089\u30ed\u30b0\u3068 D4 \uff5e D10 < 50 ppm \u3092\u4f7f\u7528\u3057\u3066\u5f8c\u786c\u5316\u80fd\u529b\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002.<\/li>\n\n\n\n
  4. \u4e00\u822c\u7684\u306a\u30d1\u30f3\u30d5\u30ec\u30c3\u30c8\u3067\u306f\u306a\u304f\u3001\u6b63\u78ba\u306a\u30c7\u30e5\u30ed\u30e1\u30fc\u30bf\u30fc\u3068\u8272\u3067 1000 \u6642\u9593\u306e QUV \u30c7\u30fc\u30bf\u3092\u30ea\u30af\u30a8\u30b9\u30c8\u3057\u3066\u304f\u3060\u3055\u3044\u3002.<\/li>\n\n\n\n
  5. \u5bfe\u8c61\u74b0\u5883\uff08\u7d2b\u5916\u7dda\u306e\u5f37\u3044\u6cbf\u5cb8\u90e8\u3001\u7802\u6f20\u3001\u90fd\u5e02\u90e8\u306e\u5927\u6c17\u6c5a\u67d3\uff09\u306b\u95a2\u3059\u308b\u30b5\u30d7\u30e9\u30a4\u30e4\u30fc\u306e\u7d4c\u9a13\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002.<\/li>\n<\/ol>","protected":false},"excerpt":{"rendered":"

    In this no-fluff, production-floor guide, we reveal exactly why non-yellowing transparent silicone turns pale lemon in 6\u201312 months under real California sun and how CMF engineers, product designers, and brands can finally specify optical-grade LSR that actually survives high-UV, coastal, and urban environments for years. The Costly Myth That Still Dominates CMF Reviews For years, suppliers have pushed non-yellowing silicone as the holy grail for designers who need crystal-clear parts that stay crystal-clear. Walk through any CMF review in San Francisco, Boston, or Seattle and you\u2019ll hear the same pitch: \u201cPlatinum-cured, optical-grade LSR\u2014guaranteed forever clear.\u201d Yet in California\u2019s high-UV reality\u2014especially the relentless 300+ days of intense sunlight from Los Angeles […]<\/p>\n","protected":false},"author":1,"featured_media":15820,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[794],"tags":[1029,1030],"class_list":["post-15816","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-silicone-technology","tag-transparent-silicone","tag-yellowing"],"_links":{"self":[{"href":"https:\/\/rysilicone.com\/ja\/wp-json\/wp\/v2\/posts\/15816","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/rysilicone.com\/ja\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/rysilicone.com\/ja\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/rysilicone.com\/ja\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/rysilicone.com\/ja\/wp-json\/wp\/v2\/comments?post=15816"}],"version-history":[{"count":0,"href":"https:\/\/rysilicone.com\/ja\/wp-json\/wp\/v2\/posts\/15816\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/rysilicone.com\/ja\/wp-json\/wp\/v2\/media\/15820"}],"wp:attachment":[{"href":"https:\/\/rysilicone.com\/ja\/wp-json\/wp\/v2\/media?parent=15816"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/rysilicone.com\/ja\/wp-json\/wp\/v2\/categories?post=15816"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/rysilicone.com\/ja\/wp-json\/wp\/v2\/tags?post=15816"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}