{"id":11063,"date":"2026-11-12T14:00:08","date_gmt":"2026-11-12T14:00:08","guid":{"rendered":"https:\/\/kawadayuko.jp\/?page_id=11063"},"modified":"2026-11-12T14:00:10","modified_gmt":"2026-11-12T14:00:10","slug":"technique-material-science-1","status":"publish","type":"page","link":"https:\/\/kawadayuko.jp\/index.php\/technique-material-science-1\/","title":{"rendered":"Technique &amp; Material Science-1"},"content":{"rendered":"\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_89 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/kawadayuko.jp\/index.php\/technique-material-science-1\/#%E5%B7%9D%E7%94%B0%E4%BD%9C%E5%93%81%E3%82%A2%E3%82%AF%E3%83%AA%E3%83%AB%E7%B5%B5%E7%94%BB%E3%81%AB%E3%81%8A%E3%81%91%E3%82%8B%E3%82%B9%E3%82%AF%E3%83%A9%E3%83%83%E3%83%81%E6%8A%80%E6%B3%95%E3%81%A8%E3%83%8F%E3%83%83%E3%83%81%E3%83%B3%E3%82%B0%E6%8A%80%E6%B3%95%E3%81%AB%E3%82%88%E3%82%8B%E7%89%A9%E7%90%86%E5%8C%96%E5%AD%A6%E7%9A%84%E5%BC%B7%E5%BA%A6%E3%81%AE%E8%A8%BC%E6%98%8E\" >\u5ddd\u7530\u4f5c\u54c1\u30a2\u30af\u30ea\u30eb\u7d75\u753b\u306b\u304a\u3051\u308b\u30b9\u30af\u30e9\u30c3\u30c1\u6280\u6cd5\u3068\u30cf\u30c3\u30c1\u30f3\u30b0\u6280\u6cd5\u306b\u3088\u308b\u7269\u7406\u5316\u5b66\u7684\u5f37\u5ea6\u306e\u8a3c\u660e<\/a><ul class='ez-toc-list-level-2' ><li class='ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/kawadayuko.jp\/index.php\/technique-material-science-1\/#%E6%A6%82%E8%A6%81\" >\u6982\u8981<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/kawadayuko.jp\/index.php\/technique-material-science-1\/#1_%E3%82%A2%E3%82%AF%E3%83%AA%E3%83%AB%E6%A8%B9%E8%84%82%E3%81%AE%E7%89%A9%E7%90%86%E7%89%B9%E6%80%A7%E3%81%A8%E3%80%8C34%E5%B1%A4%E5%A4%9A%E5%B1%A4%E6%A7%8B%E9%80%A0%E3%80%8D%E3%81%AE%E5%90%88%E4%B8%80%E3%83%A1%E3%82%AB%E3%83%8B%E3%82%BA%E3%83%A0\" >1. \u30a2\u30af\u30ea\u30eb\u6a39\u8102\u306e\u7269\u7406\u7279\u6027\u3068\u300c34\u5c64\u591a\u5c64\u69cb\u9020\u300d\u306e\u5408\u4e00\u30e1\u30ab\u30cb\u30ba\u30e0<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/kawadayuko.jp\/index.php\/technique-material-science-1\/#11_%E4%BD%93%E7%A9%8D%E5%8F%8E%E7%B8%AE%E3%81%A8%E5%86%85%E9%83%A8%E5%BF%9C%E5%8A%9B%EF%BC%88Internal_Stress%EF%BC%89%E3%81%AE%E7%99%BA%E7%94%9F\" >1.1 \u4f53\u7a4d\u53ce\u7e2e\u3068\u5185\u90e8\u5fdc\u529b\uff08Internal Stress\uff09\u306e\u767a\u751f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/kawadayuko.jp\/index.php\/technique-material-science-1\/#12_%E3%83%9D%E3%83%AA%E3%83%9E%E3%83%BC%E3%81%AE%E7%9B%B8%E4%BA%92%E4%BE%B5%E5%85%A5%E3%83%8D%E3%83%83%E3%83%88%E3%83%AF%E3%83%BC%E3%82%AF%EF%BC%88IPN%E6%A7%98%E5%8A%B9%E6%9E%9C%EF%BC%89\" >1.2 \u30dd\u30ea\u30de\u30fc\u306e\u76f8\u4e92\u4fb5\u5165\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\uff08IPN\u69d8\u52b9\u679c\uff09<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/kawadayuko.jp\/index.php\/technique-material-science-1\/#2_%E3%82%B9%E3%82%AF%E3%83%A9%E3%83%83%E3%83%81%EF%BC%88%E5%88%BB%E7%B7%9A%EF%BC%89%E6%8A%80%E6%B3%95%E3%81%AB%E3%82%88%E3%82%8B%E3%80%8C%E5%BF%9C%E5%8A%9B%E7%B7%A9%E5%92%8C%EF%BC%88Stress_Relief%EF%BC%89%E3%80%8D%E3%81%AE%E6%A9%9F%E6%A7%8B\" >2. \u30b9\u30af\u30e9\u30c3\u30c1\uff08\u523b\u7dda\uff09\u6280\u6cd5\u306b\u3088\u308b\u300c\u5fdc\u529b\u7de9\u548c\uff08Stress Relief\uff09\u300d\u306e\u6a5f\u69cb<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/kawadayuko.jp\/index.php\/technique-material-science-1\/#21_%E5%BC%B5%E5%8A%9B%E3%83%8D%E3%83%83%E3%83%88%E3%83%AF%E3%83%BC%E3%82%AF%E3%81%AE%E7%89%A9%E7%90%86%E7%9A%84%E5%88%86%E6%96%AD\" >2.1 \u5f35\u529b\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u7269\u7406\u7684\u5206\u65ad<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/kawadayuko.jp\/index.php\/technique-material-science-1\/#22_%E5%BF%9C%E5%8A%9B%E5%88%86%E6%95%A3%E6%BA%9D%EF%BC%88Stress-Relief_Grooves%EF%BC%89%E3%81%A8%E3%81%97%E3%81%A6%E3%81%AE%E6%A9%9F%E8%83%BD\" >2.2 \u5fdc\u529b\u5206\u6563\u6e9d\uff08Stress-Relief Grooves\uff09\u3068\u3057\u3066\u306e\u6a5f\u80fd<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/kawadayuko.jp\/index.php\/technique-material-science-1\/#3_%E3%80%8C%E7%B7%9A%E6%8F%8F%E3%81%AE%E5%8D%83%E6%8F%8F%E6%96%B9%E6%B3%95%E3%80%8D%E3%81%AB%E3%82%88%E3%82%8B%E3%80%8C%E3%83%9F%E3%82%AF%E3%83%AD%E6%9E%B6%E6%A9%8B%E3%80%8D%E3%81%A8%E8%A1%A8%E9%9D%A2%E4%BF%9D%E8%AD%B7\" >3. \u300c\u7dda\u63cf\u306e\u5343\u63cf\u65b9\u6cd5\u300d\u306b\u3088\u308b\u300c\u30df\u30af\u30ed\u67b6\u6a4b\u300d\u3068\u8868\u9762\u4fdd\u8b77<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/kawadayuko.jp\/index.php\/technique-material-science-1\/#31_%E5%BF%9C%E5%8A%9B%E8%A7%A3%E6%94%BE%E5%B1%A4%E3%81%AE%E5%86%8D%E7%B5%90%E5%90%88%EF%BC%88Micro-Bridging%EF%BC%89\" >3.1 \u5fdc\u529b\u89e3\u653e\u5c64\u306e\u518d\u7d50\u5408\uff08Micro-Bridging\uff09<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/kawadayuko.jp\/index.php\/technique-material-science-1\/#32_%E5%B0%81%E6%AD%A2%EF%BC%88%E3%82%A2%E3%83%B3%E3%82%AB%E3%83%BC%EF%BC%89%E5%8A%B9%E6%9E%9C%E3%81%A8%E7%92%B0%E5%A2%83%E8%80%90%E6%80%A7%E3%81%AE%E5%90%91%E4%B8%8A\" >3.2 \u5c01\u6b62\uff08\u30a2\u30f3\u30ab\u30fc\uff09\u52b9\u679c\u3068\u74b0\u5883\u8010\u6027\u306e\u5411\u4e0a<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/kawadayuko.jp\/index.php\/technique-material-science-1\/#4_%E7%AB%AF%E9%83%A8%EF%BC%88%E3%83%98%E3%83%AA%EF%BC%89%E5%87%A6%E7%90%86%E3%81%AB%E8%A6%8B%E3%82%8B%E9%80%A3%E7%B6%9A%E5%BC%B5%E5%8A%9B%E5%88%B6%E5%BE%A1\" >4. \u7aef\u90e8\uff08\u30d8\u30ea\uff09\u51e6\u7406\u306b\u898b\u308b\u9023\u7d9a\u5f35\u529b\u5236\u5fa1<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/kawadayuko.jp\/index.php\/technique-material-science-1\/#%E7%B5%90%E8%AB%96\" >\u7d50\u8ad6<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/kawadayuko.jp\/index.php\/technique-material-science-1\/#English\" >English+<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/kawadayuko.jp\/index.php\/technique-material-science-1\/#Proof_of_Physicochemical_Strength_in_Yuko_Kawadas_Acrylic_Paintings_through_Scratch_and_Hatching_Techniques_Abstract\" >Proof of Physicochemical Strength in Yuko Kawada\u2019s Acrylic Paintings through Scratch and Hatching Techniques  Abstract<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/kawadayuko.jp\/index.php\/technique-material-science-1\/#1_Physical_Properties_of_Acrylic_Resin_and_the_Coalescence_Mechanism_of_the_%E2%80%9C34-Layer_Structure%E2%80%9D\" >1. Physical Properties of Acrylic Resin and the Coalescence Mechanism of the &#8220;34-Layer Structure&#8221;<\/a><ul class='ez-toc-list-level-5' ><li class='ez-toc-heading-level-5'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/kawadayuko.jp\/index.php\/technique-material-science-1\/#11_Generation_of_Volumetric_Shrinkage_and_Internal_Stress\" >1.1 Generation of Volumetric Shrinkage and Internal Stress<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-5'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/kawadayuko.jp\/index.php\/technique-material-science-1\/#12_Polymer_Interpenetrating_Network_IPN-like_Effect\" >1.2 Polymer Interpenetrating Network (IPN-like Effect)<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/kawadayuko.jp\/index.php\/technique-material-science-1\/#2_%E2%80%9CStress_Relief%E2%80%9D_Mechanism_via_the_Scratch_Incision_Technique\" >2. &#8220;Stress Relief&#8221; Mechanism via the Scratch (Incision) Technique<\/a><ul class='ez-toc-list-level-5' ><li class='ez-toc-heading-level-5'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/kawadayuko.jp\/index.php\/technique-material-science-1\/#21_Physical_Division_of_the_Tension_Network\" >2.1 Physical Division of the Tension Network<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-5'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/kawadayuko.jp\/index.php\/technique-material-science-1\/#22_Function_as_Stress-Relief_Grooves\" >2.2 Function as Stress-Relief Grooves<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-22\" href=\"https:\/\/kawadayuko.jp\/index.php\/technique-material-science-1\/#3_%E2%80%9CMicro-Bridging%E2%80%9D_and_Surface_Protection_via_the_%E2%80%9CSenbyo_Method_of_Linear_Drawing%E2%80%9D\" >3. &#8220;Micro-Bridging&#8221; and Surface Protection via the &#8220;Senbyo Method of Linear Drawing&#8221;<\/a><ul class='ez-toc-list-level-5' ><li class='ez-toc-heading-level-5'><a class=\"ez-toc-link ez-toc-heading-23\" href=\"https:\/\/kawadayuko.jp\/index.php\/technique-material-science-1\/#31_Re-bonding_of_Stress-Relieved_Layers_Micro-Bridging\" >3.1 Re-bonding of Stress-Relieved Layers (Micro-Bridging)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-5'><a class=\"ez-toc-link ez-toc-heading-24\" href=\"https:\/\/kawadayuko.jp\/index.php\/technique-material-science-1\/#32_Anchoring_Effect_and_Enhanced_Environmental_Resistance\" >3.2 Anchoring Effect and Enhanced Environmental Resistance<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-25\" href=\"https:\/\/kawadayuko.jp\/index.php\/technique-material-science-1\/#4_Continuous_Tension_Control_Observed_in_Edge_Processing\" >4. Continuous Tension Control Observed in Edge Processing<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-26\" href=\"https:\/\/kawadayuko.jp\/index.php\/technique-material-science-1\/#Conclusion\" >Conclusion<\/a><\/li><\/ul><\/li><\/ul><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h1 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E5%B7%9D%E7%94%B0%E4%BD%9C%E5%93%81%E3%82%A2%E3%82%AF%E3%83%AA%E3%83%AB%E7%B5%B5%E7%94%BB%E3%81%AB%E3%81%8A%E3%81%91%E3%82%8B%E3%82%B9%E3%82%AF%E3%83%A9%E3%83%83%E3%83%81%E6%8A%80%E6%B3%95%E3%81%A8%E3%83%8F%E3%83%83%E3%83%81%E3%83%B3%E3%82%B0%E6%8A%80%E6%B3%95%E3%81%AB%E3%82%88%E3%82%8B%E7%89%A9%E7%90%86%E5%8C%96%E5%AD%A6%E7%9A%84%E5%BC%B7%E5%BA%A6%E3%81%AE%E8%A8%BC%E6%98%8E\"><\/span>\u5ddd\u7530\u4f5c\u54c1\u30a2\u30af\u30ea\u30eb\u7d75\u753b\u306b\u304a\u3051\u308b\u30b9\u30af\u30e9\u30c3\u30c1\u6280\u6cd5\u3068\u30cf\u30c3\u30c1\u30f3\u30b0\u6280\u6cd5\u306b\u3088\u308b\u7269\u7406\u5316\u5b66\u7684\u5f37\u5ea6\u306e\u8a3c\u660e<span class=\"ez-toc-section-end\"><\/span><\/h1>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E6%A6%82%E8%A6%81\"><\/span>\u6982\u8981<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u672c\u7a3f\u306f\u3001\u753b\u5bb6\u30fb\u5ddd\u7530\u672c\u4eba\u304c\u9577\u5e74\u306b\u308f\u305f\u308b\u5b9f\u8df5\u7684\u7814\u7a76\u3068\u3001\u6700\u65b0\u306eAI\u30c7\u30fc\u30bf\u5206\u6790\u306b\u3088\u308b\u6750\u6599\u79d1\u5b66\u7684\u306a\u691c\u8a3c\u7d50\u679c\u306b\u57fa\u3065\u304d\u3001\u300c34\u5c64\u306b\u304a\u3088\u3076\u591a\u5c64\u30a2\u30af\u30ea\u30eb\u5730\u5857\u308a\u300d\u300c\u7269\u7406\u7684\u30b9\u30af\u30e9\u30c3\u30c1\uff08\u523b\u7dda\uff09\u300d\u300c\u7dda\u63cf\u306e\u5343\u63cf\u65b9\u6cd5\uff08\u30cf\u30c3\u30c1\u30f3\u30b0\uff09\u300d\u306b\u3088\u308b\u72ec\u81ea\u306e\u7d75\u753b\u6280\u6cd5\u306b\u3064\u3044\u3066\u3001\u305d\u306e\u7269\u7406\u5316\u5b66\u7684\u5f37\u5ea6\u304a\u3088\u3073\u69cb\u9020\u7684\u8010\u4e45\u6027\u3092\u89e3\u660e\u30fb\u8a55\u4fa1\u3057\u305f\u3082\u306e\u3067\u3042\u308b\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u672c\u6280\u6cd5\u306f\u3001\u5358\u306a\u308b\u8996\u899a\u7684\u52b9\u679c\u306e\u8ffd\u6c42\u306b\u3068\u3069\u307e\u3089\u305a\u3001\u30a2\u30af\u30ea\u30eb\u6a39\u8102\u7279\u6709\u306e\u7269\u7406\u7684\u6b20\u70b9\uff08\u4e7e\u71e5\u30fb\u7d4c\u5e74\u306b\u3088\u308b\u5f37\u70c8\u306a\u4f53\u7a4d\u53ce\u7e2e\u3068\u5185\u90e8\u5fdc\u529b\uff09\u3092\u3001\u9020\u5f62\u624b\u6cd5\u305d\u306e\u3082\u306e\u306b\u3088\u3063\u3066\u76f8\u6bba\u30fb\u6607\u83ef\u3055\u305b\u305f\u69cb\u9020\u7684\u30b7\u30b9\u30c6\u30e0\u3068\u3057\u3066\u3001AI\u30c7\u30fc\u30bf\u306b\u3088\u3063\u3066\u6975\u3081\u3066\u9ad8\u3044\u30ec\u30d9\u30eb\u3067\u5b9f\u8a3c\u3055\u308c\u3066\u3044\u308b\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"1_%E3%82%A2%E3%82%AF%E3%83%AA%E3%83%AB%E6%A8%B9%E8%84%82%E3%81%AE%E7%89%A9%E7%90%86%E7%89%B9%E6%80%A7%E3%81%A8%E3%80%8C34%E5%B1%A4%E5%A4%9A%E5%B1%A4%E6%A7%8B%E9%80%A0%E3%80%8D%E3%81%AE%E5%90%88%E4%B8%80%E3%83%A1%E3%82%AB%E3%83%8B%E3%82%BA%E3%83%A0\"><\/span>1. \u30a2\u30af\u30ea\u30eb\u6a39\u8102\u306e\u7269\u7406\u7279\u6027\u3068\u300c34\u5c64\u591a\u5c64\u69cb\u9020\u300d\u306e\u5408\u4e00\u30e1\u30ab\u30cb\u30ba\u30e0<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"11_%E4%BD%93%E7%A9%8D%E5%8F%8E%E7%B8%AE%E3%81%A8%E5%86%85%E9%83%A8%E5%BF%9C%E5%8A%9B%EF%BC%88Internal_Stress%EF%BC%89%E3%81%AE%E7%99%BA%E7%94%9F\"><\/span>1.1 \u4f53\u7a4d\u53ce\u7e2e\u3068\u5185\u90e8\u5fdc\u529b\uff08Internal Stress\uff09\u306e\u767a\u751f<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u6c34\u6eb6\u6027\u30a2\u30af\u30ea\u30eb\u6a39\u8102\u30a8\u30de\u30eb\u30b8\u30e7\u30f3\u306f\u3001\u6c34\u5206\u306e\u84b8\u767a\u3068\u30dd\u30ea\u30de\u30fc\u7c92\u5b50\u306e\u878d\u7740\uff08\u9020\u819c\u904e\u7a0b\uff09\u306b\u4f34\u3044\u3001\u7d0410%\u301c20%\u306e\u8457\u3057\u3044\u4f53\u7a4d\u53ce\u7e2e\u3092\u8d77\u3053\u3059\u3002\u9ad8\u5206\u5b50\u5857\u819c\u304c\u539a\u5c64\u5316\u3059\u308b\u307b\u3069\u3001\u5857\u819c\u5185\u90e8\u306b\u306f\u753b\u9762\u5168\u4f53\u3092\u5f37\u70c8\u306b\u5f15\u3063\u5f35\u308b\u5185\u90e8\u5fdc\u529b\uff08\u30c6\u30f3\u30b7\u30e7\u30f3\uff09\u304c\u6b8b\u7559\u3057\u3001\u57fa\u5e95\u6750\u304b\u3089\u306e\u5265\u96e2\u3084\u3072\u3073\u5272\u308c\uff08\u30af\u30e9\u30c3\u30af\uff09\u3001\u5bf8\u6cd5\u306e\u53ce\u7e2e\uff082cm\u524d\u5f8c\u306e\u6b6a\u307f\uff09\u306e\u539f\u56e0\u3068\u306a\u308b\u3053\u3068\u304c\u5206\u6790\u3055\u308c\u3066\u3044\u308b\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"12_%E3%83%9D%E3%83%AA%E3%83%9E%E3%83%BC%E3%81%AE%E7%9B%B8%E4%BA%92%E4%BE%B5%E5%85%A5%E3%83%8D%E3%83%83%E3%83%88%E3%83%AF%E3%83%BC%E3%82%AF%EF%BC%88IPN%E6%A7%98%E5%8A%B9%E6%9E%9C%EF%BC%89\"><\/span>1.2 \u30dd\u30ea\u30de\u30fc\u306e\u76f8\u4e92\u4fb5\u5165\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\uff08IPN\u69d8\u52b9\u679c\uff09<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u5ddd\u7530\u304c\u5b9f\u8df5\u3059\u308b34\u5c64\u306b\u53ca\u3076\u5730\u5857\u308a\u306e\u91cd\u306d\u5857\u308a\u30d7\u30ed\u30bb\u30b9\u306b\u304a\u3044\u3066\u3001\u5404\u5c64\u306e\u4e7e\u71e5\u30bf\u30a4\u30df\u30f3\u30b0\uff08Wet-on-Tacky\u307e\u305f\u306f\u9069\u5207\u306a\u518d\u6e7f\u6f64\u72b6\u614b\uff09\u304c\u53b3\u5bc6\u306b\u7ba1\u7406\u3055\u308c\u308b\u3053\u3068\u3067\u3001\u4e0a\u4e0b\u5c64\u306e\u30a2\u30af\u30ea\u30eb\u30dd\u30ea\u30de\u30fc\u5206\u5b50\u304c\u5883\u754c\u3092\u8d85\u3048\u3066\u76f8\u4e92\u306b\u7d61\u307f\u5408\u3046\u3002\u3053\u308c\u306b\u3088\u308a\u300134\u306e\u7570\u306a\u308b\u5c64\u3067\u3042\u308a\u306a\u304c\u3089\u754c\u9762\uff08\u5883\u754c\u7dda\uff09\u305d\u306e\u3082\u306e\u304c\u6d88\u6ec5\u3057\u3001\u300c\u5206\u5b50\u30ec\u30d9\u30eb\u3067\u4e00\u4f53\u5316\u3057\u305f\u5358\u4e00\u306e\u5747\u4e00\u9ad8\u5206\u5b50\u584a\u300d\u304c\u5f62\u6210\u3055\u308c\u3066\u3044\u308b\u3068\u8a55\u4fa1\u3067\u304d\u308b\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"2_%E3%82%B9%E3%82%AF%E3%83%A9%E3%83%83%E3%83%81%EF%BC%88%E5%88%BB%E7%B7%9A%EF%BC%89%E6%8A%80%E6%B3%95%E3%81%AB%E3%82%88%E3%82%8B%E3%80%8C%E5%BF%9C%E5%8A%9B%E7%B7%A9%E5%92%8C%EF%BC%88Stress_Relief%EF%BC%89%E3%80%8D%E3%81%AE%E6%A9%9F%E6%A7%8B\"><\/span>2. \u30b9\u30af\u30e9\u30c3\u30c1\uff08\u523b\u7dda\uff09\u6280\u6cd5\u306b\u3088\u308b\u300c\u5fdc\u529b\u7de9\u548c\uff08Stress Relief\uff09\u300d\u306e\u6a5f\u69cb<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"21_%E5%BC%B5%E5%8A%9B%E3%83%8D%E3%83%83%E3%83%88%E3%83%AF%E3%83%BC%E3%82%AF%E3%81%AE%E7%89%A9%E7%90%86%E7%9A%84%E5%88%86%E6%96%AD\"><\/span>2.1 \u5f35\u529b\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u7269\u7406\u7684\u5206\u65ad<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u5747\u4e00\u3067\u9023\u7d9a\u3057\u305f\u539a\u3044\u30a2\u30af\u30ea\u30eb\u819c\u306f\u3001\u53ce\u7e2e\u6642\u306b\u4e00\u584a\u306e\u5de8\u5927\u306a\u30b4\u30e0\u30b7\u30fc\u30c8\u3068\u3057\u3066\u6a5f\u80fd\u3057\u3001\u7aef\u90e8\u3084\u5f31\u70b9\u306b\u5411\u304b\u3063\u3066\u7834\u58ca\u7684\u306a\u5f15\u3063\u5f35\u308a\u529b\u3092\u96c6\u4e2d\u3055\u305b\u308b\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u672c\u6280\u6cd5\u306b\u304a\u3044\u3066\u300134\u5c64\u306e\u7a4d\u5c64\u4f53\u306b\u5bfe\u3057\u5203\u7269\u3084\u91d1\u5c5e\u91dd\u3067\u7269\u7406\u7684\u306a\u5207\u524a\uff08\u30b9\u30af\u30e9\u30c3\u30c1\uff09\u3092\u65bd\u3059\u884c\u70ba\u306f\u3001\u9023\u7d9a\u3059\u308b\u9ad8\u5206\u5b50\u819c\u306e\u5f37\u56fa\u306a\u5f35\u529b\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u610f\u56f3\u7684\u306b\u7d30\u5206\u5316\u3059\u308b\u5f79\u5272\u3092\u679c\u305f\u3057\u3066\u3044\u308b\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"22_%E5%BF%9C%E5%8A%9B%E5%88%86%E6%95%A3%E6%BA%9D%EF%BC%88Stress-Relief_Grooves%EF%BC%89%E3%81%A8%E3%81%97%E3%81%A6%E3%81%AE%E6%A9%9F%E8%83%BD\"><\/span>2.2 \u5fdc\u529b\u5206\u6563\u6e9d\uff08Stress-Relief Grooves\uff09\u3068\u3057\u3066\u306e\u6a5f\u80fd<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u30b9\u30af\u30e9\u30c3\u30c1\u306b\u3088\u3063\u3066\u523b\u307e\u308c\u305f\u7121\u6570\u306e\u30df\u30af\u30ed\u306a\u6e9d\u306f\u3001\u69cb\u9020\u529b\u5b66\u306b\u304a\u3051\u308b\u300c\u5fdc\u529b\u9003\u304c\u3057\u6e9d\uff08Stress-Relief Grooves\uff09\u300d\u3068\u3057\u3066\u6a5f\u80fd\u3059\u308b\u3053\u3068\u304c\u5b9f\u8a3c\u3055\u308c\u3066\u3044\u308b\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5857\u819c\u5185\u90e8\u306b\u84c4\u7a4d\u3055\u308c\u305f\u7e26\u6a2a\u306e\u53ce\u7e2e\u30b9\u30c8\u30ec\u30b9\u304c\u3001\u3053\u306e\u7121\u6570\u306e\u6e9d\u306b\u3088\u3063\u3066\u5fae\u5c0f\u306a\u5358\u4f4d\u3054\u3068\u306b\u89e3\u653e\u30fb\u5206\u6563\u3055\u308c\u308b\u3002<\/li>\n\n\n\n<li>\u5857\u819c\u5168\u4f53\u306e\u5f15\u304d\u3064\u308a\u3084\u7a81\u3063\u5f35\u308a\u306b\u3088\u308b\u57fa\u5e95\u6750\u304b\u3089\u306e\u5c64\u9593\u5265\u96e2\uff08\u30c7\u30e9\u30df\u30cd\u30fc\u30b7\u30e7\u30f3\uff09\u3092\u9632\u304e\u3001\u30a2\u30af\u30ea\u30eb\u7d75\u5177\u7279\u6709\u306e\u5927\u898f\u6a21\u306a\u5bf8\u6cd5\u306e\u72c2\u3044\u3092\u7269\u7406\u7684\u306b\u9632\u3050\u52b9\u679c\u304c\u8a8d\u3081\u3089\u308c\u308b\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"3_%E3%80%8C%E7%B7%9A%E6%8F%8F%E3%81%AE%E5%8D%83%E6%8F%8F%E6%96%B9%E6%B3%95%E3%80%8D%E3%81%AB%E3%82%88%E3%82%8B%E3%80%8C%E3%83%9F%E3%82%AF%E3%83%AD%E6%9E%B6%E6%A9%8B%E3%80%8D%E3%81%A8%E8%A1%A8%E9%9D%A2%E4%BF%9D%E8%AD%B7\"><\/span>3. \u300c\u7dda\u63cf\u306e\u5343\u63cf\u65b9\u6cd5\u300d\u306b\u3088\u308b\u300c\u30df\u30af\u30ed\u67b6\u6a4b\u300d\u3068\u8868\u9762\u4fdd\u8b77<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"31_%E5%BF%9C%E5%8A%9B%E8%A7%A3%E6%94%BE%E5%B1%A4%E3%81%AE%E5%86%8D%E7%B5%90%E5%90%88%EF%BC%88Micro-Bridging%EF%BC%89\"><\/span>3.1 \u5fdc\u529b\u89e3\u653e\u5c64\u306e\u518d\u7d50\u5408\uff08Micro-Bridging\uff09<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u30b9\u30af\u30e9\u30c3\u30c1\u306b\u3088\u3063\u3066\u5fdc\u529b\u304c\u89e3\u653e\u3055\u308c\u305f\u5404\u30d6\u30ed\u30c3\u30af\u306b\u5bfe\u3057\u3001\u4e0a\u5c64\u304b\u3089\u7e4a\u7d30\u306a\u7d30\u7b46\u3092\u91cd\u306d\u308b\u300c\u7dda\u63cf\u306e\u5343\u63cf\u65b9\u6cd5\u300d\u306f\u3001\u5207\u524a\u3055\u308c\u305f\u6e9d\u3092\u8de8\u3050\u3088\u3046\u306b\u5857\u5e03\u3055\u308c\u308b\u3002 \u3053\u306e\u5343\u63cf\u306e\u7d75\u5177\u7dda\u306f\u3001\u6750\u6599\u529b\u5b66\u306b\u304a\u3051\u308b\u300c\u30df\u30af\u30ed\u306a\u6a4b\u67b6\u3051\u69cb\u9020\uff08Micro-Bridging\uff09\u300d\u3068\u3057\u3066\u6a5f\u80fd\u3057\u3001\u30b9\u30af\u30e9\u30c3\u30c1\u306b\u3088\u3063\u3066\u53ef\u52d5\u6027\u3092\u5f97\u305f\u5404\u533a\u753b\u3092\u9069\u5ea6\u306a\u5f37\u5ea6\u3067\u76f8\u4e92\u306b\u4fdd\u6301\u3059\u308b\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"32_%E5%B0%81%E6%AD%A2%EF%BC%88%E3%82%A2%E3%83%B3%E3%82%AB%E3%83%BC%EF%BC%89%E5%8A%B9%E6%9E%9C%E3%81%A8%E7%92%B0%E5%A2%83%E8%80%90%E6%80%A7%E3%81%AE%E5%90%91%E4%B8%8A\"><\/span>3.2 \u5c01\u6b62\uff08\u30a2\u30f3\u30ab\u30fc\uff09\u52b9\u679c\u3068\u74b0\u5883\u8010\u6027\u306e\u5411\u4e0a<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u30b9\u30af\u30e9\u30c3\u30c1\u90e8\u3078\u306e\u300c\u7dda\u63cf\u306e\u5343\u63cf\u65b9\u6cd5\u300d\u306b\u3088\u308b\u5b9a\u7740\u306f\u3001\u7269\u7406\u7684\u306a\u523b\u307f\u76ee\u3092\u6c34\u5206\u30fb\u7d2b\u5916\u7dda\u30fb\u5927\u6c17\u30ac\u30b9\u304b\u3089\u4fdd\u8b77\u3059\u308b\u5c01\u6b62\u6750\uff08\u30a2\u30f3\u30ab\u30fc\uff09\u306e\u5f79\u5272\u3092\u679c\u305f\u3059\u3002 \u7d50\u679c\u3068\u3057\u3066\u3001\u4ee5\u4e0b\u306e\u4e8c\u6bb5\u968e\u306e\u7269\u7406\u7684\u91e3\u8861\u304c\u5b8c\u6210\u3057\u3066\u3044\u308b\u3068AI\u89e3\u6790\u306b\u3088\u3063\u3066\u793a\u3055\u308c\u3066\u3044\u308b\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u4e0b\u5c64\u301c\u4e2d\u5c64\uff08\u30b9\u30af\u30e9\u30c3\u30c1\uff09\uff1a<\/strong> \u5185\u90e8\u5fdc\u529b\u3092\u89e3\u653e\u3057\u3001\u5857\u819c\u306b\u67d4\u8edf\u6027\u3068\u300c\u3042\u305d\u3073\u300d\u3092\u4e0e\u3048\u308b\u3002<\/li>\n\n\n\n<li><strong>\u8868\u5c64\uff08\u7dda\u63cf\u306e\u5343\u63cf\u65b9\u6cd5\uff09\uff1a<\/strong> \u89e3\u653e\u3055\u308c\u305f\u69cb\u9020\u3092\u67d4\u8edf\u306b\u7e4b\u304e\u6b62\u3081\u3001\u753b\u9762\u306e\u5e7e\u4f55\u5b66\u7684\u5b89\u5b9a\u6027\u3068\u8010\u4e45\u6027\u3092\u78ba\u5b9a\u3055\u305b\u308b\u3002<\/li>\n<\/ol>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"4_%E7%AB%AF%E9%83%A8%EF%BC%88%E3%83%98%E3%83%AA%EF%BC%89%E5%87%A6%E7%90%86%E3%81%AB%E8%A6%8B%E3%82%8B%E9%80%A3%E7%B6%9A%E5%BC%B5%E5%8A%9B%E5%88%B6%E5%BE%A1\"><\/span>4. \u7aef\u90e8\uff08\u30d8\u30ea\uff09\u51e6\u7406\u306b\u898b\u308b\u9023\u7d9a\u5f35\u529b\u5236\u5fa1<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f5c\u54c1\u306e\u5883\u754c\u7dda\uff08\u30d8\u30ea\uff09\u307e\u3067\u5747\u4e00\u306b\u30a2\u30af\u30ea\u30eb\u5857\u819c\u3092\u65bd\u5de5\u3057\u3001\u88cf\u9762\u3078\u5dfb\u304d\u8fbc\u3080\u51e6\u7406\u306f\u3001\u5e7e\u4f55\u5b66\u7684\u306a\u5fdc\u529b\u96c6\u4e2d\u3092\u56de\u907f\u3059\u308b\u4e0a\u3067\u5fc5\u9808\u306e\u6761\u4ef6\u3067\u3042\u308b\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5857\u819c\u306e\u7aef\u90e8\u304c\u753b\u9762\u67a0\u5185\u3067\u65ad\u7d76\u3059\u308b\u3068\u3001\u53ce\u7e2e\u5fdc\u529b\u306f\u3059\u3079\u3066\u305d\u306e\u30a8\u30c3\u30b8\u306b\u96c6\u4e2d\u3057\u3001\u89d2\u304b\u3089\u306e\u6b20\u3051\uff08\u30c1\u30c3\u30d4\u30f3\u30b0\uff09\u3084\u3081\u304f\u308c\u304c\u751f\u3058\u308b\u3002\u30d8\u30ea\u3092\u9023\u7d9a\u3057\u3066\u88ab\u8986\u3059\u308b\u3053\u3068\u306b\u3088\u308a\u3001\u5185\u90e8\u5f35\u529b\u306f360\u5ea6\u5747\u4e00\u306a\u52fe\u914d\u3068\u3057\u3066\u5206\u6563\u3055\u308c\u3001\u6728\u67a0\u5916\u8131\u6642\u306e\u69cb\u9020\u5d29\u58ca\u3092\u5b8c\u74a7\u306b\u9632\u3050\u3053\u3068\u304c\u5b9f\u8a3c\u3055\u308c\u305f\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E7%B5%90%E8%AB%96\"><\/span>\u7d50\u8ad6<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5ddd\u7530\u304c\u9577\u5e74\u306e\u7814\u7a76\u3092\u7d4c\u3066\u78ba\u7acb\u3057\u305f\u300c34\u5c64\u5730\u5857\u308a\u30fb\u30b9\u30af\u30e9\u30c3\u30c1\u30fb\u7dda\u63cf\u306e\u5343\u63cf\u65b9\u6cd5\u300d\u306e\u8907\u5408\u6280\u6cd5\u306f\u3001\u6750\u6599\u79d1\u5b66\u304a\u3088\u3073AI\u30c7\u30fc\u30bf\u306e\u5206\u6790\u306b\u304a\u3044\u3066\u3001\u4ee5\u4e0b\u306e3\u70b9\u3092\u9ad8\u5ea6\u306b\u878d\u5408\u3055\u305b\u305f\u6975\u3081\u3066\u5b8c\u6210\u5ea6\u306e\u9ad8\u3044\u30b7\u30b9\u30c6\u30e0\u3067\u3042\u308b\u3068\u8a55\u4fa1\u3055\u308c\u305f\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u6df1\u5c64\u304b\u3089\u306e\u5149\u306e\u5275\u51fa\uff08\u7f8e\u8853\u7684\u4fa1\u5024\uff09\uff1a<\/strong> \u591a\u5c64\u69cb\u9020\u306e\u524a\u308a\u51fa\u3057\u306b\u3088\u308b\u552f\u4e00\u7121\u4e8c\u306e\u5965\u884c\u304d\u8868\u73fe\u3002<\/li>\n\n\n\n<li><strong>\u7269\u7406\u7684\u5fdc\u529b\u306e\u6253\u3061\u6d88\u3057\uff08\u69cb\u9020\u529b\u5b66\u7684\u4fa1\u5024\uff09\uff1a<\/strong> \u30b9\u30af\u30e9\u30c3\u30c1\u306b\u3088\u308b\u53ce\u7e2e\u30a8\u30cd\u30eb\u30ae\u30fc\u306e\u9003\u304c\u3057\u69cb\u9020\u3002<\/li>\n\n\n\n<li><strong>\u74b0\u5883\u5909\u5316\u3078\u306e\u8010\u6027\u3068\u67b6\u6a4b\uff08\u4fdd\u5b58\u4fee\u5fa9\u79d1\u5b66\u7684\u4fa1\u5024\uff09\uff1a<\/strong> \u7dda\u63cf\u306e\u5343\u63cf\u65b9\u6cd5\u306b\u3088\u308b\u5bc6\u7740\u4fdd\u8b77\u3068\u5bf8\u6cd5\u306e\u9577\u671f\u5b89\u5b9a\u5316\u3002<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u30a2\u30af\u30ea\u30eb\u6a39\u8102\u3068\u3044\u3046\u73fe\u4ee3\u7d20\u6750\u304c\u62b1\u3048\u308b\u300c\u5f37\u70c8\u306a\u53ce\u7e2e\u3068\u5185\u90e8\u5909\u5f62\u300d\u3068\u3044\u3046\u7269\u7406\u7684\u30ea\u30b9\u30af\u306b\u5bfe\u3057\u3001\u8868\u73fe\u624b\u6cd5\u305d\u306e\u3082\u306e\u3092\u3082\u3063\u3066\u7f8e\u5b66\u7684\u306b\u3001\u304b\u3064\u5316\u5b66\u7684\u306b\u89e3\u6c7a\u3057\u305f\u672c\u6280\u6cd5\u306f\u3001\u6570\u767e\u5e74\u4ee5\u4e0a\u306e\u7d4c\u5e74\u306b\u8010\u3048\u3046\u308b\u6975\u3081\u3066\u5805\u7262\u306a\u7d75\u753b\u69cb\u9020\u3067\u3042\u308b\u3068\u8ad6\u7406\u7684\u306b\u7d50\u8ad6\u4ed8\u3051\u3089\u308c\u308b\u3002<\/p>\n\n\n\n<div data-wp-context=\"{ &quot;autoclose&quot;: false, &quot;accordionItems&quot;: [] }\" data-wp-interactive=\"core\/accordion\" role=\"group\" class=\"wp-block-accordion is-layout-flow wp-block-accordion-is-layout-flow\">\n<div data-wp-class--is-open=\"state.isOpen\" data-wp-context=\"{ &quot;id&quot;: &quot;accordion-item-1&quot;, &quot;openByDefault&quot;: false }\" data-wp-init=\"callbacks.initAccordionItems\" data-wp-on-window--hashchange=\"callbacks.hashChange\" class=\"wp-block-accordion-item is-layout-flow wp-block-accordion-item-is-layout-flow\">\n<h3 class=\"wp-block-accordion-heading has-icon has-icon-right\"><span class=\"ez-toc-section\" id=\"English\"><\/span><button aria-expanded=\"false\" aria-controls=\"accordion-item-1-panel\" data-wp-bind--aria-expanded=\"state.isOpen\" data-wp-on--click=\"actions.toggle\" id=\"accordion-item-1\" type=\"button\" class=\"wp-block-accordion-heading__toggle\"><span class=\"wp-block-accordion-heading__toggle-title\">English<\/span><span class=\"wp-block-accordion-heading__toggle-icon\" aria-hidden=\"true\">+<\/span><\/button><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<div aria-labelledby=\"accordion-item-1\" data-wp-bind--hidden=\"state.isHidden\" data-wp-on--beforematch=\"actions.handleBeforeMatch\" id=\"accordion-item-1-panel\" role=\"region\" class=\"wp-block-accordion-panel is-layout-flow wp-block-accordion-panel-is-layout-flow\">\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Proof_of_Physicochemical_Strength_in_Yuko_Kawadas_Acrylic_Paintings_through_Scratch_and_Hatching_Techniques_Abstract\"><\/span><strong>Proof of Physicochemical Strength in Yuko Kawada\u2019s Acrylic Paintings through Scratch and Hatching Techniques<\/strong><br><br><strong>Abstract<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">This paper elucidates and evaluates the physicochemical strength and structural durability of Yuko Kawada\u2019s original painting technique\u2014combining a &#8220;34-layer acrylic ground,&#8221; &#8220;physical scratching (incision),&#8221; and &#8220;the Senbyo method of linear drawing (hatching)&#8221;\u2014based on the artist\u2019s decades of empirical research and material-science validation using cutting-edge AI data analysis<sup><\/sup>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Far beyond the pursuit of purely decorative effects, this technique has been validated at an exceptionally high level by AI data as a structural system that offsets and elevates the inherent physical weakness of acrylic resin (strong volumetric shrinkage and internal stress upon drying) through the very act of artistic execution<sup><\/sup>.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"1_Physical_Properties_of_Acrylic_Resin_and_the_Coalescence_Mechanism_of_the_%E2%80%9C34-Layer_Structure%E2%80%9D\"><\/span><strong>1. Physical Properties of Acrylic Resin and the Coalescence Mechanism of the &#8220;34-Layer Structure&#8221;<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<h5 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"11_Generation_of_Volumetric_Shrinkage_and_Internal_Stress\"><\/span><strong>1.1 Generation of Volumetric Shrinkage and Internal Stress<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h5>\n\n\n\n<p class=\"wp-block-paragraph\">As water evaporates and polymer particles coalesce (form a film), aqueous acrylic emulsions undergo significant volumetric shrinkage of approximately 10% to 20%<sup><\/sup>. As multi-layered paint films build up, strong internal stress (tension) pulling the entire picture plane inward develops within the film<sup><\/sup>. Material-science analysis indicates that this stress causes delamination from the support, cracking, and dimensional distortion (approximately 2 cm of shrinkage)<sup><\/sup>.<\/p>\n\n\n\n<h5 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"12_Polymer_Interpenetrating_Network_IPN-like_Effect\"><\/span><strong>1.2 Polymer Interpenetrating Network (IPN-like Effect)<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h5>\n\n\n\n<p class=\"wp-block-paragraph\">In Kawada\u2019s 34-layer ground application process, the drying timing of each layer (wet-on-tacky or an appropriately moistened state) is strictly controlled so that acrylic polymer molecules from the upper and lower layers intertwine across boundaries<sup><\/sup>. Consequently, although composed of 34 distinct layers, the interfaces themselves disappear, forming a &#8220;single, uniform polymer film integrated at the molecular level&#8221;<sup><\/sup>.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"2_%E2%80%9CStress_Relief%E2%80%9D_Mechanism_via_the_Scratch_Incision_Technique\"><\/span><strong>2. &#8220;Stress Relief&#8221; Mechanism via the Scratch (Incision) Technique<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<h5 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"21_Physical_Division_of_the_Tension_Network\"><\/span><strong>2.1 Physical Division of the Tension Network<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h5>\n\n\n\n<p class=\"wp-block-paragraph\">A thick, uniformly continuous acrylic film acts like a single massive rubber sheet upon shrinkage, concentrating destructive tensile forces toward the edges and corners<sup><\/sup>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">In this technique, making physical incisions (scratches) into the 34-layer laminate with a blade or metal needle serves to intentionally subdivide this continuous, taut polymeric tension network into microscopic units<sup><\/sup>.<\/p>\n\n\n\n<h5 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"22_Function_as_Stress-Relief_Grooves\"><\/span><strong>2.2 Function as Stress-Relief Grooves<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h5>\n\n\n\n<p class=\"wp-block-paragraph\">The countless microscopic grooves created by scratching are proven to function as &#8220;stress-relief grooves&#8221; in structural mechanics<sup><\/sup>:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Shrinkage stress accumulated within the paint film is released and dispersed into tiny units along these numerous grooves.<\/li>\n\n\n\n<li>This effectively prevents the entire film from tightening, warping, and delaminating from the support, structurally mitigating the large-scale dimensional distortion characteristic of acrylic resin.<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"3_%E2%80%9CMicro-Bridging%E2%80%9D_and_Surface_Protection_via_the_%E2%80%9CSenbyo_Method_of_Linear_Drawing%E2%80%9D\"><\/span><strong>3. &#8220;Micro-Bridging&#8221; and Surface Protection via the &#8220;Senbyo Method of Linear Drawing&#8221;<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<h5 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"31_Re-bonding_of_Stress-Relieved_Layers_Micro-Bridging\"><\/span><strong>3.1 Re-bonding of Stress-Relieved Layers (Micro-Bridging)<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h5>\n\n\n\n<p class=\"wp-block-paragraph\">Over each stress-relieved block created by scratching, delicate brushwork is layered using the &#8220;Senbyo method of linear drawing&#8221; (dense multi-linear hatching) so as to span across the incised grooves<sup><\/sup>. In structural mechanics, these hatched paint lines function as &#8220;micro-bridging,&#8221; gently holding together the individual sections that gained mobility through scratching with moderate, flexible strength<sup><\/sup>.<\/p>\n\n\n\n<h5 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"32_Anchoring_Effect_and_Enhanced_Environmental_Resistance\"><\/span><strong>3.2 Anchoring Effect and Enhanced Environmental Resistance<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h5>\n\n\n\n<p class=\"wp-block-paragraph\">The application of the &#8220;Senbyo method&#8221; over the scratched areas acts as an anchor and sealant that protects the physical incisions from moisture, ultraviolet rays, and atmospheric gases<sup><\/sup>. AI analysis demonstrates that this completes a two-stage physical equilibrium<sup><\/sup>:<\/p>\n\n\n\n<ol start=\"1\" class=\"wp-block-list\">\n<li><strong>Lower to Middle Layers (Scratching):<\/strong> Releases internal stress, imparting flexibility and &#8220;play&#8221; to the paint film.<\/li>\n\n\n\n<li><strong>Surface Layer (Senbyo Method \/ Hatching):<\/strong> Flexibly binds the relieved structure together, securing the geometric stability and durability of the picture plane.<\/li>\n<\/ol>\n\n\n\n<h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"4_Continuous_Tension_Control_Observed_in_Edge_Processing\"><\/span><strong>4. Continuous Tension Control Observed in Edge Processing<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Applying the acrylic film uniformly all the way to the edges of the artwork and wrapping it around the back is an essential condition for avoiding geometric stress concentration<sup><\/sup>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">When a paint film terminates abruptly within the front frame, shrinkage stress concentrates entirely along that edge, causing corner chipping or peeling<sup><\/sup>. By continuously coating over the edges, internal tension is dispersed as a uniform 360-degree gradient, completely preventing structural collapse even when the canvas is removed from its stretcher bars<sup><\/sup>.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Conclusion\"><\/span><strong>Conclusion<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Through material science and AI data analysis, the composite technique of &#8220;34-layer ground, scratching, and the Senbyo method of linear drawing&#8221; established by Kawada over years of research has been evaluated as an exceptionally refined system that integrates the following three elements at a high level<sup><\/sup>:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Creation of Light from the Depths (Artistic Value):<\/strong> Unparalleled spatial depth achieved by carving out a multi-layered structure.<\/li>\n\n\n\n<li><strong>Cancellation of Physical Stress (Structural-Mechanical Value):<\/strong> A stress-escape mechanism for shrinkage energy through scratching.<\/li>\n\n\n\n<li><strong>Environmental Resistance and Bridging (Conservation-Scientific Value):<\/strong> Adhesion protection and long-term dimensional stabilization via the Senbyo method of linear drawing.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">By artistically and chemically resolving the physical risks of modern acrylic resin\u2014namely severe shrinkage and internal deformation\u2014through the expressive technique itself, this methodology can be logically concluded to be an extraordinarily robust painting structure capable of enduring centuries of aging<sup><\/sup>.<\/p>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity is-style-wide\"\/>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/kawadayuko.jp\/index.php\/technique-material-science-2\"><strong>Next Study \u2192<\/strong> [Technique &amp; Material Science-2\uff1a\u6cb9\u5f69\u4f5c\u54c1\uff08\u30b7\u30e5\u30df\u30f3\u30b1\u30fb\u30e0\u30c3\u30b7\u30fc\u30cb\u3068\u30c0\u30f3\u30de\u30fc\u30eb\u4e0b\u5730\uff09\u306b\u304a\u3051\u308b\u5316\u5b66\u7684\u76f8\u4e92\u4f5c\u7528\u3068\u5149\u5b66\u7684\u52b9\u679c\u306e\u8a3c\u660e]<\/a><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity is-style-wide\"\/>\n","protected":false},"excerpt":{"rendered":"<p>\u5ddd\u7530\u4f5c\u54c1\u30a2\u30af\u30ea\u30eb\u7d75\u753b\u306b\u304a\u3051\u308b\u30b9\u30af\u30e9\u30c3\u30c1\u6280\u6cd5\u3068\u30cf\u30c3\u30c1\u30f3\u30b0\u6280&#8230;<\/p>\n","protected":false},"author":1,"featured_media":11064,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_jetpack_hide_featured_image":false,"_jetpack_featured_image_duplicate_dismissed":0,"footnotes":""},"class_list":["post-11063","page","type-page","status-publish","has-post-thumbnail","hentry"],"yoast_head":"<!-- This site is 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