{"id":5566,"date":"2016-08-22T08:36:00","date_gmt":"2016-08-22T00:36:00","guid":{"rendered":"\/\/m.letratesoro.com\/?p=5566"},"modified":"2024-01-26T17:48:16","modified_gmt":"2024-01-26T09:48:16","slug":"cte","status":"publish","type":"post","link":"\/\/m.letratesoro.com\/2016\/08\/cte\/","title":{"rendered":"\u4f55\u8b02CTE(\u71b1\u81a8\u8139\u4fc2\u6578)\uff1fα2-CTE\u53c8\u662f\u4ec0\u9ebc\uff1fCTE\u5982\u4f55\u5f71\u97ff\u96fb\u8def\u677f\u54c1\u8cea"},"content":{"rendered":"

\"Cat\"<\/font><\/p>\n

CTE\u70ba\u71b1\u81a8\u8139\u4fc2\u6578<\/font><\/strong>\uff08Coefficient of Thermal Expansion\uff09\u7684\u7c21\u7a31\uff0cCTE\u662f\u6307\u7269\u8cea\u5728\u71b1\u8139\u51b7\u7e2e\u6548\u61c9\u7684\u4f5c\u7528\u4e0b\uff0c\u5e7e\u4f55\u7279\u6027\u96a8\u8457\u6eab\u5ea6\u7684\u4e0a\u5347\u3001\u4e0b\u964d\u8b8a\u5316\u800c\u8ddf\u96a8\u767c\u751f\u8b8a\u5316\u7684\u898f\u5f8b\u6027\u4fc2\u6578\u3002\u5728\u5be6\u969b\u7684\u61c9\u7528\u4e2d\uff0c\u71b1\u81a8\u8139\u4fc2\u6578\u53c8\u53ef\u5340\u5206\u6210\u3010\u7dda\u6027\u71b1\u81a8\u8139\u4fc2\u6578\uff08Coefficient of Linear Thermal Expansion\uff09\u3011\u9069\u7528\u65bc\u300c\u56fa\u9ad4\u300d\u53ca\u3010\u9ad4\u7a4d\u71b1\u81a8\u8139\u4fc2\u6578\uff08Coefficient of Volume Thermal Expansion\uff09\u3011\u9069\u7528\u65bc\u300c\u6c23\u9ad4\u300d\u5169\u7a2e\u4e3b\u8981\u985e\u5225\u3002<\/font><\/p>\n

\u800c\u300c\u71b1\u8139\u51b7\u7e2e<\/font><\/strong>\u300d\u662f\u6307\u7269\u9ad4\u53d7\u71b1\u6642\u9ad4\u7a4d\u6703\u81a8\u8139\uff0c\u9047\u51b7\u6642\u6703\u6536\u7e2e\u7684\u7279\u6027\uff0c\u71b1\u8139\u51b7\u7e2e\u662f\u7531\u65bc\u7269\u9ad4\u5167\u7684\u7c92\u5b50\uff08\u539f\u5b50\uff09\u904b\u52d5\u6703\u96a8\u6eab\u5ea6\u6539\u8b8a\uff0c\u7576\u6eab\u5ea6\u4e0a\u5347\u6642\uff0c\u7c92\u5b50\u7684\u632f\u52d5\u5e45\u5ea6\u52a0\u5927\uff0c\u4f7f\u5f97\u7269\u9ad4\u81a8\u8139\u3002\u4f46\u7576\u6eab\u5ea6\u4e0b\u964d\u6642\uff0c\u7c92\u5b50\u7684\u632f\u52d5\u5e45\u5ea6\u6703\u6e1b\u5c11\uff0c\u4f7f\u7269\u9ad4\u6536\u7e2e\u6240\u81f4\u3002<\/font><\/p>\n

<\/p>\n

\u4e00\u822c\u4f86\u8aaa\u300c\u71b1\u8139\u51b7\u7e2e\u300d\u662f\u5927\u90e8\u5206\u81ea\u7136\u754c\u7269\u9ad4\u7684\u7279\u6027\uff0c\u4f46\u6c34\uff084\u00b0C\u4ee5\u4e0b\uff09\u3001\u92bb\u3001\u924d\u3001\u93b5\u548c\u9752\u9285\u7b49\u7269\u8cea\uff0c\u5728\u67d0\u4e9b\u6eab\u5ea6\u7bc4\u570d\u5167\u53d7\u71b1\u6642\u53cd\u800c\u6703\u6536\u7e2e\uff0c\u9047\u51b7\u6642\u6703\u81a8\u8139\uff0c\u6070\u597d\u8207\u4e00\u822c\u7269\u9ad4\u7684\u7279\u6027\u76f8\u53cd\u3002\u56e0\u6b64\uff0c\u7576\u300c\u6c34\u300d\u7d50\u6210\u300c\u51b0\u300d\u6642\uff0c\u5176\u9ad4\u7a4d\u53cd\u800c\u6703\u8b8a\u5927\uff0c\u6240\u4ee5\u6613\u958b\u7f50\u6216\u92c1\u7b94\u5305\u98f2\u6599\u4e0d\u5efa\u8b70\u64fa\u653e\u5728\u51b0\u7bb1\u7684\u51b7\u51cd\u5eab\u5167\uff0c\u5426\u5247\u5bb9\u6613\u56e0\u70ba\u6eab\u5ea6\u4e0b\u964d\u7d50\u51b0\u800c\u4f7f\u5f97\u98f2\u6599\u6490\u7834\u6613\u958b\u7f50\u6216\u92c1\u7b94\u5305\u3002<\/font><\/p>\n

\u65e5\u5e38\u751f\u6d3b\u4e2d\u6bd4\u8f03\u5e38\u898b\u5230\u300c\u71b1\u8139\u51b7\u7e2e\u300d \u7684\u4f8b\u5b50\u662f\u4f7f\u7528\u6c34\u6ce5\u92ea\u8a2d\u7684\u99ac\u8def\u6216\u662f\u9678\u6a4b\uff0c\u6bcf\u9694\u4e00\u5c0f\u6bb5\u8ddd\u96e2\u5c31\u8981\u7d66\u4e88\u4e00\u5b9a\u5bec\u5ea6\u7684\u4f38\u7e2e\u7e2b\uff0c\u4ee5\u907f\u514d\u590f\u5929\u7684\u6642\u5019\u767d\u5929\u592a\u967d\u9ad8\u7167\u5438\u71b1\u81a8\u8139\u9020\u6210\u8def\u9762\u58df\u8d77\u7684\u554f\u984c\uff0c\u6240\u4ee5\u4e00\u822c\u8eca\u5b50\u884c\u7d93\u6c34\u6ce5\u8def\u9762\u6216\u9678\u6a4b\u6642\u7d93\u5e38\u53ef\u4ee5\u807d\u5230\u300c\u543c\u56a8\u300d\u7684\u8072\u97f3\uff0c\u5c31\u662f\u8f2a\u5b50\u58d3\u5230\u4f38\u7e2e\u7e2b\u7684\u8072\u97f3\u3002<\/font><\/p>\n

\u53e6\u5916\u4e00\u500b\u5e38\u898b\u7684\u4f8b\u5b50\u662f\u9435\u8ecc\uff0c\u5982\u679c\u4f60\u7a0d\u5fae\u4ed4\u7d30\u89c0\u5bdf\uff0c\u6703\u767c\u73fe\u9435\u8ecc\u4e0a\u4e5f\u8a2d\u8a08\u6709\u4f38\u7e2e\u7e2b\uff0c\u5e95\u4e0b\u7684\u5716\u7247\u4f86\u81ea\u7dad\u57fa\u767e\u79d1\uff0c\u53ef\u4ee5\u767c\u73fe\u9435\u8ecc\u56e0\u70ba\u71b1\u81a8\u8139\u4e92\u76f8\u64e0\u58d3\u800c\u9020\u6210\u5f4e\u66f2\u7684\u73fe\u8c61\u3002<\/font><\/p>\n

\"\u71b1\u8139\u51b7\u7e2e\uff0c\u5982\u679c\u4f60\u7a0d\u5fae\u4ed4\u7d30\u89c0\u5bdf\u6703\u767c\u73fe\u9435\u8ecc\u4e0a\u4e5f\u8a2d\u8a08\u6709\u4f38\u7e2e\u7e2b\uff0c\u5e95\u4e0b\u7684\u5716\u7247\u4f86\u81ea\u7dad\u57fa\u767e\u79d1\uff0c\u53ef\u4ee5\u767c\u73fe\u9435\u8ecc\u56e0\u70ba\u81a8\u8139\u4e92\u76f8\u64e0\u58d3\u800c\u9020\u6210\u5f4e\u66f2\u7684\u73fe\u8c61\u3002\"<\/a><\/p>\n

\u5c07\u4e0d\u5c0f\u5fc3\u88ab\u8e29\u5230\u8b8a\u5f62\u7684 \u4e52\u4e53\u7403\u7f6e\u653e\u5165\u71b1\u6c34\u4e2d\u53ef\u4ee5\u8b93\u4e52\u4e53\u7403\u6062\u5fa9\u6210\u539f\u4f86\u7684\u5f62\u72c0\uff0c\u99ac\u8def\u65c1\u7684\u6c34\u7ba1\u6216\u5929\u7136\u74e6\u65af\u7ba1\u7dda\u6545\u610f\u5f4e\u6298\u6210\u4e00\u5713\u5f62\u6216U\u578b\u7684\u5f62\u72c0\u90fd\u662f\u70ba\u4e86\u9632\u6b62\u300c\u71b1\u8139\u51b7\u7e2e\u300d\u53ef\u80fd\u9020\u6210\u7684\u5f71\u97ff\u8207\u89e3\u6c7a\u65b9\u6cd5\u3002<\/font><\/p>\n

CTE\u5c0dPCB\u5370\u5237\u96fb\u8def\u677f\u7684\u5f71\u97ff\uff0cZ\u8ef8CTE\uff0c\u03b11(alpha 1)\/z-CTE\u3001\u03b12(alpha 2)\/z-CTE<\/font><\/font><\/h2>\n

\u4e16\u754c\u4e0a\u5e7e\u4e4e\u6bcf\u4e00\u7a2e\u6750\u6599\u90fd\u6703\u96a8\u8457\u6eab\u5ea6\u7684\u8b8a\u5316\u800c\u81a8\u8139\u6216\u6536\u7e2e\uff0cPCB\u57fa\u672c\u4e0a\u4e5f\u7b26\u5408\u300c\u71b1\u8139\u51b7\u7e2e\u300d\u7684\u539f\u7406\uff0c\u4e0d\u904ePCB\u5728X\u3001Y\u65b9\u5411\u56e0\u70ba\u53d7\u5230\u73bb\u7e96\u5e03\u7d93\u7def\u7684\u7b9d\u5236\uff0c\u4ee5\u81f4\u5176CTE\u4e0d\u5927\uff0c\u7d04\u572812~15PPM\/\u2103\u5de6\u53f3\uff0c\u4f46\u5728\u677f\u539aZ\u7684\u65b9\u5411\u5247\u6c92\u6709\u592a\u5927\u7684\u62d8\u675f\uff0c\u5176\u03b11\/z-CTE\u5c07\u64f4\u5927\u70ba55~60PPM\/\u2103\u3002\u6709\u4eba\u5c07\u03b1(alpha)\u7c21\u5beb\u70baa\uff0c\u6240\u4ee5\u6709\u6a5f\u6703\u770b\u5230a1\/z-CTE\u53caa2\/z-CTE\u3002<\/font><\/font><\/p>\n

\"TMA\u6e2c\u8a66\u5206\u6790\u5716_Tg_CTE1_CTE2\"<\/p>\n

\u4e00\u822c\u91cf\u6e2cPCB\u7684Z\u8ef8CTE\u63a1\u7528\u300c\u71b1\u6a5f\u5206\u6790\u6cd5\u300d\uff08Thermal Mechanical Analysis\u7c21\u7a31TMA\uff09\uff0c\u5b83\u53ef\u4ee5\u91cf\u6e2cPCB\u677f\u6750\u5728Tg<\/a>\u4ee5\u4e0b\u7684\u71b1\u81a8\u8139\u4fc2\u6578\uff08\u03b11-CTE\uff09\uff0c\u4ee5\u53caTg\u4ee5\u4e0a\u7684\u71b1\u81a8\u8139\u4fc2\u6578\uff08\u03b12-CTE\uff09\u3002\u4f9d\u64da\u76ee\u524dIPC-4101\u7684\u898f\u7bc4\u5efa\u8b70\u03b11\/z-CTE\u4e4b\u4e0a\u9650\u5b9a\u70ba60PPM\/\u2103\uff0c\u800c\u03b12-CTE\u4e4b\u4e0a\u9650\u70ba300PPM\/\u2103\uff0c\u5176\u4e2d\u53c8\u4ee5\u03b12\/z-CTE\u6700\u70ba\u91cd\u8981<\/font>\u3002<\/font><\/font><\/p>\n

\"via-crack\"\u56e0\u70baPCB\u901a\u5b54\u53ca\u710a\u588a\u4e2d\u300c\u9285\u300d\u7684CTE\u5927\u7d04\u70ba16\uff5e18PPM\/\u2103\uff0c\u8207\u03b12-CTE\u7684\u5dee\u8ddd\u904e\u5927\u5bb9\u6613\u5f15\u8d77\u901a\u5b54\u4e2d\u5b54\u74b0\u7684\u65b7\u88c2\uff08Crack\uff09\u3001\u9285\u74b0\u81ea\u677f\u6750\u62c9\u8d77\u3001\u5c40\u90e8\u626f\u88c2\u6216\u7206\u677f\u5206\u5c64\uff08De-lamination\uff09<\/a>\u7684\u60c5\u6cc1\u3002\u53e6\u5916\uff0c50\u2103\uff5e260\u2103\u4e4bZ\u8ef8\u6574\u9ad4CTE\u4ea6\u5f88\u91cd\u8981\uff0c\u4ee5IPC-4101\u898f\u7bc4\uff0c\u4e00\u822c\u5efa\u8b70Tg\u4e4bZ\u8ef8CTE\u4e0a\u9650\u70ba4\uff05\u3001Mid- Tg\uff08Tg\u2265150\u2103 \uff09\u70ba3.5\uff05\u3001High-Tg\uff08Tg\u2265 170\u2103 \uff09 \u5247\u70ba3\uff05\u3002<\/font><\/p>\n

\u7406\u8ad6\u4e0a\u5982\u679c\u96fb\u8def\u677fFR-4\u5c64\u58d3\u677f\u7684CTE\u904e\u5927\u662f\u6709\u6a5f\u6703\u5f71\u97ff\u5230\u96f6\u4ef6\u710a\u63a5\u65bc\u96fb\u8def\u677f\u710a\u588a\u4e0a\u7684\u932b\u9ede\uff0c\u4f46\u56e0\u70ba\u710a\u932b\u672c\u8eab\u5177\u6709\u4e00\u5b9a\u7684\u5f48\u6027\u8207\u8010\u9707\u6027\uff0c\u6240\u4ee5\u751a\u5c11\u807d\u8aaa\u6709\u710a\u9ede\u554f\u984c\u61f7\u7591\u5230FR-4\u7684CTE\u4e0a\u9762\uff0c\u4ee5\u76ee\u524d\u7684\u96fb\u5b50\u7522\u54c1\u6b63\u5f0f\u51fa\u5ee0\u524d\u5927\u591a\u9700\u8981\u901a\u904e\u4e00\u5b9a\u7684\u53cd\u8986\u9ad8\u4f4e\u6eab\u5faa\u74b0\u4fe1\u8cf4\u5ea6\u6e2c\u8a66\u800c\u8a00\uff0c\u9019\u6a23\u7684\u61f7\u7591\u771f\u7684\u53ef\u4ee5\u4e0d\u5fc5\u8003\u616e\uff0c\u53cd\u800c\u662f\u56de\u710aPeak\u503c\u9ad8\u6eab\u539a\u7684\u51b7\u537b\u901f\u5ea6\u5982\u679c\u592a\u5feb\uff0c\u6709\u53ef\u80fd\u9020\u6210\u710a\u932b\u9f9c\u88c2\u7684\u60c5\u5f62\u767c\u751f\u3002<\/font><\/p>\n

\n

\u5ef6\u4f38\u95b1\u8b80\uff1a
<\/font>PCB\u710a\u63a5\u5f37\u5ea6\u8207IMC\u89c0\u5ff5<\/font><\/a>
PCB\u7206\u677f\u7684\u771f\u56e0\u5256\u6790\u8207\u9632\u6b62\u5c0d\u7b56<\/font><\/a>
\u677f\u5f4e\u677f\u7ff9\u767c\u751f\u7684\u539f\u56e0\u8207\u9632\u6b62\u7684\u65b9\u6cd5<\/font><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"

CTE\u70ba\u71b1\u81a8\u8139\u4fc2\u6578\uff08Coefficient of …<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[20,192],"tags":[175],"aioseo_notices":[],"views":39852,"_links":{"self":[{"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/posts\/5566"}],"collection":[{"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/comments?post=5566"}],"version-history":[{"count":4,"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/posts\/5566\/revisions"}],"predecessor-version":[{"id":11089,"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/posts\/5566\/revisions\/11089"}],"wp:attachment":[{"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/media?parent=5566"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/categories?post=5566"},{"taxonomy":"post_tag","embeddable":true,"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/tags?post=5566"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}