{"id":6661,"date":"2024-02-26T05:59:47","date_gmt":"2024-02-26T05:59:47","guid":{"rendered":"https:\/\/longchangchemical.com\/?p=6661"},"modified":"2026-04-28T10:42:25","modified_gmt":"2026-04-28T10:42:25","slug":"its-effect-on-the-stability-of-polyvinyl-chloride","status":"publish","type":"post","link":"https:\/\/longchangchemical.com\/zh\/its-effect-on-the-stability-of-polyvinyl-chloride\/","title":{"rendered":"\u5421\u55ea-2,3-\u4e8c\u7fa7\u9178\u9567\u7684\u5408\u6210\u53ca\u5176\u5bf9\u805a\u6c2f\u4e59\u70ef\u7a33\u5b9a\u6027\u7684\u5f71\u54cd"},"content":{"rendered":"<p><!-- lc-qa-start --><\/p>\n<p><strong>Quick answer:<\/strong> In most UV systems, photoinitiators are selected by balancing wavelength fit, through-cure, color control, and line speed. Buyers usually compare a blended package instead of one isolated product.<\/p>\n<p><!-- lc-qa-end --><\/p>\n<p>PVC \u662f\u76ee\u524d\u5e02\u573a\u4e0a\u5e94\u7528\u6700\u5e7f\u6cdb\u7684\u805a\u5408\u7269\u4e4b\u4e00\uff0c\u5728\u5efa\u7b51\u6750\u6599\u548c\u7535\u5b50\u5305\u88c5\u9886\u57df\u53d1\u6325\u7740\u91cd\u8981\u4f5c\u7528\u3002\u7136\u800c\uff0cPVC\u5728\u5916\u754c\u56e0\u7d20\uff08\u5982\u70ed\u3001\u6c27\u3001\u5149\u548c\u529b\u7b49\uff09\u7684\u4f5c\u7528\u4e0b\u4f1a\u53d1\u751f\u964d\u89e3\u548c\u4ea4\u8054\u53cd\u5e94\uff0c\u5bfc\u81f4PVC\u5236\u54c1\u53d8\u8272\u3001\u673a\u68b0\u6027\u80fd\u51cf\u5f31\u3002PVC\u52a0\u70ed\u5230110\u2103\u4f1a\u91ca\u653e\u51faHCl\u6c14\u4f53\uff0c\u4f7fPVC\u5f00\u59cb\u5206\u89e3\u3002\u76ee\u524d\uff0cPVC 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\u964d\u89e3\u4e0d\u7a33\u5b9a\u7684\u6c2f\u539f\u5b50\u53d6\u4ee3\u80fd\u529b\u5dee\uff0c\u96be\u4ee5\u6ee1\u8db3\u5e02\u573a\u9700\u6c42\u3002\u6709\u673a\u9521\u7c7b\u70ed\u7a33\u5b9a\u5242\u7a33\u5b9a\u6548\u679c\u663e\u8457\uff0c\u4f46\u90e8\u5206\u6709\u6bd2\u4e14\u6210\u672c\u9ad8\uff0c\u9650\u5236\u4e86\u5176\u53d1\u5c55\u3002\u6709\u673a\u70ed\u7a33\u5b9a\u5242\u65e0\u6bd2\u73af\u4fdd\uff0c\u4f46\u5355\u72ec\u4f7f\u7528\u805a\u6c2f\u4e59\u70ef\u70ed\u7a33\u5b9a\u5242\u7a33\u5b9a\u6027\u8f83\u5dee\u3002\u7a00\u571f\u70ed\u7a33\u5b9a\u5242\u7684\u7814\u7a76\u8f83\u591a\uff0c\u5b83\u5177\u6709\u4f4e\u6bd2\u3001\u73af\u4fdd\u3001\u70ed\u7a33\u5b9a\u6027\u597d\u7b49\u4f18\u70b9\u3002<br 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8 \u79cd\u6c28\u57fa\u9178\u9567\u70ed\u7a33\u5b9a\u5242\uff0c\u5e76\u901a\u8fc7\u9759\u6001\u70ed\u7a33\u5b9a\u5b9e\u9a8c\u548c\u52a8\u6001\u70ed\u7a33\u5b9a\u5b9e\u9a8c\u8fdb\u4e00\u6b65\u7814\u7a76\uff0c\u6bd4\u8f83\u4e86 8 \u79cd\u6c28\u57fa\u9178\u9567\u7684\u70ed\u7a33\u5b9a\u6027\u3001\u53d1\u73b08\u79cd\u9567\u7cfb\u6c28\u57fa\u9178\u4e2d\u542b\u6709\u82ef\u73af\u548c\u786b\uff0c\u6709\u6bd2\u4e14\u4e0d\u73af\u4fdd\uff0c\u800c8\u79cd\u6c28\u57fa\u9178\u539f\u6599\u4e2d\u7684\u8272\u6c28\u9178\u542b\u6709\u82ef\u73af\uff0c\u4f46\u9567\u7cfb\u8272\u6c28\u9178\u7684\u70ed\u7a33\u5b9a\u6027\u4f18\u4e8e8\u79cd\u6c28\u57fa\u9178\uff0c\u9567\u7cfb\u8272\u6c28\u9178\u7684\u70ed\u7a33\u5b9a\u6027\u4f18\u4e8e8\u79cd\u6c28\u57fa\u9178\u3002\u4f46\u662f\uff0c\u8272\u6c28\u9178\u9567\u7684\u70ed\u7a33\u5b9a\u6027\u662f 8 \u79cd\u6c28\u57fa\u9178\u4e2d\u6700\u597d\u7684\uff0c\u5176\u590d\u5408\u70ed\u7a33\u5b9a\u5242\u7684\u6d3b\u5316\u80fd\u4f18\u4e8e\u8272\u6c28\u9178\u9567\u5355\u4f53\u548c\u5e02\u552e\u7684\u9499\u950c\u70ed\u7a33\u5b9a\u5242\uff0c\u53ef\u4ee5\u63d0\u9ad8\u805a\u6c2f\u4e59\u70ef\u7684\u70ed\u7a33\u5b9a\u6027\u3002<br \/>\n\u672c\u6587\u5728pH=6~7\u6761\u4ef6\u4e0b\u5408\u6210\u4e86\u9567\u5143\u7d20\u914d\u4f532,3\u2043PDA\uff0c\u4ee52,3\u2043LPDA\u4f5c\u4e3aPVC\u7684\u4e3b\u8981\u70ed\u7a33\u5b9a\u5242\u8fdb\u884c\u70ed\u7a33\u5b9a\u6027\u7814\u7a76\uff0c\u7136\u540e\u4e0e\u786c\u8102\u9178\u9499\u3001\u786c\u8102\u9178\u950c\u3001\u5b63\u620a\u56db\u9187\u7b49\u8f85\u52a9\u70ed\u7a33\u5b9a\u5242\u8fdb\u884c\u590d\u914d\u3001\u6bd4\u8f83\u5206\u6790\u4e86\u590d\u914d\u4f53\u7cfb\u4e0e 2,3\u2043LPDA \u7684\u70ed\u7a33\u5b9a\u6027\u4ee5\u53ca\u90e8\u5206\u70ed\u7a33\u5b9a\u5242\u5bf9 PVC \u5851\u5316\u6027\u80fd\u548c\u529b\u5b66\u6027\u80fd\u7684\u5f71\u54cd\uff1b\u6700\u540e\u7814\u7a76\u4e86 2,3\u2043LPDA \u7684\u70ed\u7a33\u5b9a\u673a\u7406\u3002<\/p>\n<p>1<\/p>\n<p>\u6837\u54c1\u5236\u5907<\/p>\n<p>2\uff0c3\u2043LPDA \u7684\u5236\u5907\uff1a\u79f0\u53d6\u9002\u91cf\u7684\u6c27\u5316\u9567\u653e\u5165\u70e7\u676f\u4e2d\uff0c\u52a0\u5165\u53bb\u79bb\u5b50\u6c34\u6405\u62cc\u5747\u5300\uff1b\u5c06\u70e7\u676f\u653e\u516560\u2103\u7684\u6c34\u6d74\u4e2d\u52a0\u70ed\uff0c\u7528\u6405\u62cc\u5668\u6405\u62cc\u6c27\u5316\u9567\u6c34\u6eb6\u6db2\uff0c\u7136\u540e\u7528\u6ef4\u7ba1\u7f13\u6162\u52a0\u5165\u785d\u9178\u6eb6\u6db2\u81f3\u6c27\u5316\u9567\u6eb6\u6db2\u5b8c\u5168\u6eb6\u89e3\uff1b\u7528pH\u8bd5\u7eb8\u6d4b\u5b9a\u6eb6\u6db2\u7684pH\u503c\u4e3a3~4\u8fdb\u884c\u8fc7\u6ee4\uff0c\u5f97\u5230\u7684\u6ee4\u6db2\u4e3a\u785d\u9178\u9567\u6eb6\u6db2\uff0c\u5012\u5165\u8bd5\u5242\u74f6\u4e2d\u5907\u7528\uff0c\u5176\u6469\u5c14\u503c\u4e3a0.015 mg\/L\u3002\u5c06\u6eb6\u6db2\u8fc7\u6ee4\u540e\u5012\u5165\u8bd5\u5242\u74f6\u4e2d\u3002\u8bd5\u5242\u74f6\u5907\u7528\uff0c\u7528 EDTA \u6ef4\u5b9a\u6cd5\u6d4b\u5b9a\u5176\u6469\u5c14\u6d53\u5ea6\uff1b\u79f0\u91cf\u6469\u5c14\u6bd4\u4e3a 3\uff1a2 2\uff0c3 \u2043 PDA \u548c\u785d\u9178\u9567\uff0c\u5148\u7528\u65e0\u6c34\u4e59\u9187\u5c06 2\uff0c3 \u2043 PDA \u7c89\u672b\u6eb6\u89e3\uff0c\u518d\u7528\u7a00\u6c28\u6c34\u8c03\u8282 pH \u81f3 6 \uff5e 7\u3001\u5728\u4e0d\u65ad\u6405\u62cc\u4e0b\u5c06\u785d\u9178\u9567\u6eb6\u6db2\u7f13\u6162\u52a0\u5165\u52302\uff0c3 \u2043 PDA \u7684\u65e0\u6c34\u4e59\u9187\u6eb6\u6db2\u4e2d\uff0c\u518d\u7528\u7a00\u6c28\u6c34\u8c03\u8282\u4f53\u7cfb\u7684pH \u81f36 \uff5e 7\uff0c\u4ea7\u751f\u767d\u8272\u6c89\u6dc0\uff0c\u7528\u7535\u52a8\u6405\u62cc\u5668\u6405\u62cc\u3002\u767d\u8272\u6c89\u6dc0\uff0c\u7528\u7535\u52a8\u6405\u62cc\u5668\u6405\u62cc3 h\uff0c\u4f7f\u4f53\u7cfb\u5145\u5206\u53cd\u5e94\uff0c\u9759\u7f6e\u8ba9\u6c89\u6dc0\u5168\u90e8\u6790\u51fa\uff0c\u7136\u540e\u8fc7\u6ee4\uff0c\u518d\u7528\u65e0\u6c34\u4e59\u9187\u6d17\u6da4\u6c89\u6dc0\u6570\u6b21\uff1b\u5c06\u590d\u5408\u6db2\u572850 \u2103\u4e0b\u5e72\u71e5\u81f3\u6052\u91cd\uff0c\u6240\u5f97\u4ea7\u54c1\u5373\u4e3a2\uff0c3 \u2043 LPDA\u7a00\u571f\u70ed\u7a33\u5b9a\u5242\uff0c\u7136\u540e\u5c06\u4ea7\u54c1\u7814\u78e8\u6210\u7c89\u672b\uff0c\u88c5\u5165\u888b\u4e2d\u5907\u7528\uff1b<br \/>\n\u590d\u5408\u70ed\u7a33\u5b9a\u5242\u5236\u5907\uff1a\u5c062,3 \u2043 LPDA\u4e0e\u786c\u8102\u9178\u950c\u548c\u5b63\u620a\u56db\u9187\u6309\u4e0d\u540c\u8d28\u91cf\u6bd4\u8fdb\u884c\u4e8c\u5143\u548c\u4e09\u5143\u590d\u914d\uff0c\u79f0\u91cf\u3001\u7814\u78e8\u6df7\u5408\u6210\u7c89\u672b\uff0c\u88c5\u888b\u5907\u7528\u3002<\/p>\n<p>2<br \/>\n\u7ed3\u679c\u4e0e\u8ba8\u8bba<\/p>\n<p>2.1 2,3\u2043LPDA\u7684\u8868\u5f81<br \/>\n2.1.1 \u7ea2\u5916\u5149\u8c31\u5206\u6790<br \/>\n\u56fe 1 \u4e3a 2,3\u2043PDA \u548c 2,3\u2043LPDA \u7684\u5085\u7acb\u53f6\u53d8\u6362\u7ea2\u5916\u5149\u8c31\u3002\u53ef\u4ee5\u770b\u51fa\uff0c2,3\u2043PDA \u548c 2,3\u2043LPDA \u4e2d C=N \u952e\u7684\u4f38\u7f29\u632f\u52a8\u5cf0\u5206\u522b\u5728 1,540 cm-1 \u548c 1,557 cm-1 \u5904\uff1b2,3\u2043LPDA \u4e0a NO3- \u7684\u4f38\u7f29\u632f\u52a8\u5cf0\u5728 1,384 cm-1 \u5904\uff1b2,3\u2043PDA \u4e0a C=O \u952e\u7684\u4f38\u7f29\u632f\u52a8\u5cf0\u5728 1,752 cm-1 \u5904\uff1b2,3\u2043PDA \u4e0a C=O \u952e\u7684\u4f38\u7f29\u632f\u52a8\u5cf0\u5206\u522b\u5728 1,595 cm-1 \u548c 1,429 cm-1 \u5904\uff1b2,3\u2043PDA \u4e0a 2,3\u2043PDA \u7684\u4f38\u7f29\u632f\u52a8\u5cf0\u5206\u522b\u5728 1,595 cm-1 \u548c 1,429 cm-1 \u5904\u3002\u5176\u4e2d\uff0c1,595 cm-1 \u548c 1,429 cm-1 \u5206\u522b\u4e3a 2,3\u2043LPDA \u4e0a C=O \u952e\u7684\u53cd\u5bf9\u79f0\u4f38\u7f29\u632f\u52a8\u5cf0\u548c\u5bf9\u79f0\u4f38\u7f29\u632f\u52a8\u5cf0\uff1b3,266 cm-1 \u4e3a 2,3\u2043PDA \u4e0a O-H \u952e\u7684\u4f38\u7f29\u632f\u52a8\u5cf0\uff1b934 cm-1 \u4e3a 2,3\u2043PDA \u4e0a-COOH \u7684\u7279\u5f81\u6027\u5bbd\u5cf0\uff0c\u636e\u6b64\u53ef\u4ee5\u5224\u65ad\u51fa 2,3\u2043PDA \u4e0a\u5b58\u5728\u7fa7\u9178\u57fa\u56e2\uff1b652 cm-1\u5904\u4e3a2,3\u2043LPDA\u4e0aO-La\u952e\u7684\u4f38\u7f29\u632f\u52a8\u5cf0\uff0c\u7531\u6b64\u53ef\u77e5\uff0c2,3\u2043PDA\u4e0e\u4f5c\u4e3a\u914d\u4f53\u7684\u785d\u9178\u9567\u53cd\u5e94\uff0c\u4f7f2,3\u2043PDA\u4e0a\u7fa7\u9178\u57fa\u4e2d\u7684O-H\u952e\u65ad\u94fe\u8131H\uff0c\u4e0eLa\u79bb\u5b50\u5f62\u6210O-La\u952e\u3002\u7efc\u4e0a\u6240\u8ff0\uff0c\u53ef\u4ee5\u786e\u5b9a\u8be5\u53cd\u5e94\u751f\u6210\u4e862,3\u2043LPDA\u3002<\/p>\n<p><img decoding=\"async\" class=\"alignnone size-full wp-image-6662\" src=\"https:\/\/longchangchemical.com\/wp-content\/uploads\/2024\/02\/1-2.png\" alt=\"\" width=\"700\" height=\"419\" srcset=\"https:\/\/longchangchemical.com\/wp-content\/uploads\/2024\/02\/1-2.png 700w, https:\/\/longchangchemical.com\/wp-content\/uploads\/2024\/02\/1-2-600x359.png 600w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><\/p>\n<p>\u56fe 1 \u6837\u54c1\u7684\u5085\u7acb\u53f6\u53d8\u6362\u7ea2\u5916\u5149\u8c31<\/p>\n<p>2.1.2 \u5143\u7d20\u548c\u70ed\u5206\u6790<br \/>\n2,3\u2043LPDA\u4e2dC\u3001H\u3001N\u5143\u7d20\u542b\u91cf\u91c7\u7528\u5143\u7d20\u5206\u6790\u6cd5\u6d4b\u5b9a\uff0c\u9567\u5143\u7d20\u542b\u91cf\u91c7\u7528EDTA\u6ef4\u5b9a\u6cd5\u6d4b\u5b9a\u3002\u901a\u8fc7\u8868 1 \u53ef\u4ee5\u770b\u51fa\uff0c\u7531\u4e8e H \u5143\u7d20\u542b\u91cf\uff08\u8d28\u91cf\u5206\u6570\uff0c\u4e0b\u540c\uff09\u8f83\u5c11\uff0c\u76f8\u5bf9\u8bef\u5dee\u8f83\u5927\uff0c\u5176\u4ed6\u5143\u7d20\u7684\u5b9e\u9645\u542b\u91cf\u4e0e\u7406\u8bba\u542b\u91cf\u57fa\u672c\u4e00\u81f4\u3002\u7136\u540e\u6839\u636e\u56fe 2 \u7684\u70ed\u5206\u6790\u7ed3\u679c\u8ba1\u7b97\u51fa\u7ed3\u6676\u6c34\u7684\u6570\u91cf\uff0c\u5f97\u51fa 2,3\u2043LPDA \u7684\u5206\u5b50\u5f0f\u4e3a La2(C6N2O4)2(NO3)2-3H2O\u3002\u4ece\u56fe 2 \u7684 TG \u66f2\u7ebf\u53ef\u4ee5\u770b\u51fa\uff0c2,3\u2043LPDA \u7684\u70ed\u5931\u91cd\u5206\u4e3a\u4e09\u4e2a\u9636\u6bb5\uff0c\u5206\u522b\u4e3a 50 \u2103 \u81f3 184 \u2103\u3001184 \u2103 \u81f3 292 \u2103\u3001292 \u2103 \u81f3 1,000 \u2103\u3002\u7b2c\u4e00\u9636\u6bb5\u7684\u8d28\u91cf\u635f\u5931\u7387\u4e3a 5.09 %\uff0c\u4ece\u8d28\u91cf\u635f\u5931\u7387\u63a8\u65ad\u51fa\u6709\u4e09\u4e2a\u7ed3\u6676\u6c34\uff0c\u4e0e 6.88 % \u7684\u5206\u5b50\u5f0f La2\uff08C6N2O4\uff092\uff08NO3\uff092-3H2O \u4e2d\u7684\u7ed3\u6676\u6c34\u542b\u91cf\uff1b\u7b2c\u4e00\u9636\u6bb5\u7684 DSC \u66f2\u7ebf\u5728 87.1~140.6 \u2103 \u5904\u6709\u4e00\u4e2a\u5438\u70ed\u5cf0\uff0c\u4ee3\u8868 2\uff0c3 \u2043LPDA \u4e2d\u7ed3\u6676\u6c34\u7684\u8131\u9664\u3002\u4ece\u7b2c\u4e8c\u9636\u6bb5\u548c\u7b2c\u4e09\u9636\u6bb5\u7684TG\u66f2\u7ebf\u53ef\u4ee5\u770b\u51fa\uff0c2,3 \u2043LPDA\u5448\u73b0\u65ad\u5d16\u5f0f\u5931\u91cd\uff0c\u7b2c\u4e8c\u9636\u6bb5\u548c\u7b2c\u4e09\u9636\u6bb5\u7684\u603b\u8d28\u91cf\u635f\u5931\u4e3a58.31%\uff1b\u4e0eDSC\u66f2\u7ebf\u76f8\u53cd\uff0c\u5176\u7b2c\u4e8c\u9636\u6bb5\u51fa\u73b0\u4e86184~292.4 \u2103\u7684\u5438\u70ed\u5cf0\uff0c\u4ee3\u8868\u4ea7\u7269\u7684\u5206\u89e3\u3002\u7b2c\u4e09\u9636\u6bb5\u51fa\u73b0\u4e86\u4e24\u4e2a\u653e\u70ed\u5cf0\uff0c\u4ee3\u8868\u4ea7\u7269\u7684\u8fdb\u4e00\u6b65\u5206\u89e3\u3002797 \u2103\u540e\uff0c\u91cd\u91cf\u4e0d\u518d\u51cf\u5c11\uff0cTG \u66f2\u7ebf\u8d8b\u4e8e\u5e73\u7f13\uff0c\u5176\u6700\u7ec8\u6b8b\u7559\u7269\u4e3a La2O3\uff0c\u5360\u8d28\u91cf\u5206\u6570\u7684 36.59%\uff0c\u8ba1\u7b97\u5f97\u51fa La \u7684\u542b\u91cf\u4e3a 31.11%\uff0c\u4e0e\u8868 1 \u4e2d La \u7684\u7406\u8bba\u542b\u91cf 31.53% \u76f8\u8fd1\u3002\u7efc\u4e0a\u6240\u8ff0\uff0c\u901a\u8fc7\u6bd4\u8f83\u8868 1 \u548c\u56fe 2 \u4e2d\u7684\u6570\u636e\uff0c\u786e\u5b9a\u7a00\u571f\u70ed\u7a33\u5b9a\u5242\u7684\u5206\u5b50\u5f0f\u4e3a La2(C6N2O4)2(NO3)2-3H2O\u3002<\/p>\n<p>\u8868 1 2,3\u2043LPDA \u7684\u5143\u7d20\u5206\u6790\u7ed3\u679c<\/p>\n<p><img decoding=\"async\" class=\"alignnone size-full wp-image-6663\" src=\"https:\/\/longchangchemical.com\/wp-content\/uploads\/2024\/02\/2-2.png\" alt=\"\" width=\"694\" height=\"127\" srcset=\"https:\/\/longchangchemical.com\/wp-content\/uploads\/2024\/02\/2-2.png 694w, https:\/\/longchangchemical.com\/wp-content\/uploads\/2024\/02\/2-2-600x110.png 600w\" sizes=\"(max-width: 694px) 100vw, 694px\" \/><\/p>\n<p><img decoding=\"async\" class=\"alignnone size-full wp-image-6664\" src=\"https:\/\/longchangchemical.com\/wp-content\/uploads\/2024\/02\/3-2.png\" alt=\"\" width=\"700\" height=\"484\" srcset=\"https:\/\/longchangchemical.com\/wp-content\/uploads\/2024\/02\/3-2.png 700w, https:\/\/longchangchemical.com\/wp-content\/uploads\/2024\/02\/3-2-600x415.png 600w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><\/p>\n<p>\u56fe 2 2,3\u2043LPDA \u7684\u70ed\u5206\u6790\u66f2\u7ebf<\/p>\n<p>2.2 \u70ed\u7a33\u5b9a\u6027\u5206\u6790<br \/>\n2.2.1 \u5355\u4e00\u70ed\u7a33\u5b9a\u5242<br \/>\n\u4e3a\u4e86\u80fd\u591f\u66f4\u6df1\u5165\u5730\u7814\u7a762,3\u2043LPDA\u7684\u70ed\u7a33\u5b9a\u6027\uff0c\u5c06\u5176\u70ed\u7a33\u5b9a\u6027\u5206\u522b\u4e0e\u5e38\u89c1\u7684\u70ed\u7a33\u5b9a\u5242\u8fdb\u884c\u6bd4\u8f83\uff0c\u7ed3\u679c\u5982\u88682\u6240\u793a\u3002\u6839\u636e\u88682\u53ef\u77e5\uff0c2,3\u2043LPDA\u7684\u70ed\u7a33\u5b9a\u65f6\u95f4\u4e3a30 min\uff0c\u662f2,3\u2043PDA\u76846\u500d\uff0c\u4ec5\u77ed\u4e8e\u786c\u8102\u9178\u94c5\uff0c\u957f\u4e8e\u8868\u4e2d\u5176\u4ed6\u70ed\u7a33\u5b9a\u5242\u3002\u5728\u6297\u53d8\u8272\u6027\u80fd\u65b9\u9762\uff0c2,3\u2043LPDA \u7684\u521d\u59cb\u6297\u53d8\u8272\u6027\u80fd\u4f18\u4e8e 2,3\u2043PDA\uff0c\u8bf4\u660e 2,3\u2043LPDA \u4e0e\u4e0d\u7a33\u5b9a Cl- \u7684\u7ed3\u5408\u80fd\u529b\u66f4\u5f3a\uff0c\u63d0\u9ad8\u4e86 PVC \u7684\u521d\u59cb\u6297\u53d8\u8272\u6027\u80fd\u3002\u4ece\u957f\u671f\u6297\u53d8\u8272\u6027\u80fd\u6765\u770b\uff0c2,3\u2043LPDA \u7684\u6297\u53d8\u8272\u80fd\u529b\u7565\u5f31\u4e8e\u786c\u8102\u9178\u9499\u548c\u5b63\u620a\u56db\u9187\u3002\u9664\u786c\u8102\u9178\u9499\u548c\u5b63\u620a\u56db\u9187\u5916\uff0c2,3\u2043LPDA \u7684\u6297\u53d8\u8272\u6027\u80fd\u8f83\u5176\u4ed6\u70ed\u7a33\u5b9a\u5242\u6709\u4e00\u5b9a\u4f18\u52bf\uff0c\u5bf9\u9632\u6b62 PVC \u7684\u70ed\u964d\u89e3\u6709\u79ef\u6781\u4f5c\u7528\u3002<\/p>\n<p>\u8868 2 \u4e0d\u540c\u70ed\u7a33\u5b9a\u5242\u7684\u70ed\u7a33\u5b9a\u6027<\/p>\n<p><img decoding=\"async\" class=\"alignnone size-full wp-image-6665\" src=\"https:\/\/longchangchemical.com\/wp-content\/uploads\/2024\/02\/4-2.png\" alt=\"\" width=\"894\" height=\"554\" srcset=\"https:\/\/longchangchemical.com\/wp-content\/uploads\/2024\/02\/4-2.png 894w, https:\/\/longchangchemical.com\/wp-content\/uploads\/2024\/02\/4-2-768x476.png 768w, https:\/\/longchangchemical.com\/wp-content\/uploads\/2024\/02\/4-2-600x372.png 600w\" sizes=\"(max-width: 894px) 100vw, 894px\" \/><br \/>\n2.2.2 2\uff0c3\u2043LPDA \u4e0e\u786c\u8102\u9178\u950c\u590d\u914d<br \/>\n2,3\u2043LPDA\u7684\u521d\u59cb\u8010\u53d8\u8272\u6027\u6bd4\u786c\u8102\u9178\u950c\u7a0d\u5dee\uff0c\u4f46\u5176\u70ed\u7a33\u5b9a\u65f6\u95f4\u548c\u957f\u671f\u8010\u53d8\u8272\u6027\u8981\u6bd4\u786c\u8102\u9178\u950c\u597d\u5f97\u591a\u3002\u4e24\u79cd\u590d\u5408\u7269\u7684\u70ed\u7a33\u5b9a\u6027\u6d4b\u8bd5\u7ed3\u679c\u5982\u8868 3 \u6240\u793a\u3002\u4ece\u88683\u53ef\u4ee5\u770b\u51fa\uff0c\u5f532,3\u2043LPDA\u4e0e\u786c\u8102\u9178\u950c\u7684\u590d\u914d\u6bd4\u4f8b\u4e3a4:1\u65f6\uff0c\u70ed\u7a33\u5b9a\u65f6\u95f4\u6700\u957f\u4e3a34 min\uff0c\u6bd4\u5355\u72ec\u4f7f\u75282,3\u2043LPDA\u4f5c\u4e3a\u70ed\u7a33\u5b9a\u5242\u65f6\u7684\u70ed\u7a33\u5b9a\u65f6\u95f4\u8981\u957f\uff0c\u4e14\u590d\u914d\u6bd4\u4f8b\u4e2d2,3\u2043LPDA\u7684\u6bd4\u4f8b\u8d8a\u5927\uff0c\u70ed\u7a33\u5b9a\u65f6\u95f4\u8d8a\u957f\u3002\u8fd9\u662f\u56e0\u4e3aRe3+\u548cCl-\u5177\u6709\u5f88\u5f3a\u7684\u914d\u4f4d\u6548\u5e94\uff0c\u66f4\u5bb9\u6613\u4e0e\u53d7\u70ed\u5206\u89e3\u7684Cl-\u914d\u4f4d\u3002\u5728\u6297\u53d8\u8272\u6027\u80fd\u65b9\u9762\uff0c\u590d\u914d\u70ed\u7a33\u5b9a\u5242\u7684\u521d\u59cb\u6297\u53d8\u8272\u6027\u80fd\u5927\u5927\u63d0\u9ad8\u3002\u8fd9\u662f\u56e0\u4e3a2,3\u2043 LPDA\u521d\u671f\u6291\u5236\u786c\u8102\u9178\u950c\u4ea7\u751f \"\u950c\u70e7 \"\u73b0\u8c61\u660e\u663e\uff0c\u4e14\u6709\u8f83\u5f3a\u7684\u534f\u540c\u6548\u5e94\uff0c\u590d\u914d\u540ePVC\u7684\u521d\u671f\u6297\u53d8\u8272\u6027\u80fd\u5f97\u5230\u4e86\u5f88\u5927\u7684\u63d0\u9ad8\u3002\u4f46\u4ece\u957f\u671f\u6297\u53d8\u8272\u6027\u80fd\u6765\u770b\uff0c2,3 \u2043 LPDA \u5355\u72ec\u4f7f\u7528\u7684\u6297\u53d8\u8272\u6027\u80fd\u4f18\u4e8e\u590d\u914d\u540e\u7684\u6297\u53d8\u8272\u6027\u80fd\uff0c\u4e14 2,3 \u2043 LPDA \u5728\u590d\u914d\u6bd4\u4f8b\u4e2d\u7684\u6bd4\u4f8b\u8d8a\u5c0f\uff0c\"\u70e7\u950c \"\u73b0\u8c61\u4f1a\u8d8a\u660e\u663e\uff0c\u957f\u671f\u6297\u53d8\u8272\u6027\u8d8a\u5dee\u3001\u70ed\u7a33\u5b9a\u65f6\u95f4\u8d8a\u77ed\uff0c\u8bf4\u660e\u590d\u914d\u6bd4\u4f8b\u4e2d\u786c\u8102\u9178\u950c\u7684\u6bd4\u4f8b\u8d8a\u5927\uff0c2,3 \u2043 LPDA \u4e0e\u786c\u8102\u9178\u950c\u7684\u6bd4\u4f8b\u8d8a\u5927\uff0c2,3 \u2043 LPDA \u4e0e\u786c\u8102\u9178\u950c\u7684\u6bd4\u4f8b\u8d8a\u5927\u3002\u70ed\u7a33\u5b9a\u65f6\u95f4\u8d8a\u77ed\uff0c\u8bf4\u660e\u590d\u914d\u6bd4\u4f8b\u4e2d\u786c\u8102\u9178\u950c\u7684\u6bd4\u4f8b\u8d8a\u5927\uff0cLPDA \u4e0e\u786c\u8102\u9178\u950c\u7684\u534f\u540c\u6548\u5e94\u8d8a\u5dee\u3002<\/p>\n<p>\u8868 3 \u786c\u8102\u9178\u950c\u590d\u914d\u4f53\u7cfb\u7684\u70ed\u7a33\u5b9a\u6027<\/p>\n<p><img decoding=\"async\" class=\"alignnone size-full wp-image-6666\" src=\"https:\/\/longchangchemical.com\/wp-content\/uploads\/2024\/02\/5-2.png\" alt=\"\" width=\"887\" height=\"282\" srcset=\"https:\/\/longchangchemical.com\/wp-content\/uploads\/2024\/02\/5-2.png 887w, https:\/\/longchangchemical.com\/wp-content\/uploads\/2024\/02\/5-2-768x244.png 768w, https:\/\/longchangchemical.com\/wp-content\/uploads\/2024\/02\/5-2-600x191.png 600w\" sizes=\"(max-width: 887px) 100vw, 887px\" \/><br \/>\n2.2.3 2,3\u2043LPDA \u4e0e\u5b63\u620a\u56db\u9187\u7684\u590d\u914d<br \/>\n\u5b63\u620a\u56db\u9187\u662f\u4e00\u79cd\u70ed\u7a33\u5b9a\u6027\u6781\u4f73\u7684\u8f85\u52a9\u70ed\u7a33\u5b9a\u5242\uff0c\u5176\u77ed\u671f\u548c\u957f\u671f\u6297\u53d8\u8272\u6027\u80fd\u826f\u597d\u30022,3\u2043LPDA\u4e0e\u5b63\u620a\u56db\u9187\u590d\u914d\u540e\u7684\u70ed\u7a33\u5b9a\u6027\u89c1\u88684\u3002\u4ece\u8868\u4e2d\u53ef\u4ee5\u770b\u51fa\uff0c\u4e24\u79cd\u70ed\u7a33\u5b9a\u5242\u590d\u914d\u540e\u7684\u70ed\u7a33\u5b9a\u65f6\u95f4\u572831-34 min\u4e4b\u95f4\uff0c\u800c\u5355\u72ec\u4f5c\u4e3a\u70ed\u7a33\u5b9a\u5242\u76842,3 \u2043LPDA\u7684\u70ed\u7a33\u5b9a\u65f6\u95f4\u4e3a30 min\u3001\u8bf4\u660e2,3 \u2043LPDA\u4e0e\u5b63\u620a\u56db\u9187\u7edc\u5408\u786c\u8102\u9178\u950c\u7684\u70ed\u7a33\u5b9a\u65f6\u95f4\u4e3a30 min\uff0c\u8bf4\u660e2,3\u2043LPDA\u4e0e\u786c\u8102\u9178\u950c\u7684\u534f\u540c\u4f5c\u7528\u8d8a\u6765\u8d8a\u91cd\u8981\u30023\u2043LPDA\u4e0e\u5b63\u620a\u56db\u9187\u590d\u914d\u70ed\u7a33\u5b9a\u6548\u679c\u4e0d\u660e\u663e\uff0c\u70ed\u7a33\u5b9a\u65f6\u95f4\u4ec5\u5ef6\u957f1-3 min\uff0c\u4f46\u4e5f\u6709\u4e00\u5b9a\u7684\u534f\u540c\u4f5c\u7528\u3002\u5728\u6297\u53d8\u8272\u6027\u80fd\u65b9\u9762\uff0c\u5b63\u620a\u56db\u9187\u7684\u6548\u679c\u975e\u5e38\u660e\u663e\uff0c\u4e24\u79cd\u590d\u5408\u6750\u6599\u7684\u521d\u671f\u6297\u53d8\u8272\u6027\u80fd\u4f18\u4e8e\u5355\u72ec\u4f7f\u7528 2,3\u2043LPDA\u4f5c\u4e3a\u70ed\u7a33\u5b9a\u5242\u3002\u4ece\u957f\u671f\u6297\u53d8\u8272\u6027\u80fd\u6765\u770b\uff0c\u5b63\u620a\u56db\u9187\u5728\u590d\u5408\u70ed\u7a33\u5b9a\u5242\u4e2d\u7684\u6bd4\u4f8b\u8d8a\u5927\uff0c\u957f\u671f\u6297\u53d8\u8272\u80fd\u529b\u8d8a\u597d\uff0c\u8bf4\u660e\u5b63\u620a\u56db\u9187\u4e0e2,3\u2043LPDA\u590d\u914d\u5177\u6709\u826f\u597d\u7684\u6297\u53d8\u8272\u6027\u80fd\uff0c\u5b63\u620a\u56db\u9187\u8fdb\u4e00\u6b65\u63d0\u9ad8\u4e862,3\u2043LPDA\u7684\u957f\u671f\u6297\u53d8\u8272\u6027\u80fd\u3002\u603b\u7684\u6765\u8bf4\uff0c\u5b63\u620a\u56db\u9187\u7684\u70ed\u7a33\u5b9a\u6548\u679c\u5e76\u4e0d\u660e\u663e\uff0c\u4f46\u6297\u53d8\u8272\u6027\u80fd\u5374\u975e\u5e38\u7a81\u51fa\u3002\u8fd9\u662f\u7531\u4e8e\u9187\u5728\u52a0\u70ed\u65f6\u80fd\u6539\u53d8 PVC \u7684\u8272\u6cfd\uff0c\u800c\u4e14\u968f\u7740\u6e29\u5ea6\u7684\u5347\u9ad8\uff0c\u9187\u4f1a\u53d1\u751f\u916f\u5316\u53cd\u5e94\uff0c\u4f7f\u9187\u66f4\u96be\u4ece PVC \u4e2d\u6790\u51fa\u3002\u540c\u65f6\uff0c\u5b63\u620a\u56db\u9187\u548c\u9567\u7684\u7edc\u5408\u53ef\u4ee5\u5f25\u8865\u805a\u6c2f\u4e59\u70ef\u964d\u89e3\u8fc7\u7a0b\u4e2d\u5206\u5b50\u94fe\u7684\u65ad\u94fe\uff0c\u4ece\u800c\u589e\u5f3a\u805a\u6c2f\u4e59\u70ef\u7684\u957f\u671f\u6297\u53d8\u8272\u80fd\u529b\u3002<\/p>\n<p>\u8868 4 \u5b63\u620a\u56db\u9187\u590d\u5408\u7269\u4f53\u7cfb\u7684\u70ed\u7a33\u5b9a\u6027<\/p>\n<p>2.2.4 2,3\u2043LPDA\u3001\u786c\u8102\u9178\u950c\u548c\u5b63\u620a\u56db\u9187\u7684\u590d\u914d<br \/>\n\u5b63\u620a\u56db\u9187\u53ef\u4ee5\u5ef6\u7f13\u786c\u8102\u9178\u950c\u5f15\u8d77\u7684 \"\u950c\u70e7 \"\u73b0\u8c61\u3002\u4e3a\u4e86\u4f7f\u70ed\u7a33\u5b9a\u5242\u5177\u6709\u66f4\u4f18\u5f02\u7684\u6297\u53d8\u8272\u80fd\u529b\u548c\u70ed\u7a33\u5b9a\u65f6\u95f4\uff0c\u5c062,3\u2043LPDA\u3001\u786c\u8102\u9178\u950c\u548c\u5b63\u620a\u56db\u9187\u8fdb\u884c\u590d\u914d\uff0c\u5176\u70ed\u7a33\u5b9a\u6027\u5982\u88685\u6240\u793a\u3002\u7531\u88685\u53ef\u77e5\uff0c\u5f532,3\u2043LPDA:\u786c\u8102\u9178\u950c:\u5b63\u620a\u56db\u9187\u7684\u6bd4\u4f8b\u4e3a2:1:2\u65f6\uff0c\u70ed\u7a33\u5b9a\u65f6\u95f4\u4e3a44 min\uff0c\u9ad8\u4e8e\u5176\u4ed6\u4e24\u7ec4\u590d\u914d\u6bd4\u4f8b\uff0c\u5145\u5206\u8bc1\u660e\u4e862,3\u2043LPDA\u4e0e\u5b63\u620a\u56db\u9187\u540c\u6bd4\u4f8b\u590d\u914d\u65f6\u5177\u6709\u8f83\u5f3a\u7684\u534f\u540c\u6548\u5e94\u3002\u4ece\u6297\u53d8\u8272\u6027\u80fd\u6765\u770b\uff0c\u7531\u4e8e\u5b63\u620a\u56db\u9187\u7684\u52a0\u5165\uff0c\u590d\u914d\u4f53\u7cfb\u7684\u6297\u53d8\u8272\u6027\u5f97\u5230\u4e86\u5f88\u5927\u7684\u63d0\u9ad8\uff0c\u800c\u4e14\u5b63\u620a\u56db\u9187\u8fd8\u51cf\u7f13\u4e86\u786c\u8102\u9178\u950c \"\u950c\u70e7 \"\u73b0\u8c61\u7684\u53d1\u751f\uff0c\u4e09\u6b21\u590d\u914d\u540e\u4f53\u7cfb\u7684\u957f\u671f\u6297\u53d8\u8272\u6027\u5f97\u5230\u4e86\u660e\u663e\u7684\u6539\u5584\u3002\u5bf9\u6bd4\u8868 2\u3001\u8868 3 \u548c\u8868 5 \u53ef\u4ee5\u770b\u51fa\uff0c\u4e09\u5143\u590d\u914d\u4f53\u7cfb\u7684\u6297\u53d8\u8272\u6027\u80fd\u6bd4\u4e8c\u5143\u590d\u914d\u6709\u4e86\u5f88\u5927\u7684\u63d0\u9ad8\u3002\u8fd9\u662f\u56e0\u4e3a\u591a\u5143\u9187\u7684\u8f85\u52a9\u70ed\u7a33\u5b9a\u5242\u5728\u4e00\u5b9a\u7a0b\u5ea6\u4e0a\u53ef\u4ee5\u9632\u6b62\u786c\u8102\u9178\u950c \"\u70e7\u950c \"\u73b0\u8c61\u7684\u53d1\u751f\uff0c\u5b63\u620a\u56db\u9187\u4e0e\u786c\u8102\u9178\u950c\u53cd\u5e94\u751f\u6210\u7684\u7edc\u5408\u7269\u53ef\u4ee5\u6709\u6548\u524a\u5f31\u6c2f\u5316\u950c\u5bf9\u805a\u6c2f\u4e59\u70ef\u964d\u89e3\u7684\u50ac\u5316\u4f5c\u7528\u3002<\/p>\n<p>\u8868 5 \u4e09\u5143\u590d\u914d\u4f53\u7cfb\u7684\u70ed\u7a33\u5b9a\u6027<\/p>\n<p>2.3 \u5851\u5316\u6027\u80fd\u5206\u6790<br \/>\n\u672c\u7814\u7a76\u5bf9\u4e0d\u540c\u7684\u70ed\u7a33\u5b9a\u5242\u8fdb\u884c\u4e86\u5851\u5316\u5b9e\u9a8c\uff0c\u7814\u7a76\u70ed\u7a33\u5b9a\u5242\u5bf9 PVC \u52a8\u6001\u70ed\u7a33\u5b9a\u6027\u7684\u5f71\u54cd\uff0c\u7ed3\u679c\u5982\u8868 6 \u6240\u793a\u3002\u4ece\u8868\u4e2d\u53ef\u4ee5\u770b\u51fa\uff0c\u542b\u6709\u786c\u8102\u9178\u950c\u4e0e 2,3\u2043LPDA \u590d\u5408\u7684\u70ed\u7a33\u5b9a\u5242\u6837\u54c1\u7684\u5851\u5316\u65f6\u95f4\u6700\u957f\u3002\u8fd9\u662f\u56e0\u4e3a\u786c\u8102\u9178\u950c\u5355\u72ec\u5851\u5316\u65f6\uff0c\u5851\u5316\u6027\u80fd\u5f88\u5dee\uff0c\u5728\u52a0\u6599\u7ed3\u675f\u540e\uff0c\u4f1a\u7acb\u5373\u51fa\u73b0 \"\u70e7\u950c \"\u73b0\u8c61\uff0c\u8be5\u73b0\u8c61\u4f1a\u4fc3\u8fdbPVC\u7684\u964d\u89e3\uff0c\u65e0\u6cd5\u5b9e\u73b0\u5851\u5316\uff1b\u800c\u4e0e2,3\u2043LPDA\u590d\u914d\u540e\uff0c2,3\u2043LPDA\u8d77\u5230\u4e86\u51cf\u7f13 \"\u70e7\u950c \"\u73b0\u8c61\u7684\u6548\u679c\u3002\"\u950c\u70e7 \"\u73b0\u8c61\u3002\u5851\u5316\u9ad8\u5cf0\u8fc7\u540e\uff0c\u786c\u8102\u9178\u950c\u5f00\u59cb\u4fc3\u8fdb PVC \u7684\u964d\u89e3\uff0c\u5bfc\u81f4 PVC \u7c89\u52a0\u901f\u5206\u89e3\u3002\u867d\u7136\u542b\u4e09\u5143\u70ed\u7a33\u5b9a\u5242\u7684\u6837\u54c1\u5851\u5316\u65f6\u95f4\u7565\u957f\u4e8e\u542b2,3 \u2043LPDA\u7684\u6837\u54c1\uff0c\u4f46\u5176\u5851\u5316\u529b\u77e9\u548c\u5e73\u8861\u529b\u77e9\u5747\u8f83\u4f4e\uff0c\u8bf4\u660e\u5176\u5728\u52a0\u5de5\u8fc7\u7a0b\u4e2d\u53ef\u51cf\u5c11PVC\u4e0e\u52a0\u5de5\u673a\u68b0\u7684\u7c98\u9644\uff0c\u4ece\u800c\u964d\u4f4e\u80fd\u91cf\u635f\u5931\u548c\u7535\u80fd\u6d88\u8017\u3002<\/p>\n<p>\u8868 6 \u4e0d\u540c\u6837\u54c1\u7684\u5851\u5316\u6027\u80fd<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>2.4 \u62c9\u4f38\u6027\u80fd\u5206\u6790<br \/>\n\u6839\u636e\u9759\u6001\u70ed\u7a33\u5b9a\u5b9e\u9a8c\u7684\u7ed3\u679c\uff0c\u9009\u62e9\u6bcf\u7ec4\u5b9e\u9a8c\u4e2d\u70ed\u7a33\u5b9a\u6027\u80fd\u6700\u597d\u7684\u7a00\u571f\u70ed\u7a33\u5b9a\u5242\u8fdb\u884c\u62c9\u4f38\u6027\u80fd\u6d4b\u8bd5\uff0c\u7814\u7a76\u4e0d\u540c\u70ed\u7a33\u5b9a\u5242\u5bf9 PVC \u62c9\u4f38\u6027\u80fd\u7684\u5f71\u54cd\uff0c\u7ed3\u679c\u5982\u8868 7 \u6240\u793a\u3002\u7ed3\u679c\u5982\u8868 7 \u6240\u793a\u3002\u4ece\u8868\u4e2d\u53ef\u4ee5\u770b\u51fa\uff0c\u5728 PVC \u4e2d\u6dfb\u52a0 2,3\u2043LPDA \u540e\uff0cPVC \u7684\u62c9\u4f38\u6027\u80fd\u5f97\u5230\u4e86\u660e\u663e\u7684\u6539\u5584\uff1b\u542b\u67092,3\u2043LPDA\u548c\u786c\u8102\u9178\u950c\u7684\u70ed\u7a33\u5b9a\u5242\u6837\u54c1\u4e0e\u542b\u67092,3\u2043LPDA\u7684\u6837\u54c1\u62c9\u4f38\u6027\u80fd\u5dee\u5f02\u8f83\u5927\uff0c\u8fd9\u53ef\u80fd\u662f\u7531\u4e8e\u90e8\u5206\u786c\u8102\u9178\u950c\u5728\u4e0ePVC\u7247\u6750\u5171\u6df7\u65f6\u51fa\u73b0\u4e86 \"\u70e7\u950c \"\u73b0\u8c61\uff0c\u4fc3\u8fdb\u4e86PVC\u7684\u964d\u89e3\u3002\u8fd9\u53ef\u80fd\u662f\u7531\u4e8e\u90e8\u5206\u786c\u8102\u9178\u950c\u5728\u63ba\u5165 PVC \u7247\u6750\u65f6\u51fa\u73b0\u4e86 \"\u70e7\u950c \"\u73b0\u8c61\uff0c\u4fc3\u8fdb\u4e86 PVC \u7684\u964d\u89e3\uff0c\u964d\u4f4e\u4e86 PVC \u7247\u6750\u7684\u62c9\u4f38\u5f3a\u5ea6\uff0c\u5bfc\u81f4 PVC \u7247\u6750\u7684\u673a\u68b0\u6027\u80fd\u8f83\u5dee\u3002\u8868 7 \u4e2d\u6700\u540e\u4e00\u9879\u6570\u636e\u663e\u793a\uff0c2,3\u2043LPDA\u3001\u786c\u8102\u9178\u950c\u548c\u5b63\u620a\u56db\u9187\u5bf9 PVC \u62c9\u4f38\u5f3a\u5ea6\u7684\u589e\u5f3a\u6548\u679c\u6700\u597d\u3002\u8fd9\u53ef\u80fd\u662f\u7531\u4e8e\u7a00\u571f\u5143\u7d20\u5177\u6709\u8bb8\u591a\u7a7a\u8f68\u9053\uff0c\u53ef\u63a5\u53d7\u914d\u4f53\u7684\u5b64\u7535\u5b50\uff0c\u800c\u7a00\u571f\u91d1\u5c5e\u79bb\u5b50\u5177\u6709\u8f83\u5927\u7684\u79bb\u5b50\u534a\u5f84\uff0c\u4f7f\u5176\u4e0ePVC\u914d\u65b9\u4e2d\u7684\u6709\u673a\u7269\u548c\u65e0\u673a\u7269\u5f62\u6210\u591a\u79cd\u914d\u4f53\u6216\u87af\u5408\u7269\uff0c\u589e\u5927\u4e86\u5206\u5b50\u95f4\u4f5c\u7528\u529b\uff0c\u5bf9PVC\u8d77\u5230\u4e86\u589e\u5851\u4f5c\u7528\uff0c\u63d0\u9ad8\u4e86PVC\u6750\u6599\u7684\u62c9\u4f38\u5f3a\u5ea6\u3002<\/p>\n<p>\u8868 7 \u4e0d\u540c\u6837\u54c1\u7684\u673a\u68b0\u6027\u80fd<\/p>\n<p>2.5 \u70ed\u7a33\u5b9a\u673a\u5236<br \/>\n2,3\u2043LPDA \u5728 HCl \u5904\u7406\u524d\u540e\u7684\u5085\u7acb\u53f6\u53d8\u6362\u7ea2\u5916\u5149\u8c31\u5982\u56fe 3 \u6240\u793a\u3002\u4ece\u56fe\u4e2d\u53ef\u4ee5\u770b\u51fa\uff0c\u76d0\u9178\u5904\u7406\u540e\u76842,3\u2043LPDA\u7684\u5085\u7acb\u53f6\u53d8\u6362\u7ea2\u5916\u5149\u8c31\u4e0e\u672a\u5904\u7406\u524d\u76f8\u6bd4\uff0cC=N\u952e\u7684\u6ce2\u6570\u7531\u4f4e\u6ce2\u6570\u5411\u9ad8\u6ce2\u6570\u79fb\u52a8\uff0c\u5904\u7406\u540eC=N\u952e\u7684\u6ce2\u6570\u4e3a1,572 cm-1\u3002\u6b64\u5916\uff0c\u76d0\u9178\u5904\u7406\u540e\uff0cNO3- \u7684\u4f38\u7f29\u632f\u52a8\u5cf0\u4ece\u66f2\u7ebf\u4e0a\u6d88\u5931\u4e86\uff0c\u8fd9\u662f\u56e0\u4e3a H+ \u4e0e NO3- \u7ed3\u5408\u751f\u6210\u4e86 HNO3\u3002\u7136\u800c\uff0c\u7531\u4e8eHCl\u5904\u74062,3\u2043LPDA\u65f6H+\u4e0eNO3-\u7ed3\u5408\u5f62\u6210HNO3\uff0c\u56e0\u6b64\u65e0\u6cd5\u786e\u5b9a2,3\u2043LPDA\u7684\u70ed\u7a33\u5b9a\u673a\u7406\u3002HCl\u5904\u74062,3\u2043LPDA\uff0cHCl\u6eb6\u6db2\u653e\u70ed\uff0c\u800cHNO3\u5728\u9ad8\u6e29\u6761\u4ef6\u4e0b\u6613\u5206\u89e3\u4e3aH2O\u3001NO2\u548cO2\uff0c\u4e0d\u5f71\u54cd2,3\u2043LPDA\u7684\u70ed\u7a33\u5b9a\u6027\u80fd\u3002\u5728\u672a\u5904\u7406\u76842,3\u2043LPDA\u7684\u5085\u7acb\u53f6\u53d8\u6362\u7ea2\u5916\u5149\u8c31\u4e2d\uff0cO-La\u952e\u7684\u4f38\u7f29\u632f\u52a8\u5cf0\u4f4d\u4e8e652 cm-1\u5904\u3002\u5904\u7406\u540e\uff0c\u5085\u7acb\u53f6\u53d8\u6362\u7ea2\u5916\u5149\u8c31\u4e2d\u591a\u4e86\u4e24\u4e2aO-H\u952e\u7684\u7279\u5f81\u5cf0\uff0c\u5206\u522b\u662f\u4f4d\u4e8e1 445 cm-1\u7684O-H\u952e\u4f38\u7f29\u632f\u52a8\u5cf0\u548c\u4f4d\u4e8e1 097 cm-1\u7684O-H\u952e\u5e73\u9762\u5916\u4f38\u7f29\u632f\u52a8\u5cf0\uff0c\u5e76\u4e14\u5149\u8c31\u4e2d\u91cd\u65b0\u51fa\u73b0\u4e86- COOH\u952e\u7684\u7279\u5f81\u5cf0\u3002\u7531\u6b64\u53ef\u4ee5\u63a8\u65ad\uff0c\u5904\u7406\u540eO-La\u952e\u65ad\u88c2\uff0cO-H\u952e\u91cd\u7ec4\uff0cO-La\u952e\u65ad\u88c2\u540e\uff0cLa\u79bb\u5b50\u4e0eCl\u79bb\u5b50\u7ed3\u5408\u5f62\u6210La-Cl\u952e\uff0c\u4ece\u5904\u7406\u540e\u76842,3 \u2043LPDA\u7684\u5085\u7acb\u53f6\u53d8\u6362\u7ea2\u5916\u5149\u8c31\u4e2d\u53d1\u73b0\uff0c2,3 \u2043LPDA\u7684\u5085\u7acb\u53f6\u53d8\u6362\u7ea2\u5916\u5149\u8c31\u57281,261 cm-1\u5904\u591a\u4e86\u4e00\u4e2a\u5cf0\u3002\u4ece\u5904\u7406\u540e\u76842,3\u2043LPDA\u7684\u5085\u7acb\u53f6\u53d8\u6362\u7ea2\u5916\u5149\u8c31\u6765\u770b\uff0c\u51fa\u73b0\u4e861,261 cm-1\u7684\u5cf0\u503c\uff0c\u8fd9\u662fLa \u2043Cl \u952e\u7684\u4f38\u7f29\u632f\u52a8\u5cf0\u3002\u53ef\u89c1\uff0c2,3\u2043LPDA \u4e0e HCl \u53cd\u5e94\u751f\u6210\u4e86 LaCl3\uff0c\u7531\u6b64\u53ef\u77e5\uff0c2,3\u2043LPDA \u7684\u7a33\u5b9a\u673a\u7406\u662f 2,3\u2043LPDA \u80fd\u591f\u6709\u6548\u5438\u6536 PVC \u70ed\u964d\u89e3\u8fc7\u7a0b\u4e2d\u91ca\u653e\u7684 HCl \u6c14\u4f53\u5e76\u751f\u6210 LaCl3\uff0c\u4ece\u800c\u5728\u4e00\u5b9a\u7a0b\u5ea6\u4e0a\u5ef6\u7f13\u4e86 PVC \u70ed\u964d\u89e3\u7684\u50ac\u5316\u4f5c\u7528\u3002<\/p>\n<p><!-- lc-commercial-start --><\/p>\n<h2>A practical selection route for photoinitiator-related projects<\/h2>\n<p>When technical buyers or formulators screen photoinitiators, the most useful decision frame is usually cure quality plus application fit: which package cures reliably, keeps appearance acceptable, and still works under the lamp, film thickness, and substrate conditions of the actual process.<\/p>\n<ul>\n<li><strong>Match the package to the lamp first:<\/strong> mercury lamps, UV LEDs, and visible-light systems can rank the same photoinitiators very differently.<\/li>\n<li><strong>Check depth cure and surface cure separately:<\/strong> a film that feels dry on top can still be weak underneath.<\/li>\n<li><strong>Balance yellowing with reactivity:<\/strong> the strongest deep-cure route is not always the best commercial choice if color or migration risk becomes unacceptable.<\/li>\n<li><strong>Use the final formula as the benchmark:<\/strong> pigment load, monomer package, and film thickness can all change the apparent ranking of the same initiator.<\/li>\n<\/ul>\n<h3>Recommended product references<\/h3>\n<ul>\n<li><strong><a href=\"https:\/\/longchangchemical.com\/zh\/product\/photoinitiator-tpo-l-cas-84434-11-7\/\">CHLUMINIT TPO-L<\/a>:<\/strong> A strong low-yellowing reference for LED-oriented UV systems.<\/li>\n<li><strong><a href=\"https:\/\/longchangchemical.com\/zh\/product\/photoinitiator-819-irgacure-819-cas-162881-26-7\/\">CHLUMINIT 819<\/a>:<\/strong> Useful when a formulation needs stronger absorption and deeper cure support.<\/li>\n<li><strong><a href=\"https:\/\/longchangchemical.com\/zh\/product\/photoinitiator-184-cas-947-19-3\/\">CHLUMINIT 184<\/a>:<\/strong> A classic free-radical benchmark for fast surface cure in many UV systems.<\/li>\n<li><strong><a href=\"https:\/\/longchangchemical.com\/zh\/product\/photoinitiator-cat-261-cas-32760-80-8\/\">CHLUMINIT 261<\/a>:<\/strong> A direct cationic-photoinitiator reference when cationic curing routes are being screened.<\/li>\n<\/ul>\n<h3>FAQ for buyers and formulators<\/h3>\n<p><strong>Why are blended photoinitiator packages so common?<\/strong><br \/>Because one product may control yellowing or lamp fit well while another improves cure depth or line-speed performance, so the full package is often stronger than any single grade.<\/p>\n<p><strong>Should incomplete cure always be solved by adding more initiator?<\/strong><br \/>Not automatically. The real limitation may be the lamp, film thickness, pigment shading, or the rest of the reactive system rather than simple under-dosage.<\/p>\n<p><!-- lc-commercial-end --><\/p>","protected":false},"excerpt":{"rendered":"<p>PVC is one of the most widely used polymers in the market today, and it plays an important role in the fields of construction materials and electronic packaging. 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