{"id":87237,"date":"2017-06-30T06:30:17","date_gmt":"2017-06-29T22:30:17","guid":{"rendered":"\/\/m.iemloyee.com\/?p=87237"},"modified":"2017-06-27T09:06:52","modified_gmt":"2017-06-27T01:06:52","slug":"%e5%9b%9b%e5%b7%9d%e5%a4%a7%e5%ad%a6macromolecules-%e5%9c%a8%e7%ad%89%e8%a7%84%e8%81%9a%e4%b8%99%e7%83%af%e5%92%8c%ce%b2%e6%88%90%e6%a0%b8%e5%89%82%e7%9a%84%e6%b7%b7%e5%90%88%e7%89%a9%e4%b8%ad","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=87237","title":{"rendered":"\u56db\u5ddd\u5927\u5b66Macromolecules: \u5728\u7b49\u89c4\u805a\u4e19\u70ef\u548c\u03b2\u6210\u6838\u5242\u7684\u6df7\u5408\u7269\u4e2d\uff0c\u901a\u8fc7\u63a7\u5236\u538b\u529b\u548c\u6d41\u91cf\u5236\u5907\u03b2\u6676\u4f53"},"content":{"rendered":"
\u3010\u5f15\u8a00\u3011<\/strong><\/p>\n \u5728\u7b49\u89c4\u805a\u4e19\u70ef\uff08iPP\uff09\u4e2d\u5236\u5907\u7684\u03b2\u6676\u4f53\u5177\u6709\u4f18\u826f\u7684\u97e7\u6027\uff0c\u76ee\u524d\uff0c\u5236\u5907\u9ad8\u6d53\u5ea6\u03b2\u6676\u4f53\u6700\u9ad8\u6548\u4fbf\u6377\u7684\u65b9\u6cd5\u662f\u5728\u5236\u5907\u4f53\u7cfb\u4e2d\u52a0\u5165\u03b2\u6210\u6838\u5242\uff08\u03b2-NA\uff09\u3002\u4f46\u662f\uff0c\u5b9e\u9645\u60c5\u51b5\u662f\uff0c\u5728iPP\u548c\u03b2-NA\u7684\u6df7\u5408\u7269\u4e2d\u5236\u5907\u03b2\u6676\u4f53\u7684\u6761\u4ef6\uff08\u4f8b\u5982\u538b\u529b\u548c\u6d41\u91cf\uff09\u5c1a\u4e0d\u6e05\u695a\uff0c\u56e0\u4e3a\u538b\u529b\u548c\u6d41\u91cf\u5bf9\u03b2\u6676\u4f53\u7684\u5f62\u6210\u5177\u6709\u975e\u5e38\u590d\u6742\u7684\u5f71\u54cd\u3002<\/p>\n \u3010\u6210\u679c\u7b80\u4ecb\u3011<\/strong><\/p>\n \u8fd1\u65e5\uff0c\u56db\u5ddd\u5927\u5b66\u674e\u5fe0\u660e\u6559\u6388<\/strong>\u548c\u96f7\u519b\u6559\u6388\uff08\u5171\u540c\u901a\u8baf\u4f5c\u8005\uff09<\/strong>\u7b49\u4eba\uff0c\u5229\u7528\u4e00\u79cd\u538b\u529b\u548c\u526a\u5207\u88c5\u7f6e\uff08PSD\uff09\uff0c\u7814\u7a76\u4e86\u538b\u529b\u548c\u6d41\u91cf\u5bf9\u03b2\u6676\u4f53\u5728iPP\u548c\u03b2-NA\u6df7\u5408\u7269\u4e2d\u5f62\u6210\u7684\u5f71\u54cd\u3002\u7814\u7a76\u53d1\u73b0\uff0c\u5f53\u6d41\u573a\u5b58\u5728\u65f6\uff0c\u538b\u529b\u5bf9\u03b2\u6676\u4f53\u5728iPP\u548c\u03b2-NA\u6df7\u5408\u7269\u4e2d\u7684\u5f62\u6210\u5177\u6709\u591a\u65b9\u9762\u7684\u5f71\u54cd\u3002\u4f4e\u538b\u529b\uff085MPa\uff09\u65f6\uff0c\u526a\u5207\u7387\u4e3a0.0-24.0 s-1<\/sup>\u7684\u6761\u4ef6\u4e0b\uff0c\u03b2\u6676\u4f53\u80fd\u5927\u91cf\u751f\u6210\uff1b\u968f\u7740\u538b\u529b\uff0850-100 MPa\uff09\u7684\u589e\u52a0\uff0c\u4f4e\u526a\u5207\u7387\uff083.2 s-1<\/sup>\uff09\u4f1a\u4e25\u91cd\u6291\u5236\u03b2\u6676\u4f53\u7684\u751f\u6210\uff1b\u5c06\u538b\u529b\u589e\u52a0\u5230150 MPa\u65f6\uff0c\u03b2\u6676\u4f53\u4e0d\u4f1a\u751f\u6210\u3002\u540c\u65f6\uff0c\u4ed6\u4eec\u8fd8\u603b\u7ed3\u4e86\u538b\u529b\u548c\u6d41\u91cf\u5bf9\u03b2\u6676\u4f53\u5728iPP\u548c\u03b2-NA\u6df7\u5408\u7269\u4e2d\u7684\u5f62\u6210\u7684\u5f71\u54cd\uff0c\u5e76\u4e14\u7ed3\u5408\u7ecf\u5178\u6210\u6838\u7406\u8bba\u548c\u4e0d\u540c\u6676\u76f8\u7684\u751f\u957f\u7406\u8bba\uff0c\u9610\u660e\u4e86\u03b2\u6676\u4f53\u7684\u751f\u6210\u673a\u7406\u3002\u76f8\u5173\u6210\u679c\u4ee5\u201cWindow of Pressure and Flow To Produce \u03b2\u2011Crystals in Isotactic Polypropylene Mixed with \u03b2\u2011Nucleating Agent<\/strong>\u201d\u4e3a\u9898\uff0c\u53d1\u8868\u57286\u67089\u65e5\u7684Macromolecules<\/strong>\u671f\u520a\u4e0a\u3002<\/p>\n \u3010\u56fe\u6587\u5bfc\u8bfb\u3011<\/strong><\/p>\n \u56fe1 \u6e29\u5ea6\u3001\u538b\u529b\u548c\u526a\u5207\u6d41\u91cf\u968f\u65f6\u95f4\u7684\u53d8\u5316\u793a\u610f\u56fe<\/strong><\/p>\n (a) Tc\u8868\u793a\u538b\u529b\u4e3aP\u65f6iPP\u7684\u7ed3\u6676\u6e29\u5ea6\uff1b<\/p>\n (b) iPP\u548c\u03b2-NA\u6df7\u5408\u7269\u5148\u52a0\u70ed\u81f3210\u2103\u6301\u7eed15min\uff0c\u7136\u540e\u964d\u6e29\u81f3\u76f8\u5e94\u7684\u7ed3\u6676\u6e29\u5ea6Tc\uff08\u5206\u522b\u4e3a134\u2103\u3001149\u2103\u3001164\u2103\u3001179\u2103\uff09\uff1b<\/p>\n (c) \u63a5\u7740\u5bf9\u6bcf\u4e00\u4efd\u6837\u54c1\u4ece\u4f4e\u5f80\u9ad8\u65bd\u52a0\u4e0e\u7ed3\u6676\u6e29\u5ea6\u76f8\u5bf9\u5e94\u7684\u538b\u529bP\uff08\u5206\u522b\u4e3a5MPa\u300150MPa\u3001100MPa\u3001150MPa\uff09\u548c\u526a\u5207\u6d41\u91cf\uff0c\u526a\u5207\u6d41\u91cf\u56fa\u5b9a\u6301\u7eed\u95f4\u9694\u4e3a10s\uff1b<\/p>\n (d) \u5728\u7ed3\u6676\u6e29\u5ea6Tc\u4e0b\u6301\u7eed30min\uff08\u6b64\u65f6\u95f4\u786e\u4fddiPP\u548c\u03b2-NA\u6df7\u5408\u7269\u5b8c\u5168\u7ed3\u6676\uff0c\u4ece\u800c\u5728\u51b7\u5374\u9636\u6bb5\u4e0d\u53d1\u751f\u7ed3\u6676\uff09\uff0c\u7136\u540e\u51b7\u5374\u81f3\u5ba4\u6e29\uff08\u5728210\u2103\u81f3100\u2103\u7684\u6e29\u5ea6\u8303\u56f4\uff0c\u51b7\u5374\u901f\u738720\u2103\/min\uff0c100\u2103\u81f325\u2103\u7684\u6e29\u5ea6\u8303\u56f4\uff0c\u51b7\u5374\u901f\u738710\u2103\/min\uff09\u3002<\/p>\n \u56fe2 \u4e0d\u540c\u526a\u5207\u7387\u548c\u538b\u529b\u7684\u6761\u4ef6\u4e0b\uff0ciPP\u548c\u03b2-NA\u6df7\u5408\u7269\u4e2d\u6676\u4f53\u76842D-WAXD\u56fe<\/strong><\/p>\n (a) \u526a\u5207\u6d41\u91cf\u5728\u5782\u76f4\u65b9\u5411\uff0c\u526a\u5207\u7387\u8303\u56f4\u4e3a0.0-24.0 s-1<\/sup>\uff0c\u538b\u529b\u5206\u522b\u4e3a5MPa\u300150MPa\u3001100MPa\u3001150MPa\uff1b<\/p>\n (b) \u03b2\uff08110\uff09\u6676\u4f53\u884d\u5c04\u73af\u968f\u526a\u5207\u7387\u7684\u53d8\u5316\u4e0e\u968f\u538b\u529b\u7684\u53d8\u5316\u60c5\u51b5\u660e\u663e\u4e0d\u540c\uff0c\u4f4e\u538b5MPa\u65f6\uff0c\u5728\u6574\u4e2a\u526a\u5207\u7387\u8303\u56f4\uff0c\u90fd\u6709\u03b2\uff08110\uff09\u6676\u4f53\u884d\u5c04\u73af\u7684\u5b58\u5728\uff1b\u5f53\u538b\u529b\u572850MPa\u81f3150MP\u8303\u56f4\u5185\u9010\u6e10\u589e\u5927\u65f6\uff0c\u968f\u526a\u5207\u7387\u7684\u589e\u5927\u03b2\uff08110\uff09\u6676\u4f53\u884d\u5c04\u73af\u9010\u6e10\u6d88\u5931\uff0c\u5728\u4f4e\u526a\u5207\u7387\uff088 s-1<\/sup>\uff09\u7684\u6761\u4ef6\u4e0b\u5b8c\u5168\u6d88\u5931\uff1b\u5728150MP\u7684\u6761\u4ef6\u4e0b\uff0c\u03b2\uff08110\uff09\u6676\u4f53\u884d\u5c04\u73af\u5b8c\u5168\u4e0d\u5b58\u5728\u3002<\/p>\n \u56fe3 1D-WAXD\u4e0eiPP\u548c\u03b2-NA\u6df7\u5408\u7269\u7684\u6563\u5c04\u5411\u91cf\uff08q\uff09\u5173\u7cfb\u56fe<\/strong><\/p>\n (a) \u4f4e\u538b5MPa\u7684\u6761\u4ef6\u4e0b\uff0c\u968f\u7740\u526a\u5207\u7387\u589e\u5927\uff0c\u03b2\uff08110\uff09\u6676\u4f53\u884d\u5c04\u5cf0\u7a0d\u5fae\u589e\u5927\uff1b<\/p>\n (b) \u538b\u529b\u4e3a50 MPa\u7684\u6761\u4ef6\u4e0b\uff0c\u4f4e\u526a\u5207\u7387\uff083.2 s-1<\/sup>\uff09\u4f1a\u4f7f\u03b2\uff08110\uff09\u6676\u4f53\u884d\u5c04\u5cf0\u6025\u5267\u4e0b\u964d\uff0c\u03b2\uff08110\uff09\u6676\u4f53\u7ed3\u6676\u5ea6\u4e5f\u4ece0.52\uff08\u526a\u5207\u7387\u4e3a0.0 s-1<\/sup>\uff09\u6025\u5267\u964d\u4f4e\u81f30.05\uff1b<\/p>\n (c) \u538b\u529b\u4e3a100 MPa\u7684\u6761\u4ef6\u4e0b\uff0c\u968f\u7740\u526a\u5207\u7387\u589e\u5927\uff0c\u03b2\uff08110\uff09\u6676\u4f53\u884d\u5c04\u5cf0\u6025\u5267\u964d\u4f4e\uff1b<\/p>\n (d) \u538b\u529b\u4e3a150 MPa\u7684\u6761\u4ef6\u4e0b\uff0c\u6ca1\u6709\u03b2\u6676\u4f53\u884d\u5c04\u5cf0\u3002<\/p>\n \u56fe4 \u4e0d\u540c\u526a\u5207\u7387\u548c\u538b\u529b\u4e0b\uff0ciPP\u548c\u03b2-NA\u6df7\u5408\u7269\u7684\u7ed3\u6676\u5ea6\u793a\u610f\u56fe<\/strong><\/p>\n \u56fe\u4e2d\u989c\u8272\u7531\u84dd\u8272\u5411\u7ea2\u8272\u53d8\u5316\uff0c\u8868\u660e\u7ed3\u6676\u5ea6\u589e\u52a0\u3002<\/p>\n \u56fe5 \u4e0d\u540c\u526a\u5207\u7387\u548c\u538b\u529b\u4e0b\uff0ciPP\u548c\u03b2-NA\u6df7\u5408\u7269\u7684DSC\u70ed\u66f2\u7ebf\u56fe<\/strong><\/p>\n (a) \u538b\u529b\u4e3a5MPa\u65f6\uff0ciPP\u548c\u03b2-NA\u6df7\u5408\u7269\u6709\u4e24\u4e2a\u5438\u70ed\u5cf0\uff0c\u7b2c\u4e00\u4e2a\u4e3a\u03b2\u6676\u4f53\u5438\u70ed\u5cf0\uff0c\u6e29\u5ea6\u4e3a155.7\u2103\uff0c\u7b2c\u4e8c\u4e2a\u4e3a\u03b1\u6676\u4f53\u5438\u70ed\u5cf0\uff0c\u6e29\u5ea6\u4e3a165.3\u2103\uff1b<\/p>\n (b) \u538b\u529b\u4e3a50MPa\u65f6\uff0ciPP\u548c\u03b2-NA\u6df7\u5408\u7269\u6709\u4e09\u4e2a\u5438\u70ed\u5cf0\uff0c\u5176\u4e2d\u4e00\u4e2a\u4e3a\u03b3\u6676\u4f53\u5438\u70ed\u5cf0\uff0c\u6e29\u5ea6\u4e3a157.6\u2103\uff08\u6bd4\u03b2\u6676\u4f53\u5438\u70ed\u5cf0\u6e29\u5ea6\u7a0d\u9ad8\uff0c\u4f46\u662f\u6bd4\u03b1\u6676\u4f53\u5438\u70ed\u5cf0\u7a0d\u4f4e\uff09\uff1b<\/p>\n (c) \u538b\u529b\u4e3a100MPa\u65f6\uff0ciPP\u548c\u03b2-NA\u6df7\u5408\u7269\u6709\u4e09\u4e2a\u5438\u70ed\u5cf0\uff0c\u5206\u522b\u662f150.7\u2103\u3001 161.2\u2103\u3001\u548c170.2 \u2103\uff1b<\/p>\n (d) \u538b\u529b\u4e3a150MPa\u65f6\uff0ciPP\u548c\u03b2-NA\u6df7\u5408\u7269\u6709\u4e24\u4e2a\u5438\u70ed\u5cf0\uff0c\u5206\u522b\u662f163.3\u2103\u548c170.5\u2103\u3002<\/p>\n \n \u56fe6 \u81ea\u7531\u80fd\u0394Gi\u4e0e\u538b\u529b\u7684\u5173\u7cfb\u56fe<\/strong><\/p>\n \u968f\u7740\u538b\u529b\u7684\u589e\u52a0\uff0c\u03b1\u3001\u03b2\u3001\u03b3 \u4e09\u79cd\u6676\u4f53\u5728\u5f62\u6210\u8fc7\u7a0b\u4e2d\u8ba1\u7b97\u5f97\u5230\u7684\u6210\u6838\u81ea\u7531\u80fd\u4e5f\u9010\u6e10\u589e\u52a0\u3002<\/p>\n \u56fe7 \u538b\u529b\u4e3a5MPa\u7684\u6761\u4ef6\u4e0b\uff0c\u03b2\u6676\u578b\u7684K\u03b2\u548cfH\u4e0e\u526a\u5207\u7387\u7684\u5173\u7cfb\u56fe<\/strong><\/p>\n (a) K\u03b2<\/sub>\u4e3a\u76f8\u5bf9\u542b\u91cf\uff0cfH<\/sub>\u4e3aHermans\u65b9\u5411\u53c2\u6570\uff0c\u767d\u8272\u7bad\u5934\u8868\u793a\u526a\u5207\u6d41\u91cf\u65b9\u5411\uff0c\u63d2\u56fe\u662f\u4e0d\u540c\u526a\u5207\u7387\uff083.4 s-1<\/sup>\u300110.3 s-1<\/sup>\u300117.2 s-1<\/sup>\u548c24.0 s-1<\/sup>\uff09\u6761\u4ef6\u4e0b\u7684SAXS\u56fe\uff1b<\/p>\n (b) \u4ece\u56fe\u4e2d\u53ef\u4ee5\u770b\u51fa\uff0c\u526a\u5207\u7387\u7684fH<\/sub>\u53d8\u5316\u8d8b\u52bf\u4e0e\u6676\u4f53\u542b\u91cf\u5448\u8d1f\u76f8\u5173\u3002<\/p>\n \u3010\u5c0f\u7ed3\u3011<\/strong><\/p>\n 1\u3001\u5229\u7528PSD\u3001WAXD\u3001SAXS\u4ee5\u53caDSC\uff0c\u7814\u7a76\u4e86\u526a\u5207\u7387\u548c\u538b\u529b\u5bf9\u03b2\u578b\u6676\u4f53\u5728iPP\u548c\u03b2-NA\u6df7\u5408\u7269\u4e2d\u7684\u5f71\u54cd\uff0c\u7ed3\u679c\u8868\u660e\u538b\u529b\u548c\u526a\u5207\u7387\u5bf9\u03b2\u578b\u6676\u4f53\u751f\u6210\u7684\u5f71\u54cd\u5de8\u5927\uff1b \u6587\u732e\u94fe\u63a5\uff1aWindow of Pressure and Flow To Produce \u03b2\u2011Crystals in Isotactic Polypropylene Mixed with \u03b2\u2011Nucleating Agent<\/a><\/strong>\uff08Macromolecules, 2017, DOI: 10.1021\/acs.macromol.7b00041\uff09<\/p>\n \u672c\u6587\u7531\u6750\u6599\u4eba\u7f16\u8f91\u90e8\u9ad8\u5206\u5b50\u5c0f\u7ec4\u718a\u6587\u6770\u63d0\u4f9b\uff0c\u6750\u6599\u725b\u7f16\u8f91\u6574\u7406\u3002<\/p>\n \u6750\u6599\u725b\u7f51\u4e13\u6ce8\u4e8e\u8ddf\u8e2a\u6750\u6599\u9886\u57df\u79d1\u6280\u53ca\u884c\u4e1a\u8fdb\u5c55\uff0c\u8fd9\u91cc\u6c47\u96c6\u4e86\u5404\u5927\u9ad8\u6821\u7855\u535a\u751f\u3001\u4e00\u7ebf\u79d1\u7814\u4eba\u5458\u4ee5\u53ca\u884c\u4e1a\u4ece\u4e1a\u8005\uff0c\u5982\u679c\u60a8\u5bf9\u4e8e\u8ddf\u8e2a\u6750\u6599\u9886\u57df\u79d1\u6280\u8fdb\u5c55\uff0c\u89e3\u8bfb\u9ad8\u6c34\u5e73\u6587\u7ae0\u6216\u662f\u8bc4\u8ff0\u884c\u4e1a\u6709\u5174\u8da3\uff0c\u70b9\u6211\u52a0\u5165\u6750\u6599\u4eba\u7f16\u8f91\u90e8<\/a>\u3002\u53c2\u4e0e\u9ad8\u5206\u5b50\u8bdd\u9898\u8ba8\u8bba\u6216\u4e86\u89e3\u9ad8\u5206\u5b50\u7ec4\u62db\u52df\u8be6\u60c5\uff0c\u8bf7\u52a0\u9ad8\u5206\u5b50\u4ea4\u6d41\u7fa4\uff08298064863\uff09\u3002<\/p>\n
<\/p>\n
<\/p>\n
<\/p>\n
<\/p>\n
<\/p>\n
<\/p>\n
<\/p>\n
\n 2\u3001\u63ed\u793a\u4e86\u538b\u529b\u548c\u526a\u5207\u7387\u5bf9\u03b2\u578b\u6676\u4f53\u5728iPP\u548c\u03b2-NA\u6df7\u5408\u7269\u4e2d\u751f\u6210\u7684\u5f71\u54cd\u5173\u7cfb\uff0c\u8868\u660e\u4f4e\u538b\uff085MPa\uff09\u65f6\uff0c\u03b2\u578b\u6676\u4f53\u5927\u91cf\u751f\u6210\uff0c\u540c\u65f6\uff0c\u526a\u5207\u7387\u589e\u52a0\u65f6\uff0c\u03b2\u578b\u6676\u4f53\u751f\u6210\u53d7\u6291\u5236\uff1b\u5f53\u538b\u529b\u589e\u5927\u65f6\uff0850-100MPa\uff09\uff0c\u5373\u4f7f\u526a\u5207\u7387\u4f4e\uff0c\u03b2\u578b\u6676\u4f53\u751f\u6210\u51cf\u5c11\uff1b\u5f53\u538b\u529b\u589e\u52a0\u5230150MPa\u65f6\uff0c\u03b2\u578b\u6676\u4f53\u4e0d\u4f1a\u751f\u6210\uff1b
\n 3\u3001\u7ed3\u5408\u7ecf\u5178\u6210\u6838\u7406\u8bba\u548c\u4e0d\u540c\u6676\u76f8\u7684\u751f\u957f\u7406\u8bba\uff0c\u9610\u660e\u4e86\u03b2\u6676\u4f53\u7684\u751f\u6210\u673a\u7406\u3002<\/p>\n