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The prepolymer was prepared by catalytic distillation in a SiO2-supported Tio(2)-packed column of (1:1.6-1:3.5 by motes) PhOH-bisphenol A (BPA) mixtures with 50 mL CO(OMe)(2)/h over 0.01-0.015 mol Ti(IV) butoxide/mol BPA as catalyst.ÊÇÒ»¸ö´ß»¯¼ÁµÄÃèÊö£¬Ôõô¶Á¶¼¸Ð¾õ·­ÒëµÃºÜ¿Ä°Í£¬ÓиßÊÖ¿É·ñ°ïæ¿´¿´£¬O(¡É_¡É)Oлл
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The prepolymer was prepared by catalytic distillation/ in a SiO2-supported Tio(2)-packed column of (1:1.6-1:3.5 by motes) PhOH-bisphenol A (BPA) mixtures//
with 50 mL CO(OMe)(2)/h over 0.01-0.015 mol Ti(IV) butoxide/mol BPA as catalyst.
2Â¥2010-07-10 11:29:58
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