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Being the method of producing the pellet of the aromatic polycarbonate resin which is obtained by the reaction with the aromatic polycarbonate resin

机译:作为通过与芳香族聚碳酸酯树脂反应而获得的芳香族聚碳酸酯树脂的颗粒的制造方法

摘要

PROBLEM TO BE SOLVED: To provide a method for producing polycarbonate resin pellets which can suppress the offensive smell during molding caused by low molecular components remaining in the aromatic polycarbonate resin and also suppress molding defects.;SOLUTION: In producing the aromatic polycarbonate resin pellets produced by reacting a carbonic acid diester with an aromatic dihydroxy compound, the phenol content of the cooling water used in cooling and/or cutting melt-extruded strands of the aromatic polycarbonate resin is brought to be ≤2.0 ppm.;COPYRIGHT: (C)2008,JPO&INPIT
机译:解决的问题:提供一种聚碳酸酯树脂颗粒的制造方法,该方法能够抑制成型过程中由芳族聚碳酸酯树脂中残留的低分子成分引起的恶臭并抑制成型缺陷。通过使碳酸二酯与芳族二羟基化合物反应,用于冷却和/或切割芳族聚碳酸酯树脂的熔融挤出股线的冷却水的苯酚含量达到2.0 ppm.COPYRIGHT:(C) 2008,日本特许厅

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