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1.Process for producing a polycarbonate and method of cleaning a production unit 审中-公开
标题翻译: Verfahren zur Herstellung eines Polycarbonats und Reinigunsmethode der Produktionseinheit公开(公告)号:EP1300432A1
公开(公告)日:2003-04-09
申请号:EP01308503.0
申请日:2001-10-04
申请人: TEIJIN LIMITED
发明人: Takemoto, Hidemi, c/o Teijin Chemicals Ltd. , Sawaki, Toru, c/o Teijin Limited , Sasaki, Katsushi, c/o Teijin Limited , Kaneko, Keiichi, c/o Teijin Chemicals,Ltd.
CPC分类号: C08G64/307 , B01J19/00 , B01J2219/0286
摘要: A method of cleaning the aromatic polycarbonate production unit with a carbonic acid diaryl ester at a temperature of 200 to 350°C in an inert gas atmosphere.
摘要翻译: 在惰性气体气氛中,在200〜350℃的温度下用碳酸二芳基酯清洗芳香族聚碳酸酯制造单元的方法。