发明名称 METHOD OF MANUFACTURING LIQUID CRYSTAL POLYESTER FILM
摘要 PROBLEM TO BE SOLVED: To provide a method of manufacturing an isotropic liquid crystal polyester film, capable of improving film thickness accuracy of the liquid crystal polyester film without using a specific device.SOLUTION: A method of manufacturing liquid crystal polyester film includes a first step of obtaining a cylindrical film 22 from liquid crystal polyester as a raw material resin, and a second step of folding the cylindrical film 22 and cutting one end or both ends of the folded cylindrical film 22 to obtain the liquid crystal polyester film, and meets requirements of (a) and (b).
申请公布号 JP2013193437(A) 申请公布日期 2013.09.30
申请号 JP20120066121 申请日期 2012.03.22
申请人 SUMITOMO CHEMICAL CO LTD 发明人 HOSODA TOMOYA;MAEDA MITSUO
分类号 B29C55/28;B29C47/20;B29K67/00;B29L7/00;C08J5/18 主分类号 B29C55/28
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