发明名称 METHOD FOR PRODUCING THERMOPLASTIC RESIN SHEET
摘要 PROBLEM TO BE SOLVED: To produce a thermoplastic resin sheet of high quality free from a surface defect with good productivity. SOLUTION: In a method for producing a thermoplastic resin sheet while feeding, heating, stretching and cooling the same in contact with rolls, at least one of the rolls is used as a charged roll to prevent the slip between the rolls and the sheet to perform film formation.
申请公布号 JP2000218690(A) 申请公布日期 2000.08.08
申请号 JP19990021349 申请日期 1999.01.29
申请人 TORAY IND INC 发明人 TSUNASHIMA KENJI;SAKAMOTO JUN;MIYAGAWA KATSUTOSHI
分类号 B65H5/06;B29C55/06;B29D7/01;C08J5/18;(IPC1-7):B29C55/06 主分类号 B65H5/06
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