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公开(公告)号：JPS5366996A
公开(公告)日：1978-06-14
申请号：JP8917475
申请日：1975-07-23
Applicant: TORAY INDUSTRIES , MITSUBISHI CHEM IND
Inventor： NUKUSHINA KENJI , NAKAMURA ITARU , TAMAI ISAMU , KATA MASAO
Abstract: PURPOSE:To prepare a fiber-grade polyethylene terephthalate of excellent whiteness, having reproducibility in commercial scale manufacture, by direct esterification of a specific terephthalic acid with ethylene glycol followed by polycondensation.
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