专利名称：POLY(VINYL ALCOHOL)-BASED FIBERS
HAVING EXCELLENT THERMAL AGINGRESISTANCE, AND METHOD FORPRODUCING SAME
发明人：YAMAMOTO, Ryo,KOBAYASHI,
Toshiaki,HAYASHI, Hideo
申请号：EP14774183.9申请日：20140306公开号：EP2980307B1公开日：20190501
摘要：Provide poly- (vinyl alcohol) base fiber, there is outstanding heat aging
performance, when for it is long-term under the high temperature conditions. Poly- (vinylalcohol) base fiber, contain antioxidant with outstanding heat aging performance,constituting and being selected from one group from least one of water soluble organicsalt metal includes manganese, copper, iron, nickel, cobalt, zinc, with boron compound asa chelating agent antioxidant, wherein the content of antioxidant is with fiber for 0.05mass % or higher is 0. relative to antioxidant with ratio (pressing quality %) boroncompound5 mass % or higher.
申请人：Kuraray Co., Ltd.
代理机构：Vossius & Partner Patentanwälte Rechtsanwälte mbB
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