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COLORED HEAT-SHRINKABLE MULTILAYER FILM CONSISTING OF VINYLIDENE CHLORIDE-VINYL CHLORIDE COPOLYMER

机译:偏二氯乙烯-氯乙烯共聚物的彩色可热收缩多层膜

摘要

A transparent heat shrinkable, multilayer film comprising: (a) at least one layer comprising a vinylidene chloride-vinyl chloride copolymer; and (b) at least one layer comprising a thermoplastic polymer; and (c) a sufficient amount of a dioxazine violet pigment to provide a film which retains an aesthetically acceptable violet appearance despite exposure to elevated temperatures and/or irradiation.
机译:一种透明的热收缩多层膜,其包含:(a)至少一层包含偏二氯乙烯-氯乙烯共聚物的层;和(b)至少一层包含热塑性聚合物的层; (c)足够量的二恶嗪紫罗兰色颜料以提供即使暴露于高温和/或辐射下仍保持美学上可接受的紫罗兰色外观的膜。

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