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Taikiretsuseinisuguretahosoyoki

机译:做工精良,排队等候出色

摘要

A multi-layered packaging container superior in crack resistance, said container being made up of an outer layer of thermoplastic resin and an inner layer of saponified product of ethylene-vinyl acetate copolymer characterized in that the ethylene content is 25 to 60 mole %, the degree of saponification of the vinyl acetate component is higher than 96 mole %, the melt viscosity index is lower than 1, the specific gravity (d) is in the range specified by the formula (1) below, and Y1 and Y2 are in the range specified by the formula (2) below: 1.274-4.4x10-3Xd1.332-4.4x10-3X (1) ¦Y1-Y2¦/=1 (2) where d is the specific gravity of EVOH resin at 25 DEG C., X is the ethylene content (mole %) of EVOH resin, and Y1 and Y2 are the melt viscosity indices of the thermoplastic resin and the saponified product of ethylene-vinyl acetate copolymer, respectively.
机译:一种耐龟裂性优异的多层包装容器,该容器由热塑性树脂的外层和乙烯-乙酸乙烯酯共聚物的皂化产物的内层组成,其特征在于乙烯含量为25〜60摩尔%。乙酸乙烯酯成分的皂化度高于96摩尔%,熔体粘度指数低于1,比重(d)在由下式(1)指定的范围内,并且Y1和Y2在由以下公式(2)指定的范围:1.274-4.4x10-3X

著录项

  • 公开/公告号JPH0249633B2

    专利类型

  • 公开/公告日1990-10-30

    原文格式PDF

  • 申请/专利权人 KURARAY CO;

    申请/专利号JP19830166022

  • 申请日1983-09-08

  • 分类号B32B7/02;B32B27/08;B32B27/28;B65D1/00;B65D1/28;C08F8/00;C08F16/00;C08F16/02;C08F210/00;C08F210/02;C08F216/06;

  • 国家 JP

  • 入库时间 2022-08-22 06:21:31

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