发明授权
- 专利标题： Five-layered container
- 专利标题（中）： 五层容器
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申请号： US436787申请日： 1989-11-15
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公开(公告)号： US5068136A公开(公告)日： 1991-11-26
- 发明人: Yozo Yoshida , Tetuji Saitou , Yoshiaki Momose
- 申请人： Yozo Yoshida , Tetuji Saitou , Yoshiaki Momose
- 申请人地址： JPX Tokyo
- 专利权人： Mitsubishi Gas Chemical Company, Inc.
- 当前专利权人： Mitsubishi Gas Chemical Company, Inc.
- 当前专利权人地址： JPX Tokyo
- 优先权： JPX62-322697 19871222
- 主分类号： B65D1/00
- IPC分类号： B65D1/00 ; B29C49/06 ; B29C49/22 ; B32B27/08 ; B32B27/34 ; B32B27/36 ; B65D1/02
摘要：
A five-layered container formed by biaxial orientation blow molding of an injection-molded, five layered-structured parison, wherein central, innermost and outermost layers comprise a resin A, two intermediate layers between the innermost layer and the central layer and between the outermost layer and the central layer comprise a resin B, the resin A comprises a polyester resin containing ethylene terephthalate as a main recurring unit, and the resin B comprises a mixture of a polyester resin containing ethylene terephthalate as a main recurring unit with polyarylate or a resin produced by an ester-exchange reaction of said polyester resin with polyarylate, and a m-xylene group-containing polyamide resin.
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