发明授权
US5804267A Ester copolymer resin, alloy thereof and packaging material using the
same
失效
酯共聚物树脂,其合金和使用其的包装材料
- 专利标题: Ester copolymer resin, alloy thereof and packaging material using the same
- 专利标题(中): 酯共聚物树脂,其合金和使用其的包装材料
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申请号: US944898申请日: 1997-10-06
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公开(公告)号: US5804267A公开(公告)日: 1998-09-08
- 发明人: Yasuhiro Harada , Shinichiro Mori , Kayo Hasegawa , Junichi Kitagawa , Yoichiro Inoue , Eiichi Kai , Shinichi Sekine , Yuuzou Fukawa , Takashi Shirane , Kazuhiro Hamauji
- 申请人: Yasuhiro Harada , Shinichiro Mori , Kayo Hasegawa , Junichi Kitagawa , Yoichiro Inoue , Eiichi Kai , Shinichi Sekine , Yuuzou Fukawa , Takashi Shirane , Kazuhiro Hamauji
- 申请人地址: JPX Tokyo JPX Tokyo
- 专利权人: NKK Corporation,Kyodo Printing Co., Ltd.
- 当前专利权人: NKK Corporation,Kyodo Printing Co., Ltd.
- 当前专利权人地址: JPX Tokyo JPX Tokyo
- 优先权: JPX6-201042 19940825; JPX5-049209 19950214; JPX5-059370 19950317; JPX5-179575 19950622
- 主分类号: B65D65/38
- IPC分类号: B65D65/38 ; C08G63/189 ; C08G63/199 ; C08L67/02 ; B29D22/00 ; B32B1/08 ; C08F20/00
摘要:
1. An ester copolymer resin having a general formula �I!. HO.paren open-st.COArCOORO.paren close-st..sub.n H �I! wherein Ar represents 2,6-naphthalene group or phenylene group, R represents ethylene group or 1,4-cyclohexylene group, and n is a number of 100 to 1000 and a polymer alloy having a solubility parameter of 10.8 to 11.9 consisting essentialy of the ester copolymer and a polycarbonate resin are provided. The ester resin and the alloy are transparent and has a heat resistance and a hot water resistance (resistance to whitening) resisting sterilization of food, a good heat sealebility to aluminum closure, and recycling ability with PET resin.
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