发明名称 |
Five-layered packaging film |
摘要 |
A five-layered packaging film comprises (a) an outer layer, (b) an adhesive layer, (c) a core layer, (b) an adhesive layer and (d) an inner layer in the order of lamination. The five-layered packaging film of the present invention is favorable in transparency, surface lustre, gas-barriering property. Further, the film has good thermoformability, heat-sealability and suitable shrinkability.
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申请公布号 |
US4352850(A) |
申请公布日期 |
1982.10.05 |
申请号 |
US19810240792 |
申请日期 |
1981.03.05 |
申请人 |
KUREHA KAGAKU KOGYO KABUSHIKI KAISHA |
发明人 |
YAMAMOTO, MASATAKA;UEHARA, TSUTOMU;YOSHIMORI, MINORU |
分类号 |
B32B27/08;B32B27/28;B32B27/32;B65D65/40;(IPC1-7):B32B7/02 |
主分类号 |
B32B27/08 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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