发明名称 |
Packaging material for long-term storage of food products |
摘要 |
A thermoplastic laminate suitable for long-term storage of food products includes a first substrate having a core layer of ethylene vinyl alcohol copolymer, two interior adhesive layers, and two surface layers each comprising a blend of a linear ethylene alpha olefin copolymer and an ethylene unsaturated ester copolymer; and a second substrate comprising an olefinic material of monolayer or multilayer construction, and preferably of substantiallly the same composition as the first substrate; and the second substrate bonded to the first substrate preferably by means of a conventional lamination adhesive.
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申请公布号 |
US5374459(A) |
申请公布日期 |
1994.12.20 |
申请号 |
US19930043417 |
申请日期 |
1993.04.06 |
申请人 |
W. R. GRACE & CO.-CONN. |
发明人 |
MUMPOWER, EDWARD L.;SHARPS, JR., GORDON V.;MCCORMICK, NEAL E.;GRANT, BARRY J. |
分类号 |
B32B27/08;B65D65/40;(IPC1-7):B29D22/00 |
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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