发明名称 |
TUBULAR CASING BASED ON CELLULOSE HYDRATE, ESPECIALLY PACKAGE CASSING E.G. SAURAGE CASING AND PROCESS FOR ITS MANUFACTURE |
摘要 |
Disclosed is a multiple layered film preferably in the form of a tube and being suitable for forming sausage casings, comprising: a central layer of a cellulose hydrate-based material; a first layer on the inside of the central layer, comprising a film of thermoplastic synthetic resinous material and being impermeable to water and water vapor; and a second layer on the outside of the central layer, comprising a synthetic elastic copolymer and being permeable to water and water vapor. Also disclosed is a method for preparing these film products. |
申请公布号 |
DE2860840(D1) |
申请公布日期 |
1981.10.22 |
申请号 |
DE19782860840 |
申请日期 |
1978.07.31 |
申请人 |
HOECHST AKTIENGESELLSCHAFT |
发明人 |
HAMMER, KLAUS-DIETER, DR.;SCHRODER, MARTIN;PIETRUCK, HORST, DR.;BYTZEK, MAX |
分类号 |
A22C13/00;(IPC1-7):22C13/00;32B23/04;32B1/08;29D9/08 |
主分类号 |
A22C13/00 |
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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