发明授权
US5200247A Biodegradable film containing an alkanoyl polymer/PVA blend and method
of making same
失效
含有烷酰基聚合物/ PVA共混物的生物降解膜及其制备方法
- 专利标题: Biodegradable film containing an alkanoyl polymer/PVA blend and method of making same
- 专利标题(中): 含有烷酰基聚合物/ PVA共混物的生物降解膜及其制备方法
-
申请号: US893672申请日: 1992-06-05
-
公开(公告)号: US5200247A公开(公告)日: 1993-04-06
- 发明人: Pai-Chuan Wu , Frank Moore, Jr. , Thomas R. Ryle
- 申请人: Pai-Chuan Wu , Frank Moore, Jr. , Thomas R. Ryle
- 申请人地址: OH Cincinnati
- 专利权人: Clopay Corporation
- 当前专利权人: Clopay Corporation
- 当前专利权人地址: OH Cincinnati
- 主分类号: C08J5/18
- IPC分类号: C08J5/18 ; C08L67/02 ; C08L67/04
摘要:
A biodegradable thermoplastic film is disclosed comprising a blend of an alkanoyl polymer and polyvinyl alcohol. The film can be stretched providing opacity and enhancing its biodegradability.
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