发明申请
US20150343748A1 MULTI-LAYERED THERMOPLASTIC POLYMER FILMS COMPRISING BIOPOLYMER
审中-公开
包含生物聚合物的多层热塑性聚合物薄膜
- 专利标题: MULTI-LAYERED THERMOPLASTIC POLYMER FILMS COMPRISING BIOPOLYMER
- 专利标题(中): 包含生物聚合物的多层热塑性聚合物薄膜
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申请号: US14726645申请日: 2015-06-01
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公开(公告)号: US20150343748A1公开(公告)日: 2015-12-03
- 发明人: Norman Scott Broyles , April Renae Brown , Gary Wayne Gilbertson
- 申请人: The Procter & Gamble Company
- 主分类号: B32B27/08
- IPC分类号: B32B27/08 ; A61L15/26 ; A61L15/24 ; B32B27/32 ; B32B27/36
摘要:
A multi-layered film comprising at least 3, preferably at least 5, layers is provided. In the case of a 5 layered film, the multi-layer film includes a first outer layer having 80% to 100% by weight of one or more polyolefins, a first tie layer having from 5% to 100% by weight of the first tie layer of one or more functionalized polyolefins, a core layer having from 75% to 100% by weight of the core layer of polylactic acid, a second tie layer having from 5% to 100% by weight of second tie layer of one or more functionalized polyolefins, and a second outer layer having from 80% to 100% by weight of the second outer layer of one or more polyolefins, and wherein the first tie layer layer is disposed between the first outer layer and the core layer the second tie layer is disposed between the core layer and the second outer layer.
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