- 专利标题： THERMOFORMABLE MULTILAYER FILMS AND METHODS OF PRODUCING THE SAME
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申请号： EP19382902.5申请日： 2019-10-15
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公开(公告)号： EP3772414A1公开(公告)日： 2021-02-10
- 发明人: EVANGELIO, Laura , HILL, Martin , NIETO, Jesús , SANDKUEHLER, Peter Hermann Roland , BISWAS, Sanjib , DEMIRORS, Mehmet , GAUBERT, Joshua B. , GINGER, Douglas S. , KAPUR, Mridula , ONER-DELIORMANLI, Didem
- 申请人： Dow Global Technologies Llc
- 申请人地址： US Midland, MI 48674 2040 Dow Center
- 代理机构： Elzaburu S.L.P.
- 优先权： US201962883497 P 20190806
- 主分类号： B32B27/08
- IPC分类号： B32B27/08 ; B32B27/30 ; B32B27/32
摘要：
Embodiments of multilayer films are disclosed comprising a first layer comprising polyethylene, a second layer comprising a first medium density polyethylene; a barrier layer; a third layer comprising a second medium density polyethylene; and a fourth layer comprising polyethylene. The second layer may be positioned between the first layer and the barrier layer. The barrier layer may be positioned between the second layer and the third layer.
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