发明名称 |
filme biaxialmente orientado, material e recipiente de acondicionamento, e, método para fabricação de um filme de barreira de polímero em multicamadas |
摘要 |
The invention relates to a biaxially oriented multilayer, barrier polymer film, having gas barrier properties and consisting of polymer layers, comprising a polyolefin core layer and a barrier surface layer of ethylene vinyl alcohol (EVOH) on a first side of the core layer. The invention further relates to such a vapour deposition coated film, especially a metallised such film. The invention also relates to a packaging laminate comprising the film or vapour deposition coated polymer film and to a packaging container produced from such a packaging laminate. The invention further relates to a method for the production of the barrier film. |
申请公布号 |
BR112013032527(A2) |
申请公布日期 |
2017.03.01 |
申请号 |
BR20131132527 |
申请日期 |
2012.09.17 |
申请人 |
TETRA LAVAL HOLDINGS & FINANCE S.A. |
发明人 |
CESARE LORENZETTI;LISA REY |
分类号 |
B32B27/10;B32B27/32 |
主分类号 |
B32B27/10 |
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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