B - Operations – Transporting – 32 – B
Patent
B - Operations, Transporting
32
B
B32B 27/30 (2006.01) B29C 49/04 (2006.01) B29C 49/16 (2006.01)
Patent
CA 2658945
The invention relates to films and methods of making the same. The inventive films comprise at least three layers, an inner layer and at least two outer layers located at opposite surfaces of the inner layer. In one embodiment, the inner layer is formed from a composition comprising an ethylene-based interpolymer or a propylene-based interpolymer, and at least one outer layer is formed from a composition comprising one or more propylene-based interpolymers. The invention also provides articles formed from the inventive films, and for methods of making the same.
L'invention concerne des films et des procédés de fabrication de ces films. Les films de l'invention comprennent au moins trois couches, une couche intérieure et au moins de deux couches extérieures situées sur des surfaces opposées de la couche intérieure. Dans un mode de réalisation, la couche intérieure est formée à partir d'une composition comprenant un interpolymère à base d'éthylène ou un interpolymère à base de propylène, et au moins une couche extérieure est formée à partir d'une composition comprenant au moins un interpolymère à base de propylène. L'invention concerne également des articles formés à partir des films de l'invention et des procédés permettant de fabriquer de tels films.
Dow Global Technologies Inc.
Dow Global Technologies Llc
Smart & Biggar
LandOfFree
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