Patent ID: 11905398
Assignee: HANGZHOU FIRST APPLIED MATERIAL CO., LTD.
Field: Surface technology, coating (Chemistry)
Classification: CPC C  B  H | IPC B  C  H

Claim 0:
1. A film, the film comprising
at least one modified polyolefin resin layer: a resin forming the modified polyolefin resin layer comprises 1-100% of modified polyolefin resin, a main chain in the modified polyolefin resin is an ethylene-α-olefin copolymer, a grafted branched chin in the modified polyolefin resin is selected from a compound firmed by vinyl monomers with acylamino, or a compound formed by acylamino and one or more of anhydride group, hydroxyl, ester group, carbonyl, pyridyl, epoxy, pyrrolidonyl and glycidyl, and the grafted branched chain has a molecular weight of 1000-5000 g/mol; and in the modified polyolefin resin, a grafting ratio of the grafted branched chain is 0.5-15%.