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1. (WO2018197035) POLYMER FILM FOR IN-MOLD LABELING

Pub. No.:    WO/2018/197035    International Application No.:    PCT/EP2018/000173
Publication Date: Fri Nov 02 00:59:59 CET 2018 International Filing Date: Tue Apr 10 01:59:59 CEST 2018
IPC: B32B 3/26
B32B 27/08
B32B 27/32
B32B 27/16
B32B 27/18
B32B 27/20
Applicants: TREOFAN GERMANY GMBH & CO. KG
Inventors: WEIS, Katja
DÜPRE, Yvonne
SCHMIDT, Sandra
Title: POLYMER FILM FOR IN-MOLD LABELING
Abstract:
The invention relates to an opaque multilayer biaxially oriented polypropylene film which comprises at least one vacuole-containing base layer, a printable outer cover layer, and an inner matte cover layer, wherein the inner cover layer contains at least two incompatible polymers and has a surface roughness Rz of at least 2.0 μm with a cut off of 25 μm. The inner matte cover layer contains a polydialkyl siloxane with a viscosity of 100,000 to 500,000 mm2/s and the surface of said inner cover layer is corona-treated or the inner cover layer contains a siloxane-modified polyolefin.