C - Chemistry – Metallurgy – 08 – L
Patent
C - Chemistry, Metallurgy
08
L
18/1170, 154/140
C08L 23/10 (2006.01) B32B 27/32 (2006.01) C08J 5/18 (2006.01) C08K 5/00 (2006.01) C08K 5/20 (2006.01)
Patent
CA 1300336
ABSTRACT OF THE DISCLOSURE A monolayer polypropylene film obtained by melt extrusion from a composition comprising 100 parts by weight of a crystalline polypropylene and, incorporated therein, a slipping agent [A] having a melting point of 100° to 125°C and a slipping agent [B] having a melting point of 70° to 90°C in a total amount of 0.05 to 1.0 part by weight, the initial coefficient of friction of said film being 0.7 or below and the coefficient of friction after heating at 60°C being 1.0 or below: and a multilayer film composed of said polypropylene film layer having said composition and said characteristics and a substrate material layer.
536356
Ima Seiichiro
Kakugo Masahiro
Fetherstonhaugh & Co.
Sumitomo Chemical Co. Ltd.
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