Release film made of polyolefin and use of the film

Details Release film made of polyolefin and use of the film Release film made of polyolefin and use of the film

C - Chemistry, Metallurgy

09

J

C09J 7/00 (2006.01)

Patent

CA 2722330

Disclosed is a separation film comprising an at least one-layered film member that has a basic film on which other layers are optionally arranged. A release layer is applied to at least one side of the film member. Said separation film is characterized in that the basic film contains an ethylene polymer A having a density ranging from 0.86 to 0.89 g/cm3 and a minimum crystallite melting point of 105°C and an ethylene polymer B having a minimum density of 0.90 g/cm3.

L'invention concerne un corps pelliculaire monocouche, dans lequel se trouve un film de base sur lequel se situent éventuellement d'autres couches. Une couche anti-adhésive est appliquée au moins sur une face du corps pelliculaire. L'invention se caractérise en ce que le film de base contient un polymère éthylène A de masse volumique comprise entre 0,86 et 0,89 g/cm3 et un point de fusion des cristallites d'au moins 105°C, ainsi qu'un polymère éthylène B de masse volumique d'au moins 0,90 g/cm3.

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