C - Chemistry – Metallurgy – 08 – J
Patent
C - Chemistry, Metallurgy
08
J
C08J 7/04 (2006.01) B41M 5/40 (2006.01) B41M 5/44 (2006.01) C09D 175/14 (2006.01) C09D 175/16 (2006.01) C09D 183/04 (2006.01) C09J 7/02 (2006.01)
Patent
CA 2246150
A release film has a polymeric film substrate and a release layer formed from a release composition containing a mixture of a curable silicone resin and a curable polyurethane resin. The curable polyurethane resin preferably contains an ethylenically unsaturated group. The film substrate is preferably polyethylene terephtalate.
L'invention concerne un film antiadhérent. Ce film se compose d'un substrat de film polymère et d'une couche antiadhérente formée à partir d'une composition antiadhérente contenant un mélange d'une résine de silicone durcissable et une résine de polyuréthane durcissable. Cette dernière résine contient, de préférence, un groupe non saturé en éthylène. Le susbstrat de film est, de préférence, un polyéthylène téréphthalate.
Dimock Stratton Llp
Higgins David Edward
Imperial Chemical Industries Plc
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