G - Physics – 03 – F
Patent
G - Physics
03
F
117/201, 95/94.5
G03F 1/00 (2006.01) C09D 133/20 (2006.01)
Patent
CA 1321513
LIGHTSAFE MASKING FILM Abstract A lightsafe masking film is disclosed which comprises a substrate, and a peelable lightsafe layer provided over the surface of the substrate and including a lightsafe substance, a copolymer containing vinyl chloride, and a mixture of a first nitrile rubber containing 25-30 % by weight of acrylonitrile and a second nitrile rubber containing 31-35 % by weight of acrylonitrile.
591061
Kiryu Naohiko
Maruyama Hiroshi
Minezaki Etsuko
Sim & Mcburney
Somar Corporation
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