Masking film

Details Masking film Masking film

1994-02-16

1996-02-13

Buffalow, Edith

Stock material or miscellaneous articles

Composite

Of metal

428515, 428517, 428 77, B32B 1500

Patent

active

054910323

ABSTRACT:
The invention relates to a masking film consisting of one or more layers, to use when selectively lacquering parts of a surface, in particular of cars, with a polar outer layer. According to the invention the polar outer layer is usually a layer made from a polymer or copolymer or terpolymer, which is of itself permanently polar, without any pre- or post-treatment.
Preferably the polar outer layer is an ionomer layer, formed from the reaction product of an acidic copolymer or an acidic terpolymer and a metal salt, and preferably from the reaction product of ethylene acrylic acid or ethylene methacrylic acid on the one hand and a sodium or zinc salt on the other hand.

REFERENCES:
patent: 4550141 (1985-10-01), Hoh
patent: 5096761 (1992-03-01), Roberts
patent: 5100709 (1992-03-01), Barger et al.

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