Release coated polymer film
AssigneeMitsubishi Polyester Film GmbH
InventorsEdwin C. Culbertson, Stephen J. Gust, Jan C. Westermeier, John M. Heberger, Kenneth J. Muschelewicz
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Abstract
The present invention provides a coated polymer film having release properties. The film includes a self-supporting polymer film layer, and a release coating on the film layer. The release coating, which can also be applied to alternate substrates, includes a cross-linkable acrylic and a polyolefin wax. The coating can optionally include a polysiloxane in combination with one or both of the acrylic and polyolefin wax.
Claims49
A release coating for application to polymer film comprising:
- water;
- about 0.05 to about 5 weight percent cross-linkable acrylic and about 0.05 to about 15 weight percent polyolefin wax.
A release film, comprising:
- a base polymer film;
- a release coating on said film, wherein said coating includes a cross-linkable acrylic and a polyolefin wax.
A method of forming a release film, comprising:
- positioning a base polymer film;
- applying a release coating to said base polymer film, wherein said coating comprises a cross-linkable acrylic and a polyolefin wax.
Dependencies are inferred from the claim text.