Low coefficient of friction film structure and method of forming

Plastic and nonmetallic article shaping or treating: processes – Forming continuous or indefinite length work – Layered – stratified traversely of length – or multiphase...

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2642106, 264211, 524492, 524493, B29D 724

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active

045335095

ABSTRACT:
The invention relates to a composite oriented structure having at least one thin surface layer containing highly subdivided inorganic material in an antiblock and coefficient of friction reducing proportion, said thin layer being formed simultaneously or sequentially on a comparatively thick base layer and thereafter oriented and the method of preparing the multilayer structure.

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patent: 3809671 (1974-05-01), Okawa et al.
patent: 4118438 (1978-10-01), Matsui et al.
patent: 4327009 (1982-04-01), Allen et al.
patent: 4394474 (1983-07-01), McKinney et al.
patent: 4412025 (1983-10-01), Corwin et al.
patent: 4430289 (1984-02-01), McKinney et al.

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