Opaque microcapsular release sheet

Details Opaque microcapsular release sheet Opaque microcapsular release sheet

1972-02-28

1978-02-21

Pianalto, Bernard D.

Stock material or miscellaneous articles

Web or sheet containing structurally defined element or...

Composite having voids in a component

428 42, 428447, 428501, 428513, 428530, B01J 1302, C09D 500, B44D 102

Patent

active

040753891

ABSTRACT:
Opaque release sheet comprising a base having a coating comprising a primary release agent in the form of air-containing microcapsular opacifiers which may be used in combination with a minor amount of a secondary release agent, such as silicone-poly-glycol copolymer, a methoxysilane, polyethylene, a metal complex or the like, provide opaque, lightweight, dimensionally stable release sheets.

REFERENCES:
patent: 2599576 (1952-06-01), Morris et al.
patent: 2993871 (1961-07-01), Shannon et al.
patent: 3418250 (1968-12-01), Vassiliades
patent: 3418656 (1968-12-01), Vassiliades
patent: 3432333 (1969-03-01), Hurst
patent: 3548025 (1970-12-01), Koerner
patent: 3556835 (1971-01-01), Sorell
patent: 3585149 (1971-06-01), Vassiliades et al.
patent: 3669899 (1972-06-01), Vassiliades et al.

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