Hard organopolysiloxane release coating

Stock material or miscellaneous articles – Composite – Of silicon containing

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528 17, 528 33, 528 34, 525477, 524267, 524268, 524773, 524860, 427387, B32B 904

Patent

active

045857059

ABSTRACT:
What is disclosed are organopolysiloxane release coatings which are curable on a substrate and which consist of a base siloxane copolymer containing CH.sub.3 SiO.sub.3/2 units; C.sub.6 H.sub.5 SiO.sub.3/2 units, C.sub.6 H.sub.5 (CH.sub.3)SiO units and (C.sub.6 H.sub.5).sub.2 SiO units; CH.sub.3 SiO.sub.3/2 ; a fluid polysiloxane, and a curing agent. They are especially useful on commercial and household cookware and bakeware.

REFERENCES:
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patent: 3308079 (1967-03-01), Haenni
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patent: 3419514 (1968-12-01), Hadlock
patent: 3632793 (1972-01-01), Antonen
patent: 3925276 (1975-12-01), Merrill
patent: 4087478 (1978-05-01), Keil
patent: 4204021 (1980-05-01), Becker
patent: 4443502 (1984-04-01), Gutek
patent: 4546018 (1985-10-01), Ryuzo et al.

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