Non-stick coating system with two thin undercoats, the first bei

Details Non-stick coating system with two thin undercoats, the first bei Non-stick coating system with two thin undercoats, the first bei

1989-08-21

1991-12-10

Herbert, Jr., Thomas J.

Stock material or miscellaneous articles

Structurally defined web or sheet

Including components having same physical characteristic in...

428331, 428419, 428422, 428429, 428447, 428448, 428463, 4284735, B32B 702, B32B 2708

Patent

active

050716956

ABSTRACT:
Non-stick coating systems can be applied to untreated smooth glass and ceramic substrates with a polysiloxane undercoat overlaid with a second undercoat of polyamide imide preferably containing colloidal silica and surfactant, with each undercoat in the range of 0.1-5.0 microns thick.

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