Coating compositions comprising polyimides and polysiloxanes

Details Coating compositions comprising polyimides and polysiloxanes Coating compositions comprising polyimides and polysiloxanes

C - Chemistry, Metallurgy

08

L

117/186, 400/533

C08L 79/08 (2006.01) B32B 15/08 (2006.01) C08L 83/04 (2006.01)

Patent

CA 1063277

ABSTRACT OF THE DISCLOSURE A coating composition which when applied to a substrate and baked forms a non-porous, tough and durable coating exhibiting good release properties comparable to polytetrfluoroethylene TEFLON II? coatings, good abrasion, cut and scratch resistance, and good resistance to thermal degradation. The coating composition comprises an essentially linear, high molecular weight polyaromatic polycarboxylic aromatic polyimide and certain polyfunctional organic subs- tituted polysiloxanes and/or powdered fillers and pigments.

204978

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