Coating compositions comprising polymer blends

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...

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525 60, 260 336UA, C08L 2506

Patent

active

042398584

ABSTRACT:
Coating compositions comprising intimate blends of a poly(vinyl acetal) and a low molecular weight polystyrene or poly(.alpha.-methylstyrene). The coating compositions may contain up to 500 parts by weight of an inert non-photoconductive pigment per 100 parts by weight of polymer blend. The compositions are useful for the preparation of electrographic recording media which possess improved toner adhesion.

REFERENCES:
patent: 3577374 (1971-05-01), Isaksen
patent: 3639640 (1972-02-01), Gager
patent: 3644594 (1972-02-01), Mont et al.
patent: 3991253 (1976-11-01), Markhart et al.
patent: 4165308 (1979-08-01), Serlin

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