Electrostatographic cleaning apparatus

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – At least one aryl ring which is part of a fused or bridged...

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524751, 528 48, 528 49, C08K 517, C08K 515, C08G 1808

Patent

active

059394862

ABSTRACT:
A process for fabricating an electrostatographic cleaning member including forming a liquid mixture of a non-carbonaceous organic antioxidant uniformly distributed in a liquid prepolymer polyol, or in a liquid di-isocyanate, or in both the prepolymer polyol and the di-isocyanate, combining and reacting the prepolymer polyol with the di-isocyanate to form a cleaning member including a crosslinked thermoset polyurethane elastomer matrix reaction product in which the antioxidant is uniformly distributed.

REFERENCES:
patent: 5270430 (1993-12-01), Parrish

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