Polymeric pigment dispersant having an acrylic backbone, polyest

Details Polymeric pigment dispersant having an acrylic backbone, polyest Polymeric pigment dispersant having an acrylic backbone, polyest

1998-09-02

2000-03-14

Short, Patricia A.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Mixing of two or more solid polymers; mixing of solid...

523522, 524504, 525186, 525187, 5253273, 525375, 525378, 525386, C08F 844

Patent

active

060374144

ABSTRACT:
A polymeric pigment dispersant of a graft polymer having an acrylic polymer backbone and pending from the backbone, polyester side chains, cyclic imide groups and quaternary ammonium groups and the polymer having a calculated number average molecular weight of 8,000-50,000; wherein the graft copolymer is composed of

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patent: 5108864 (1992-04-01), Kato et al.
patent: 5187229 (1993-02-01), Yamamoto et al.
patent: 5423364 (1995-06-01), Simms et al.

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