Modified rosin resins for water-based inks

Details Modified rosin resins for water-based inks Modified rosin resins for water-based inks

1991-11-12

1992-11-24

Schofer, Joseph L.

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...

524502, 524576, 525 5444, C08J 000

Patent

active

051662450

ABSTRACT:
The invention is ink pigment grinding resins for water-based printing inks which are produced by the esterification of fortified rosin with styrene-allyl alcohol copolymer and various polyols. The resulting rosin resin may be employed over a wide range of pH values to produce stable low viscosity grind bases.

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