Printing ink production

Claim 1

A PROCESS OF PRODUCING A PRINTING INK COMPOSITION, WHICH COMPRISES THE STEPS OF (A) SUBJECTING A DISPERSION OF (1) A DISPERSED PHASE OF SUBSTANTIALLY UNIFORM FINE GLOBULES FORMED ESSENTIALLY OF SUBSTANTIALLY WATERINSOLUBLE SUBSTANTIALLY TRANSLUCENT SYNTHETIC AROMATIC RESIN BODY IN A (2) CONTINUOUS LIQUID PHASE FORMED OF A SUBSTANTIALLY-TRANSLUCENT-SOLID-FILM-FORMING INK VEHICLE, IN WHICH THE DISPERSED PHASE IS SUBSTANTIALLY INSOLUBLE, TO TIME-TEMPERATURE CONDITIONS EFFECTING SOLIDIFICATION IN SITU OF DISPERSED PHASE PARTICLES IN THE LIQUID PHASE IN A SIZE RANGE OF NOT MORE THAN 0.0003 INCH; AND (B) INTIMATELY DISPERSING IN THE DISPERSION A SELECTIVE LIGHT ABSORBING AGENT WHICH IS RETAINED BY THE RESIN BODY, IN A SIZE RANGE OF NOT MORE THAN ONE-FIFTH THE AVERAGE DISPERSED PHASE PARTICLE SIZE, SAID CONTINUOUS PHASE LIQUID VEHICLE BEING COMPOSED OF AT LEAST SUBSTANTIALLY 40 WEIGHT PERCENT OILMODIFIED BENZENOID ALKYD RESIN, AND THE WEIGHT RATIO OF DISPERSED PHASE TO CONTINUOUS PHASE BEING SUBSTANTIALLY 2:1 OR LESS.