Dyeing with foam control composition of silica, polyoxypropylenes and polydimethylsiloxane

Claim 1

IN A TEXTILE DYEING PROCESS WHICH INCLUDES THE ADDITION OF A FOAM CONTROL AGENT TO THE SYSTEM TO CONTROL THE FOAMING, THE IMPROVEMENT COMPRISING USING A COMPOSITION WHICH CONSISTS ESSENTIALLY OF 1. 70 TO 98.9 PERCENT BY WEIGHT OF A BASE OIL SELECTED FROM THE GROUP CONSISTING OF POLYOXYPROPYLENE POLYMERS AND POLYOXYPROPYLENE-POLYOXYETHYLENE COPOLYMERS HAVING MOLECULAR WEIGHTS IN THE RANGE OF 500 TO 6,000, AND SILOXANE GLYCOL 2. 1 TO 20 PERCENT BY WEIGHT OF A FOAM CONTROL AGENT WHICH CONSISTS ESSENTIALLY OF 88 TO 95 PARTS BY WEIGHT OF A LIQUID POLYDIMETHYLSILOXANE HAING A VISCOSITY OF AT LEAST 20 CENTISTOKES AT 25*C., 5 TO PARTS BY WEIGHT OF SILICA, AND 0 TO 2 PARTS BY WEIGHT OF A SILOXANE RESIN CONSISTING ESSENTIALLY OF SIO2 UNITS AND (CH3)3SIO1/2 UNITS THE RATIO OF THE SIO2 UNITS TO THE (CH3)3SIO1/2 UNITS BEING IN THE RANGE OF 1:0.4 TO 1:1.2, AND 3. 0.1 TO 10 PERCENT BY WEIGHT OF A DISPERSING AGENT WHICH MAINTAINS (2) DISPERSED IN (1) AND WHICH IS A SILOXANE COPOLYMER SELECTED FROM THE GROUP CONSISTING OF I. COPOLYMERS CONSISTING ESSENTIALLY OF SIO2 UNITS, (CH3)3SIO1/2 UNITS AND Q(CH3)2SIO 1/2 UNITS WHEREIN Q IS A POLYOXYPROPYLENE POLYMER OR A POLYOXYPROPYLENEPOLYOXYETHYLENE COPOLYMER RADICAL HAVING A MOLECULAR WEIGHT IN THE RANGE OF 500 TO 6,000, Q BEING ATTACHED TO THE SILICON ATOM VIA A SILICON-CARBON BOND, THE RATIO OF THE SIO2 UNITS TO THE TOTAL (CH3)3SIO1/2 AND Q(CH3)2SIO1/2 UNITS BEING IN THE RANGE OF 1:0.4 TO 1:1.2, AND II. COPOLYMERS WHICH ARE THE REACTION PRODUCTS DERIVED FROM HEATING A MIXTURE OF A SILOXANE COPOLYMER CONSISTING ESSENTIALLY OF SIO2 UNITS TO THE (CH3)3SIO 1/2 UNITS IN WHICH THE RATIO OF THE SIO2 UNITS TO THE (CH3)3SIO1/2 UNITS IS IN THE RANGE OF 1:0.4 TO 1:1.2, AND A HYDROXYLATED ATED POLYOXYPROPYLENE POLYMER OR A HYDROXYLATED POLYOXYPROPYLENE-POLYOXYETHYLENE COPOLYMER HAVING MOLECULAR WEIGHTS IN THE RANGE OF 500 TO 6,000 AS THE FOAM CONTROL AGENT.