C - Chemistry – Metallurgy – 09 – D
Patent
C - Chemistry, Metallurgy
09
D
C09D 7/14 (2006.01) B01F 17/00 (2006.01) C08G 81/02 (2006.01) C09B 67/46 (2006.01) C09D 7/02 (2006.01) C09D 17/00 (2006.01)
Patent
CA 2188715
A process of dispersing a pigment consists of agitating a pigment in water with a polyoxyalkylated ether dispersant. The polyoxyalkylated ether comprises Units of the formulae A and B wherein Unit A is an alkyl group of the formula: Image and; Unit B is an oxyalkylate of the formula: (OCH2CHR2)y OR3 (IB) wherein R and R1 individually represent hydrogen or a C1-C10 alkyl group; R2 is -H or a C1-C5 alkyl group; x represents a number from about 9 to about 75; R3 is -H or a C1-C5 alkyl group; and y is between about 1 to about 475.
Baker Timothy J.
Baker Hughes Incorporated
Kirby Eades Gale Baker
LandOfFree
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