Hydrophobic pigments and fillers for incorporation in...

Details Hydrophobic pigments and fillers for incorporation in... Hydrophobic pigments and fillers for incorporation in...

C - Chemistry, Metallurgy

08

K

117/45, 400/7213

C08K 9/06 (2006.01) C09C 3/12 (2006.01)

Patent

CA 1320299

A modified hydrophobic colored or magnetic pigment or filler comprising a hydrophobic pigment or filler containing from 0.05 to 10% by weight, based on the weight of the pigment or filler, of an organopoly- siloxane corresponding to the formula Image wherein X = 0 to 500, y = 5 to 500, z = 5 to 500, R1, R2, R3, R4, R5 and R6 denote, independently of one another, a saturated and/or unsaturated, unbranched or branched alkyl group having 1 to 4 carbon atoms and/or an aryl group having 6 to 9 carbon atoms, said aryl group being unsubstituted or alkyl substituted, R7 is a straight chained or branched alkyl group having 6 to 18 csrbon atoms and R7 and H each amount to at least 3% of the number of groups attached to Si.

544822

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