Viscosity increasing additive for printing inks

Details Viscosity increasing additive for printing inks Viscosity increasing additive for printing inks

C - Chemistry, Metallurgy

09

D

6/26, 400/7028

C09D 11/02 (2006.01)

Patent

CA 1101607

NL-1625 INVENTOR: Claude Malcolm Finlayson 5309 Val Verde Street Apartment D Houston, Texas 77056 TITLE: IMPROVED VISCOSITY INCREASING ADDITIVE FOR PRINTING INKS ABSTRACT: Printing inks are provided comprising an organic ink vehicle having dispersed therein an ink coloring material and an organo- philic clay gellant comprising the reaction product of a smectite- type clay having a cation exchange capacity of at least 75 milli- equivalents compound or a dibenzyl dialkyl ammonium compound wherein the alkyl groups contain 14 to 22 carbon atoms and the amount of said ammonium compound reacted with said clay being from 100 to 120 milliequivalents per 100 grams of clay based upon 100% active clay. -1-

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