Viscosity increasing additive for printing inks

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

1977-06-27

1980-03-18

Schain, Howard E.

Compositions: coating or plastic

Coating or plastic compositions

Metal-depositing composition or substrate-sensitizing...

106 22, 106 31, 106 32, C09D 1102

Patent

active

041938062

ABSTRACT:
Printing inks are provided comprising an organic ink vehicle having dispersed therein an ink coloring material and an organophilic clay gellant comprising the reaction product of a smectitetype clay having a cation exchange capacity of at least 75 milliequivalents per 100 grams of clay and a methyl benzyl dialkyl ammonium 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.

REFERENCES:
patent: 2531427 (1950-11-01), Hauser
patent: 2739067 (1956-03-01), Ratcliffe
patent: 2750296 (1956-06-01), Curado et al.
patent: 2754219 (1956-07-01), Voet et al.
patent: 3537994 (1970-11-01), House
patent: 3864294 (1975-02-01), Busch, Jr.
patent: 3977894 (1976-08-01), White et al.
patent: 4081496 (1978-03-01), Finlayson
patent: 4105578 (1978-08-01), Finlayson et al.

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