Organic compounds
AssigneeSandoz Ltd.
InventorsJohann Schuster, Karl Taubert
Life of this patent
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Abstract
Disclosed is a preparation, for use in the production of inks for transfer printing, which preparation comprises, in intimate admixture, a disperse dye and/or dispersion optical brightener, sublimable in the range of from 180.degree. to 220.degree. C, and a dispersing aid being a compound of formula I, ##STR1## in which R.sub.1, R.sub.2 and R.sub.3, independently, are straight or branched chain C.sub.2-8 alkylene radicals, the OH groups being bound other than onto the carbon atoms adjacent the nitrogen atoms, The production and use thereof.
Claims17
A composition suitable for use in transfer printing inks which comprises, in intimate admixture, a disperse dye or dispersion optical brightener sublimable at a temperature of 180.degree. to 220.degree. C., or a mixture of such a dye and optical brightener, and, as a dispersing aid, a compound of the formula ##STR3##
Dependencies are inferred from the claim text.