Polyurethane with flouro-diols suitable for ink-jet printing

Details Polyurethane with flouro-diols suitable for ink-jet printing Polyurethane with flouro-diols suitable for ink-jet printing

C - Chemistry, Metallurgy

09

D

C09D 11/10 (2006.01)

Patent

CA 2676521

The present invention is drawn toward ink-jet inks, coating compositions, methods of printing durable images, and fluoro-diol-modified polyurethanes. The ink-jet ink can comprise a liquid vehicle, a colorant, and a fluoro-diol- modified polyurethane binder having a weight average molecular weight from about 3,000 Mw to about 180,000 Mw, wherein each side chain of the binder has no more than 15 fluoro substitutions.

L'invention concerne des encres pour jet d'encre, des compositions de revêtement, des procédés d'impression d'images durables, et des polyuréthanes modifiés par le fluorodiol. L'encre pour jet d'encre peut comprendre un véhicule liquide, un colorant, et un liant polyuréthane modifié par le fluorodiol ayant une masse moléculaire moyenne en masse d'environ 3 000 Mm à environ 180 000 Mm, où chaque chaîne latérale du liant ne contient pas plus de 15 substituants fluoro.

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