Optical brightening compositions for high quality ink jet...

D - Textiles – Paper – 21 – H

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D21H 21/30 (2006.01) B41M 5/52 (2006.01) C09D 11/00 (2006.01)

Patent

CA 2744839

The instant invention relates to liquid compositions comprising derivatives of diaminostilbene, binders and ink fixing agents such as divalent metal salts for the optical brightening of substrates suitable for high quality ink jet printing.

La présente invention concerne des compositions liquides qui comprennent des dérivés de diaminostilbène, des liants et des fixateurs d'encre tels que des sels de métaux divalents, et qui conviennent au blanchiment optique de substrats destinés à l'impression jet d'encre de haute qualité.

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