Water-based chemical compositions

C - Chemistry – Metallurgy – 09 – D

Patent

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Details

400/1806, 400/18

C09D 11/08 (2006.01) C09D 11/02 (2006.01) C09D 11/10 (2006.01)

Patent

CA 2013996

ABSTRACT WATER-BASED CHEMICAL COMPOSITIONS Water-based compositions which are usable in the formulation of inks, particularly for flexographic printing, containing an acrylic copolymer and a resin, rosin or rosin derivative, in the absence of any protein component. Rosin esters may also be used. a proportion of the acidity of the resin or resin derivative can be neutralised by a base such as ethanolamine to form a soap which disperses the rosin. The copolymer preferably has a glass transition temperature of 0°C or lower.

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