Aqueuous dispersions for the production of coating compositions

Details Aqueuous dispersions for the production of coating compositions Aqueuous dispersions for the production of coating compositions

C - Chemistry, Metallurgy

08

L

400/5022

C08L 57/00 (2006.01) C09D 109/00 (2006.01) C09D 157/00 (2006.01) D21H 19/56 (2006.01)

Patent

CA 1163395

ABSTRACT OF THE DISCLOSURE Aqueous dispersions which are suitable for the production of improved coating compositions for flat substrates, particularly for coated print carriers, conprising a) as binder polymers A from one or more of the monomers styrene, butadiene, isoprene, acrylonitrile, Cl-C12-alkyl esters of acrylic and methacrylic acid, ethylene, vinyl acetate and vinyl chloride, and b) as co-binder water-soluble polymers B which 1) contain at least 40 mol % of polymerized units of an unsaturated carboxylic acid amide, vinyl pyrrolidone, ethylene oxide, vinyl alcohol or allyl alcohol, 2) are present in a quantity of from 0.5 to 50 % by weight, based on polymer A, and 3) are partially or completely bonded to polymer A, the quantity of bonded polymer B being at least 0.5% by weight of polymer A.

358515

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