Viscosity stabilized dispersions

Details Viscosity stabilized dispersions Viscosity stabilized dispersions

C - Chemistry, Metallurgy

08

K

400/106

C08K 5/05 (2006.01) C08G 18/08 (2006.01) C08G 18/40 (2006.01)

Patent

CA 1247767

VISCOSITY STABILIZED DISPERSIONS ABSTRACT OF THE DISCLOSURE The present invention is directed to a composi- tion comprising: (a) a dispersion of a polyurea and/or poly- hydrazodicarbonamide in a relatively high molecular weight organic compound containing at least two hydroxyl groups, wherein the concentration of the polyurea and/or polyhydrazodicarbonamide is from 1 to 40% by weight of the dispersion, (b) from 2 to 10% by weight of water based on the weight of component (a), and (c) from 3 to 10% by weight based on the weight of components (a) and (b), of a sulphonate diol corres- ponding to the formula: Image wherein A and B may be the same or different and represent a difunctional aliphatic hydrocarbon radical containing from 1 to 6 carbon atoms; R represents hydrogen, an aliphatic hydrocarbon radical containing from 1 to 4 carbon atoms, or a phenyl radical; X? represents an alkali metal cation, or an ammonium group which may be substituted; n and m represent the same or different numbers of from 1 to 30; o and p each represent 0 or 1; and q represents 0, 1 or 2.

476827

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