NON-IONICALLY HYDROPHILISED BINDING DISPERSIONS Russian patent published in 2013 - IPC C08G18/10 C08G18/28 C08G18/32 C08G18/65 C09D175/00 D06M15/564 

FIELD: chemistry.

SUBSTANCE: aqueous dispersion contains the following structural components: (A) 10-40 wt % of one or more aliphatic polyisocyanate compounds; (B) 40-70 wt % of at least one polyhydroxy compound having molecular weight M_n ranging from 400 g/mol to 8000 g/mol; (C) 19-49 wt % of a non-ionically hydrophilising monofunctional polyoxyalkylene ether which contains only one hydroxyl or amino group and 50-100 wt % of structural components derived from ethylene oxide, and having molecular weight M_n ranging from 1200 g/mol to 3000 g/mol; (D) 0.5-10 wt % of at least one polyamine compound having molecular weight M_n ranging from 32 g/mol to 400 g/mol and functionality greater than or equal to 1; (E) 0.5-10 wt % of a polyhydroxy compound having molecular weight M_n ranging from 62 g/mol to 320 g/mol and functionality greater than or equal to 1; and (F) 0-10 wt % of auxiliary substances and additives; wherein the sum of said structural components (A) through (F) equals 100 wt %.

EFFECT: obtaining novel aqueous polyurethane carbamide dispersions which have sufficiently high storage stability.

6 cl, 9 ex, 2 tbl