Fluorine-containing dispersants for aqueous paints and coating c

Details Fluorine-containing dispersants for aqueous paints and coating c Fluorine-containing dispersants for aqueous paints and coating c

1996-06-17

1997-09-30

Gorr, Rachel

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

From reactant having at least one -n=c=x group as well as...

524500, 524507, 524539, 524591, 528 49, C08G 1812

Patent

active

056726732

ABSTRACT:
A method for the preparation of water-soluble polyaddition compounds containing perfluoroalkyl groups by the reaction of a polyisocyanate component A) with a fluorine-containing alcohol component B), hydrophilic monohydric polyether alcohols C), isocyanate-reactive tertiary amines D) and optionally other isocyanate-reactive components E) at an NCO index of 80 to 200, the resulting polyaddition compounds and their use as dispersants for incorporating solid substances into aqueous paints and coating compositions.

REFERENCES:
patent: 3255131 (1966-06-01), Ahlbrecht et al.
patent: 3872058 (1975-03-01), Gresham
patent: 4732618 (1988-03-01), Spietschka et al.
patent: 4762752 (1988-08-01), Haubennestel et al.
patent: 4929705 (1990-05-01), Mazanek et al.

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