Aqueous dispersion compositions and coatings prepared therefrom

C - Chemistry – Metallurgy – 09 – D

Patent

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Details

C09D 167/00 (2006.01) C08J 3/02 (2006.01) C09D 177/12 (2006.01)

Patent

CA 2145658

Disclosed is pigmented dispersion containing a non-amine wetting and dispersing agent and a water-dissipatable or dis- persible polyester containing sulfonate groups that has improved stability having a substantial number of capped carboxyl groups attached to the sulfomonomer moieties. This polyester can be prepared by capping the carboxyl end groups of the polyester with oxirane compounds or by polymerizing the reactants wherein one reactant is a diol that is a diester adduct of a glycol and a dicar- boxylic acid sulfomonomer.

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