C - Chemistry – Metallurgy – 09 – D
Patent
C - Chemistry, Metallurgy
09
D
C09D 175/02 (2006.01) C08G 18/08 (2006.01) C08G 18/62 (2006.01) C08G 18/70 (2006.01)
Patent
CA 2204178
A two-component thermosetting coating composition is disclosed wherein the binder components comprise: a) an amino component comprising an aqueous solution and/or dispersion of at least one polyacrylate containing amino groups in a quantity sufficient to make said polyacrylate soluble and/or dispersible in water; and b) a polyisocyanate component containing free isocyanate groups. Also disclosed is the method of emulsifying component (b) into component (a).
L'invention concerne une composition d'enduit thermodurcissable à deux composants dans laquelle les composants de liaison comportent: a) un composant amine comprenant une solution aqueuse et/ou une dispersion d'au moins un polyacrylate contenant des groupes amine en quantité suffisante pour le rendre hydrosoluble et/ou dispersible et, b) un composant polyisocyanate contenant des groupes isocyanate libres. L'invention décrit également un procédé permettant d'émulsionner le composant (b) dans le composant (a).
Carney Joseph M.
Das Suryya K.
Jennings Robert E.
Kilic Soner
Thomas Stephen J.
Borden Ladner Gervais Llp
Ppg Industries Inc.
Ppg Industries Ohio Inc.
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