C - Chemistry – Metallurgy – 09 – D
Patent
C - Chemistry, Metallurgy
09
D
C09D 5/44 (2006.01) C08G 18/08 (2006.01) C08G 18/58 (2006.01) C08G 59/14 (2006.01) C08G 59/18 (2006.01) C08G 59/50 (2006.01)
Patent
CA 2284004
The invention relates to aqueously dispersed binding agents (A) which can be obtained by neutralizing tertiary amino groups of an amino epoxide resin a1) with acid and reacting the product obtained with a polyepoxide a2) with quartenary ammonium groups being formed before converting it into an aqueous dispersion with water. The invention also relates to a method for producing aqueously dispersed binding agents (A) and the use thereof in cathodic electrodeposition paints.
L'invention concerne des liants hydrodispersés (A) obtenus par neutralisation de groupes amino tertiaires d'une résine d'aminoépoxyde, a1) avec de l'acide et réaction du produit obtenu avec un polyépoxyde, a2) avec formation de groupes d'ammonium quarternaires et transformation avec de l'eau en une dispersion aqueuse. L'invention concerne également un procédé de production de liants hydrodispersés (A) et leur utilisation dans des peintures électrophorétiques pouvant être déposées par voie cathodique.
Honig Helmut
Klein Klausjorg
Herberts Gmbh & Co. Kg
Kirby Eades Gale Baker
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