C - Chemistry – Metallurgy – 09 – D
Patent
C - Chemistry, Metallurgy
09
D
400/5123, 204/97
C09D 5/44 (2006.01) C08G 18/60 (2006.01) C08G 18/64 (2006.01) C08G 18/80 (2006.01) C09D 175/04 (2006.01) C25D 13/08 (2006.01)
Patent
CA 2010431
A heat-curable coating composition for cathodic electrocoating which becomes water-thinnable on protonation with an acid contains (A) 50-95% by weight of a polycondensation or polyaddition product having an average molecular weight of from 500 to 20,000 and containing primary and/or secondary hydroxyl groups and primary, secondary and/or tertiary amino groups, and (B) 5-50% by weight of a crosslinking agent obtainable by reacting a) an aliphatic polyhydroxy compound and b) an aromatic polyhydroxy compound with c) an aliphatic and/or cycloaliphatic polyisocyanate and d) a blocking agent.
Faul Dieter
Heimann Ulrich
Huemke Klaus
Schupp Hans
Schwerzel Thomas
Basf Lacke + Farben Aktiengesellschaft
Faul Dieter
Heimann Ulrich
Huemke Klaus
Robic
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