C - Chemistry – Metallurgy – 09 – D
Patent
C - Chemistry, Metallurgy
09
D
C09D 175/06 (2006.01) C08G 18/08 (2006.01) C08G 18/42 (2006.01) C08G 18/68 (2006.01) C08G 18/80 (2006.01) C09D 167/02 (2006.01)
Patent
CA 2329593
Coating composition especially for preparing automotive surfacers, comprising a condensation product A of a carboxyl group-containing resin A1 and a hydroxyl group- containing resin A2, a curing agent C which becomes active only at an elevated temperature of at least 80 °C, with the proviso that at least 20/% of the mass of the curing agent C is insoluble in water, and a low molar mass polyester B having a hydroxyl number of from 100 to 450 mg/g and a Staudinger Index of from 2.5 to 6 cm3/g, obtainable by condensing aliphatic polyols B1 and aliphatic, cycloaliphatic or aromatic polycarboxylic acids B2, the average functionality (number of the hydroxyl groups and/or acid groups per molecule) of component B1 being greater by at least 0.2 than that of component B2.
Dworak Gert
Staritzbichler Werner
Fetherstonhaugh & Co.
Solutia Austria Gmbh
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