C - Chemistry – Metallurgy – 09 – D
Patent
C - Chemistry, Metallurgy
09
D
C09D 5/03 (2006.01) C08G 59/42 (2006.01) C08G 59/68 (2006.01) C08K 5/19 (2006.01) C09D 133/06 (2006.01) C09D 163/00 (2006.01) C09D 167/00 (2006.01) C09D 175/04 (2006.01)
Patent
CA 2102788
Provided are thermosetting powder coating composi- tions which contain a quaternary ammonium salt or hydroxide having at least one substituent of eight carbons or more and one lower alkyl group. Such quaternary ammonium salts or hydroxides were found to catalyze the curing or cross-linking reaction at lower temperatures in such compositions than previously possible.
Bott Lawrence Lester
Helvey Max Eugene
Gowling Lafleur Henderson Llp
Ppg Industries Inc.
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