Colourless ketimines, their preparation and their use as...

Details Colourless ketimines, their preparation and their use as... Colourless ketimines, their preparation and their use as...

C - Chemistry, Metallurgy

07

C

400/110, 402/3,

C07C 251/06 (2006.01) C08G 59/18 (2006.01) C08G 59/40 (2006.01) C08G 59/50 (2006.01) C08K 5/29 (2006.01)

Patent

CA 1281338

Abstract The invention pertains to a colourless ketimine or an adduct thereof dis- playing excellent colour stability and usable as a cross-linking agent in a curable coating, impregnating, sealing or bonding composition wherein the ketimine is the adduct of a polyamine having a primary and a secondary amino group and containing at least 3 carbon atoms in a linear chain be- tween both amino groups, and a ketone containing not more than 8 carbon atoms and having methylene groups adjacent to the carbonyl group. The in- vention also pertains to a process for preparing the ketimine and to the use of the ketimine in A curable composition.

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