Colorless ketimines their preparation and their use as cross-lin

Details Colorless ketimines their preparation and their use as cross-lin Colorless ketimines their preparation and their use as cross-lin

1987-04-02

1991-04-30

Reamer, James H.

Organic compounds -- part of the class 532-570 series

Organic compounds

Amino nitrogen containing

564248, C07C25108

Patent

active

050119940

ABSTRACT:
The invention pertains to a colorless ketimine or an adduct thereof displaying excellent color 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 between both amino groups, and a ketone containing not more than 8 carbon atoms and having methylene groups adjacent to the carbonyl group. The invention also pertains to a process for preparing the ketimine and to the use of the ketimine in a curable composition.

REFERENCES:
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patent: 3621006 (1971-11-01), Schmeinger et al.
patent: 3975251 (1976-08-01), McGinniss
patent: 4028414 (1977-06-01), Clough
patent: 4126640 (1978-11-01), Floyd
patent: 4251597 (1981-02-01), Emmons et al.
patent: 4503174 (1985-03-01), Vasta
patent: 4504631 (1985-03-01), Stephen

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