Tin monochelate catalysis of organopolysiloxane compositions

Details Tin monochelate catalysis of organopolysiloxane compositions Tin monochelate catalysis of organopolysiloxane compositions

1989-04-19

1990-11-06

Prescott, Arthur C.

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

Organic compounds

Heavy metal containing

C07F 722

Patent

active

049688243

ABSTRACT:
Organopolysiloxane compositions curable into elastomeric state, whether in single- or two-component form, comprise an .alpha.,.omega.-dihydroxypolydiorganopolysiloxane oil, a crosslinking agent therefor, optionally, inorganic fillers and an adhesion promoter, and a catalytically effective amount of a pentacoordinated tin monochelate produced by reacting a tin oxide with a .beta.-dicarbonyl compound and a carboxylic acid.

REFERENCES:
patent: 3933743 (1976-01-01), Coates et al.
patent: 4283578 (1981-08-01), Kaplan

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