Tin monochelate catalysis of organopolysiloxane compositions

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

1988-06-27

1990-09-11

Marquis, Melvyn I.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

From silicon reactant having at least one...

524860, 524863, 528 19, C08G 7706

Patent

active

049564366

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 .beta.-dicarbonyl compound with an organotin salt.

REFERENCES:
patent: 4517337 (1985-05-01), Lockhart et al.
patent: 4554310 (1985-11-01), Wengrovius et al.

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