Curable organopolysiloxane compositions

Details Curable organopolysiloxane compositions Curable organopolysiloxane compositions

1993-12-14

1995-02-21

Bleutge, John C.

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

Synthetic resins

Compositions to be polymerized by wave energy wherein said...

528 34, 528 18, C08F 246

Patent

active

053915887

ABSTRACT:
Curable compositions comprising (A) an organopolysiloxane of the following general formula (1): ##STR1## wherein R.sup.1 is hydrogen or methyl, R.sup.2 and R.sup.3 are monovalent hydrocarbon groups, and R.sup.4 is a divalent organic group, (B) a silane having an .alpha.-silylester group, (C) a photoinitiator, and (D) a curing catalyst. The compositions are both photo-curable and room-temperature-curable. When cured by irradiation with light, the compositions give cured products having good rubber properties.

REFERENCES:
patent: 4699802 (1987-10-01), Nakos et al.
patent: 4943613 (1990-07-01), Arai et al.
patent: 5180771 (1993-01-01), Arai et al.
patent: 5268396 (1993-12-01), Lai
patent: 5292849 (1994-04-01), Fujioka et al.

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