UV light-curable epoxy-functional organopolysiloxane/polyether c

Details UV light-curable epoxy-functional organopolysiloxane/polyether c UV light-curable epoxy-functional organopolysiloxane/polyether c

1991-09-06

1994-11-15

Berman, Susan W.

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

Synthetic resins

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

522170, 528 14, 528 25, C08F 250, C08G 7704, C08G 7714

Patent

active

053648889

ABSTRACT:
A UV light-curable organopolysiloxane composition which comprises (A) 100 parts by weight of an organopolysiloxane having at least one functional epoxy group in one molecule, (B) from 1 to 100 parts by weight of a polyether compound of the formula, R.sup.1 --(OR.sup.2).sub.n --OR.sup.3, wherein R.sup.1 represents an alkyl or alkenyl group having from 1 to 8 carbon atoms, R.sup.2 represents an alkylene group having from 2 to 4 carbon atoms, R.sup.3 represents a hydrogen atom or an alkyl or alkenyl group having from 1 to 8 carbon atoms, and n is an integer of from 1 to 50, and (C) from 0.01 to 40 parts by weight of all onium salt photoinitiator.

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patent: 4885319 (1989-12-01), Dougherty et al.
patent: 5057358 (1991-10-01), Riding et al.

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