Benzophenone quaternary ammonium linked (meth)acrylates, photocu

Details Benzophenone quaternary ammonium linked (meth)acrylates, photocu Benzophenone quaternary ammonium linked (meth)acrylates, photocu

1989-02-27

1990-08-14

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...

526288, 526313, 5262922, 427 541, 522 34, 522 84, 522173, 522905, 560221, C07C 6954, C08F 2036, C08F22036, C08F 250

Patent

active

049488198

ABSTRACT:
A compound of general formula ##STR1## in which X.sup.- represents one equivalent of an anion; R.sup.5 represents a hydrogen atom or a methyl group; each R.sup.4 independently represents a methyl or ethyl group; and each of R.sup.1, R.sup.2 and R.sup.3 independently represents a hydrogen or halogen atom, an alkyl, alkoxy or alkylthio group having from 1 to 4 carbon atoms, an arylthio group or a group of formula ##STR2## in which R.sup.4, R.sup.5 and X have the meanings given above, are useful as water soluble co-polymerizable photoinitiators.

REFERENCES:
patent: 4011259 (1977-03-01), Samour et al.
patent: 4177122 (1979-12-01), Sato
patent: 4257859 (1981-03-01), Fischer
patent: 4310687 (1982-01-01), Barabas
patent: 4859727 (1989-08-01), Sasaki

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