Light curable dental liquid or paste

Details Light curable dental liquid or paste Light curable dental liquid or paste

1987-03-23

1989-04-25

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...

522 13, 522102, 522120, 522908, 522116, 525303, C08F 250, C08F 436, C08F26506

Patent

active

048248762

ABSTRACT:
A light curable dental liquid or paste comprises an ethylenic unsaturated monomer, a light polymerization initiator and an organic filler. The light polymerization initiator is a combination of an organic peroxide and a pyrylium salt compound of: ##STR1## wherein R.sub.1, R.sub.2 and R.sub.3 each represents a hydrogen atom, an alkyl group and the like, X stands for an oxygen or sulfur atom and Y for an anionic functional group.

REFERENCES:
patent: 4416826 (1983-11-01), Neckers
patent: 4459193 (1984-07-01), Ratcliffe
patent: 4474868 (1984-10-01), Yamaoka
patent: 4525232 (1985-06-01), Rooney
patent: 4533446 (1985-08-01), Conway
patent: 4674980 (1987-06-01), Ibsen
patent: 4777191 (1988-10-01), Komai
Chimia Y Technologia, vol. 6, 1980, pp. 23-25.
Komai, J59-197401 of Nov. 9, 1984, Japio Abstract No. 84-197401.
Komai, EP-126541 of Nov. 28, 1984, Derwent Abstract No. 84-295941/48.

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