Alkylbisacylphosphine oxides

Details Alkylbisacylphosphine oxides Alkylbisacylphosphine oxides

1992-09-17

1995-03-21

Mars, Howard T.

Organic compounds -- part of the class 532-570 series

Organic compounds

Phosphorus containing

568 14, C07F 953

Patent

active

053997700

ABSTRACT:
Compounds of the formula I ##STR1## in which R.sub.1 is C.sub.1 -C.sub.18 alkyl, cyclopentyl or cyclohexyl, and R.sub.2 and R.sub.3, independently of one another, are phenyl which is unsubstituted or monosubstituted to tetrasubstituted by halogen, C.sub.1 -C.sub.4 alkyl and/or C.sub.1 -C.sub.4 alkoxy, with the proviso that R.sub.1 is not decyl if R.sub.2 and R.sub.3 are chlorine-substituted phenyl, are suitable for the photopolymerization of compounds containing ethylenically unsaturated double bonds.

REFERENCES:
patent: 4737593 (1988-04-01), Ellrich et al.
patent: 4792632 (1988-12-01), Ellrich et al.
patent: 4868091 (1989-09-01), Boettcher et al.
Chem. Abst. of EP 413,657 92-052 929/08, 1991.

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