Phenyl ketone derivatives

Details Phenyl ketone derivatives Phenyl ketone derivatives

1985-10-02

1988-04-19

Ramsuer, Robert W.

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

Organic compounds

Four or more ring nitrogens in the bicyclo ring system

544175, 544399, 546237, 564344, 564305, 564337, 564339, C07C 9710, C07D29510

Patent

active

047390522

ABSTRACT:
Compounds of the formula I, II or III ##STR1## in which Ar and Ar' are an oxygen-containing aromatic radical, R.sup.1 and R.sup.2 are a monovalent hydrocarbon radical which is substituted or unsubstituted, or R.sup.1 and R.sup.2 together form alkylene, oxaalkylene or azaalkylene, R.sup.3 is a direct bond or a divalent hydrocarbon radical, X and X' are a monovalent amino group and Y is a divalent amino or diamino group, are excellent photoinitiators for the photocuring of colored, especially pigmented, compositions containing an olefinically unsaturated, photopolymerizable binder.

REFERENCES:
patent: 4308400 (1981-12-01), Felder et al.

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