Organic compounds -- part of the class 532-570 series – Organic compounds – Chalcogen in the nitrogen containing substituent
Patent
1980-03-13
1981-06-02
Raymond, Richard
Organic compounds -- part of the class 532-570 series
Organic compounds
Chalcogen in the nitrogen containing substituent
26032656, 2603265J, 544174, 544175, 544357, 544399, 546190, 546237, 564342, 564344, 564345, C07C 9710, C07D26530, C07D24104, C07D21108
Patent
active
042712947
ABSTRACT:
Compounds of the formula I ##STR1## wherein Ar.sup.1 and Ar.sup.2 represent unsubstituted or substituted phenyl, R.sup.1 represents hydrogen, alkyl, alkoxy, hydroxyalkyl, allyl, benzyl or a group --O--R.sup.2 -NR.sup.3 R.sup.4, R.sup.2 represents alkylene and --NR.sup.3 R.sup.4 is an open chain or cyclic organic amino group, are effective initiators for the photopolymerization of unsaturated compounds or for the photocrosslinking of polyolefins. They can be obtained by different methods which are in themselves known, in particular by reaction of the corresponding haloalkyl ethers or haloalkyl ketals with primary or secondary amines.
REFERENCES:
patent: 3715293 (1973-02-01), Sandner et al.
Felder Louis
Kirchmayr Rudolf
Kusler Rinaldo
Ciba-Geigy Corporation
Hall Luther A. R.
Raymond Richard
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