Color-photographic recording material

Details Color-photographic recording material Color-photographic recording material

1983-12-15

1985-12-10

Michl, Paul R.

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

430551, 546224, 546241, C07D21150

Patent

active

045581312

ABSTRACT:
Compounds which contain in their molecule both a hydroquinone monoether or resorcinol monoether radical and a polyalkylpiperidine radical are effective stabilizers for photographic dyes and their intermediates. In particular, they act as stabilizers against damage by light.

REFERENCES:
patent: 4148784 (1979-04-01), Malherbe
patent: 4197236 (1980-04-01), Rosenberger
patent: 4340533 (1982-07-01), Rody
patent: 4344877 (1982-08-01), Nikles

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