Hetero nitrogen containing compounds and polymerms light stabili

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Processes of preparing a desired or intentional composition...

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Details

524105, 524106, 544139, 546210, 548300, C08K 534

Patent

active

045555370

ABSTRACT:
Compounds of the formula: ##STR1## are disclosed as light stabilizers for polymers normally subject to degradation by light.

REFERENCES:
patent: 2576306 (1951-11-01), Morey
patent: 3448074 (1969-06-01), Kitaoka et al.
patent: 3645965 (1972-02-01), Murayama et al.
patent: 3971757 (1976-07-01), Rasberger
Kena et al, J.A.C.S., vol. 100, No. 3, 1978, pp. 934-937.

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