Copolymerizable, ultraviolet light absorber (2-cyano-3,3-dipheny

Details Copolymerizable, ultraviolet light absorber (2-cyano-3,3-dipheny Copolymerizable, ultraviolet light absorber (2-cyano-3,3-dipheny

1979-03-20

1980-05-13

Torrence, Dolph H.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260 4585A, C07C 2170

Patent

active

042028345

ABSTRACT:
This invention relates to copolymerizable ultraviolet light absorber compounds having the formula: ##STR1## where (Ar).sub.1 and (Ar).sub.2 are aromatic carbocyclic nuclei of the benzene and naphthalene series and are independently selected from phenyl or phenyl substituted with alkyl, halo, alkoxy, carboxy, carbalkoxy, cyano, acetyl, benzoyl, phenyl, alkyl phenyl, phenoxy phenyl, alkyl substituted phenoxy, or alkoxy phenyl substituted phenyl, and naphthyl;
X is alkylene, C.sub.2 -C.sub.17, unsubstituted, or halo, cyano, alkyl, alkoxy, alkoxyalkyl, or alkoxyalkyleneoxy, C.sub.1 -C.sub.6 substituted.
R is alkylene, oxyalkylene, alkyleneoxyalkylene, or benzylene, C.sub.1 -C.sub.10, unsubstituted or substituted with hydroxy, and
R' and R" are independently hydrogen or alkyl, C.sub.1 -C.sub.6.

REFERENCES:
patent: 3644466 (1972-02-01), Strobel et al.

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