Chemistry of carbon compounds – Miscellaneous organic carbon compounds – C-metal
526264, 526297, 526323, 252300, C07C12170
This invention relates to copolymerizable ultraviolet light absorber compounds having the formula: ##STR1## where (Ar).sub.1 and (Ar).sub.2 are aromatic carbocylic 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;
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patent: 3993684 (1976-11-01), Dunnavant et al.
Gruber Bruce A.
Lorenz Donald H.
Kehm Walter C.
Torrence Dolph H.
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