Back to results
US 4,233,442 AGranted
Copolymerizable, ultraviolet light absorber 4-allyloxybenzal-3'-alkyl-2'-benzothiazoloazines
AssigneeGAF Corporation
InventorsBruce A. Gruber, Donald H. Lorenz
Life of this patent
Estimating the term…
Abstract
This invention relates to copolymerizable ultraviolet light absorber compounds having the formula: ##STR1## R is alkylene, C.sub.1 -C.sub.10, oxyalkylene, C.sub.1 -C.sub.10, alkyleneoxyalkylene, C.sub.1 -C.sub.10 or phenylene, C.sub.1 -C.sub.10, unsubstituted or substituted with hydroxy; R' and R" are independently hydrogen or alkyl; C.sub.1 -C.sub.6 ; and R"' is alkyl, C.sub.1 -C.sub.6.
Claims10
Copolymerizable ultraviolet light absorber compounds having the formula:
- ##STR16## where R is alkylene, C.sub.1 -C.sub.10, oxyalkylene, C.sub.1 -C.sub.10 alkyleneoxyalkylene, C.sub.1 -C.sub.10, phenylene, C.sub.1 -C.sub.10, unsubstituted or substituted with hydroxy;
- R' and R" are independently hydrogen or alkyl, C.sub.1 -C.sub.6 ;
- and
- R''' is alkyl C.sub.1 -C.sub.6.
1 more element
Dependencies are inferred from the claim text.