Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...
Patent
1980-01-17
1981-04-07
Coughlan, Jr., Paul M.
Organic compounds -- part of the class 532-570 series
Organic compounds
Heterocyclic carbon compounds containing a hetero ring...
424 59, 526259, C07D24920
Patent
active
042607680
ABSTRACT:
This invention relates to copolymerizable ultraviolet light absorber compounds having the formula: ##STR1## where R is hydrogen or alkyl C.sub.1 -C.sub.6 ; and
REFERENCES:
patent: 3159646 (1964-12-01), Millionis et al.
patent: 3936418 (1976-02-01), Pond et al.
Gruber Bruce A.
Lorenz Donald H.
Coughlan, Jr. Paul M.
GAF Corporation
Katz Walter
Magee Jr. James
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