Ultraviolet light absorbing agents and compositions and articles

Details Ultraviolet light absorbing agents and compositions and articles Ultraviolet light absorbing agents and compositions and articles

1980-05-30

1981-07-14

Shaver, Paul F.

Organic compounds -- part of the class 532-570 series

Organic compounds

Silicon containing

556416, 556442, 428412, 10628713, C07F 718, C07F 709

Patent

active

042788048

ABSTRACT:
There are provided ultraviolet light absorbing agents of the following general formula ##STR1## wherein: X is ##STR2## Y is H or OH, Z is H, OH, OQ or OW, where at least one Z is OH if Y is H;

REFERENCES:
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patent: 2637838 (1953-05-01), Peters
patent: 3352896 (1967-11-01), Dressler et al.
patent: 3395116 (1968-07-01), Dressler et al.
patent: 3489781 (1970-01-01), Wilkus et al.
patent: 3708225 (1973-01-01), Misch et al.
patent: 3976497 (1976-08-01), Clark
patent: 3986997 (1976-10-01), Clark
patent: 4042613 (1977-08-01), Takamizawa et al.
patent: 4051161 (1977-09-01), Proskow
patent: 4177315 (1979-12-01), Ubersax
"J. Chem. Soc.", pp. 1433-1435, 1957.

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