Drug – bio-affecting and body treating compositions – Topical sun or radiation screening – or tanning preparations
Patent
1987-06-03
1988-06-14
Lee, Mary C.
Drug, bio-affecting and body treating compositions
Topical sun or radiation screening, or tanning preparations
546190, 546191, 524102, 252401, 252405, A61K 742, C07D21130, C07D21132, C07D21108
Patent
active
047510730
ABSTRACT:
2,2,6,6-tetraalkyl-4-piperidinyl derivatives and, more specifically, the N,N'-bis(2,2,6,6-tetraalkyl-4-piperidene)2,2'-diamino-2,2'-dihydrocarbyl divinyl ketones wherein the alkyl groups have independently from one to about eight carbon atoms and said hydrocarbyl moieties are selected from the group consisting of alkyls having between one and about eight carbon atoms, aryl, alkaryl, and aralkyl groups having between one and about twenty carbon atoms.
These compounds are useful as UV light stabilizers in plastics and cosmetics (e.g. sunscreens).
REFERENCES:
patent: 3374246 (1968-03-01), Marcus et al.
patent: 3936418 (1976-02-01), Pond et al.
patent: 4086204 (1978-04-01), Cassandrini et al.
patent: 4104248 (1978-08-01), Cantatore
patent: 4127586 (1978-11-01), Rody et al.
patent: 4166814 (1979-09-01), Karrer
patent: 4191683 (1980-03-01), Brunetti et al.
patent: 4233410 (1980-11-01), Rody et al.
patent: 4233412 (1980-11-01), Rody et al.
patent: 4250268 (1981-02-01), Rody et al.
patent: 4356287 (1982-10-01), Loffelman et al.
patent: 4548973 (1985-10-01), Raynor
Carlson Dale Lynn
Lee Mary C.
Olin Corporation
Richter J.
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