Lipophilic quaternary ammonium salicylates, their use in cosmetics and in dermopharmacy

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United States of America Patent

PATENT NO 5001156
SERIAL NO

07127494

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Abstract

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Lipophilic quaternary ammonium salicylate, characterized in that it corresponds to the formula: ##STR1## in which: (i) R.sub.1, R.sub.2, R.sub.3 and R.sub.4, which may be identical or different, denote an alkyl or alkylcycloalkyl radical, optionally substituted or interrupted; (ii) R.sub.3 and/or R.sub.4 denote(s) a group: R.sub.8 [OC.sub.2 H.sub.3 R.sub.7 ].sub.n [OCH.sub.2 CHOH--CH.sub.2 ].sub.p in which 0.ltoreq.n.ltoreq.4 and p denotes 0 or 1; R.sub.8 denotes H or an alkyl, alkenyl, alkylcycloalkyl or alkylaryl radical; (iii) R.sub.4 denotes an alkylphenyl radical; (iv), (v) R.sub.1 and R.sub.2 can form a saturated or unsaturated aromatic or non-aromatic heterocycle; (vi) R.sub.1, R.sub.2 and R.sub.3 form polycyclic derivatives with the nitrogen atoms; R.sub.5 denotes a group corresponding to the formula: ##STR2## in which n is an integer varying between 0 and 10.

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Patent Owner(s)

Patent OwnerAddress
L'OREAL75008 PARIS

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hocquaux, Michel Paris, FR 38 1475
Jacquet, Bernard Antony, FR 42 2639
Laugier, Jean P Antony, FR 3 64
Philippe, Michel Antony, FR 149 1165
Sebag, Henri Paris, FR 97 1549

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