[EN] METHOD FOR PRODUCING 2-(4-N,N-DIALKYLAMINO-2-HYDROXYBENZOYL) BENZOATES [FR] PROCÉDÉ DE PRODUCTION DE BENZOATES DE 2-(4-N,N-DIALKYLAMINO-2-HYDROXYBENZOYLE)
Topically applicable cosmetic/dermatological sunscreen composition well suited for the enhanced UV-photoprotection of human skin and/or hair, contain synergistically UV-A
PPD
-enhancing amounts of (i) at least one UV-screening silicon compound having a benzotriazole functional group substituent, (ii) at least one UV-screening dibenzoylmethane compound, and (iii) at least one UV-screening amino-substituted 2-hydroxybenzophenone compound having the following structural formula (III):
1
formulated into (iv) a topically applicable, cosmetically/dermatologically acceptable vehicle, diluent or carrier therefor.
Topically applicable cosmetic/dermatological sunscreen compositions well suited for the stable UV-photoprotection of human skin and/or hair, are devoid of any p-methylbenzylidenecamphor, but which contain (a) an effective photoprotecting amount of at least one UV-sunscreening dibenzoylmethane compound, (b) an effective photoprotecting amount of at least one UV-screening 1,3,5-triazine compound normally photosensitive in the presence of a dibenzoylmethane compound (a), and (c) an effective photostabilizing amount of at least one UV-screening amino-substituted 2-hydrozybenzophenone compound having the following structural formula (VIII):
1
formulated into (d) a topically applicable, cosmetically/dermatologically acceptable vehicle, diluent or carrier therefor.
Topically applicable cosmetic/dermatological sunscreen compositions well suited for the enhanced UV-photoprotection of human skin and/or hair, contain synergistically SPF-enhancing amounts of (a) benzene-1,4-di(3-methylidene-10-camphorsulfonic acid), optionally in partially or completely neutralized state, and (b) at least one amino-substituted 2-hydroxybenzophenone compound having the following structural formula (I):
1
formulated into (c) a topically applicable, cosmetically/dermatologically acceptable vehicle, diluent or carrier therefor.
Topically applicable cosmetic/dermatological sunscreen compositions well suited for the stable UV-photoprotection of human skin and/or hair are devoid of any p-methylbenzylidenecamphor, but contain (a) an effective photoprotecting amount of at least one UV-screening dibenzoylmethane compound, and (b) an effective photostabilizing amount of at least on UV-screening amino-substituted 2-hydroxybenzophenone compound having the following structural formula (I):
1
formulated into (c) a topically applicable, cosmetically/dermatologically acceptable vehicle, diluent or carrier therefor.
Topically applicable cosmetic/dermatological self-tanning compositions well suited for enhancing the coloration imparted by and/or the stabilizing of the self-tanning agent, contain (i) an effective amount of at least one artificial/sunless tanning agent, and (ii) an effective stabilizing/enhancedly self-tanning amount of at least one amino-substituted 2-hydroxybenzophenone compound having the following structural formula (I):
1
formulated into (iii) a topically applicable, cosmetically/dermatologically acceptable vehicle, diluent or carrier therefor.