| 摘要 |
Use of mixtures (A) of surfactants (I) that form multilamellar liquid crystalline structures is claimed for reducing skin irritation of cosmetic and/or pharmaceutical formulations applied to the skin or used to improve hair structure. (I) Comprise at least two of e.g. isethionates, taurates, sarcosinates, acyl lactylates and acyl glutamates. Use of mixtures (A) of surfactants (I) that form multilamellar liquid crystalline structures is claimed for reducing skin irritation of cosmetic and/or pharmaceutical formulations applied to the skin or used to improve hair structure. (I) Comprise at least two of isethionates, taurates, sarcosinates, acyl lactylates, acyl glutamates, fatty acid protein condensates, polyethylene glycol (PEG) stearates, PEG distearates (with hydrophilic lipophilic balance below 10), alkyl polyglycosides and betaines. Independent claims are also included for: (1) use of (A) in compositions that contain active agents (II) for improving delivery of (II) to the skin or hair, where (II) are organic light protection filters, antidandruff or other pharmaceutical agents, keratolytics, antioxidants, plant extracts, oils and/or waxes; (2) a mixture (A1) containing 20-90 wt.% (I) of at least two different groups and 10-80 wt.% water and/or polyol; (3) a cosmetic and/or pharmaceutical rinse off formulation (B) containing 0.2-20 wt.% (A1) and 0-50 wt.% (II), and (4) a hair and/or skin cleaning composition that contains (A1) or (B). ACTIVITY : Dermatological. MECHANISM OF ACTION : None given. |
