Cosmetic and dermatological preparation based on magnetically ha

Details Cosmetic and dermatological preparation based on magnetically ha Cosmetic and dermatological preparation based on magnetically ha

1998-03-04

1999-10-05

Page, Thurman K.

Drug, bio-affecting and body treating compositions

Preparations characterized by special physical form

424401, 514951, A61K 600, A61K 700, A61K 900

Patent

active

059619880

ABSTRACT:
The invention relates to a cosmetic and dermatological preparation for treating sensitive tissue, wounds and hair. The preparation contains (a1) magnetically hard particles such as barium or strontium hexaferrite single crystals, samariumcobalt particles (SmCo) and neodymium-iron-boron particles (Nd.sub.2 Fe.sub.14 B), each with a particle size in the range of 80 to 550 nm, and with a coercive field strength of the particles in the range of 1,000 to 20,000 Oerstedt; or (a2) particles according to (a1), encapsulated in aqueous liposomes or asymmetrical lamellar aggregates, where the aggregates consist of fluorocarbons and natural phospholipids with a phosphatidylcholine content of 30 to 99 wt %; and separately in addition to (a1) or (a2) or mixtures thereof, it also contains asymmetrical lamellar aggregates without encapsulated particles which are loaded with oxygen to the saturation limit. In addition, it also contains excipients and optionally other cosmetic or pharmacological active ingredients.

REFERENCES:
patent: 5800835 (1998-09-01), Zastrow et al.

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