Patent ID: 6426080
Filing Date: 2002-07-30
Classification: A61K,A61Q,Y10S

Abstract:
Cosmetic active substance preparation with a radical protection factor, which comprises a content of(a) a product obtained by extraction of the bark of Quebracho blanco and subsequent enzymatic hydrolysis, containing at least 90 percent by weight of proanthocyanidine oligomers and up to 10 percent by weight of gallic acid, where the content of (a), in the cosmetic active substance prepartion ranges from 0.1 to 10 wt. % and wherein (a) is present as a microcapsule with a concentration of the extraction product of 2 wt %; (b) an extract of silkworm obtained by extraction, containing the peptide cecropine, amino acids and a vitamin mix, where the content of (b) ranges from 0.1 to 10 wt. %; (c) a non-ionic, cationic or anionic hydrogel or mixture of hydrogels, where the content of (c) ranges from 0.1 to 5 wt. %; (d) at least one phospholipid in the range of 0.1 up to 30 wt. %; (e) water, wherein the radical protection factor is in the range 100 to 3500Â·1014 radicals per mg preparation; and wherein an association complex is between the phospholipids (d), at least comprising the components (a) and (b) and the gel (c) with the water (e).