Powders coated with specific lipoamino acid composition and...

Details Powders coated with specific lipoamino acid composition and... Powders coated with specific lipoamino acid composition and...

2008-05-20

2008-05-20

Richter, Johann R. (Department: 1616)

Drug, bio-affecting and body treating compositions

Preparations characterized by special physical form

Particulate form

C424S490000, C514S045000, C514S049000

Reexamination Certificate

active

07374783

ABSTRACT:
There is provided a coated powder having a high skin care effect and a high anti-aging effect. The powder which can be used in cosmetics is coated with a mixture (lipoamino acid composition) comprising N-acyl derivatives (also including the form of a salt) of (1) at least one amino acid selected from proline and hydroxyproline, (2) at least one amino acid selected from alanine, glycine and sarcosine and (3) at least one amino acid selected from aspartic acid and glutamic acid, and at least one selected from fatty acids (and/or metal salts thereof) having a carbon number of at least 12 and at most 22.

REFERENCES:
patent: 58-72512 (1983-04-01), None
patent: 60-069011 (1985-04-01), None
patent: 62-087237 (1987-04-01), None
patent: 1-172312 (1989-07-01), None
patent: 5-58842 (1993-03-01), None
patent: 9-208427 (1997-08-01), None
patent: 11-296515 (2000-08-01), None
patent: 2000-212041 (2000-08-01), None
patent: WO 94/15580 (1994-07-01), None

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