Patent · US Expired

Stable cosmetic composition comprising a poly (2-acrylamido-2-methylpropanesulphonic acid) polymer uncoated solid particles and an oily dispersing polymer

US6231839A · kind A · utility

1Cited by
4References
46Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 20, 1999
Grant dateMay 15, 2001
Priority date
Expiry dateDec 20, 2019

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61K2800/52
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

The invention relates to a composition, in particular for cosmetic, dermatological, hygiene and/or pharmaceutical use, comprising at least one crosslinked poly(2-acrylamido-2-methylpropanesulphonic acid) polymer neutralized to at least 90%, uncoated solid particles and an oily dispersing polymer. It also relates to the cosmetic applications of such a composition.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.