Patent · US Expired

Composition and process for the treatment of keratin materials with polymers

US4445521A · kind A · utility

148Cited by
7References
74Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 22, 1980
Grant dateMay 1, 1984
Priority date
Expiry dateAug 22, 2000

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S424/02
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

New compositions for the treatment of keratin material, in particular human hair, skin and nails are provided comprising a combination of a cationic polymer with an anionic polymer. Surprisingly the anionic polymer can be retained well on the hair, even after rinsing, when applied with the cationic polymer.

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