Patent · US Expired

Hair care compositions

US6689347B2 · kind B2 · utility

0Cited by
0References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 30, 2002
Grant dateFeb 10, 2004
Priority date
Expiry dateApr 30, 2022

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61K2800/622
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

This invention relates to an aqueous hair care composition comprising water-insoluble particles having a layered structure comprising oxygen atoms and silicon and/or phosphorus atoms, and comprising organic functional groups which are bonded to silicon and/or phosphorus atoms in the layers by covalent bonds.

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