Hair conditioning composition comprising cationic surfactant system, direct dye, and nonionic thickener
US9289630B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 29, 2010 |
| Grant date | Mar 22, 2016 |
| Priority date | — |
| Expiry date | Nov 21, 2030 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K2800/592
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Disclosed is a hair conditioning composition comprising: a cationic surfactant system comprising a mono-long alkyl cationic surfactant and a di-long alkyl cationic surfactant; a high melting point fatty compound; a direct dye; a nonionic thickening polymer having a viscosity of the aqueous solution with 2% of the nonionic thickening polymer being from about 1,000 to about 300,000 m·Pa, at 25° C.; and an aqueous carrier; wherein the composition has a pH of above 4.5 to about 9.0. The composition of the present invention provides improved product stability and color stability, while providing conditioning benefits and coloring benefits.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.