Laundry care compositions with thiazolium dye
US7674757B2 · kind B2 · utility
22Cited by
24References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 19, 2007 |
| Grant date | Mar 9, 2010 |
| Priority date | — |
| Expiry date | Jan 19, 2027 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC11D1/75
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The present invention relates to thiazolium dyes, laundry care compositions comprising one or more thiazolium dyes, processes of making such dyes and laundry care compositions and methods of using same. The dyes, compositions and methods of the present invention are advantageous in providing improved hueing of fabric, including whitening of white fabric, while avoiding significant build up of bluing dyes on the fabric.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.