Laundry detergent compositions with hueing dye
US7205269B2 · kind B2 · utility
20Cited by
8References
2Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 29, 2005 |
| Grant date | Apr 17, 2007 |
| Priority date | — |
| Expiry date | Jun 29, 2025 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC11D3/40
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Laundry detergent compositions comprise (a) surfactant, and (b) a hueing dye selected from triarylmethane blue and violet basic dyes, methine blue and violet basic dyes, anthraquinone blue and violet basic dyes, azo dyes basic blue 16, basic blue 65, basic blue 66 basic blue 67, basic blue 71, basic blue 159, basic violet 19, basic violet 35, basic violet 38, basic violet 48, oxazine dyes, basic blue 3, basic blue 75, basic blue 95, basic blue 122, basic blue 124, basic blue 141, Nile blue A and xanthene dye basic violet 10, and mixtures thereof.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.