Activated liquid bleaching compositions
US5997585A · kind A · utility
32Cited by
14References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 15, 1998 |
| Grant date | Dec 7, 1999 |
| Priority date | — |
| Expiry date | Dec 15, 2018 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC11D1/72
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Liquid bleaching compositions are described which comprise hydrogen peroxide or a source thereof, as well as a bleach activator. The liquid bleach activator is hydrophobic, and the compositions are formulated as microemulsions of said bleach activator in a hydrophilic matrix comprising water and a surfactant system comprising an anionic and a nonionic surfactant.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.