Substituted benzonitriles and compositions useful for bleaching
US5707542A · kind A · utility
2Cited by
21References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 3, 1996 |
| Grant date | Jan 13, 1998 |
| Priority date | — |
| Expiry date | Oct 3, 2016 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC11D3/3925
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Substituted benzonitrile activators give excellent bleaching performance when combined with a peroxygen source and dissolved in solution. These substituted benzonitrile activators give best bleaching performance when the activators are multiply substituted with electron-withdrawing groups.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.