Laundry detergent
US9951300B2 · kind B2 · utility
6Cited by
2References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 10, 2015 |
| Grant date | Apr 24, 2018 |
| Priority date | — |
| Expiry date | Dec 1, 2035 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC11D17/044
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Liquid laundry detergent compositions containing a microcapsule with a cationically charged coating and a fluorescent brightener with a distyrylbiphenyl unit, preferably Fluorescent Brightener-49, are provided. The compositions provide improved delivery efficiency of microcapsules and brightening of fabric while minimizing phase stability issues.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.