Laundry detergent compositions containing a polymer for fabric appearance improvement
US6596678B2 · kind B2 · utility
5Cited by
5References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 26, 2001 |
| Grant date | Jul 22, 2003 |
| Priority date | — |
| Expiry date | Apr 26, 2021 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC11D3/378
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Detergent compositions and fabric conditioning compositions which include from about 0.01% to about 5.0%, by weight, of polyelectolyte complexes having a compatible charge-balancing polymeric anion with at least 3 anionic groups and a total net charge of at least 4 negative charges.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.