Laundry detergent compositions with certain cationically charged dye maintenance polymers
US6733538B1 · kind B1 · utility
12Cited by
6References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 29, 2001 |
| Grant date | May 11, 2004 |
| Priority date | — |
| Expiry date | Aug 29, 2021 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC11D3/3792
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The present invention relates to laundry detergent compositions providing dye protection benefits to fabric comprising: a) from about 4% to about 70% by weight, of a surfactant; b) from about 0.01% by weight, of a dye maintenance polymer or oligomer, said polymer or copolymer comprising one or more linearly polymerizing monomers, cyclically polymerizing monomers, and mixtures thereof; and c) the balance carriers and adjunct ingredients.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.