Detergent compositions containing ethylene dicysteate (EDC) sequestrants
US5686402A · kind A · utility
4Cited by
9References
24Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 27, 1995 |
| Grant date | Nov 11, 1997 |
| Priority date | — |
| Expiry date | Dec 27, 2015 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC11D3/3472
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Laundry detergent compositions containing a detergent surfactant, a detergent builder, and from about 0.1% to about 50% by weight ethylene dicysteate or its acid form are disclosed. These compositions provide enhanced removal of organic stains, such as food and beverage stains particularly polyphenolic stains such as wine, blueberry, tea, coffee, morello juice and the like.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.