Low phosphate or phosphate free nonaqueous liquid nonionic laundry detergent composition and method of use
US4647393A · kind A · utility
9Cited by
9References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 5, 1985 |
| Grant date | Mar 3, 1987 |
| Priority date | — |
| Expiry date | Aug 5, 2005 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC11D17/0004
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A low polyphosphate or a polyphosphate free liquid heavy duty laundry detergent composition comprising a suspension of an alkali metal heptonic acid builder salt in liquid nonionic surfactant. The laundry detergent composition comprises a nonaqueous liquid nonionic surfactant containing a stable suspension of an alkali metal heptonic acid builder salt.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.