Clear liquid detergent containing liquid sodium silicate and surfactants in water
US6391842B1 · kind B1 · utility
0Cited by
3References
54Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 18, 1999 |
| Grant date | May 21, 2002 |
| Priority date | — |
| Expiry date | Aug 18, 2019 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC11D1/72
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A clear liquid detergent which contains, in water, liquid sodium silicate, an alkylethersulfate salt anionic surfactant, and a polyoxyethylene alkyl or aryl ether nonionic surfactant, and does not generate a precipitate or become cloudy due to a change in temperatures.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.