Hydroxypolyethers as low-foam surfactants
US5294365A · kind A · utility
85Cited by
7References
10Claims
0Family size
Assignee
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Key dates
| Filing date | Dec 12, 1991 |
| Grant date | Mar 15, 1994 |
| Priority date | — |
| Expiry date | Dec 12, 2011 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC11D1/721
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Hydroxypolyethers as low foam surfactants comprising a compound of the general formula ##STR1## wherein R.sup.1, R.sup.2 are the same or different and are a linear or branched C.sub.1 - to C.sub.18 -alkyl radical; n is a number of from 15 to 45; and m is a number of from 0 to 3. These compounds are useful in cleaning compositions and rinse aids, especially in automatic dishwashing machines.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.