Foamed acids stabilized with alkanols
US4235734A · kind A · utility
15Cited by
13References
14Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 30, 1978 |
| Grant date | Nov 25, 1980 |
| Priority date | — |
| Expiry date | Nov 30, 1998 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S507/933
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A liquid, foamable acid composition is described which comprises a liquid foaming agent (i.e., a surfactant) and an alkanol or an inertly-substituted alkanol dissolved in an aqueous acid. The foamed compositions find utility, for example, in cleaning ferrous surfaces.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.