Foaming agent composition and process
US5158612A · kind A · utility
91Cited by
8References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 25, 1991 |
| Grant date | Oct 27, 1992 |
| Priority date | — |
| Expiry date | Oct 25, 2011 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09K8/473
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Narrow range alkoxylated alcohols are sulfonated and used as improved foaming agent compositions. These compositions exhibit desirable foaming characteristics for use in the manufacture of gypsum board and concrete and in oil field applications.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.