Mobility control agent
US4383930A · kind A · utility
3Cited by
14References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 20, 1980 |
| Grant date | May 17, 1983 |
| Priority date | — |
| Expiry date | Jun 20, 2000 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S507/936
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Polymer mobility control agents useful in supplemental oil recovery processes, which give improved reciprocal relative mobilities, are prepared by initiating the polymerization of a monomer containing a vinyl group with a catalyst comprising a persulfate and ferrous ammonium sulfate. The vinyl monomer is an acrylyl, a vinyl cyanide, a styryl and water soluble salts thereof.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.