Process for producing small polymer phase droplet microemulsions by multistep aqueous phase addition
US5354801A · kind A · utility
35Cited by
6References
9Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Aug 12, 1993 |
| Grant date | Oct 11, 1994 |
| Priority date | — |
| Expiry date | Aug 12, 2013 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08F2/32
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A novel method for producing compositions comprising polymeric solution droplets is disclosed. The products are useful as retention aids in paper pulps, as flocculating agents for flocculating a wide variety of dispersions of suspended solids and as drive fluids for use in oil recovery.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.