Anionic water-soluble polymer precipitation in salt solution
US5725779A · kind A · utility
8Cited by
14References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 3, 1996 |
| Grant date | Mar 10, 1998 |
| Priority date | — |
| Expiry date | Oct 3, 2016 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S210/928
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Compositions of precipitated anionic polymers containing mixtures of certain salts as well as processes for making and using the same are disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.