Cross-linked cationic polymeric microparticles
US4968435A · kind A · utility
55Cited by
13References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 19, 1989 |
| Grant date | Nov 6, 1990 |
| Priority date | — |
| Expiry date | Sep 19, 2009 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S524/922
- WIPO fieldEnvironmental technology
- WIPO sectorChemistry
Abstract
Novel compositions comprising cationic polymeric microparticles are disclosed, along with a method for their production. The products are useful in flocculating a wide variety of dispersions of suspended solids.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.