Cationic polymers suitable for reducing turbidity in low turbidity waters
US4422944A · kind A · utility
6Cited by
16References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 25, 1982 |
| Grant date | Dec 27, 1983 |
| Priority date | — |
| Expiry date | Oct 25, 2002 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC02F1/54
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Water-soluble aniline-formaldehyde-polyamine polymers provide excellent flocculants for low turbidity waters.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.