Polyamine-crosslinked anion exchange resin
US4273878A · kind A · utility
9Cited by
4References
6Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 4, 1979 |
| Grant date | Jun 16, 1981 |
| Priority date | — |
| Expiry date | Jun 4, 1999 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P20/582
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Anion exchange resins produced by reacting a stabilized polychloromethylstyrene polymer bead with a polyamine containing at least two tertiary amine groups of which at least one is a terminal group, and processes for producing the resins in uniform sizes.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.