Crosslinked anion-exchange resin or salt thereof and phosphorus adsorbent comprising the same
US6844372B2 · kind B2 · utility
19Cited by
1References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 9, 2001 |
| Grant date | Jan 18, 2005 |
| Priority date | — |
| Expiry date | Mar 9, 2021 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01J41/14
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
An cross-linked anion exchange resin or a salt thereof obtained by reacting a polymer (A) having amino and/or imino groups in the total number of two or more per molecule with a compound (B) having two or more functional groups capable of reacting with amino and/or imino group contained in the polymer (A). The resin or salt has a water absorption ratio of 4.0 or lower.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.