Enzyme-immobilization carriers and preparation thereof
US4239854A · kind A · utility
11Cited by
5References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 24, 1978 |
| Grant date | Dec 16, 1980 |
| Priority date | — |
| Expiry date | Apr 24, 1998 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC12P19/24
- WIPO fieldBiotechnology
- WIPO sectorChemistry
Abstract
Enzyme-immobilization carriers which comprise a macroporous amphoteric ion-exchange resin having a cation-exchange capacity due to carboxymethyl groups of 0.5 meq/g-dry resin or more, an anion-exchange capacity of 1 meq/g-dry resin or more, and a specific surface area of 1 m.sup.2 /g-dry resin or more, the total volume of macropores having a diameter of 100 A to 2000 A being 0.1 cc/g-dry resin or more, and a process for producing said carriers.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.