Polysaccharide derivatives as separating agents
US5202433A · kind A · utility
12Cited by
6References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 18, 1991 |
| Grant date | Apr 13, 1993 |
| Priority date | — |
| Expiry date | Jan 18, 2011 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08B37/0087
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A polysaccharide derivative prepared by replacing a part or the whole of hydrogen atoms of hydroxyl and/or amino groups of a polysaccharide with one or more atomic groups represented by the following formula (1), (2) or (3) is new and useful for the separation of optical isomers: ##STR1## wherein the number of carbon atoms constituting R is 1 to 30 and R is a group having at least one asymmetric center.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.