| DESCRIPTION | of TNF Inhibitor |
| PATENT ASSIGNEE'S COUNTRY | USA |
| UPDATE | 08.99 |
| PATENT ASSIGNEE | This data is not available for free |
| PATENT CLAIMS |
- Purifying PEG-bis-chlorosulfone or PEG-bis-vinyl sulfone using HIC; wherein said PEG has MW > 5000 D & wherein said HIC uses polymeric resins wherein a hydrophobic pen dant group selected from: octyl, Bu, Ph & ether is located on the surface of a hydrophilic vinyl copolymer backbone re sin |
| PATENT PHOTOCOPY | Available on request |
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