| PATENT ASSIGNEE'S COUNTRY | Germany |
| UPDATE | 04.99 |
| PATENT ASSIGNEE | This data is not available for free |
| PATENT CLAIMS |
Prepn process - Oxidizing polysaccharide with gas. NO2 & N2O4 to convert primary -OH into -COOH & form solid polycarboxylic acid - Mixing with solid neutralizing agent |
| PATENT PHOTOCOPY | Available on request |
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