| PATENT ASSIGNEE'S COUNTRY | USA |
| UPDATE | 08.99 |
| PATENT ASSIGNEE | This data is not available for free |
| PATENT CLAIMS |
Water-soluble copolymer comprising - Vinyl lactam (30 - 95 mole %) - Functional vinyl monomer (5 - 70 mole %) present as a buil ding block in copolymer & modified with -- Reactive vinyl monomer (< 50 mol %) |
| PATENT PHOTOCOPY | Available on request |
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