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Grafting degree (G.D. %) and solubility features of PVA-FA graft copolymers.
| Copolymer | G. D. (%) | DMSO | Water | Water-Sodium Carbonate |
|---|---|---|---|---|
| PVA-FA1-2.5 | 1.5 | colourless solution | colourless compact gel | yellow compact gel |
| PVA-FA1-5 | 4 | colourless solution | colourless compact gel | yellow compact gel |
| PVA-FA2-3 | 0.5 | colourless solution | colourless gel | yellow gel-yellow sol |
| PVA-FA2-6 | 2.2 | colourless solution | colourless compact gel | yellow compact gel |
