| 摘要 |
PROBLEM TO BE SOLVED: To provide a fluorine-containing polymer solvent that is free from toxicity, can be dissolved at a low temperature, and provides a solution that is stable for a long time, and a fluorine-containing polymer solution that is stable for a long time.SOLUTION: The invention relates to a mixed solvent system comprising from 75 to 99.9% by weight of dimethyl sulphoxide, from 0.1 to 25% by weight of at least one ketone, and optionally, a third solvent selected from ester and diester, and a fluorine-containing polymer solution obtained by dissolving a fluorine-containing polymer with the solvent system.SELECTED DRAWING: None |
