| 摘要 |
[Purpose] To provide a film having exceptional water solubility, as well as negligible change in water solubility over time, even in instances of being placed in contact with a pharmacological agent; a package and a liquid transfer film employing the same; and a liquid transfer method employing the liquid transfer film. [Solution] A film including a hydroxymethyl group-containing vinyl alcohol based polymer which includes vinyl alcohol units and a unit structure represented by the following formula (1); a package and a liquid transfer film employing the film; and a liquid transfer method employing the liquid transfer film. |
