| abstract |
To obtain a PVA-containing granule having a uniform particle size and excellent surface smoothness. A method for producing a polyvinyl alcohol-containing granule comprising a granulation step in which a liquid component is sprayed and mixed with polyvinyl alcohol powder while stirring and granulating, wherein the liquid component comprises water (i), It is a mixture of an organic solvent (ii) that is miscible with water (i) but does not dissolve polyvinyl alcohol, and the mixing ratio (mass ratio) of water (i) and organic solvent (ii) in the mixture is 35 / 65-65 / 35. [Selection figure] None |