PASTILLES D'UNE COMPOSITION DE RÉSINE DE POLY(ALCOOL VINYLIQUE) ET PROCÉDÉ DE PRODUCTION DESDITES PASTILLES D'UNE COMPOSITION DE RÉSINE DE POLY(ALCOOL VINYLIQUE)

摘要

An object of the present invention is to provide polyvinyl alcohol resin composition pellets in which coloring is small and hardness characteristics are improved. The present invention relates to polyvinyl alcohol resin composition pellets, which comprise a polyvinyl alcohol resin, and have hardness of 100 N or more at 23°C and 50% RH, and a yellow index value of 50 or less after being heated at 210°C and pressed at 5 kgf/cm²for two minutes.