MODIFIED POLYVINYL ALCOHOL RESIN COMPOSITION, FILM, AND TIRE

The purpose of the disclosure is to provide a modified polyvinyl alcohol resin composition having high gas barrier properties as well as excellent flexibility, adhesiveness and fatigue resistance. The modified polyvinyl alcohol resin composition includes: a modified polyvinyl alcohol resin obtainable by introducing a linear chain, alicyclic, branched or aromatic functional group having 3 to 20 carbon atoms, as a graft chain, into a polyvinyl alcohol as a main chain; and silica.