| abstract |
The purpose of the present invention is to provide a graft copolymer having gas barrier properties and excellent flexibility, adhesion and fatigue resistance. The present invention is characterized in that a synthetic rubber is introduced as a graft chain into a main chain of at least one resin selected from the group consisting of polyacrylic acid, polyamide resin, cellulose resin, polyvinyl alcohol resin, ethylene-polyvinyl alcohol resin, acrylate resin, and polyurethane resin via a terminal portion of the synthetic rubber. |