GAS BARRIER MATERIAL AND GAS BARRIER LAMINATE

摘要

A gas barrier material comprising a polycarboxylic acid polymer, and containing 0.10 to 1.4% by weight of a monovalent metal element, at least not less than 5.0% by weight of a polyvalent metal element, and 0.01 to 3.0% by weight of a nitrogen element per the total weight of nitrogen and carbon. The gas barrier material exhibits excellent gas barrier property, excellent waterproof property after the bend working and excellent appearance on the surface of the coating.