| 摘要 |
PROBLEM TO BE SOLVED: To provide a laminate having excellent hot water resistance in high temperature and high humidity use environment, capable of maintaining a reinforcement effect over long term and suitable for a reinforcement member of a polymer electrolyte of a solid polymer electrolyte fuel cell.SOLUTION: There is provided a laminate consisting of a substrate consisting of a syndiotactic polystyrene resin composition and a sheet seal layer set on at least a single-face thereof, where the heat seal layer has two different melting points (Tm1, Tm2), and Tm1 is 50 to 120°C and Tm2 is 125 to 200°C.SELECTED DRAWING: None |
