| 摘要 |
PROBLEM TO BE SOLVED: To provide a barrier film stably keeping high gas barrier properties and having good transparency, impact resistance, hot water resistance or the like, and a laminated material using it. SOLUTION: A gas barrier coating film, which contains at least one kind of an alkoxide represented by the general formula: R<SP>1</SP><SB>n</SB>M(OR<SP>2</SP>)<SB>m</SB>, a polyvinyl alcohol resin and/or an ethylene/vinyl alcohol copolymer and is obtained by polycondensation according to a sol-gel method, is provided on one side of a base material film or on the vapor deposition film of an inorganic oxide provided on one side of the base material film and a plasma treatment surface is further provided on the surface of the gas barrier coating film to constitute the barrier film. The laminated material using it is also disclosed. COPYRIGHT: (C)2005,JPO&NCIPI |
