| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a film material for a gas holder having high friction resistance and flexibility enough to be used as a gas holder, in addition to the strength of fiber base fabric, and having a high gas barrier property. <P>SOLUTION: This film material 1, 2 used in the gas holder for storing or recovering gas is composed of at least four layers of a protective layer, a base fabric layer, a gas barrier layer and a protective layer. Here, at least one of the protective layers constituting the film material is preferably composed of a polyolefin resin. The base fabric layer preferably has a polyurethane resin layer at least on its one side. <P>COPYRIGHT: (C)2008,JPO&INPIT</p> |
