Membrane material for gas holder and gas holder using the same
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United States of America Patent
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Apr 3, 2012
Grant Date -
Jul 9, 2009
app pub date -
Jun 11, 2007
filing date -
Jun 14, 2006
priority date (Note) -
Expired
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Abstract
There is provided a membrane material for a gas holder having abrasion resistance and flex resistance usable as a gas holder, in addition to strength of a base fabric, and having high gas barrier properties. A membrane material for a gas holder, which is used in a gas holder for storing or recovering gas, includes at least 4 layers of a protective layer, a base fabric layer, a gas barrier layer and a protective layer laminated in this order.
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