Rubber composition for use in sealing member for high-pressure gas, sealing member for high-pressure gas, apparatus for high-pressure gas, and high-pressure gas sealing method

摘要

Provided are a rubber composition for use in a sealing member for high-pressure gas and a sealing member for high-pressure gas, which simultaneously satisfy excellent wear resistance, low temperature resistance, heat resistance and blister resistance. A rubber composition for use in a sealing member for high-pressure gas for sealing high-pressure gas, wherein a rubber component in the rubber composition includes polybutadiene and/or polystyrene-butadiene rubber, and the rubber composition has a glass transition point of -65° C. or less. A rubber composition, characterized in that it has