Provided is a gas seal member for high-pressure hydrogen equipment, which has excellent durability and is capable of sufficiently suppressing the occurrence of blister breakage. This gas sealing member for high-pressure hydrogen equipment is composed of a crosslinked product of an elastomer composition containing an elastomer and a fibrous carbon nanostructure having an average length of 100-1000 [mu] m, and the fibrous carbon nanostructure has a surface fractal dimension of 2.3-3.0 or a rotation radius of 50-500 nm. The inner diameter of the fibrous carbon nanostructure is 4.0 nm or less.
本发明提供一种耐久性优异、能够充分抑制产生起泡破损的高压氢设备用气体密封构件。本发明的高压氢设备用气体密封构件由含有弹性体和平均长度为100μm以上且1000μm以下的纤维状碳纳米结构体的弹性体组合物的交联物构成,纤维状碳纳米结构体的表面分形维数为2.3以上且3.0以下、或者旋转半径为50nm以上且500nm以下,进而纤维状碳纳米结构体的内径为4.0nm以下。
Gas sealing member for high-pressure hydrogen plant and high-pressure hydrogen plant
高压氢设备用气体密封构件和高压氢设备
2022-10-04
Patent
Electronic Resource
Chinese
IPC: | F17C Behälter zum Aufnehmen oder Speichern verdichteter, verflüssigter oder verfestigter Gase , VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / C09K Materialien für Anwendungen, soweit nicht anderweitig vorgesehen , MATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED FOR / F16J Kolben , PISTONS / H01M Verfahren oder Mittel, z.B. Batterien, für die direkte Umwandlung von chemischer in elektrische Energie , PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY |
GAS SEALING MEMBER FOR HIGH-PRESSURE HYDROGEN DEVICES, AND HIGH-PRESSURE HYDROGEN DEVICE
European Patent Office | 2021
|GAS SEALING MEMBER FOR HIGH-PRESSURE HYDROGEN DEVICES, AND HIGH-PRESSURE HYDROGEN DEVICE
European Patent Office | 2024
|