Hydrogen storage composite material and manufacturing method thereof
AssigneesHyundai Motor Company, Kia Motors Corporation, Korea Advanced Institute of Science and Technology
InventorsDong Hoon Nam, Kyung Moon Lee, Hoonmo Park, Young Jin Cho, Byeongsoo Shin, Eun Seon Cho, Hyung Wan Do
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Abstract
A hydrogen storage composite material includes: a graphene oxide framework provided as a porous structure and having an average pore diameter of 1 to 2 nm; and the graphene oxide framework is impregnated with a metal hydride, the graphene oxide framework comprises: a graphene oxide; and a linker connecting the graphene oxide.
Claims4
A hydrogen storage composite material comprising a graphene oxide framework as a porous structure and having an average pore diameter of 1 nm or more and less than 2 nm, wherein the graphene oxide framework is impregnated with a metal hydride, wherein the metal hydride comprises NaAlH4, and wherein the graphene oxide framework comprises:
- a graphene oxide;
- and a linker connecting the graphene oxide,
- wherein the linker includes a diboronic acid,
- wherein the graphene oxide framework has a hydrophobic surface, and
- wherein a hydrogen emission temperature of the hydrogen storage composite material is 25-100° C.
Dependencies are inferred from the claim text.