国家/地区 中国（3）
IPC部 B（3）
IPC大类 B22（3）
IPC小类 B22F（3）
IPC C01B032/192（3）
发明人
公开年 2022（2）
申请年
专利权人

Preparation of nano metal-graphene composite material used in hydrogen storage, involves pre-oxidizing graphite, adding concentrated sulfuric acid, potassium persulfate and phosphorus pentoxide, reoxidizing graphite, ultrasonically treating, adding reducing agent, washing and drying.

ZHENG Z, XU W, XU X, XIA Y, LIU Y, WANG X, AN G, ZHOU Y, LU C, SUN Y

Preparing nitrogen-doped graphene-metal nano-particle film used in e.g. energy storage, involves mixing oxidized graphene solution, metal nanoparticles and water-soluble amine cross-linking agent, and coating obtained mixture.

CHENG J, LI Y, ZHANG P, AN X

Preparing graphene-reinforced alloy composite material comprises e.g. taking graphene oxide aqueous solution, preparing porous graphene colloid, melting the first part alloy to alloy solution, pouring to porous graphene colloid and crushing.

DU B, ZHU X, ZHU Y, LUO K