国家/地区 中国（6）
IPC部 B（6）
IPC大类 B82（6） C01（6） H01（3）
C09（2） G01（2）
IPC小类 B82Y（6）
IPC B82Y040/00（6）
发明人 LI W（6）
公开年 2022（5）
申请年 2022（6）
专利权人

Composite electrode material of sodium titanate nano-fiber/reduction-oxidation graphene, for preparing sodium ion batteries or sodium batteries, comprises two-dimensional sheet layer structure, where particle diameter of particle, thickness, composed of few layers of reducing and oxidizing graphene.

LIU Y, WAN Y, LI W

Preparing nano-graphene used as plugging agent in oil-based drilling fluid, comprises reacting graphite, oxidant i.e. ammonium persulfate and intercalating agent i.e. concentrated sulfuric acid, reacting with concentrated sulfuric acid and oxidant i.e. potassium permanganate, and gas-stripping.

DAI F, LI W, HUANG D, XIE G, LUO P, LI D, BAI Y

Preparing metal ultra-thin nanosheet similar to graphene useful in anode material of aluminum ion battery, comprises e.g. dissolving selenium source in dimethylformamide, sealing, ultrasonically dispersing, and annealing treatment under protection of inert gas.

TIAN W, HUO D, XU H, LI W, BAI Y

Preparation method of cuprous oxide @ copper oxide-graphene nano composite used in detecting nitrogen dioxide, involves adding graphene oxide into cuprous oxide dispersion liquid under alkaline condition to obtain a mixed liquid, stirring and reacting the mixed solution to obtain nano composite.

LING Y, LI W, LIU Q, CHENG M, WEI T, XU S, LIU B, LI J, HU J

Double carbon encapsulated composites material useful as sodium ion battery cathode material, comprises three dimensional open-framework sea sponge-type carbon, reduced graphene oxide bilayer carbon framework and cobalt disulfide /cobalt oxide porous heterojunction nanoparticles.

LI W, ZAN G, SUI R, WEN M

Preparation of seaweed-derived chlorine-atom-doped graphene quantum dots used for cell imaging, involves dispersing activated seaweed waste as precursor, and ethanol/trichloromethane as mixed solvent, reacting, cooling, filtering, removing insoluble carbon products, dialyzing, and drying.

ZHANG L, JIANG N, ZHOU Y, LIU J, LI W