国家/地区 中国（12）
IPC部 C（12）
IPC大类 C01（12）
IPC小类 C01B（12）
IPC C01G053/00（12）
发明人 ZHANG K（3） GAO Y（2） LI C（2）
XUE X（2） ZENG H（2）
公开年 2022（6） 2023（6）
申请年 2022（12）
专利权人

Preparing single crystal high-nickel cobalt-free material comprises e.g. mixing single crystal high-nickel cobalt-free precursor with lithium source, carrying out calcination, and mixing second single crystal high nickel cobalt free calcined material with graphene oxide solution.

LI C, YU H, XIE Y, LI A

Preparing low-cobalt ternary anode material with high cycle life comprises mixing ternary precursor, lithium source and doped metal, preferably refractory metal, and sintering to obtain sintered product, and mixing sintered product with graphene, and sintering at low temperature.

XU N, CAI X, XU Y, WU W, LI Z, YANG Y, MIN S, ZHANG B

Preparing hydroxide anode precursor useful in anode material of lithium-ion battery, comprises adding nickel cobalt manganese metal salt solution, dopant solution, precipitator solution and complexing agent solution, carrying out co-precipitation reaction, mixing and coating.

LI X, FAN L, XU K, LI C, XUE X, ZHANG K

Composite material comprises core and core shell, in which the core is lithium-nickel-cobalt-manganese oxide, and the core-shell is lithium manganese iron phosphate.

SHEN G, SUN Z, XIONG Z, LI W

Preparing tungsten diselenide coating type three dimesional network-shaped single crystal ternary material anode useful for e.g. preparing tungsten diselenide comprises dissolving water-based binder powder in water with stirrer, mixing tungsten trioxide powder and freeze-drying mixture.

GAO Y, TIAN X, FANG S, TIAN M

Preparing manganese(II) sulfide nano-dot material comprises e.g. dispersing zinc salt, aluminum salt and graphene oxide in solvent, dissolving chelating agent, manganese salt and sulfur-containing additive in solvent, and converting mixed solution to polytetrafluoroethylene to hydrothermally react.

LI G, LIN H, FAN X, LI S

Preparing lithium-ion material anode useful in preparing lithium-ion battery, comprises e.g. mixing ternary precursor and lithium source, calcining, crushing, sieving, mixing matrix anode, molybdenum source and graphene oxide, sintering, and mixing sintered powder with poly-N-isopropylacrylamide.

ZENG H, GAO Y, XUE B, LONG J, WANG H, WANG Q

Preparing material for positive electrode used in sodium-ion battery, involves obtaining solid phase of first mixture, mixing first mixture with solvent to obtain second mixture, carrying out solid phase, sintering to second mixture to obtain material positive electrode.

CHEN M, ZHU H, LI N, WANG Y, WANG Z

Preparing modified ternary positive electrode material for use in lithium ion battery, involves mixing graphene quantum dots and first-fired ternary positive electrode in dispersant, and performing secondary calcination to obtain modified ternary positive electrode material.

HE W, ZENG H, WANG C, TAN X, ZHOU Y

Preparation of spherical structure nickel manganate-reduced graphene oxide negative electrode for lithium-ion battery, involves subjecting mixture of nickel nitrate hexahydrate, manganese nitrate tetrahydrate, and graphene oxide dispersion to solvothermal reaction, calcining, and naturally cooling.

WANG J, JI H, ZHANG T, CAO M, FENG B, XUE X, FU J, LING C