国家/地区 中国（21）
IPC部 C（21） H（19） B（4）
IPC大类 C01（21） H01（19） B82（4）
IPC小类 C01B（21）
IPC C01B025/45（21）
发明人 CHEN Y（3） LI C（3） DOU M（2）
GAO Q（2） HAN B（2） HOU X（2）
HU J（2） LIU Y（2） SUN R（2）
WANG Q（2） WANG W（2） WANG X（2）
XIA K（2） YE J（2） ZHANG J（2）
公开年 2022（21）
申请年 2022（21）
专利权人 CHUNENG NEW .（2） UNIV CHINA G.（2）

Positive electrode material, comprises inner layer material and coating layer covering inner layer material, where inner layer material is lithium iron manganese phosphate based compound, coating layer comprises niobium carbide MXene and carbon.

PENG X, WANG X, LIU Y

Continuously preparing ferric phosphate useful in preparing lithium iron phosphate material anode, comprises e.g. dissolving iron source and inorganic phosphorus source in solvent, adding precipitating agent, dropping oxidizing agent and iron-phosphorus-containing solution to react, and aging.

ZHANG J, SHI Z, CHEN R, RUAN D, LI C, LI L

Preparing ultra-fine lithium vanadium phosphate nano-microcrystalline integrated sheet, comprises configuring graphene oxide, vanadium source, lithium source, and phosphorus source into mixed solution, adding reducing agent to mixed solution under ultrasonic stirring, reacting, and freeze-drying.

WANG X, YU J, FEI F, ZHANG J, XU L, ZHAO L

Preparing lithium iron phosphate, useful in battery of power automobile comprises e.g. recycling waste lithium iron phosphate, dissolving soluble iron salt in water, adding lithium iron phosphate, and dispersing, adding hydrogen peroxide and phosphorus source, and adding materials.

ZHOU L, WANG W, YE J

Preparing lithium iron phosphate anode material useful in lithium ion battery anode sheet, comprises mixing, grinding and granulating trivalent iron, lithium, phosphorus and organic carbon source with flux and additive, pre-sintering and re-sintering after grinding and granulation for second time.

YU H, LI W, SUN C, HOU X, YIN L, CHEN K, WANG Q

Preparation of lithium iron phosphate used in battery, involves mixing iron source, lithium source, carbon source and graphene quantum dot material, grinding, dispersing, calcining, ball milling and sieving of calcined product.

LUO E, ZHANG X, LI C, WEI D, WU S, WEI L

Composite polycrystalline structure lithium manganese iron phosphate used in lithium ion battery, is doped with carbon-containing substances and iron source containing gas, gel source and lithium source under high temperature calcining.

ZHOU W, FU Q, LUO X, GONG D, WANG Z

Olivine type composite anode material useful in supercapacitors, lithium-ion batteries and/or lithium-sulfur batteries, comprises composite phase and matrix i.e. lithium-metal-manganese-iron-metal phosphate complex.

CHEN Y, LIU Y, SHAO Z

Preparing graphene oxide-sodium iron phosphate composite anode material, comprises e.g. ultrasonically dispersing graphene oxide in deionized water, continuously and magnetically stirring, transferring for hydrothermal reaction, centrifuging, washing, drying and heat treating.

ZHANG Q, GU J, WEI W

New graphene composite potassium and silicon co-doped sodium vanadium phosphate-composite material useful in preparing cathode active materials for sodium-ion batteries.

GAO Q, XIA K, HAN B, DOU M, SUN R, ZHOU C