国家/地区 中国（4）
IPC部 C（4）
IPC大类 C01（4）
IPC小类 C01B（4）
IPC C01B025/45（4）
发明人
公开年 2023（4）
申请年 2023（4）
专利权人 UNIV CENT SO.（2）

Preparing carbon-wrapped pyrophosphate polyanion composite material for sodium ion battery, comprises dispersing sodium source, iron source, phosphorus source, doping element source, carbon source and reducing agent in solvent, high-energy ball milling, drying, tableting and sintering.

ZHANG Q, TANG Y, SUN D, ZHU L, WANG H

Sodium vanadium phosphate material with three-dimensional carbon framework useful in anode sheet of sodium ion battery.

JIANG Q, ZHANG J, WANG D, DONG Y

Method for preparing high-voltage sodium-ion battery anode carbon composite cobalt-based mixed with sodium phosphate by e.g. mixing sodium, divalent cobalt, and phosphorus source compounds, ball milling, and sintering sodium cobalt pyrophosphate precursor in stages under an inert atmosphere.

ZENG J, CAO Y, PENG Z, HU G, DU K

Preparing lithium iron phosphate carbon coating material useful in lithium-ion battery comprises heating to chemical sludge to form pre-treated sludge, mixing pre-treated sludge with lithium source, carbon source, phosphorus source and drying and thermally reducing and sintering precursor powder.

LI X, ZHAO B, WANG X, CHANG Y, LIN L