国家/地区 中国（5）
IPC部 C（5） H（5）
IPC大类 C01（5） H01（5）
IPC小类 C01B（5）
IPC C01B025/45（5）
发明人 CAO Y（2） DU K（2） HU G（2）
PENG Z（2）
公开年 2023（2）
申请年 2023（2） 
专利权人 UNIV CENT SOUTH（5）

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

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

Cathode material for potassium ion battery, comprises bismuth phosphate antimony material.

LIU S, YE G, YANG Y, WANG J

Preparing composite material involves stirring graphene oxide suspension in ultrasonic device, and then adding ferric sulfate solution, vanadium and sodium silicate solution in ultrasonic device.

LI H, ZHENG J, ZHANG B, WANG X, ZHANG J, YUAN X

Method for preparing graphene-based lithium iron phosphate/carbon composite material used in power battery, involves preparing phosphate/oxide precursor by dispersing ferric salt- and phosphate solution followed by drying obtained emulsion.

CAO Y, DU K, HU G, PENG Z, WU K, DU KE