国家/地区 中国（2）
IPC部 C（2） H（2）
IPC大类 C01（2） H01（2）
IPC小类 C01B（2）
IPC C01B032/05（2）
发明人 ZHANG Q（2）
公开年 2023（2）
申请年
专利权人

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

Preparing carbon-coated silicon nanosheet/nitrogen-doped graphene used in lithium-ion battery comprises mixing silicon nanosheet-graphene precursor with ferrocene, preparing carbon-coated silicon nanosheet/nitrogen-doped graphene, pickling, washing with water-ethanol, and drying.

ZHAO Y, ZHANG Q, MA C