国家/地区 中国（4）
IPC部 C（4）
IPC大类 C01（4）
IPC小类 C01B（4）
IPC C01B032/05（4）
发明人 ZHANG Q（4）
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

Preparing zirconium-manganese-based hydride composite cathode material, comprises e.g. acid washing pure metal zirconium and pure metal manganese, melting, crushing, grinding, and mixing with carbon material.

LI Y, SHI Y, LI H, SI T, LIU D, ZHANG Q

Nitrogen-containing porous carbon material used as electrode material for supercapacitor, is prepared by dispersing recovered tobacco filter and urea as nitrogen source in ethanol, then soaking in graphene oxide and carbonizing.

CHENG Y, ZHANG Q, FANG C