国家/地区 中国（25）
IPC部 C（25） H（21） B（7）
IPC大类 C01（25） H01（21） B82（6）
IPC小类 C01B（25）
IPC C01B025/45（25）
发明人 CHEN J（3） LUO Y（3） WANG D（3）
WANG X（3） ZHANG J（3） DONG Y（2）
JIANG Q（2） LI H（2） LI Y（2）
LIANG Z（2） LIU L（2） QIU S（2）
WANG H（2） WANG W（2） WANG Z（2）
公开年 2023（25）
申请年 2022（18）  2023（5）  2021（2） 
专利权人 JIANGSU ZENE.（2） UNIV CENT SO.（2） YIBIN TIANYU.（2） YIBIN TIANYU.（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

Preparation of lithium-iron phosphate battery positive electrode slurry involves mixing carbon-coated graphene-based lithium-iron phosphate, conductive carbon black, polyvinylidene fluoride binder and trifluoromethyl hyperbranched binder.

LIANG X, WANG Z, WANG X, WU Y, SHENG Y, GUO Z, ZHU F, MA L, LI H

Positive electrode material for forming active material layer in positive electrode sheet of lithium-ion battery, comprises positive electrode active material and coating layer comprising lithium-rich anti-perovskite lithium agent and conductive agent, covered on surface of active material.

YANG S, CHEN J, KE J

Lithium-rich sulfur iron phosphate manganese material for electrode pole piece of energy storage devices eg., lithium-ion secondary battery, has material structure, where manganese doping improves voltage platform and specific capacity, and open structure increase migration speed of lithium ions.

LIANG S, HUANG F

Modified anode material useful for electrochemical lithium extracting device, comprises anode active material, graphene oxide, weak acid modified substance and polymer obtained by polymerizing polymer monomers, comprising pyrrole, aniline and/or thiophene.

LI C, XIE Y, YU H, LI A

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

Preparing spherical lithium iron manganese phosphate nanoparticles comprises e.g. adding mixed solution of lithium source and phosphorus source into reactor, adding mixed solution of pure iron and manganese source, reacting, adding phosphorus and lithium source, grinding and calcining.

LIU S, TIAN Y

Preparing spherical doped nano-scale iron phosphate for nano-lithium iron phosphate electrode material, involves flowing phosphorus source and mixed solution of iron source, high-valence doped metal and spherical- shaped control agent, into supergravity reactor, at different rates, separating slurry.

YANG Z, GUO L, YANG C

Preparing lithium iron phosphate/graphene oxide composite material comprises e.g. adding polyamine oxidized cellulose to iron source to react, mixing mixture and graphene oxide solution, adding lithium source reaction, mixing solid material with carbon source, crushing, screening, and demagnetizing.

ZHANG J, ZHANG C, ZHANG Q

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