国家/地区 中国（18）
IPC部 C（18） H（15） B（5）
IPC大类 C01（18） H01（15） B82（4）
IPC小类 C01B（18）
IPC C01B025/45（18）
发明人 CHEN J（2） LI H（2） LI Y（2）
LIANG Z（2） LIU L（2） LUO Y（2）
QIU S（2） WANG D（2） WANG W（2）
WANG X（2） WANG Z（2） XU H（2）
YANG M（2） ZHANG C（2） ZHANG J（2）
公开年 2023（18）
申请年 2022（18）
专利权人 YIBIN TIANYU.（2） YIBIN TIANYU.（2）

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

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

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

Preparing porous iron-based phosphate lithium battery material comprises e.g. mixing manganese, iron, phosphorus, ball-milling, obtaining mixed powder by arc melting, adding etchant to etch ternary alloy, mixing dry powder of precursor material with lithium source and carbon source and calcining.

TANG L, CHEN X, WANG W, MA C, LUO Y, LIU L, YAN H, QIU S, XU H, YANG M, LIANG Z

Composite material comprises core and core shell, in which the core is lithium-nickel-cobalt-manganese oxide, and the core-shell is lithium manganese iron phosphate.

SHEN G, SUN Z, XIONG Z, LI W

Preparing modified lithium manganese iron phosphate material used in battery, comprises mixing iron source, manganese source, phosphorus source, modifier, and solvent to obtain pretreatment slurry, and mixing lithium source, carbon source, solvent, and obtained pretreatment slurry.

GUO J, MIN X, CHEN J, FAN C, XIE X

Preparing titanium-doped graphene-coated lithium iron phosphate cathode material, comprises e.g. mixing and dispersing graphene oxide and titanium carbide-MXene etching dispersion liquid in solvent, adding lithium source, iron source and phosphorus source, sintering and crushing.

DENG Q, FAN S, WANG Z, QIN H, HU Z, ZHANG C, ZHENG L, SHEN W, LUO B, WANG D

Preparing modified lithium iron phosphate involves placing iron source, metal source and phosphorus source in dispersant to obtain the precursor, performing sand grinding treatment, grinding treatment, drying and calcining precursor, adding primary precursor and mixing, drying slurry and sintering.

SHU P, CHEN H, ZHAO G