国家/地区 中国（9） 韩国（3） 世界知识产权组织（3） 阿根廷（2）
IPC部 C（11）
IPC大类 C01（11）
IPC小类 C22B（11） C01D（6） H01M（6）
C01B（5） B01D（2） C01G（2）
IPC C22B026/12（11）
发明人 REED C J（2） WANG J（2） WANG J P（2）
ZHANG J（2）
公开年 2023（4） 2022（2）
申请年 2021（4）  2016（2）  2020（2）  2022（2） 
专利权人 INNEOVATION .（2） UNIV PUKYONG.（2）

Preparing composite structure hydrophilic membrane electrode with composite structure comprises e.g. mixing lithium carbonate and titanium dioxide, calcining, modifying, mixing tannic acid modified active electrode material with solvent, coating on titanium plate, and drying.

DUAN X, ZHANG J, XIANG X

Selectively recovering lithium from lithium manganese iron phosphate, comprises reacting lithium manganese iron phosphate powder with sulfuric acid solution.

WANG J, WANG J P

Selectively recycling lithium from lithium iron phosphate comprises reacting lithium iron phosphate powder with sulfuric acid solution.

WANG J, WANG J P

Waste lithium-ion battery recycling method based on selective enhanced crushing method, involves extracting metal and its maintenance by supercritical fluid/subcritical fluid, and using supercritical fluid/subcritical fluid extraction in situ preparation graphene from anode material.

SHI H, LU Y

Recycling waste lithium iron phosphate battery used as raw material for preparing lithium iron phosphate anode active material, comprises e.g. mixing phosphorus source, acid and oxidant with impurity removing lixivium, mixing soluble carbonate with filtrate, and filtering.

ZHANG X, FANG X, LI Y, TIAN J, DU J

Method for simultaneously recycling positive and negative electrodes of lithium-ion batteries using multi-layer electrode structure, involves sandwiching conductive acid-resistant material with negative electrode material of lithium ion battery as anode of electrode system.

YU J, KONG J, GU S

Recovering lithium precursor by preparing cathode active material mixture containing lithium composite oxide, forming pre-precursor mixture including lithium oxide by reacting cathode active material mixture and separating by washing.

HONG S J, KIM J M, SON S R, HA D W, HONGSEOKJOON, KIM J, SOHN S, HE D, SUN C, HONG X

Recovering lithium from graphite negative electrodes of waste lithium ion batteries and preparing porous graphene involves disassembling waste lithium ion battery to obtain graphite negative electrode sheet.

XU J, ZHANG J, LEI Y, XIAO F, WU Z

Purifying lithium-containing solutions for producing battery grade lithium chemicals by passing lithium-containing solution to purification steps which use titanate adsorbent and/or graphene-based filter medium, and an electrolysis step.

REED C J

Separation of lithium chloride solution used for e.g. lithium ion batteries, involves passing brine to perforated graphene sheet which is proportioned so as to allow passage of water, while retaining residue of lithium chloride.

REED C J