国家/地区 中国（7）
IPC部 C（7） H（6）
IPC大类 C01（7） H01（6） C22（2）
IPC小类 C01D（7）
IPC H01M010/54（4） C01D015/00（3） H01M004/505（3）
H01M004/525（3） H01M010/0525（3） C01B032/215（2）
C01D015/06（2） C01D015/08（2） C22B007/00（2）
C22B026/12（2） H01M004/587（2） H01M010/0563（2）
发明人 WANG J（2） WANG J P（2） YIN H（2）
公开年 2023（7）
申请年 2022（4）  2021（3） 
专利权人 UNIV PUKYONG.（2） YIN H（2）

Modifying positive electrode material by reducing compound, involves mixing and dissolving reducing compound in solvent according to certain proportion, and obtaining precursor solution in protective atmosphere, and taking positive electrode material as substrate.

WANG Y, MENG Y, WANG P, XIAO D

Zero-discharge treatment method for full resource utilization of waste acid in graphene production by e.g. adjusting supernatant pH to neutral by adding sulfuric acid, evaporating and concentrating by mechanical vapor recompression, crystallizing to obtain potassium sulfate, recycling water.

FENG X, FENG J, XIAO L, FENG S

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

Preparing liquid lithium hexafluorophosphate in electrolyte of lithium-ion battery, comprises passing phosphorus trichloride, hydrogen fluoride and chlorine gas into reactor, contacting primary phosphorus pentafluoride with chlorine-modified carbon material and dissolving lithium fluoride in solvent.

YI Y, TAN S, XIANG S

Plasma repairing 622 type ternary lithium battery cathode graphite involves disassembling waste 622-type lithium battery, connecting compacted waste anode and cathode, eluting electrolyte component with methanol, washing various lithium salts, rectifying electrolyte solution, evaporating and drying.

YIN H

Method for repairing 523-type ternary lithium battery positive electrode plasma by plasma, involves disassembling waste 523 type ternaries to obtain battery waste positive electrode and waste graphite negative electrode, followed by filling with sodium hydroxide-lithium nitrate mixture.

YIN H