国家/地区 中国（3） 世界知识产权组织（2）
IPC部 B（5）
IPC大类 B01（5） C22（5） C01（2）
IPC小类 B01D（5）
IPC C22B026/12（5）
发明人
公开年 2022（2）
申请年 2022（3） 
专利权人

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

Composite film useful in separating and selecting magnesium and lithium in high-magnesium-lithium ratio salt lake brine, comprises ultrafiltration support layer and modified polyamide layer.

LI Z, WANG H, PENG Z, ZHAO Y, LI Y, WANG M

Method for pore-forming of manganese-based ion sieve electrically controlled lithium extraction membrane electrode, comprises e.g. mixing manganese ion sieve, binder, conductive agent and organic solvent to obtain membrane casting solution and adding organic pore-forming agent.

YU J, WANG Y, GU S

Extracting lithium from aqueous lithium source, comprises removing dissolved calcium ions and/or dissolved magnesium ions by nanofiltration, removing water by reverse osmosis, and electrochemically extracting dissolved lithium ions.

ALYOUSEF Y M, ALRASHEED R, AL JILIL S, HIPPAUF F, ABENDROTH T, ALTHUES H, KASKEL S

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