国家/地区 中国（3）
IPC部 C（3） H（3）
IPC大类 C01（3）
IPC小类 C01B（3）
IPC C01B032/19（2）
发明人 ZHANG Z（3）
公开年 2023（3）
申请年 2023（3）
专利权人 UNIV SHENYAN.（2）

Preparing mixed nanometer reduced graphene oxide-bismuth-carbon nanotube sodium ion battery cathode complex material, comprises e.g. dissolving bismuth(III) nitrate in ethylene glycol, and 3-aminopropylmethoxysilane, adding carboxy-containing nanotubes, dispersing graphene oxide, and stirring.

LI L, AN B, WANG K, XU G, ZHANG Z, ZHANG T, YAO Q, LI J, ZHOU W

Method for preparing graphene by using graphite negative electrode recycled waste lithium, involves using vacuum filtering device to clean electrolytic liquid after electrolytic peeling, freezing and drying graphene processed solution, and sieving powder to prepare finished product graphene.

ZHANG S, ZHANG Z, YANG Q, LIU Q, LIU L, ZHAO H, HU L

Preparing graphene for preparing lead-carbon alloy cathode material, comprises e.g. adding electrolyte into electrolytic cell, pre-electrolyzing graphite sheets bound by titanium mesh, suction filtering, powdering freeze-dried graphene and mixing with activated pore-forming agent, activating.

ZHANG S, ZHANG Z, YANG Q, LIU Q, LIU L, ZHAO H, HU L