国家/地区 中国（3）
IPC部 C（3）
IPC大类 C01（3） H01（3）
IPC小类 C01B（3）
IPC
发明人
公开年 2023（3）
申请年 2022（2） 
专利权人 UNIV KUNMING SCI TECHNOLOGY（3）

Preparing doped perforated graphene based on waste battery cathode graphite useful in energy storage, comprises using waste lithium ion battery cathode graphite as carbon source to prepare doped perforated graphene oxide and adding into tube furnace and rapidly heating and reducing graphene oxide.

MEI Y, HOU M, CHEN T, LUO G, LU X, LIAN P

Preparing manganese-based catalyst of ORR reaction of alkaline condition, comprises dispersing graphene oxide (GO) uniformly in aqueous solution of ethylene glycol, adding aqueous solution of dicyandiamide (DCDA) and adjusting pH of resulting mixed solution to be alkaline.

SUN C, XU M

Method for preparing adjustable conductivity type pyrolytic carbon material used in portable electronic product, involves crystallizing solid after pyrolysis for cooling to room temperature for grinding and sieving to obtain pyrolytic carbon, and performing water washing until pH value is neutral.

PAN B, LIU B, ZHANG P