国家/地区 中国（3）
IPC部 B（3）
IPC大类 B01（3） H01（3）
IPC小类 B01D（3）
IPC B01J035/10（3）
发明人
公开年 2021（2）
申请年 2021（2） 
专利权人

Preparing ordered lignin carbon-carbon nanotube composite material used for preparing hierarchical porous graphene, involves modifying lignin, preparing lignin/catalyst precursor, carbonizing and catalyzing precursor, and producing methane to make carbon nanotubes grow using self-catalytic reaction.

XI Y, LIU X, WANG H, KONG F, WANG S, YANG M, LIU Q, CUI H, ZHANG Z

Preparing catalyst for hydrogen purification of energy fuel cell, involves adding 25ml of concentrated sulfuric acid into flask, cooling, adding natural flake graphite, sodium nitrate, and potassium permanganate particles, and stirring.

BAI Y

Preparing molybdenum disulfide/graphene/carbon multi-stage porous composite material comprises e.g. weighing polyacrylonitrile, polyvinylpyrrolidone, ammonium tetrathiomolybdate and graphene, dissolving in dimethylformamide with stirring.

CHEN Z, DU H, FU H, DUAN Y, FU J