国家/地区 中国（6）
IPC部 B（7）
IPC大类 B01（7）
IPC小类 B01J（7）
IPC B01J020/20（7）
发明人 ZHANG L（7）
公开年 2018（2） 2020（2）
申请年 2019（2） 
专利权人

Preparing patterned nitrogen-sulfur co-doped graphene aerogel, comprises ultrasonically dispersing graphene oxide into water, adding thiamine hydrochloride or rhodamine to graphene oxide dispersion, ultrasonically processing, freezing and drying.

XU C, ZHANG N, ZHONG H, ZHANG L, WEI K, SHENG Z

Biomass graphene hydrogen storage material comprises agricultural and forestry wastes as raw materials, where the processes of pulverization, carbonization, peeling, and defunctionalization are carried out in sequence.

XIE J, WANG H, LIU B, ZHANG L, WANG C, BAI P

Preparing graphene nitrogen-doped porous carbon material for supercapacitor and organic pollutant adsorption, by mixing melamine, polyvinylpyrrolidone and ammonium chloride, grinding to obtain mixture, and calcining in air atmosphere.

REN B, XU Y, WANG S, ZHANG L, LIU Z

Graphene oxide composite material preparation involves taking expanded graphite, concentrated sulfuric acid, potassium permanganate, polyacrylamide, and hydrogen peroxide in proportion.

LI Q, LI X, LI Y, LIN W, FENG J, ZHANG L

Three-dimensional graphene for absorbing heavy metal pollutant during groundwater treatment, contains self-assembled three-dimensional graphene and ethylenediamine-modified self-assembled three-dimensional graphene.

ZHANG L, ZHANG D, ZHAO Q, ZHANG Q

Preparation of multilayer graphene carbon material for adsorbing tetracycline from wastewater, involves heating cleaned feather, cooling carbonized feather, washing carbonized feather with ethanol and deionized water and then drying.

XU M, CAO J, ZHANG L, LI C, XUE C, FANG F

Graphene material-based dispersive solid phase extraction method involves performing pore-forming and activation of graphene material, adding activated graphene material to chemical sample, extracting and detecting supernatant.

ZHANG M, ZHANG L