国家/地区 中国（9）
IPC部 C（9） B（2）
IPC大类 C25（7） C02（2）
IPC小类 C25B（7） C02F（2）
IPC C25B001/04（7） C25B011/091（6） C02F101/34（2）
C25B011/054（2）
发明人 YU Y（9）
公开年 2022（4） 2021（3） 2020（2）
申请年 2022（4）  2021（3）  2020（2） 
专利权人 UNIV SHAANXI SCI TECHNOLOGY（9）

Preparing graphene-supported cobalt/CoCx heterojunction composite copper foam electrocatalyst material useful in production of hydrogen by electrolyzing water comprises placing amine, alkali, and graphene in mixed solvent, performing annealing treatment under protective gas atmosphere.

HUANG L, CHU W, QU Y, SUN D, REN J, YU Y

Preparation of cobalt composite cobalt-nickel alloy/nitrogen-doped graphene nano-catalyst by adding citric acid, urea and graphene oxide to the medium, mixing, adding carbon cloth, reacting, and loading e.g. soluble cobalt salt.

HUANG L, LIN S, CHU W, XU B, SUN D, QU Y, REN J, YU Y

Preparation of nitrogen-phosphorus co-doped graphene-cobalt nanosheet array catalyst by adding pre-treated carbon cloth into suspension of citric acid, urea and graphene oxide, hydrothermally reacting, and loading soluble cobalt salt.

REN J, HUANG L, LIN S, QU Y, XU B, SUN D, CHU W, YU Y

Preparing composite metal nano-array catalyst comprises dispersing graphene oxide in medium to obtain suspension, adding carbon cloth, reacting to prepare carbon cloth precursor, loading soluble cobalt salt on precursor and annealing under atmosphere of reducing gas.

HUANG L, LIN S, CHU W, XU B, SUN D, QU Y, REN J, YU Y

Preparation of nickel sulfide electrocatalyst used for preparing hydrogen, involves dispersing nickel source and graphene oxide in ethylene glycol, and thermally reacting thioacetamide and reduced graphene oxide/nickel hydroxide compound.

YU Y, LIN S, SUN D, XU B, MENG F, CHU W, REN J, HUANG L

Preparing nitrogen-doped carbon composite graphene coated cobalt nano-array catalyst useful for producing hydrogen by electrolyzing water, comprises e.g. placing carbon source, graphene oxide and carbon cloth in liquid medium, and reacting.

YU Y, CHU W, SUN D, XU B, MENG F, LIN S, HUANG L, LI L

Preparing nitrogen-doped carbon compound graphene coated metal cobalt catalyst producing hydrogen by electrolyzing water, comprises e.g. uniformly dispersing cobalt salt and nitrogen-doped carbon compound graphene precursor, and reacting.

YU Y, CHU W, SUN D, XU B, QU Y, MENG F, LIN S, HUANG L

Biological filtration device comprises outer cylinder and inner cylinder made up of transparent material and filled with polyether polyurethane-graphene oxide complex foam, light source set in the annular cavity, and water inlet pipe.

ZHU C, YU Y, YUE D, MA H, HAO Y, WANG Q

Preparing polyether polyurethane-graphene oxide foam as biological filler for sewage treatment, by cutting prepared polyether polyurethane foam into blocks, immersing in graphene oxide dispersion, shaking, UV curing and drying.

ZHU C, YU Y, YUE D, CHEN Z, HAO Y, DING Z