国家/地区 中国（5） 印度（2）
IPC部 B（7）
IPC大类 B82（7）
IPC小类 B82Y（7）
IPC B82Y030/00（6） B82Y040/00（4） C25B001/04（4）
C25B011/091（3） C25B011/065（2）
发明人
公开年 2023（7）
申请年 2022（5） 
专利权人

Preparing glycolic acid by electrocatalytic hydrogenation of oxalic acid comprises electrolyzing aqueous electrolyte containing oxalic acid in catalyst-containing electrode, evaporating water in electrolyte to concentrate glycolic acid content, precipitating glycolic acid crystals, filtering, drying.

LI S, GONG M

Compound nano-catalyst loaded on nitrogen-doped carbon useful as catalyst of hydrogen-oxygen fuel cell, metal-air cell or electrolytic water cell comprises nitrogen-doped carbon as carrier and complex of platinum-transition metal atom intermetallic compound and platinum-P2 loaded on carrier.

QIN X, CAO L, SUO N, SHAO Z

Annealing temperature in controlling number of shell formation in N-doped multi-shelled ruthenium-cobalt-cobalt tetraoxide graphene-coated nano-spheres involves synthesizing the metal-organic frameworks by reaction with ruthenium nitrosyl nitrate, cobalt nitrate (as metal precursors).

PATHAK T S, KUMAR S, CHATTOPADHYAY J

Synthesizing two-dimensional graphene and boron alkene/tellurene complex by electrochemical one-step method, useful in hydrogen production comprises e.g. using graphite electrode and boron block/tellurium block electrode as anode and cathode, and electrolyzing, washing and centrifuging.

HOU W, ZHANG Y, XU Y

Preparing binary metal alloy catalyst used in catalysis of electrolytic water hydrogen evolution reaction in alkaline environment involves dispersing conductive carrier in water, dissolving noble metal and non-noble metal precursors, adding mixed solutions, centrifuging, washing, drying and heating.

TANG R, ZHOU Q, WU D, ZHU Y, LIAO X, ZENG L

Graphene mesoporous composite material coexisting with multiple pyrrole nitrogen useful in preparing hydrogen peroxide by electrocatalytic oxygen reduction, comprises amorphous carbon substrate and nitrogen element uniformly dispersed in form of single atom and loaded on amorphous carbon substrate.

PENG W, JIA J, LIANG J

Preparing cobalt tungstate/ graphene oxide material on conducting substrate, involves forming uniform layer of cobalt ions, at preset conditions, immersing cleaned substrate in anionic precursor solution, reacting tungstate ions with pre-adsorbed cobalt ions, forming cobalt tungstate thin film.

NIKAM R P, KHOT S D, BAGWADE P P, LOKHANDE C D