国家/地区 中国（8） 世界知识产权组织（6） 韩国（5） 美国（4） 日本（3） 加拿大（2） 欧洲专利局（EPO）（2）
IPC部 C（17）
IPC大类 C25（17） H01（7） C08（5）
B01（3）
IPC小类 C25B（17）
IPC C25B013/08（17）
发明人 CHEN J（2） KIM M J（2） LI L（2）
公开年 2022（7） 2021（6）
申请年 2021（7）  2022（4）  2020（3）  2019（2） 
专利权人

Composite membrane e.g. proton-conducting membrane for electrolysis cell used for producing green hydrogen, comprises chitosan, nanocellulose and graphene oxide.

DE DEUS E P, SILVESTRE DE MELO S L

Electroreduction system for converting carbon oxides into multicarbon products, comprises cathodic compartment having reactant inlet, anodic compartment, and bipolar membrane positioned between cathodic and anodic compartments.

SINTON D, SARGENT E, XIE K, MIAO R K

Photoelectrochemical cell for use in production of hydrogen peroxide, comprises photoanode comprising photocatalyst; a cathode; and solid polymer electrolyte layer disposed between the photoanode and the cathode and comprising solid polymer electrolyte.

CHOI W, JEON T H, CHOIWEONYONG, TAEHWA J

Electrochemical-type hydrogen pump used in differential pressure type high-pressure water electrolysis apparatus, comprises electrolyte membrane-electrode assembly in which electrolyte membrane having hydrogen ion conductivity is arranged.

TAKASUGI S

Graphene oxide-doped polyvinyl chloride basic anion exchange polymer film used in electrochemical energy device, comprises water-soluble polyvinyl alcohol containing hydroxyl groups, poly diallyl dimethyl ammonium chloride containing quaternary ammonium groups and graphene oxide.

CHEN J, LU T, DONG X, NIU Z, ZOU Q, QIAO J

Composite ion exchange membrane used in e.g. electrochemical apparatus, comprises porous layer comprising binder comprising polymer, layer comprising nanosheets, which is coupled to porous layer, and layer comprising polymeric ion exchange membrane, which is coupled to layer comprising nanosheets.

LI L, ZENG S, LIU C, JUNG H Y

Proton exchange membrane used for water electrolysis system, comprises perfluorosulfonic acid ionomer, graphene oxide and hydrocarbon-based polymer.

CHOI Y S, KIM K H, NAM S Y, KIM M J, KO H S, CHOI Y, HYUN K, KIMMIJUNG

Proton exchange membrane electrode useful for producing hydrogen by electrolyzing water, comprises anode catalytic layer, substrate layer, cathode catalytic layer and cathode transition layer and substrate layer comprises polydimethylsiloxane dispersed with modified Y-type molecular sieve.

LI W, GOU Y, CHEN W, WU H, YANG L, LI F, YU Y, LI Y, CHEN J, ZHANG C, ZHAO Y, CHEN D, GAO B, MAO C, HE Y

Polyelectrolyte (PEM) water electrolysis hydrogen evolution reaction catalyst for PEM water electrolysis system comprises carrier and ternary alloy particles which are supported in the carrier and include platinum, scandium and lanthanum.

SANGYOON J, PAK C, YOO Y S, LEE T, LEE S

Ion-conducting membrane for use in e.g. fuel cell, comprises homogenous blend of polybenzimidazole with polymers selected from polyvinylidene difluoride, polyvinylene fluoride-co-hexafluoropropylene, chitosan and functionalized-chit.

RAMKUMAR M, KINI N S