国家/地区 韩国（6） 世界知识产权组织（5） 中国（3） 欧洲专利局（EPO）（3） 美国（3）
IPC部 H（4） B（2） C（2）
IPC大类 H01（4） B01（2） C01（2）
IPC小类 H01M（4） B01J（2） C01B（2）
IPC H01M004/36（3） H01M004/587（3） H01M004/62（3）
B01J035/00（2） C01B032/198（2） H01M004/131（2）
H01M004/133（2） H01M004/134（2） H01M004/38（2）
H01M004/48（2） H01M010/052（2） H01M010/0525（2）
发明人 YOO J（6）
公开年 2021（6）
申请年 2020（4） 
专利权人 LG ENERGY SO.（2）

Producing polymer film, involves preparing dispersion solution by ultrasonically treating graphene oxide and dispersing it in distilled water or tetrahydrofuran mixed solvent, preparing mixed solution by adding polyvinyl alcohol, stirring.

JIN H, YOO J

Secondary battery e.g. lithium secondary battery used as power source, consists of cathode having cathode active material layer, several anodes having anode comprising silicon-based active material and anode comprising carbon-based active material in specified ratio, separator, and electrolyte.

KIM Y J, YOO J W, JEA K Y, YOO J, JIN R

Alloy nanoparticle e.g. for alloy nanocatalysts, prepared by e.g. forming multi-metal compound by mixing pyridine-based compound including transition metals, heat-treating and forming N-doped carbon shell on alloy compound by heat treatment.

HYEON T, SUNG Y, YU T, YOO J, YOO T, YANAGI T, YOO T Y, YOO J M

Production of visible-light photocatalyst used for e.g. removing contaminants e.g. volatile organic compound, nitrogen oxide, bacteria and mold in air, involves mixing binder, graphene and titanium dioxide, injecting formed mixture into mold, and pressing mold at high temperature.

YOO J, HWANG G B, SHIN T, YOO J H, SHIN T H

Two-dimensional nickel-organic structure/reduced graphene oxide composite used as electrode material comprises two-dimensional electroconductive nickel-organic structure comprising organic ligand comprising nickel and reduced graphene oxide.

GI B, KIM H W, HAN S O, YOO J J, KIM T W, HUN S, JATINDER S, LEE H J, BYUN S, KIM H, YOO J, KIM T, SEONG Y, SINGH J

Negative electrode used for secondary battery, contains layer comprising negative active material comprising carbon-based active material, binder, single-walled carbon nanotube assembly, and silicon-based active material.

OH I G, KIM J Y, LEE Y J, YOO J W, SHIN S Y, KIM Y L, KIM T G, KIM Y, KON K T, JIN T, SHEN S, YOO J, LI L, JIN D, WU Y