国家/地区 中国（2） 欧洲专利局（EPO）（2） 韩国（2） 美国（2）
IPC部 B（4）
IPC大类 B01（4）
IPC小类 B01J（4）
IPC C01B032/184（4）
发明人 KIM H K（2） KIM H M（2） KIM H Y（2）
KIM S G（2） KIMHYUNGKEUN（2） LEE G H（2）
MI K H（2）
公开年 2021（4）
申请年 2020（2）  2021（2） 
专利权人 KOREA ELECTR.（2）

Palladium-doped reduced graphene oxide/zinc oxide-tin oxide heterojunction quaternary composite material for hydrogen sensor as gas-sensing material, comprises particle formed by agglomeration of particles which are based on reduced graphene oxide with two-dimensional network structure.

ZHAO P, MA T, CHEN T, ZHANG X, SUN J

Preparing pellicle for extreme UV exposure with graphene defect healing layer, involves forming support layer of silicon nitride material on silicon substrate, and forming core layer of graphene material on support layer.

KIMHYUNGKEUN, MI K H, LEE W S, YANG H S, JOJINWOO, KIM B, JEONJUNHYUCK, LEE G H, KIM H Y, JEON J H, KIM S G, CHO J W, KIM H M, KIM H K

Directly growing multilayer graphene used in a pellicle for extreme ultraviolet lithography, involves forming small-layer graphene on SiN substrate, forming metal catalyst layer on small-layer graphene, and forming an amorphous carbon layer.

KIMHYUNGKEUN, MI K H, KIM H Y, LEE G H, SUNG K H, KIM H M, KIM S G, KIM H K

Preparing tin oxide-reduced graphene oxide aerogel material by adding tin dioxide to deionized water, adding strong acid, adding to hydrothermal reactor, centrifuging, weighing powder in deionized water, dripping into graphene oxide solution, reducing, adding aerogel sol to container, and aging.

SHEN X, YAN W, CUI S, LI M, CHEN Z, ZHANG Q, CHEN X