国家/地区 韩国（5）
IPC部 C（5）
IPC大类 C23（5）
IPC小类 C23C（5） C09D（3） C08J（2）
IPC C08J007/04（2）
发明人 AHN S（2） KIM J H（2）
公开年 2021（3） 2022（2）
申请年 2020（5）
专利权人 KOREA INST SCI TECHNOLOGY（5）

Negative electrode active material used for binder-free electrochemical cell e.g. lithium-ion secondary battery, is composite in which graphene quantum dots are bonded to surface of metal oxide having microspherical structure.

YANG C M, KIM J M, JANG W, KIM J H, RYU J S, LEE M W

Stretchable gas barrier laminate structure useful e.g. for electronic device, comprises film having gas barrier properties formed on stretchable substrate, includes corrugation.

OUNG P S, KIM Y J, JI I, AHN S, BAE S K, LEE S K

Ammonia gas detection sensor useful in gas detection device to monitor and detect flammable, explosive and toxic gas comprises board, graphene sheet positioned on substrate and metal nanoparticles located on graphene sheet.

LEE K B, NAM Y, NAM J H, YOON S, LEE Y, NAH I W, OH I H

Graphene composite barrier film comprises organic thin film provided on inorganic thin film, graphene film, and primer layer provided between organic thin film and graphene film.

KIM M J, JANG S G, AHN S, TAE Y H, KIM J H, KIM H

Masking block used e.g. to form pattern comprises base substrate, gamma-alumina thin film disposed on base substrate, and hexagonal boron nitride thin film doped with carbon and oxygen and disposed on gamma-alumina thin film.

LEE D, PARK J, PARKJAEHYUN, LEE D J