国家/地区 韩国（3）
IPC部 C（2）
IPC大类
IPC小类
IPC
发明人 CHOI S（3）
公开年 2022（2）
申请年 2022（3）
专利权人

Hydrogel patch useful for improving skin disease, comprises hydrogel comprising polymer, and nanoparticles having charge different from that of hydrogel.

KIM J Y, CHOI S W, KIM Y E, CHOI S, KIM Y

Protective film used in display apparatus comprises light shielding layer disposed in edge portion of one surface of substrate, where light shielding layer comprises first layer on edge of one surface of substrate and second layer on first layer.

CHOI S, JEON H, CUI S, JEON H M

Continuous mass production of graphene using thermal plasma comprises, generating plasma by injecting, injecting expandable graphite and intercalation graphite, exfoliating graphene by expanding expanded graphite, and drying by hot air.

KYOUNGJEONGBAE, HWAN B J, CHOI S