国家/地区 韩国（2）
IPC部
IPC大类
IPC小类
IPC
发明人 WOOK Y B（2）
公开年 2022（2）
申请年
专利权人

Chlorine-ion measurement sensor for detecting chlorine ions in reinforced concrete, has silver/silver chloride electrode which is immersed in electrolyte, and working electrode that is composed of silver component coated with silver chloride and coated with graphene oxide.

KIM S I, YOO B U, LEE J Y, PARK G R, KIMSEYL, WOOK Y B, LEE J, PARK K

Etchant composition to manufacture graphene with low sheet resistance, comprises sulfuric acid, hydrogen peroxide, purified water, N-heterocyclic aromatic compound e.g. benzotriazole, and aromatic boric acid e.g. phenyl boric acid.

MOON J, KWON Y, WOOK Y B, LEE S M, MOON S I, KIM K S, LEE G H, HYUN D, SIMSUJIN, SHIM S J, HYUN D S, YOO B W, KWON Y D, MOON J T