国家/地区 韩国（4）
IPC部 C（5）
IPC大类 C08（5）
IPC小类 C09D（5）
IPC C09D005/00（5）
发明人 CHOI J H（2） HWAN J E（2） JO C W（2）
KIM H D（2）
公开年 2023（2）
申请年 2020（2）  2022（2） 
专利权人

Breathable and waterproof safety helmet for inspection and diagnosis comprises safety helmet body that can be worn by workers performing safety inspection and diagnosis and has ventilation holes formed in the thickness direction.

CHOI J H, JO C W, KIM H D, HWAN J E

Waterproof helmet used in safety inspection and diagnosis applications, comprises helmet component, and waterproof film including concave-convex portion bonded to component through adhesive comprising crosslinking agent, viscosity modifier, tackifier, polypropylene and heat-resistant polyamide resin.

CHOI J H, JO C W, KIM H D, HWAN J E

Steel sheet comprises graphene layer disposed on steel plate substrate, and adhesive layer disposed between steel plate substrate and graphene layer.

YOO H J, BYEON C S, SU K J

Heat dissipation composition used for forming coating agent, comprises base polymer containing silicone-based resin and filler containing at least two of expanded graphite, carbon nanotubes, graphene and metal nanoparticles.

HWANG I S, PARK Y S, HWANG I C, PARK K H, HWANGINSEONG, CHAN H, PARK K

Preparing ultrathin fluorinated graphene composite lubricating film comprises rotary coating fluorinated graphene dispersion on crystalline silicon substrate having upper layer of polydopamine adhesive-buffer layer.

FANG Z, HOU K, LIU C, WANG J, YANG S, ZHANG M