国家/地区 韩国（2）
IPC部 B（2）
IPC大类 B32（2）
IPC小类 B32B（2）
IPC
发明人
公开年 2018（2）
申请年
专利权人 KOREA ADVANCED SCI TECHNOLOGY INST（2）

Multi-layer graphene-metal-polymer sheet for shielding electromagnetic wave, has contents of graphene-metal nanocomposite powder, relative to total weight of graphene-metal-polymer sheet different in adjacent graphene-metal-polymer sheets.

HONG S H, RYU H J, OH J Y, IM H J

Vibration damping material consists of viscoelastic layer containing specified amount of reduced graphene oxide and polyurethane resin, and constraining layer sequentially formed on surface(s) of vibrating component.

KIM W H, LEE C H, OH I K