国家/地区 中国（5）
IPC部 H（3） B（2）
IPC大类 H01（3）
IPC小类 H01M（3）
IPC H01M004/36（2）
发明人 LIU D（5）
公开年 2023（5）
申请年 2023（5）
专利权人

Soundable bottle cap, has upper cover slidably inserted in lower containing cavity of base in detachable manner, where upper speaker presses down graphene switch contact assembly and conducts contact.

LIU D, LIU L

Multilayer lithium metal current collector used for battery system with lithium metal as negative electrode, comprises conductive support layer, lithium-philic nucleation layer, which is graphene metal nano-lithium composite layer, electron/ion transport layer, and nano-lithium ion rectifying layer.

WEI M, LIU D, CHENG B, CUI C, NING R

Composite graphite material useful in lithium-ion battery, comprises porous graphite material, asphalt-based carbon material and nano-carbon material, where asphalt-based carbon material and nano-carbon material are filled in pores of porous graphite material.

LI H, LIU D, PANG W, DING L, GU H, PAN J, JIANG C

Preparing nano-modified graphene film sensor useful e.g. in early warning of transformer fault, comprises e.g. dissolving aluminum chloride in absolute ethanol, mixing with graphene oxide aqueous solution, mixing with glycerol, dipping interdigitated copper/nickel metal electrode and heat treating.

LIN H, ZHANG H, WANG B, ZHANG Z, YANG D, GUO J, LI J, YU Q, LIE J, LI S, LUAN J, CUI T, DONG H, ZHAO T, JIAO L, LIU D, TAI Y

Three-dimensional carbon framework silicon-based material used in lithium-ion battery negative electrode, comprises carbon base framework, porous carbon framework layer covered on surface of carbon base framework, silicon layer, and carbon layer.

LIU D, HUANG J