国家/地区 中国（3）
IPC部 H（3） C（2）
IPC大类 C01（2） H01（2）
IPC小类 C01B（2） H01M（2）
IPC H01M010/0525（2） H01M010/613（2） H01M010/653（2）
发明人 HE D（3）
公开年 2020（3）
申请年 2020（3） 
专利权人 WUHAN HANXI TECH CO LTD（3）

Graphene composite flexible packaging film used in lithium ion battery, comprises first polymer layer, first adhesive layer, graphene film layer, and second adhesive layer.

HE D, YANG J, QIAN W

Preparation of light-weight, high-conductivity flexible lithium battery current collector material by dispersing graphene oxide filter cake in deionized water, placing graphene oxide gel film, drying with argon atmosphere, and heating.

HE D

Preparing graphene printed circuit board, comprises e.g. placing graphene film on one side or both sides of the dielectric substrate material, and clamping between two mirror steel plates, vacuuming, cooling, and removing.

HE D, SHEN J, SONG R