国家/地区 中国（3）
IPC部 C（3）
IPC大类 C09（3）
IPC小类 C09K（3） C01B（2）
IPC C09K005/14（3）
发明人 ZHANG C（3）
公开年 2022（3）
申请年 2022（3）
专利权人 SHANDONG HAI.（2）

Heat-conducting wave-absorbing material with electromagnetic shielding function has a two-layer structure, the upper layer is a heat-conducting wave-absorbing gel layer, and the lower layer is an aluminum foil layer.

ZHANG X, YANG Y, FAN J, ZHANG C, MA C, WANG Z

Preparing low oxygen, high stripping graphene oxide useful in preparation of graphene heat-conducting film, comprises e.g. homogenizing and suction filtering dispersion liquid, separating concentrated sulfuric acid in reaction material, washing and filtering solid material.

ZHANG C, LI C, WANG J, YU X, ZHANG S

Preparing graphene oxide by recycling concentrated sulfuric acid comprises mixing flake graphite and concentrated sulfuric acid, performing ultrasonic treatment, performing solid-liquid separation on reaction material to obtain recovered concentrated sulfuric acid and solid material, homogenizing.

ZHANG C, LI C, WANG J, YU X, ZHANG S