国家/地区 中国（5）
IPC部 C（5）
IPC大类 C09（5） C01（3）
IPC小类 C09K（5）
IPC C09K005/14（5）
发明人 LI C（5）
公开年 2022（5）
申请年 2022（5）
专利权人 SHANDONG HAI.（2）

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

Mica plate-based graphene electric heater comprises metal shell, heating element bracket provided with several mica-based heating sheets uniformly arranged, gap provided between adjacent mica-based heating sheets, and frequency conversion motor.

MA Z, JIAO H, WU X, LI C, LI G, HOU L, GENG X, WU H, HE Z

Polyol nanocomposite phase change material as heat storage material, comprises polyol phase change materials and hydroxylated carbon nanofillers, where hydroxylated carbon nanofillers are graphene nanosheets whose surface has been modified.

CHEN S, LU J, SHI L, ZHANG B, LI C, RONG Y, XU Z, ZHENG Y, FENG B

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

Preparing thermally conductive composite material based on three-dimensional vertically aligned graphene framework, comprises e.g. carrying hydrothermal reduction on graphene oxide films to form three-dimensional layered structure, drying, and performing heat treatment under argon atmosphere.

HU A, TANG Q, WANG X, LI C, CHEN X