国家/地区 中国（3）
IPC部 C（3）
IPC大类 C01（3） C08（3）
IPC小类 C01B（3）
IPC C08K003/04（3）
发明人
公开年 2017（3）
申请年 2017（2） 
专利权人

Preparation and dispersion of graphene using supercritical fluid, involves pre-processing graphite raw material, mixing with dispersant and polymer, transferring to internal mixer, mixing, pumping supercritical fluid, and infiltrating.

CHEN Q, ZENG J, CHEN B

Composite material of large area graphene comprises substrate and large-area graphene dispersed in substrate, where dispersant or ultrasonic vibration method is used for high-greying dispersing graphite to obtain large-area graphene.

ZHANG R, SONG J

Modifying graphene oxide microsphere under various external force fields comprises adding graphene to concentrated sulfuric acid, ultrasonicating, adding potassium permanganate , then diluting deionized water.

LI J, YIN Y, HAN M, ZAHNG F L