国家/地区 中国（3）
IPC部 C（3）
IPC大类 C01（3）
IPC小类 C01B（3）
IPC C01B031/04（3）
发明人 YU J（3）
公开年 2012（3）
申请年 2012（2） 
专利权人

Hyper-branched polyamide functional graphene composite material, useful for polymer-modification, and in mechanical, electronic and chemical engineering fields.

LI M, HUANG X, LV L, JIANG P, LI Y, YU J, WU C

Preparation of graphene involves injecting graphite powder and cosolvent into high-pressure reactor, vacuumizing, sealing reactor, adding n-hexane or propane, increasing temperature and pressure, and collecting resultant material.

YU J

Preparation of graphene product involves mixing synthetic graphite, natural crystalline flake graphite and crystalline flake graphite, and providing crucible container with graphite oxide to microwave vacuum sintering furnace.

TIAN X, WANG H, YU J, WANG J