国家/地区 中国（4）
IPC部 C（4） B（2）
IPC大类 C01（2） C04（2）
IPC小类 C01B（2） C04B（2）
IPC C01B031/04（2）
发明人 CHEN Y（4）
公开年 2009（3）
申请年 2009（4）
专利权人 UNIV NANKAI（3）

Preparation of graphene colloid and graphene poly-para-phenylenediamine composite material involves preparing red graphene colloid, filtering prepared colloid, washing and adding obtained wet powder of graphene into ethanol.

CHEN Y, MA Y, YU P, ZHANG X

Conductive carbon film for, e.g. precision instruments, is formed by directly coating single-layer or multi-layer graphene of specified thickness on surface of base plate, and has specified electrical conductivity.

CHEN Y, HUANG Y, HUANG L

Composite material comprises graphene and carbon fiber and is prepared by coating graphene on surface of carbon fiber material.

CHEN Y, HUANG Y

Crack recovery in products made of e.g. steel, glass, ceramics or quartz involves immersing parts having defects in graphene-containing solution to make graphene permeate in crack, and sintering products at high temperature.

CHEN Y, HUANG Y