国家/地区 中国（2）
IPC部 C（2）
IPC大类 C01（2）
IPC小类 C01B（2）
IPC C01B031/04（2）
发明人 YU S（2）
公开年
申请年 2012（2）
专利权人 UNIV CHINA SCI TECHNOLOGY（2）

Preparing nitrogen-doped graphene hydrogel comprises adding graphite oxide in water to perform ultrasonic dispersion, adding amine with oxidized graphene water solution to stir and performing hydro-thermal reaction on intermediate product.

WANG Z, YANG J, CHEN P, XIAO T, YU S, LI S

Preparation of graphene/polyaniline composite paper used in supercapacitor electrode material by mixing graphene oxide dispersion liquid with reducing agent, coating on substrate, drying, and depositing polyaniline on graphene paper.

CONG H, YU S