国家/地区 美国（8）
IPC部 B（8）
IPC大类 B01（8）
IPC小类 B01J（8）
IPC B01J019/10（8）
发明人 JANG B Z（2） ZHAMU A（2）
公开年 2011（3） 2017（2）
申请年 2010（2）  2016（2） 
专利权人 NANOTEK INST.（2）

Producing isolated graphene sheets from supply of coke or coal powder, used in composite material, comprises dispersing particles of coke or coal powder in liquid medium to produce suspension, and exposing suspension to ultrasonication.

ZHAMU A, JANG B Z

Making graphene composite used to make active material for supercapacitor, involves radiating microwave on graphite oxide-conducting agent mixture, dispersing formed material in liquid and ultrasonic-wave pulverizing, and freeze-drying.

YEON S, JEON M, SHIN K, JIN C, LEE B, PARK S, KIM D, LEE S H, YEON S H, JIN C S, JEON M S, LEE B S, SHIN K H, PARK S K, KIM D H

Purifying graphene nanoribbons, involves contacting composition comprising graphene nanoribbons and contaminants with liquid medium comprising dispersant, and dispersing nanoribbons in liquid medium and subjecting the dispersion.

HINTERMANN T, SCHWAB M G, CHA K C, WEITZ T, SCHAEFER A, MUELLER I B, WEITZE T, SCHWAB M G S, CHA K C P

Fabricating single-layer graphene on silicon carbide wafer used as channels of field-effect transistor array, comprises disposing graphene layers on carbon buffer layer of wafer, and converting buffer layer to single-layer graphene.

WOO Y, YOON S, SHIN H, LEE D, CHOI J, WOO Y S, YOON S M, SHIN H J, LEE D W, CHOI J Y

Producing graphene sheet or ribbon involves attaching metal to carbon nanotube; treating metal to bond chemically to nanotube; removing metal from nanotube; unzipping nanotube into graphene sheet or ribbon, useful for making supercapacitors.

CHEN W, CUI X

Preparing dispersion of graphene particles/sheets in liquid medium comprises providing bar/block of solid material made of graphite, rubbing material on substrate surface and dipping substrate in medium and subjecting medium to ultrasound.

JANOWSKA I, BEGIN D, CHIZARI K, ERSEN O, BERNHARDT P, ROMERO T, LEDOUX M, PHAMHUU CUONG, PHAM H C, PHAMHUU C

Composition useful for preparing reduced graphene oxide material used in ultracapacitor, comprises a suspension of a graphite material or a graphene material in a non-aqueous liquid.

RUOFF R S, STOLLER M D, ZHU Y

Production of pristine nano graphene platelets by dispersing pristine graphitic material particles comprising graphite crystallite in liquid medium having no surfactant, and exposing suspension to direct ultrasonication.

ZHAMU A, JANG B Z