国家/地区 韩国（7）
IPC部 B（7）
IPC大类 B01（7） C01（7） B82（5）
B32（3） H01（3） B44（2）
IPC小类 B01J（7）
IPC C01B031/04（6） C01B031/02（4） B82Y030/00（3）
B82Y040/00（3） C01B031/00（3） H01B001/24（3）
B01J019/00（2） B82B003/00（2） H01B001/04（2）
发明人 CHOI J（2） HONG B H（2）
公开年 2010（5）
申请年 2009（7）
专利权人 SAMSUNG ELEC.（2） UNIV SUNGKYU.（2） UNIV SUNGKYU.（2）

Manufacture of nano graphene-based material used for e.g. rechargeable batteries, involves mixing graphite sulfuric slurry and potassium permanganate sulfuric solution and then adding aqueous hydrogen peroxide solution to mixture.

KWON Y J, KIM J H, GU J W, PARK W H, KIM S B, SHIN C M, JI B K, KWON D H, PARK S Y, JI B, GU J, KWON Y, PARK W, KWON D, SHIN C

Producing e.g. multi-graphene dispersion, useful as electrode material in lithium ion battery, comprises dispersing graphite oxide in dispersion medium to form multi-graphene oxide dispersion, and thermally reducing the oxide in dispersion.

NESPER R, TOMMY K, NESEUPEO R, TOMI K, NIRSBOR R, NISPORRE R, KASPAR T

Method for distributing catalyst on graphene for catalyst module, involves providing defects in two dimensional plane surface of graphene and absorbing catalyst on the defect edge portion of two dimensional plane surface of graphene.

MYEONG CHOI S, HUN JI S, SEON M C, SEUNG H J

Method for creating graphene for use in e.g. material science, involves dispersing graphene oxide into water to form dispersion, and adding solvent to dispersion to form solution, where temperature of solution is controlled to form graphene.

GILJE S S, GILJE, JWILYE E S

Graphene used for device and graphene sheet, comprises etched edge portion comprising functional group of carbonyl, carboxy, hydroxy, formyl and/or oxycarbonyl.

CHOI J, CHOI W M, HONG B H, CHOI W, HONG B

Removing a carbonization catalyst from graphene sheet, involves contacting the carbonization catalyst with a salt solution, which is capable of oxidizing the carbonization catalyst.

CHOI J, HONG B H, KIM K S

Stacked graphene-diamond hybrid material for semiconductor device comprises diamond matrix, and stacked graphene configured to be converted in certain thickness from a lattice plane cut by surface of matrix due to alternative loss of plane.

AHN J, LEE J, LEE S, LEE W, AHN J P, LEE J K, LEE S C, LEE S H, LEE W S, LEE U