国家/地区 中国（5） 美国（4） 世界知识产权组织（4） 欧洲专利局（EPO）（3） 日本（3） 韩国（3） 香港（2） 新加坡（2） 台湾（2）
IPC部 C（5） B（4） H（2）
IPC大类 C01（5）
IPC小类 C01B（5）
IPC C01B031/04（5）
发明人
公开年 2015（3） 2014（2）
申请年 2014（5）
专利权人

Production of graphene involves applying physical force to liquid dispersion of dispersing agent containing polyaromatic hydrocarbon oxide, and carbon-based material comprising graphite, and forming graphite into nano graphene flakes.

SOHN K N, YOO K H, KWON W J, LEE K S, YANG S B, KIM I Y, LEE M J, LEE J Y, SOHN K, YOO K, KWON W, LEE K, YANG S, KIM I, LEE M, LEE J, LI M, LI J

Graphite-type carbon raw material used as graphene precursor, has rhombohedral system graphite layer and hexagonal system graphite layer in ratio more than preset value, as measured using peak intensities specific planes of layers.

HASEGAWA S, KAMIYA N, SHOJI H, NAGISA K, HASEGAWA SHOJI, KAMIYA NAGISA, SHEN Y

Making zero dimensional graphene quantum dots used in e.g. sensing, comprises placing graphite oxide in furnace, flushing furnace with inert gas, introducing hydrogen into furnace, heating graphite oxide in presence of hydrogen and cooling.

SUNDARA R, BABY T T, KANIYOOR A

Graphene modified thermoplastic phenolic resin preparation for friction material comprises mixing phenol compound, aldehyde compound, and acid catalyst to obtain phenolic resin, and mixing phenolic resin and graphite.

TANG Y, JIANG C, LIU W, SONG Q

Manufacture of graphene quantum dots used for road stickers, road signs, coatings, clothing, paints and photographic processing materials, involves exposing carbon source chosen from coal and coke to oxidant.

TOUR J M, YE R, XIANG C, LIN J, PENG Z, HAYASHI K, CERIOTTI G