国家/地区 加拿大（7）
IPC部 B（7）
IPC大类 B01（7）
IPC小类 B01J（7）
IPC C01B032/225（7）
发明人
公开年 2021（3） 2017（2）
申请年 2020（3）  2016（2） 
专利权人

Dry graphene powder composition used in graphene ink used in two- or three-dimensional printing comprises pristine graphene flakes non-covalently functionalized with polymeric amphiphilic molecules.

TRAN T S, ROY CHOUDHURY N, DUTTA N, ROY C N, AWARD T, ROICHOUDURINAMITA, DUTANABA, DUTA N

Exfoliating graphene flakes from graphite sample by compressing a graphite sample in an electrochemical reactor, and applying a voltage between the graphite sample and an electrode in the electrochemical cell.

ROSCHER S

Providing hydrogenated sp2 carbon allotrope involves providing hydrogenated sp2 carbon allotrope, and then releasing hydrogen gas from carbon allotrope.

BALDWIN J W, MORSE J R, ZUGELL D A, MATIS B R, WILLAUER H D, GANGEMI N T, HOUSTON B

Producing graphene or graphene-like material, comprises dispersing particles of crystalline graphitic material in solvent or surfactant mixtures, submitting mixture to a cavitation force, and submitting mixture to high shear agitation.

FONSECA FERREIRA DA SILVA R, MARQUES ABRANTES V E, REIS FIGUEIREDO B, MARQUES A V E, REIS F B, FONSECA F D S R

Halogenated graphene nanoplatelets used in e.g. energy storage device, comprising graphene layers that are defect-free and free from any element, other than carbon atoms of perimeters of graphene layers, and with specified ratio of bromine.

ZHANG Y, PARKS J C, KADRMAS C R, ODAY J M

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

Synthesizing graphene comprises refluxing reaction mixture of solvent e.g. water and carbonaceous material promoting polycyclic aromatic hydrocarbon formation, collecting and directing obtained vapors to substrate and recovering graphene.

SHANKMAN R S, HANKMAN R S