国家/地区 中国（6） 世界知识产权组织（5） 印度（4） 美国（4） 澳大利亚（3） 加拿大（3） 欧洲专利局（EPO）（3） 日本（3） 韩国（3） 西班牙（2） 英国（2） 香港（2） 以色列（2） 墨西哥（2） 马来西亚（2） 波兰（2） 新加坡（2） 台湾（2） 越南（2） 南非（2）
IPC部 B（9）
IPC大类 C01（9）
IPC小类 C01B（9）
IPC C01B032/19（9）
发明人 HASEGAWA S（2） HASEGAWA SHOJI（2） KAMIYA N（2）
KAMIYA NAGISA（2） NAGISA K（2） SHEN Y（2）
SHOJI H（2）
公开年 2015（3） 2021（2）
申请年 2021（3）  2014（2）  2016（2） 
专利权人 GRAPHENE PLA.（2） GRAPHENE PLA.（2）

Graphene-containing nanomaterial comprises graphene and nano-graphite sheets.

CHEN B, CHU W, JIANG N, YU J

Making two-dimensional graphene nanosheets includes e.g. subjecting graphite flakes to ultrasonication, centrifuging sonicated solution, allowing centrifuge tube to stand in vertical position, and removing supernatant of graphene dispersion.

VARRLA E, SETHURAJAPERUMAL A, UPPARA P

Flaking nano-platelets from particles of laminar material involves providing suspension of particles in liquid, and forming flow with toroidal vortices in suspension such that particles are exposed to alternating flow velocities and pressures.

VOZYAKOV I, SHCHEBLANOV A

Friction catalytic designing of ultra-low-friction carbon film, involves dispersing metal nanoparticles in absolute ethanol, spin-coating to form carbon film, vacuum volatilizing absolute ethanol, stirring, and mixing with abrasive.

LI R, ZHANG J, YANG X, HOU D, SUN C

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

Preparing carbonaceous hydrogenation catalyst useful for sampling swab containing polycyclic aromatic hydrocarbon anthracene and solvent, comprises e.g. preparing graphene oxide and reduced graphene oxide, filtering, washing and drying.

XIAO F, ZHAO N, LIU R, LI F

Graphite-based carbon material used as graphene precursor for preparing graphene dispersion, comprises rhombohedral graphite layer and hexagonal graphite layer, and has specified rate calculated based on X-ray diffraction method.

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

Coated strip or sheet comprises steel strip or sheet, zinc (alloy) coating on steel strip or sheet, coating system for inhibiting corrosion, and top coat in which coating system contains corrosion inhibitive composition with graphene.

VAN DER WEIJDE D H, BOEHM S, BOEHM H L M, BOEHM H, VAN DER WEIJDE D, BOHM H L M, BOHM S

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