国家/地区 美国（8）
IPC部 B（8）
IPC大类 C01（8）
IPC小类 C01B（8）
IPC C01B031/02（8）
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） 2014（2）
申请年 2012（2）  2014（2）  2015（2） 
专利权人 GRAPHENE PLA.（2） GRAPHENE PLA.（2）

Graphene dispersant used in e.g. preparation of graphene composite powder, and graphene composite film, comprises polyaniline oligomer or derivative which is electroactive polymer, and combines with graphene via pi-pi bond.

DAI L, GU L, YU H, ZHENG Y, MA J, ZHAO H, LIU S, DING J

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

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

Forming polyaniline/reduced graphene oxide composite involves dispersing graphene oxide in aqueous solution of anionic emulsifying agent to form dispersion, dissolving aniline oligomer in solvent and mixing oligomer solution with dispersion.

BOCCHINI S, CHIOLERIO A, PORRO S

Insulating composition for manufacturing substrate such as printed circuit board comprises graphene oxide and insulating material comprising graphene oxide; and polar solvent having specific solvent polarity index.

JI S Y, SEO S H, HAM S J, KIM S H, SOO Y J, SHANG H S, SUK J H, SEUNG H K

Manufacture of electromagnetic-wave-absorption film for e.g. personal computer, involves coating organic-solvent dispersion liquid comprising graphene microparticles and binder resin on surface of plastic film, and drying coated film.

KAGAWA S, SEIJI K

Manufacture of multilayer graphene-coated substrate used as e.g. transparent conductive film and electroconductive film, involves laminating multilayer graphene obtained from multilayer graphene assembly on surface of substrate.

MURAMATSU K

Applying a coating composition on substrate comprises preparing a coating by mixing carbon in form of carbon nanotubes, graphene and/or fullerenes with metal particles and two-dimensionally or selectively applying the coating on substrate.

ADLER U, RODE D, BURESCH I, WANG J, FRECKMANN D, SCHMIDT H, ROHDE D, WANG Y