国家/地区 中国（11） 美国（8） 世界知识产权组织（8） 欧洲专利局（EPO）（5） 日本（5） 韩国（5） 印度（3） 台湾（2）
IPC部 B（11）
IPC大类 B01（11）
IPC小类 B01J（11）
IPC C01B032/184（11）
发明人 CHEN P（2） GAO X（2） XU C（2）
YIN H（2）
公开年 2015（11）
申请年 2015（7）  2014（4） 
专利权人 BEIJING INST.（2）

Nitrogen-doped graphene coated nano-sulfur anode composite material, used in making lithium-sulfur batteries, comprises three-dimensional conductive network formed by nitrogen-doped graphene, and nitrogen-doped graphene sheets.

HOU Y, LI G, LI H, LI W, LIU M, QIU Y, YE F, ZHANG Y, ZHOU L

Preparation of sulfonated graphene used for e.g. transparent electroconductive electrode and thermal conductive material, involves contacting reaction medium containing oxidative sulfonating agent with organic material, and heating.

HAO J, JIANG Y, LI J

System for generating graphene in magnetic field comprises plasma generator for producing ionized carbon atoms, plasma generation chamber for receiving carbon atom cloud, and graphene seed source for providing graphene seed to location.

FULLERTON L W, ROBERTS M D

Preparation of graphene oxide nanoribbons involves adding concentrated sulfuric acid to PTFE-lined reactor, adding potassium permanganate and multiwalled carbon nanotubes, heating by sealing, adding hydrogen peroxide, washing and drying.

CHENG M, JIANG G, LIU Q, WANG J

Particle for particulate material used for composite material, particle dispersion and article comprises stacked sub-structures in which each sub-structure includes stack of graphene layers.

WALTERS I, WALTERS D

Preparing graphene material using electric exploder comprises taking electric explosion tank, adding distilled water, charging, collecting the suspension, carrying out ultrasonic dispersing treatment, reacting, filtering, and vacuum drying.

CHEN P, GAO X, XU C, YIN H, MEI X

Preparation of electric explosion nitrogen doped graphene material by regulating electric explosion tank electric explosion system pitch, fixing graphite rod on electrode, and adding electric explosion tank with nitrogen source solution.

CHEN P, GAO X, XU C, YIN H, ZHANG S

Porous graphene used in e.g. adsorption applications, is prepared by providing graphene sheet having thickness and lateral dimension of preset range, and distributed pores having size of preset range on surface of graphene sheet.

LI X, SUN R, WANG X, YE W, CHEN W

Production of graphene for graphene sheet manufacture involves adding metal catalyst in reaction chamber, adding hydrocarbon gas in reaction chamber, allowing metal catalyst and hydrocarbon gas to make contact, and dehydrogenating.

CARLSON W B, CASASANTA V, WAN F, ROBERTS B K, LONDERGAN T 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