国家/地区 中国（8）
IPC部 C（5） H（3） B（2）
IPC大类 C01（4） H01（3）
IPC小类 C01B（4） H01M（2）
IPC C01B032/184（2） C01B032/19（2）
发明人 DAI Y（3） MA W（3） YANG B（3）
ZHANG Y（3） LIANG F（2） YANG X（2）
YAO Y（2） ZHANG D（2）
公开年 2018（8）
申请年 2017（8）
专利权人 UNIV KUNMING SCI TECHNOLOGY（8）

Preparing nitrogen-doped graphene carbon material useful as e.g. cathode catalyst of a hydrogen-oxygen fuel cell, comprises e.g. adding transition metal salt into halogen element strong oxidizing acid, stirring and ultrasonically processing.

YANG X, WEI Q, TAN F, LI W, ZHANG Y, SUN P, MIN C

Preparation of reduced graphene oxide loaded palladium-metal precursor nano composite catalyst involves preparing final mixed solution using e.g. graphene oxide, dripping sodium borohydride solution, vacuum-filtering and freeze-drying.

XU M, JI J, ZHANG Y, DONG P, CENG X, LI X, LIN Y, YANG X, HUO Q

Graphene oxide-doped photopolymeric holographic recording material for e.g. holographic storage, comprises polyvinyl alcohol, acrylamide, methylene bisacrylamide, triethanolamine, photosensitizer and graphene oxide.

ZHANG Y, GAO Y, FAN S, PAN Y, ZHANG G

Preparation of graphene, involves reacting graphite, oxidant, strong acid, deionized water and hydrogen peroxide to obtain mixture, washing mixture with deionized water and dilute hydrochloric acid, and ultrasonically reacting.

LIANG F, ZHANG D, YAO Y, MA W, YANG B, DAI Y

Preparation of porous graphene involves heating graphite, sodium nitrate, strong acid, oxidizing agent and hydrogen peroxide solution, adding ionic water, deionized water, strong alkali solution and reducing agent and processing.

LIANG F, ZHANG D, CHEN L, ZHANG J, YAO Y, MA W, YANG B, DAI Y

Preparation of flexible graphene-silicon solar cell involves passivating silicon wafer with inverted pyramid structure, applying graphene quantum dot solution, calcining, and applying indium-gallium alloy or conductive silver paste.

LI S, MA W, ZOU Y, WEI K, YANG C, LEI Y, XIE K, WU J, YU J, QIN B, LV G, YANG B, DAI Y

Silver/graphite/graphene sliding electrical contact material is prepared by mixing graphite and asphalt, adding silver powder, ball-milling, press-molding, vacuum-sintering, cooling to obtain billet, extruding, and drawing or rolling.

ZHOU X, LI Z, CAO J, WANG Z, LI J

Method for improving water dispersibility of graphene, involves adding concentrated nitric acid and concentrated sulfuric acid, adding graphite powder, mixing potassium hydroxide, adding oxidant solution, washing with distilled water.

LI K, MA L, WANG C, SUN X