国家/地区 中国（14）
IPC部 C（14）
IPC大类 C01（14） B82（2）
IPC小类 C01B（14）
IPC C01B031/04（14） B82Y030/00（2） C01B032/194（2）
发明人 ZHOU X（14）
公开年 2015（9） 2014（5）
申请年 2014（14）
专利权人 CHINESE ACAD.（9） NINGBO INST .（4） NINGBO MORSH.（3） UNIV CENT SO.（2）

Preparing graphene powder involves mixing graphite oxide and dispersant to give intermediate product, where the dispersing agent comprises ammonium salt.

HU J, LIU Z, QIN Z, ZHOU X

Graphene preparation involves mixing graphite, acid and oxidizing agent to obtain graphite intercalation compound, where acid is concentrated sulfuric acid, and oxidizing agent is hypochlorite.

LIU Z, QIN Z, ZHOU X

Preparation of graphene involves mixing carbon source and metal scavenger, mixing metal catalyst with modified carbon and heating metal catalyst-adsorbed modified carbon.

CHEN L, JIANG P, LIU Z, LV B, WANG G, ZHENG C, ZHOU X

Preparing graphene involves dissolving metal catalyst in water to obtain aqueous metal catalyst solution, and adding starch-based material, cellulose-based compound and synthetic resin to aqueous metal catalyst solution.

CHEN L, JIANG P, LIU Z, LV B, WANG G, ZHENG C, ZHOU X

Preparing multicolor fluorescence graphene quantum dot by microwave method comprises e.g. adding carbon material in concentrated nitric acid and sulfuric acid, dispersing, heating, dialyzing, freeze-drying to obtain carbon monoxide material.

CHEN S, LIU M, SUN X, YANG Y, ZHOU X

Preparation of graphene comprises carrying out adsorption of mixed metal catalyst and carbon source where carbon source is ion exchange resin, carbon material, biomass materials and/or gel-like material and heating with reducing agent.

CHEN L, JIANG P, LIU Z, LV B, WANG G, ZHENG C, ZHOU X

Modified graphene is obtained by surface modifying graphene with long chain aromatic compound which has predetermined molecular mass and hydrophilic-lipophilic balance value, by non-covalent interaction.

LV S, WANG H, XIE X, YE Y, ZHOU X

Preparation of graphene involves pretreating biomass material e.g. tea leaf and/or seaweed plant, mixing with metal catalyst and solvent, loading to obtain catalyst-loaded biomass material, mixing with pore-forming agent, and heating.

CHEN L, JIANG P, LIU Z, LV B, WANG G, ZHENG C, ZHOU X

Graphene composite powder material comprises graphene material and micro-nano structure material attached to surface of the graphene material.

HU J, LIU Z, QIN Z, TANG C, WANG G, ZHAO Y, ZHOU X, QING Z

Graphene powder material comprises graphene material and liquid-absorbent expanding material composite.

HU J, LIU Z, QIN Z, TANG C, ZHAO Y, ZHOU X