国家/地区 中国（22） 美国（3） 韩国（2） 世界知识产权组织（2）
IPC部 B（23）
IPC大类 C01（23）
IPC小类 C01B（23）
IPC C01B031/04（23）
发明人 ZHANG X（23）
公开年 2015（6） 2016（6） 2014（5） 2012（3） 2013（3）
申请年 2015（7）  2014（5）  2012（3）  2013（3）  2016（3）  2011（2） 
专利权人 AVIATION IND.（2） UNIV BEIJING.（2） UNIV CHONGQI.（2）

Preparing graphene hydrogel with adjustable internal structure involves ultrasonically dispersing oxidized graphene powder in deionized water to obtain aqueous dispersion solution of oxidized graphene.

ZHANG X, XIE Y, XIE D, ZHONG L

Graphene-metal or semi-metal shell-core structural composite material comprises complex of metal or semi-metal, oxidized graphene and surface functional group.

GU J, PANG A, ZHANG X

Preparation of carbon nanotube/graphene compound, involves mixing carbon nanotube, additive and surfactant, adding solvent to mixture, mixing, stirring, distilling off solvent, placing in oven, and drying.

HUANG X, LIN Q, ZHANG X

Manufacture of secondary battery cathode material involves preparing silicon colloidal solution using waste silicon sludge suspension, preparing mixture of silicon agglomerates, graphene oxide and dispersion medium, and heat-treating.

JANG H D, CHANG H, KIM H, ZHANG X, JIN H

Growing carbon nanotubes on porous nano-porous copper-graphene compound involves preparing nano porous copper catalyst, cleaning copper alloy, drying copper alloy, and then keeping obtained copper alloy in hydrochloric acid solution.

KANG J, LI J, ZHANG Z, ZHANG X, ZOU C

Preparing spherical shell-shaped three-dimensional graphene comprises e.g. uniformly mixing copper(ii) sulfate and nickel(ii) sulfate, washing, heating under vacuum, carrying out reduction treatment and graphene deposition process.

GUO X, JIANG J, ZENG Y, ZHANG X, HE M, CHEN J, GE C, LI C

Graphene porous material used for absorbing flue gas that has specified range of specific surface area.

DAI S, HAO S, YANG C, ZHANG X, YAN S

Preparing flue gas adsorption graphene porous material, which is used for adsorption of e.g. phenol, by performing ultrasonic treatment of graphene oxide compound with aqueous solution, and then freeze-drying obtained treatment liquid.

DAI S, HAO S, YANG C, ZHANG X, YAN S

Preparing polyaniline coated graphene nano-silver-nickel alloy involves preparing graphene oxide and then mixing graphene oxide with sodium hydroxide solution, nickel sulfate, hydrazine hydrate and silver nitrate solution.

YU Y, ZHANG X, ZHAO D, CUI W, BI C

Preparing graphene quantum dot involves washing ultrafine graphite power with water and ethanol, filtering, drying, mixing with mixed acid solution, reacting, purifying graphene quantum dot by macroporous resin and eluting with water.

DONG S, SUN Y, WANG L, ZHAO L, ZHANG X, BI Q