国家/地区 中国（17） 美国（3） 世界知识产权组织（3） 欧洲专利局（EPO）（2） 新加坡（2）
IPC部 B（19）
IPC大类 B01（19）
IPC小类 B01J（19）
IPC B01J020/28（19）
发明人 CHEN J（3） BI H（2） LI Y（2）
LIU Y（2） XIN X（2）
公开年 2015（19）
申请年 2015（15）  2014（4） 
专利权人 UNIV SHANDON.（3）

Preparing graphene hydrogel involves calcining titanium dioxide nanotubes in presence of inert gas, processing calcined material with acidic, alkaline or neutral aqueous solution, and then adding graphene oxide to processed material.

CHEN J, MA J, ZHUANG Y

Preparing magnetic graphene surface molecular imprinting nano composite material e.g. comprises dissolving graphene oxide in deionized water, adding ferric chloride and thionyl chloride stirring, adjusting pH and adding hydrazine hydrate.

LIU X, LUO J, TAN K, GAO Y, SHI W, SONG Y

Preparation of graphene-oxide-based polymer gel for selective adsorption of dye in wastewater, involves ultrasonically processing graphene oxide in water, swelling welan gum in water, mixing prepared materials, and leaving still.

XIN X, SONG A, XIE Z, CHEN J, YU M

Preparing hydrogel used for absorbing heavy metal ion in water, involves dispersing graphene oxide in deionized water and treating by ultrasonic to obtain mixture.

KONG Y, WEI Y, XU L

Preparing magnetic graphene oxide for treating waste-water, involves preparing solution by mixing concentrated sulfuric and phosphoric acid in certain ratio, and mixing obtained solution with graphite powder and potassium permanganate.

CHEN Y, LI Y, SUN D, WU T, ZHANG B, TANG Y

Preparation of cobalt-iron oxide-triethylenetetramine-graphene oxide adsorbent for absorbing chromium in wastewater, involves stirring graphite powder and sulfuric acid, adding triethylenetetramine and cobalt nitrate to mixture.

HU Q, SUN X, WEI J, YU Q, CHEN F

Preparation of highly-reducing magnetic graphite used in preparation of chromium adsorbent, involves adding distilled water to graphene oxide and ferrous chloride, heating, adding sodium hydroxide, heating, separating, and drying.

HOU T, YANG H

Preparing graphene-metal chalcogenide porous material used in e.g. water treatment, involves adding metal precursor and chalcogenide precursor to dispersion comprising graphene oxide, heating obtained mixture and freeze-drying gel.

ZHANG H, BI H, CHEN B, MA Q

Graphene sponge used for removing pollutant from water by absorbing heavy metal ion, comprises graphene oxide and sodium alginate.

GUO P, WANG G, LEI Y, ZHOU Q, PAN J

Manufacture of isotopic filtration module for e.g. filtering nuclear power plant waste water stream involves dispersing graphene oxide flakes in aqueous medium to oxide solution and applying graphene oxide solution to substrate.

WILSON J H