国家/地区 中国（4） 美国（3） 世界知识产权组织（3）
IPC部 C（6）
IPC大类 C02（6）
IPC小类 C02F（6） B01J（4） C01B（3）
B01D（2） B82Y（2）
IPC C02F001/62（3） B01J020/20（2） B01J021/18（2）
B01J037/16（2） B82Y030/00（2） B82Y040/00（2）
C01B031/04（2） C02F001/28（2） C02F101/20（2）
发明人
公开年 2011（5）
申请年 2010（6）
专利权人

Deionizing water involves providing graphene sheet with apertures for passage of water molecules and disallow passage of unwanted ions, applying pressurized water to sheet so that water molecules flow to second side, and collecting water.

STETSON J B, MERCURIO J, ROSENWINKEL A, BEDWORTH P V, WESTMAN A, WESTMAN A L

Hybrid used for removing heavy metal e.g. arsenic, cadmium, mercury and antimony contained in effluent during wastewater treatment, contains graphene and ferric oxide.

KIM K S, LEE J W, CHANDRA V, HWANG I C, CHUN Y

New chelating agent modified graphene oxide useful e.g. in solar cells and to produce metal catalysts, to remove metal ions (e.g. nickel, mercury, cadmium, copper and cobalt) for producing drinking water, and to produce lithium ion battery.

HOU S

Manufacture of graphene used for e.g. photovoltaic cell, involves exposing graphite oxide to source of ultraviolet light, visible light and/or infrared radiant energy.

ELSHALL M S, ABDELSAYED V, ALRESAYES S I, ALOTHMAN Z A M, MOUSSA S, MOHAMED M B

Method of removing heavy metal ion in water for water purification, involves processing oxidized black lead solution, obtaining dispersed oxidized graphene sample solution, concentrating oxidized graphene and absorbing heavy metal ion.

CHEN S, CAO A, WANG H, CHANG Y, DONG E, LIU G, YANG S, WANG Y

Graphene composite photocatalyst used for e.g. purifying air and treating sewage, has heterogeneous surface structure having graphene layers and semiconductor photocatalyst covered with graphene layers.

CHEN W, LIU J