国家/地区 中国（7）
IPC部 B（7）
IPC大类 B01（7） C02（7）
IPC小类 B01J（7）
IPC B01J020/30（7）
发明人 WANG H（7）
公开年 2014（6）
申请年 2014（7）
专利权人 UNIV HUNAN（2） UNIV SOUTH C.（2）

Modified graphene for adsorption of methyl orange dye used for printing and dyeing wastewater treatment comprises graphene and water-soluble chitosan quat.-ammonium salt.

CHEN M, CHEN Y, WANG H, XIA Y, YAO R, LONG R

Preparing polypyrrole/ferrous ferric oxide/graphene composite material, useful for treating chromium containing wastewater, comprises e.g. reacting graphene oxide and ferric chloride, adding hexadecyltrimethylammonium bromide and adsorption.

WU Y, CHEN X, WANG H, YUAN X, ZENG G

Preparing magnetic aminated graphene oxide comprises e.g. preparing pre-oxidized graphite, preparing graphene aqueous solution, preparing ferric ion and ferrous ion mixed solution, adding graphene oxide solution, stirring, and separating.

HU X, LIU Y, ZHOU L, LI T, WANG H, ZENG G, GUO Y, TAN X, GUO F, JIANG L

Manufacture of modified graphene adsorbent for treating acidic dye wastewater, involves dispersing hydroxyl-based aluminum and surfactant in graphene oxide, adding reducing agent and suction-filtering obtained precipitate.

LUO H, WANG H, WU Y

Preparation of oxidized graphene composite for removing heavy metal nickel in water solution involves dispersing graphene oxide in water, adding camphor wood dust and carboxymethyl cellulose, stirring, filtering, washing, and freeze-drying.

LUO H, WANG H, WU Y

Sewage treatment hydrogel useful for absorbing heavy metal ions in water, comprises polyethylene alcohol, chitosan, sodium carboxymethyl cellulose, graphene oxide and sodium alginate.

LIU X, LIANG F, ZHU H, GUO Y, SONG F, WANG H, ZHANG Y

Preparation of graphene-metal-poly-m-phenylenediamine composite gel used for adsorption of dye e.g. methylene blue, involves mixing metal ion and m-phenylenediamine, adding graphene oxide and carrying out in-situ reduction.

LIU H, TANG C, YANG Z, YANG W, CHAI L, WANG H, WANG T, ZHANG L