国家/地区 中国（3）
IPC部 B（3）
IPC大类 B01（3） C02（3）
IPC小类 B01J（3）
IPC B01J020/26（3）
发明人 WANG H（3）
公开年 2014（3）
申请年 2014（3）
专利权人

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

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