国家/地区 中国（16） 美国（2） 世界知识产权组织（2）
IPC部 B（17）
IPC大类 B01（17）
IPC小类 B01J（17）
IPC B01J020/28（17）
发明人 WANG H（4） GUO Y（2） LIU H（2）
WANG Y（2） ZENG G（2）
公开年 2014（11） 2015（4） 2016（2）
申请年 2014（17）
专利权人 UNIV HUNAN（2） UNIV TONGJI（2）

Preparing magnetic cross-linked chitosan/graphene composite material involves dissolving chitosan in acetic acid, adding trivalent ferric salt and divalent ferrous salt in chitosan acetic acid solution and adding ethyl acetate.

MIAO X

Preparing graphene composite gel involves dispersing graphene oxide in dispersion liquid, adding ethylene diamine and iron oxide in obtained mixture, and then heating obtained mixture on water bath.

JIANG W, ZHANG N, ZHOU S, XIE Q, LU Y, YU J, MAO J

Reducing amount of in aqueous mixture to produce liquid depleted in solutes involves contacting first face of graphene oxide laminate membrane with aqueous mixture, and recovering liquid from or downstream from second face of membrane.

RAVEENDRANNAIR R, JOSHI R K, GEIM A

Application of graphene oxide-functionalized paper involves adding graphene oxide and deionized water, ultrasonically treating, fully soaking paper towel into graphene oxide solution, gently removing paper towel with tweezer, and spreading.

CAO H, BI H, SUN L, WAN S

Preparation of strontium ferrite-carboxymethyl chitosan-graphene oxide magnetic adsorbent used in adsorption of cationic dye, involves adding graphene oxide to emulsion of e.g. carboxymethyl chitosan and strontium ferrite and reacting.

DU B, GAO L, HU L, WANG X, YAN L, YAN T, WEI D, WEI Q

Adsorbent based on ferroferric oxide and graphene useful for adsorption of heavy metals and other pollutants, comprises graphene oxide and ferroferric oxide.

FENG B, HU J, XU X, ZHOU G, ZHU W

Making hybrid material including graphene and iron oxide used to remove heavy metal in waste water, comprises e.g. dispersing prepared graphene oxide in water, adding divalent and trivalent iron to obtained first dispersion and adjusting pH.

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

Composite hydrogel, useful for adsorption of heavy metal ions in industrial wastewater, comprises polyethylene alcohol, chitosan, modified graphene oxide, and sodium alginate, where the modified graphite oxide is ferroferric oxide.

MA P, CHEN M, JIN J, LI K, HUANG Y, DONG W, LI L, FU M, HU Y

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

Preparation of graphene-protein composite airgel involves adding graphite oxide, protein, and reducing agent in aqueous solution, sonicating to obtain homogeneous solution, heating in water bath to obtain composite hydrogel, and drying.

CHEN J, LI C, MA J, YANG M, ZHUANG Y