国家/地区 中国（16）
IPC部 B（16）
IPC大类 B01（16） C02（9） C01（2）
IPC小类 B01J（16）
IPC B01J020/28（16）
发明人 LI H（3） LI Y（3） BAO J（2）
HU X（2） LI T（2） LIU Y（2）
SUN X（2） WANG H（2） ZHAO J（2）
公开年 2013（16）
申请年 2013（10）  2012（5） 
专利权人 UNIV HUNAN（2） UNIV SHANDON.（2）

Preparation of graphene/chitosan porous sponge material involves adding graphene oxide solution to chitosan solution, adding glutaraldehyde to graphene/chitosan mixture solution, crosslinking and freezing mixture.

TANG X, TIAN M, GUO X, QU L

Preparation of nano-magnetic chitosan/graphene bioabsorbent material involves oxidizing graphite powder with presence of mixed acid and strong oxidizer, activating surface to obtain functionalized graphene, emulsifying, and crosslinking.

SHI Z

Preparation of cyclodextrin-graphene microsphere for removing heavy metal ions and organic pollutants in water involves preparing graphene oxide solution and cyclodextrin solution, adding reducing agent, and dropping cross-linking agent.

LI N, LIU W, SUN X, WANG Q, YANG L, ZHAO J

Preparation of manganese ferrite nanoparticles-graphene composite used as electromagnetic shielding material, by oxidizing graphite with potassium permanganate, diluting, adding hydrogen peroxide and ferric salt, adjusting pH, and reducing.

BAO J, BAO Z, LI X

Beta-cyclodextrin and graphene oxide magnetic composite for removing hexavalent chromium ion in hexavalent chromium-containing waste water, comprises magnetic substrate graphene oxide, and beta-cyclodextrin grafted ethylene diamine.

HU X, LIU Y, LI H, LI T, WANG H, ZENG G

Method for preparing zinc ferrite-reductive graphene oxide magnetic composite material, involves dispersing graphene oxide, zinc chloride, ferric trichloride hexahydrate and ammonium acetate in ethylene glycol, and reacting mixture.

FEI P, ZHONG M, SU B

Cyclodextrin modified graphene filter membrane for treating water pollution, is prepared by utilizing graphene oxide solution, cyclodextrin solution and ammonia water, adding hydrazine hydrate followed by mixing and drying.

LI H, ZHAN J

Preparing graphene/ferrosoferric oxide composite microsphere comprises adding ferric nitrate and citric acid with deionized water, stirring to obtain solution, and dispersing graphene oxide to obtain mixed solution, reacting, and absorbing.

ZHANG D, LI H, PU X, GAO Y

Preparing three-dimensional interpenetrating macroporous graphene high-efficiency oil absorption material, comprises processing e.g. polystyrene micro-sphere with prepared graphene oxide solution to obtain primary product, and freeze-drying.

ZHAO J, CHI C, LI Y, WANG Y

Nanometer adsorption material is composite material of iron oxide, graphene and magnesium-aluminum hydroxide having preset molar ratio of iron, magnesium, aluminum and carbon.

XU A, WU X