国家/地区 中国（5）
IPC部 B（5）
IPC大类 B01（5） C02（4）
IPC小类 B01J（5）
IPC B01J020/24（5）
发明人 LI H（2）
公开年 2013（5）
申请年 2013（5） 
专利权人

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

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 graphene oxide/amphoteric chitosan intercalation composite material that is utilized for sewage treatment, involves performing intercalation on dispersion liquid and amphoteric chitosan to obtain finished product.

LV S, ZHOU Q, QIU C

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