国家/地区 中国（3）
IPC部 B（3） C（3）
IPC大类 B01（3）
IPC小类 B01J（3） C02F（3）
IPC B01J020/26（3）
发明人 LI H（3）
公开年 2021（3）
申请年 2021（2） 
专利权人

Preparation of composite material used for selective separation and enrichment of podophyllotoxin from water sample, involves adding podophyllotoxin as template molecule, graphene oxide, and modified hydroxypropyl cellulose to polymerization solvent, reacting, and washing away template molecule.

HU X, CHENG L, LI Q, LI X, ZHOU Z, LI H, SU X

Preparing ferromanganese magnetic graphene oxide lead ion imprinting material useful to remove lead in aqueous samples, comprises e.g. dispersing manganese ferrite nanoparticles in ethanol and water, eluting and soaking in hydrochloric acid.

YANG C, RAO X, ZHU X, QIN G, WU Z, YU J, YANG J, YU Z, LI H

Hydrogel-coated adsorbent material useful in sewage treatment, prepared from e.g. raw materials including hydrogel and adsorbent.

YU L, ZHANG H, LI H