国家/地区 中国（3）
IPC部 B（3） C（3）
IPC大类 B01（3）
IPC小类 B01J（3）
IPC B01J020/26（3）
发明人 LI L（3）
公开年 2012（2）
申请年 2012（2） 
专利权人 WUHAN INST T.（2）

Composite hydrogel useful for adsorption of heavy metal ions and heavy metals in industrial sewage treatment, comprises polyvinyl alcohol, chitosan, graphene oxide and sodium alginate.

CHEN M, DONG W, DUAN F, MA P, SHI D, LI L

Preparation of sulfonated graphene/polyaniline composite material used as mercury ion absorbent in mercury ion containing wastewater, by subjecting water and natural graphite to chemical oxidization, and adding ammonium persulfate.

HU J, LI L, LV S, YAN H, ZHENG H, YU X

Sulfonated graphite/polypyrrole composite material preparation includes using natural graphite for preparing sulfonated graphene by chemical oxidization method.

HUANG H, LI L, LV S, WANG T, ZHENG H, YU X