国家/地区 中国（2）
IPC部 B（2）
IPC大类 B01（2）
IPC小类 B01J（2）
IPC B01J020/26（2）
发明人
公开年 2014（2）
申请年
专利权人

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

Amphoteric cellulose-based composite material used for e.g. absorbing oil and heavy metal ion in organic wastewater, is obtained by mixing quaternary ammonium sulfonated cellulose, graphene oxide and chitosan, and freeze-drying mixture.

CHEN Y, LIN H, XIONG J, SU G