国家/地区 中国（4）
IPC部 B（4）
IPC大类 C02（4）
IPC小类 C02F（4）
IPC C08L005/04（4）
发明人
公开年 2023（2）
申请年 2022（2） 
专利权人

Preparing amino and pyrenyl group-modified alginic acid derivative useful in e.g. formaldehyde absorption, comprises e.g. acidifying sodium alginate, adding N,N'-dicyclohexylcarbodiimide, 4-dimethylaminopyridine, deionized water and ethylenediamine, freeze-drying, and adding 1-pyrenebutyric acid.

XIA Y, WANG X, LIU H, GONG X, LIU J

Material for e.g. all-weather seawater desalination, comprises hydrogel layer and hydrophilic film layer which are sequentially attached from top to bottom, where hydrophobic film layer is fiber fabric formed with photo-thermal nanoparticles.

ZHANG X, FENG K, CHEN L, GONG J, REN J, NIU R

Calcium alginate hydro-gel filter membrane comprises sodium alginate, soluble calcium salt, silver nitrate, graphene oxide, and black phosphorus.

ZHAO K, BAI T, XIE W, LI Z, SHUAI J, LIU X, TONG Y, LI B, YU L

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