国家/地区 中国（5）
IPC部 C（5）
IPC大类 C02（5）
IPC小类 C02F（5）
IPC C02F103/08（5）
发明人 WANG W（2）
公开年 2022（3）
申请年 2022（3）  2019（2） 
专利权人

Composite hydrogel sponge useful in field of seawater desalination, comprises water supply layer and evaporation layer that are stacked successively; material of water supply layer is polyacrylamide hydrogel; material of evaporation layer is polyacrylamide/graphene composite hydrogel.

LI S, LI T, WU Z, HU Z, LAI X, WANG D, LI C, WANG W, LI L

Method for preparing a salt-sensitive photothermal gel for use in distilling and removing salt in water, involves mixing a photothermal material, an aqueous solution of zwitterionic monomers, and N,N'-methylenebisacrylamide, adding potassium persulfate and 2,2,6,6-tetramethylpiperidine.

ZHANG S, ZHAO Q, ZHANG X, LI D

Preparing photothermal gel for use in seawater desalination or sewage treatment, and photothermal conversion evaporator, involves dispersing zwitterionic polymer monomer, cationic polymer monomer, crosslinking agent and photothermal nanoparticle in water to obtain precursor solution.

ZHU J, PENG B, ZHANG L

Preparing graphene nano-sheet porous photo-thermal conversion material useful in photo-thermal conversion e.g. seawater desalination comprises dispersing graphite powder in high molecular monomer and performing monomer polymerization.

CHEN J, WANG X, ZHANG T, WANG A, JI W, XU N

Preparation of hydrogel for desalinating seawater, involves reacting e.g. bromine-graphene oxide and N-isopropylacrylamide, performing Pickering emulsion, grafting with polydopamine, reacting with e.g. acrylic acid and potassium persulfate.

BAI L, LIU K, WANG W, CHEN H, YANG L, YANG H, WEI D, LIANG Y, YANG Z