国家/地区 中国（4）
IPC部 B（4）
IPC大类 B01（4）
IPC小类 B01J（4）
IPC C08K003/04（4）
发明人
公开年 2022（3）
申请年 2021（4）
专利权人

Preparing biomass-based aerogel photo-thermal material used in seawater desalination, comprises mixing oxidized graphene in alkaline solution, adding cellulose and humic acid, mixing, adding cross-linking agent, mixing to form composite hydrogel, solvent exchanging, pre-freezing and freezing.

HUANG Y, QIU X, SUN L, ZHENG D

Preparing super-hydrophobic graphene/polyvinyl alcohol aerogel in separating water-in-oil emulsion, comprises adding polyvinyl alcohol and graphene oxide into deionized water, adding polyvinyl alcohol solution in graphene oxide suspension and obtaining graphene oxide/polyvinyl alcohol suspension.

LI L, HOU L, REN Z, LIN Y, YANG Y

Preparing graphene polyurethane composite sponge material useful in electronic cigarette filtration, comprises e.g. preparing modified graphene oxide dispersion, stirring with silicon-containing surfactant, stannous octoate, triethylenediamine, and toluene diisocyanate, carrying out free foaming.

HOU W, PAN D, ZHANG H, LIANG D, WANG Z

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