国家/地区 中国（10） 美国（3） 世界知识产权组织（3） 澳大利亚（2） 印度（2）
IPC部 C（13）
IPC大类 C02（13）
IPC小类 C02F（13）
IPC C02F001/28（6） C08K003/04（5） B01D069/02（4）
C02F001/44（4） C08F002/44（4） B01J020/26（3）
B01J020/28（3） B01J020/30（3） C02F101/30（3）
C08F222/38（3） C08F251/00（3） C08L043/02（3）
B01D021/00（2） B01D021/26（2） B01D035/02（2）
发明人 GUO Z（2） JAMISON D E（2） LI H（2）
LI Z（2） PEARL W C（2） SHUMWAY W W（2）
WANG X（2）
公开年 2021（13）
申请年 2020（6）  2021（5） 
专利权人 CHINA PETROL.（2） CHINA PETROL.（2） HALLIBURTON .（2） SINOPEC BEIJ.（2）

Preparing photocatalytic porous hydrogel comprises e.g. carrying out oil-in-water high internal phase emulsion polymerization of acrylamide and graphene oxide to polymerize, and then loading with nano-titanium dioxide.

JIANG Y, GUO Z

Photothermal hydrogel for photothermal heating of water surface, comprises a photothermal material dispersed in amphoteric polyelectrolyte hydrogel obtained by copolymerizing amphoteric polyelectrolyte monomer, cross-linking agent, initiator and photothermal material mixture.

ZHANG L, XU J, ZHU J

System used for treatment of slop water recovered from wellbore operation, comprises treatment unit comprising inlet, filtration medium comprising particulate pack partially coated with zwitterionic polyelectrolyte, and arranged to separate portions of slop water stream comprising water, and outlet.

JAMISON D E, SHUMWAY W W, PEARL W C

Fluid treatment system for treating fracturing fluid or drilling mud, has first filtration medium having first outlet that is provided on first side of first filtration medium, and second outlet that is provided on second side of first filtration medium to opposite first side.

JAMISON D E, SHUMWAY W W, PEARL W C

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

Preparing graphene oxide grafted polyacrylonitrile fiber heavy metal adsorption film comprises e.g. ultrasonically dispersing graphene oxide and chloropropyltriethoxysilane, performing constant temperature reaction and electrospinning.

LI Z

Dispersing and recovering of nanomaterials based on environmentally responsive polymers in aqueous phase by adding nanomaterials to solution with pollutants, dispersing environmentally responsive polymer and environmental response treatment.

ZHAO J, LIU Q, XU Y, CHEN X, LI Z, LIU J, WEI 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

Preparing graphene composite ion exchange resin comprises passing graphene composite ion exchange resin through graphene composite copolymerized white ball, mixing and reacting with sulfonating agent and post-processing.

SHEN X, YING Y, LI H, PENG Z, SHI H

Preparing cyclodextrin and cucurbituril based triazine copolymer comprises dissolving allyl cucurbituril, allyl-beta-cyclodextrin, compound 1, initiator and emulsifier in high boiling point solvent, reacting, filtering, and vacuum drying.

ZHU X