国家/地区 中国（6）
IPC部 C（5） B（3）
IPC大类 B01（3） C01（2） C08（2）
IPC小类 B01D（2） C01B（2）
IPC C01B032/198（2）
发明人 LAN Q（7）
公开年 2021（5） 2023（2）
申请年 2021（7）
专利权人 FUJIAN LANSH.（4）

Raw material composition useful in preparing fluid loss control agent for drilling fluid, comprises e.g. prop-2-enamide, prop-2-enamidomethanesulfonic acid compound, bis(prop-2-en-yl)amine chloride compound, sodium 4-ethenylbenzene-1-sulfonate compound and modified graphene oxide.

LAN Q, ZHAO H, YAN B, LI X, WANG X, WANG B, LI Q

Method for removing emulsified oil in surfactant stabilized oil-in-water emulsion involves preparing magnetic adsorbent using graphene oxide, mixed salt solution of iron chloride and iron sulfate and magnesium aluminum layered double hydroxide, and adsorbing emulsified oil.

WU T, SUN D, JI J, LAN Q, LI Y, LI G

Exhaled gas detection system for screening lung cancer, has analyzing device for obtaining concentration and component type of volatile organic compounds gas in measured exhaled gas after removing impurities based on change of graphene conductivity in graphene sensor.

LAN Q, SONG A, WANG P, LEI S, WANG J, CHENG Y, MENG X, JU B, LI W

Method for preparing graphene oxide functional modified film, involves compounding casting film liquid on periphery of core liquid through casting film channel, and providing rinsing tank with rinsing solution.

ZHANG J, XU H, HUANG Y, LAN Q, ZHANG H

Preparing oil-absorbing sponge modified based on graphene oxide, comprises cleaning polyurethane sponge with ethanol, mixing, soaking polyurethane sponge soaked in graphene oxide solution into modification solution and drying.

ZHANG J, LAN Q, LIN H, XU H

Preparing carboxylated graphene comprises e.g. preparing graphene oxide solution, adding chloroacetic acid and sodium hydroxide, placing in water bath, stirring, vacuum filtering, washing and drying.

ZHANG J, LAN Q, XU H, ZHANG H, HUANG Y

Improved preparation process of sulfonated graphene comprises condensing and refluxing concentrated sulfuric acid, adding e.g. graphite powder, adding pre-oxidized product, adding hydrogen peroxide, ultrasonically processing and drying.

ZHANG J, LAN Q, ZHANG H, XU H, ZHANG M