国家/地区 中国（7）
IPC部 B（7） C（7）
IPC大类 B01（7） C08（7）
IPC小类 B01D（7）
IPC C08L075/04（7）
发明人
公开年 2021（2） 2022（2）
申请年 2021（3） 
专利权人

Preparing radiating micro-structure heat composite material useful in electronic device, comprises depositing high molecular aqueous solution into heat-conducting filler with filter film, freezing, cooling, drying, injecting thermosetting polymer, vacuumizing heating and curing.

HU R, FAN Y, YANG X, ZHOU S, XIE B, ZHANG X, LUO X

Preparation of demulsifier used in separation of oil-in-water emulsion system, involves preparing grafted graphene oxide by refluxing graphene oxide and ethanol solution of tetradecylamine, soaking polyurethane sponge in ethanol solution of grafted graphene oxide, removing and drying sponge.

DOU W, QU G, GU M

Preparation method of graphene-based sponge used for treating sewage, involves performing ultrasonic treatment on the mixture of the graphene oxide dispersion and polyurethane sponge, heating.

WU J, LI C, SONG S, HUO S, LI K, WANG Y

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 aqueous polyurethane conductive gel useful for preparing air filter screen, comprises e.g. mixing didecyl dimethyl chloramine solution with n-alkyl dimethyl benzyl chloramine solution, adding graphene slurry, stirring and mixing.

YU H, ZHAO Y, XU W

Preparing photothermal sponge used as air purification material, involves dissolving graphene material in water, sonicating, and preparing certain concentration of graphite dispersion solution and soaking porous sponge.

WANG J, XIA Y, ZOU N, XIE Y

Preparing super-hydrophobic sponge used for oil-water separation application, involves adding oxidized graphene that is ultrasonically dispersed in water, adding hydrogen bromide in obtained mixture, and then stirring obtained mixture.

LI H, ZHANG L, ZENG X, LAI X, SU X