国家/地区 中国（16） 美国（3） 台湾（2） 世界知识产权组织（2）
IPC部 B（18）
IPC大类 B01（18）
IPC小类 C08L（18）
IPC C08L075/04（18）
发明人 LIU Y（3） WANG Y（3） CHEN S（2）
LI C（2） YU H（2） ZHANG J（2）
ZHAO H（2）
公开年 2021（4） 2023（4） 2017（2） 2019（2） 2020（2） 2022（2）
申请年 2021（5）  2022（4）  2015（2）  2018（2）  2019（2） 
专利权人

Preparing catalyst for recycling waste polyurethane comprises e.g. preparing mesoporous graphene phase carbon nitride as carrier, and adding carrier and alkali metal reagent and iron salt reagent to ethanol for period of time, vacuumizing, filtering and drying to obtain catalyst.

HUA W, ZHANG H, WANG Y, GAO Z, XIAO Y, WANG W, GENG H, ZHANG J

Preparing high elastic aqueous polyurethane/graphene hydrogel useful in water purification, pressure sensing, and air purification, comprises e.g. dispersing graphene oxide in deionized water, performing ultrasonication for dispersing in deionized water, and placing into specific mold.

YAN B, JIANG H

Device for preparing polyurethane added graphene aerogel, comprises top of stirring tank is fixedly equipped with stirring motor, bottom of stirring tank is fixedly installed with bracket, and feeding pipe, where feeding pipe is fixedly installed inside stirring tank.

WANG S, YANG L

Light-guiding fiber for photocatalyzing carbon dioxide to prepare methanol is skin-core structure, including light guiding layer, photocatalytic layer covering light guiding layer and protective layer covering photocatalytic layer, where light guide layer contain high polymer with light guide effect.

ZHOU N, ZHANG K, ZHANG Y, DONG Y, LIU Y

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 flame-retardant photothermal conversion polymer foam involves soaking and cleaning polymer foam with water to remove impurities attached to surface, drying cleaned polymer foam, and adopting in-situ co-precipitation method.

WANG Y, SHI H, ZHAO H, LI S, CHENG J, WANG T

Preparing environment-friendly antibacterial polyurethane complex material comprises e.g. taking beaker, placing in constant temperature experiment box, slowly adding sulfuric acid and sodium nitrate, and adding infrared thermometer.

HE W, CHEN S, LIU Y