国家/地区 中国（9）
IPC部 C（9）
IPC大类 C08（9）
IPC小类 C08G（9）
IPC C08G018/32（9）
发明人 LI Y（9）
公开年 2021（3） 2014（2）
申请年 2014（2）  2021（2） 
专利权人 ZHEJIANG WEI.（2）

Aqueous polyurethane Pickering emulsion useful in field of high performance material has polyurethane prepolymer, amphiphilic two-dimensional nanomaterial, hydrophilic polymer and water, where polyurethane prepolymer is product of diisocyanate and macromolecular polyols after prepolymerization.

YUAN Y, DUAN Y, LI Y, ZHANG B, ZHANG A, ZHANG J, ZHOU L

Preparing impact-resistant graphene polyurea composite coating on surface of impeller, comprises e.g. mixing isophorone diamine, 1,4-bis-sec-butylaminobenzene, tetrahydroxypropyl diamine and amino-terminated polyether and solidifying.

JIA J, JIA X, WANG Z, LI Y, YANG J, SUN Y, SUN J

Doped graphene-doped flame retardant material comprises polyether polyol, isocyanate, flame retardant, catalyst, chain extender, graphene filler, stabilizer, olefin filler and deionized water.

CUI J, XU P, LI Y, ZHANG B

Preparing graphene-modified bio-based aqueous polyurethane used in coatings, involves adding polypropylene glycol and graphene, stirring and adding biomass liquid.

LI Y

High flame-retardant polyurethane foam composition comprises e.g. polyisocyanate, white material, polyol composition, modified graphene aerogel, cross-linking agent, wetting dispersant, catalyst, foaming agent and surfactant.

SONG K, PANG D, LI Y, CHEN D, GAO B

Chemically modifying aqueous wood coating by nanocellulose-dispersed graphene comprises e.g. subjecting cellulose raw material for extraction treatment and delignification treatment, and performing mechanical pretreatment.

DONG X, LI Y

Preparing modified polyurethane comprises dispersing molten graphene in polyol, stirring and heating, drying under vacuum to obtain graphene complex polyol, mixing graphene complex polyol with diisocyanate and stirring.

CHANG W, CUI X, LI Y, LIAN H, HU Y

Preparation of graphene/aqueous polyurethane nanocomposite includes vacuum dehydrating polyether polyol, adding toluene diisocyanate, mixing, reacting, adding dihydroxy acid, reacting, cooling, diluting, emulsifying and drying.

XU X, LI Y, CHEN G, FENG J, GAO C, LU G

Preparing graphene oxide-aqueous polyurethane nanocomposite used in e.g. anticorrosion coatings involves obtaining prepolymer using e.g. polyether polyol, reacting mixture using e.g. dihydroxy acid, emulsifying and drying product.

XU X, LI Y, CHEN G, FENG J, GAO C, LU G