国家/地区 中国（10）
IPC部 C（10）
IPC大类 C08（10）
IPC小类 C08G（10）
IPC C08G018/66（10）
发明人 LI Y（10）
公开年 2021（3） 2018（2）
申请年 2018（2）  2021（2） 
专利权人

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

Preparing graphene/nickel complex modified waterborne polyurethane material useful in electromagnetic radiation protection field comprises vacuum-dehydrating, cooling, adding diisocyanate and methyl ethyl ketone, and reacting.

GAO Y, YANG L, CHEN B, JIA T, LI Y, WANG H, ZHANG M

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 shape memory polymers using perylene anhydride non covalent modified graphene comprises e.g. adding graphene into a N-methyl pyrrolidone, ultrasonic dispersing, filtering, drying, magnetically stirring, heating and solidifying.

ZHAO L, XU X, LI Y, CHENG J, YE C, LU S, WEI C

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

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