国家/地区 中国（16）
IPC部 C（16） B（2）
IPC大类 C08（16）
IPC小类 C08G（16）
IPC C08G018/66（16）
发明人 ZHAO Y（2）
公开年 2021（12） 2022（4）
申请年 2021（16）
专利权人

Selective laser sintering process for preparing highly spherical particles, involves depositing carbon nanomaterial-graft-polyurethane particles on nanomaterial surface and exposing nanomaterial grafted polyurethane particles to laser, for fusing polymer particles and forming consolidated body.

SRISKANDHA S E, FARRUGIA V M, CLARIDGE R, EMPARUZIA V, SIBANTIISWARISLISKANDA, EASWARI S, SRISKANDAR S E

Preparation of aqueous nano thermal insulation coating includes mixing diisocyanate, polyester diol, dihydroxymethylpropionic acid and N, N-dimethylformamide to obtain polyurethane prepolymer and mixing polyurethane prepolymer and acrylate emulsion to obtain acrylic polyurethane emulsion.

QIU M, CHEN Z

Aqueous polyurethane composite material comprises diisocyanate, hydrophilic chain extender, organic tin catalyst, small molecular chain extender, neutralizing agent, modified graphene oxide powder, deionized water, internal cross-linking agent and hydroxy terminated dihydric alcohol.

XUE Y, WU Z, ZHAO Y, WU S

Graphene oxide in-situ polymerization modified double-component polyurethane adhesive used e.g. for interface bonding and surface protection, comprises component e.g. polyether glycol, and other component e.g. polyether diol.

GENG Y, ZHU Y, LIU F

Preparing yellowing-resistant thermoplastic polyurethane comprises heating isocyanate and dihydroxy water repellent, adding polyglycol, 1,4 butanediol, graphene, anti-yellowing agent, antioxidant, catalyst, and monohydroxy water repellent, and baking.

HE P

Preparing polyurethane thermally conductive anti-corrosion coating involves adding isophorone diisocyanate and polypropylene glycol to stirring device through feed port according to preset ratio.

CUI X, ZHANG R, MA P

Graphene/aqueous polyurethane composite material used in coating, comprises polyether glycol including polytetrahydrofuran ether glycol and tetrahydrofuran-propylene oxide copolymer glycol, polycarbonate diol, chain extender, triethylamine, organic phosphorus flame retardant, and reducing agent.

JIANG Y, ZHANG Z

Epoxy corrosion-resistant waterproof coating comprises epoxy resin, modified polyurethane, zinc oxide, nano-silicon dioxide, ethyl acetate, nano-molybdenum disulfide, graphene oxide, sodium lignosulfonate, barium titanate, active diluent, curing agent, cross-linking agent, and plasticizer.

ZHANG W, ZHANG P, CAO W, YIN D, ZHU X, LI Z, WANG H

Coating comprises e.g. polyurethane emulsion prepared by using aminoporphyrin grafted titanium dioxide as chain extender, antifoaming agent, film-forming auxiliary agent, flatting agent, dispersant, wetting agent, and water.

LIU X, LIU C, CHEN Y, WANG W

Preparation of composite material for e.g. aerospace applications, involves preparing modified graphene oxide, preparing polyurethane product, dissolving modified graphene oxide in dimethyl formamide, adding to polyurethane product solution, ultrasonically processing, and transferring to mold.

YUAN H, JI C