国家/地区 中国（20）
IPC部 C（20）
IPC大类 C08（20） C09（7）
IPC小类 C08G（20）
IPC C08G018/42（20）
发明人 CHEN Z（2） HE P（2） LI Q（2）
XU Z（2） ZHANG X（2） ZHANG Y（2）
ZHENG J（2） ZHOU J（2）
公开年 2021（17） 2022（3）
申请年 2021（20）
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

Thermoplastic polyurethane elastomer useful for charging pile sheath comprises isocyanate, polyol compounds, nano-filler, protective agent and compatibilizer.

XU Z, ZHANG X, LONG S, CAI J

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

Functionalized aqueous polyurethane material for electronic packaging materials, is prepared of polyester polyol, diisocyanate, hydrophilic chain extender, catalyst, diethylene glycol terephthalate, graphene oxide, internal crosslinking agent, organic solvent, diluent, neutralizing agent and water.

SHEN Y, LIANG X, ZHANG C, LI Q, HE H

Solvent-free synthetic material for ice and snow motion, comprises isocyanate prepolymer, hydroxyl alkyd resin, low temperature resistant polyester polyol, trifluoroethanol, hexafluoro butyl alcohol, and secondary amino compound.

CHEN P, WANG G

Preparing nano-silver-carbon antibacterial and mite-proof honeycomb net material, involves mixing nano-silver carbon fiber and graphene-strontium cerium oxide nano-powder, modifying, mixing with components, and extract of Eucalyptus leaves and wormwood, foaming, and forming.

HAN G

Preparation of solid-liquid phase-changing thermoplastic polyurethane electrolyte by stirring polyethylene glycol, polypropylene glycol, polymer diol, chain extender, isocyanate, lithium salt, graphene, flame retardant, antioxidant, yellowing-resistant agent and catalyst, and extruding.

HE P

Wear-resistant hydrophilic polyurethane comprises polyol, isocyanate, grafting agent, dibutyl tin dilaurate, chain extender, polymerization liquid.

ZHENG J, HE P, YU F

Preparing modified graphene oxide/hydroxy-terminated polybutadiene polyurethane composite material comprises e.g. performing surface functionalization modification, mixing modified graphene oxide and terminal hydroxy hyperbranched polyester.

ZHENG J, ZHANG X, LIU Y, JIA Y, ZHANG Y, LI K, DU Y

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