国家/地区 中国（9）
IPC部 B（9）
IPC大类 C08（9） B29（3） B01（2）
B32（2） B33（2） B60（2）
C09（2）
IPC小类 C08L（9）
IPC C08L075/08（9）
发明人
公开年 2022（5） 2021（4）
申请年 2021（9）
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

Method for grouting and plugging of cable conduits through-holes comprise e.g. cutting film according to shape and size of cable, tearing adhesive tape isolation paper, filling cavity with quick-setting flame-retardant foaming material component, and opening small hole on surface of film.

LI P, WEI H, ZHU J, WENG L, ZHANG Z

Multilayer electrode for capacitive pressure sensor of e.g. rotogravure printer, involves press-rolling XY layer and co-extruded layers together for forming multi-layer electrode and printing electrically conductive ink onto polymer layer.

SALTER S C, BUTTOLO P, DELLOCK P K, GALL R, CHASCSA J R, RICHARD G

Preparing graphene polyurethane composite sponge material useful in electronic cigarette filtration, comprises e.g. preparing modified graphene oxide dispersion, stirring with silicon-containing surfactant, stannous octoate, triethylenediamine, and toluene diisocyanate, carrying out free foaming.

HOU W, PAN D, ZHANG H, LIANG D, WANG Z

Flame retardant thermoplastic polyurethane material useful for cable in charging pile of automobile, comprises thermoplastic polyurethane elastomer, flame retardant, carbon nano-tube and graphene.

CHEN J, HONG X, HE Z

Near-infrared response composite material for four-dimensional (4D) printing, is prepared using e.g. 4((6hydroxyhexyl)oxy)phenyl 4((6hydroxyhexyl)oxy)benzoate, 4,4 diphenylmethane diisocyanate, polyethylene glycol, acrylate monomer, thiol cross-linking agent, 1,1,1 trimethylolpropane and graphene.

WANG T, WANG Q, ZHANG X, CAO P, GONG J, ZHANG Y

Preparing self-repairing hydrophilic porous photothermal film useful in field of photothermal water evaporation, comprises mixing polyethylene glycol, polytetrahydrofuran and dicyclohexylmethane-4,4'-diisocyanate for polymerization reaction.

LI Y, XU F, SUN J

High-strength polyurethane composite fabric useful for inflating, comprises polyurethane layers, adhesive layers, and base material layer, which are sequentially laminated from top to bottom.

HE J

Graphene polyurethane composite sponge material with good air permeability comprises polyol, polyisocyanate, graphene-zeolite composite, porous ceramic particles, opener, silane coupling agent, and foaming agent.

WANG B