国家/地区 中国（17） 美国（2） 世界知识产权组织（2）
IPC部 C（18） B（3） D（2）
H（2）
IPC大类 C08（18）
IPC小类 C08G（18）
IPC C08G018/32（18）
发明人
公开年 2022（18）
申请年 2022（9）  2021（8） 
专利权人

High-strength and tough polyurethane composite material, prepared by blending and curing modified urethane emulsion prepared using e.g. glycine, formaldehyde aqueous solution, 1,4-dioxane and tetrahydrofuran, and modified filler, and curing.

GAO X

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

Automatic temperature-limiting heating cloth comprises temperature-limited heating wire, electrode connecting belts, and laminating film layer, where electrode connecting belt are connected with positive and negative electrodes of power supply.

PENG Y, SHAO M

Graphene insole useful for e.g. full foot protection and safety shoes, comprises polyester polyol, polyether polyol, diisocyanate, glycerol, chain extender, graphene, water, silicone oil, amine additive, and diatomaceous earth.

GUO J, YANG Q, LI Z, YANG W

Wear-resistant heat-insulating polyurethane hard foam plastic comprises e.g. hydroxy terminated aromatic hyperbranched polyester, polymer polyol e.g. poly(1,4-butylene adipate), isocyanate e.g. isophorone diisocyanate, dibutyltin diacetate, composite filler e.g. fumed silica and azodicarbonamide.

CHEN Y, YOU C, LU Y

Surface patterned cross-linked polyurethane elastomer, comprises polyurethane with dynamic cross-linked structure, and in a partial area of its surface.

GUO B, SHI J, XU J

High-strength self-repairing protective film for mobile phone, comprises polyether polyol, diisocyanate, alkylphenol disulfide, silane blocking agent, aromatic diamine chain extender, organic tin catalyst, hydrophobic modified graphene quantum dots and solvent.

LUO S, JIANG F, JIANG M

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

Polyurethane elastomer composite material used in industrial field of serious abrasion problem, and in mining, petroleum and natural gas industry, comprises polyol, diisocyanate, chain extender, cross-linking agent, antimony compound, graphite derivative and fibre.

DING W, ZHAN S, LI W, SUN Z, XU T, WANG S

Polyurethane foam composition comprises polyester polyol, isocyanate, organic active polymer modified composite bentonite, foaming agent, cross-linking agent, and foaming modification additive.

WU T