国家/地区 中国（12）
IPC部 C（12） B（2）
IPC大类 C08（12）
IPC小类 C08G（12）
IPC C08G018/48（12）
发明人 LIU C（2） ZHANG S（2）
公开年 2022（9） 2023（3）
申请年 2022（12）
专利权人 UNIV SHAANXI.（2）

Single-component thermally conductive hot-melt polyurethane adhesive useful in electronic products comprises polyester polyol, polyether polyol, heat-conducting medium, flame-retardant medium, isocyanate and additive.

CHEN Z

Graphene composite foam useful e.g. in insole, comprises highly reactive polyether polyol, polymer polyol, modified graphene, silicone oil, crosslinking agent, foaming agent, catalyst, flame complex agent and foam stabilizer, and its surface is covered with polyurethane waterproof film.

FANG M, CHEN Y, CHEN M, LIN F

Water-blocking material for sealing openings of heat-insulating materials used for preparing structure, comprises components polysiloxane, polyether polyol isocyanate, polyolefin polyol, curing agent, catalyst, defoamer, and filler.

HU B, LIU Y, HE W, NI X, PAN Z, ZHANG S, WANG T

Preparing anti-corrosion and aging-resistant coating comprises pretreating by hydrolysing and self-polymerizing ethyl orthosilicate, reacting pretreated silica with pretreated graphene oxide and then react with ethylenediamine, 3-(3,5-di-tert-butyl-4-hydroxyphenyl) propionyl chloride reaction.

YUAN T, CHENG B, JIA X

Polyurethane useful for filling hydraulic construction concrete expansion joint, comprises polyether 330N, toluene diisocyanate, curing agent, catalyst, amino functional silane modified graphene oxide, beta-cyclodextrin modified chitosan, filler, pigment and viscosity reducing and toughening agent.

YANG D, LI H, XU Z

Preparing graphene oxide modified aqueous polyurethane adhesive, comprises e.g. dehydrating polypropylene glycol and graphene oxide, adding toluene diisocyanate, heating, adding chain extender, hydrophilic chain extender and catalyst, carrying out chain extension reaction, and post-processing.

LIU X, NING J, ZHUANG J, LI J

Preparing epoxy modified polyurethane main agent resin useful for bonding of outer layer of lithium battery aluminum-plastic film comprises adding polydihydric alcohol and diisocyanate reaction under action catalyst, reacting isocyanate prepolymer with epoxy modifier and carrying out crosslinking.

SHAO Z, DI L, ZHANG D, WANG Z, LI P, HUANG C, FENG J

High color fastness polyurethane surface layer material comprises primer layer, elastic layer e.g. polyether polyol, hexamethylene diisocyanate trimer, polycarbonate diol, methylene diphenyl diisocyanate, triethylamine, graphene oxide, carbon nanotubes, epoxy acrylate, and spray surface layer.

JI P, SHEN Z, HAN Z

High temperature resistant graphene manganese-rich lithium-ion battery diaphragm with aqueous-based binder comprises temperature-resistant modified polyurethane emulsion, nano-ferroferric oxide powder, antioxidant, silane coupling agent, and isocyanate curing agent.

HUANG P, YANG X, ZHANG S, YANG H, XI L

Preparing flame-retardant hydrophobic biomass-based aqueous polyurethane coating, comprises weighing raw materials, preparing isocyanate-terminated prepolymer, preparing biomass functionalized graphene, and adding polyisocyanate,micromolecule chain extender.

LIU C, LU K, ZHOU J