国家/地区 中国（12）
IPC部 C（12）
IPC大类 C08（12） C09（4）
IPC小类 C08G（12）
IPC C08G018/66（12）
发明人 ZHANG Y（12）
公开年 2021（5） 2019（3） 2020（2）
申请年 2020（4）  2019（3）  2021（2） 
专利权人

Preparing composite modified functionalized graphene modified aqueous polyurethane emulsion, by preparing graphene oxide by Hummers method, adding composite modified functionalized graphene to aqueous polyurethane prepolymer, and stirring.

XIN H, LUO H, YU W, ZHANG Y, ZHANG H

Preparing modified polyurethane material useful in polyurethane composite material, comprises mixing carbon material and cyanate ester, adding catalyst to perform catalytic reaction and carrying out heat preservation and pressure treatment.

XU Z, PENG C, ZHU H, WANG L, ZHANG Y, ZHOU J

Polyurea elastomer comprises isocyanate-terminated polymer containing unsaturated bonds, amino compound, initiator, accelerator and filling.

LI B, LIU T, GUO T, YANG X, CHEN X, ZHANG Y, BAO F, ZHAO H

Thermoplastic polyurethane elastomer material useful for dustproof and antibacterial self-cleaning film, comprises polymer diol, diisocyanate, chain extender, catalyst, antioxidant, nano titanium dioxide, graphene and silicone oil.

WANG Z, CHEN S, ZHANG Y, DUAN F, SONG X

Preparing bio-based polyurethane with dual photothermal repair functions used as packaging materials, coatings, elastomers, involves adding isocyanate, organotin catalyst, and organic solvent to dehydrated bifunctional polyol.

LI J, WANG L, LI N, YE L, YIN P, ZHANG H, GAO X, LIN X, ZHANG Y

Preparing conductive polyurethane adhesive, involves mixing graphene oxide with polyol, mixing and reacting mixture with isocyanate, catalyst and crosslinking agent, and mixing and reacting intermediate and halogenated alkanes.

ZHANG Y, ZHANG J

Preparing graphene modified polyurethane adhesive involves dispersing graphene oxide uniformly in absolute ethanol, and mixing polyisocyanate with the graphene oxide dispersion, pouring into a three-necked flask, and stirring.

ZHAO H, ZHANG Z, JIA W, ZHANG Y

Preparing tung oil-based polyurethane-graphene oxide hybrid film useful for adsorbing carbon dioxide comprises e.g. adding tung oil-based polyol and polyglycerol to reaction flask, stirring, adjusting pH vacuuming and closing vacuum valve.

ZHANG Y, WEI L, MA J, ZHANG X, YANG S, WANG W

Flame retardant graphene polyurethane composite foam material comprises polyether polyol, polyester polyol, isocyanate, foaming agent, foaming catalyst, graphene-inorganic salt flame retardant and foam stabilizer.

BAI Y, ZHANG Y

Modified polyurea coating comprises component A and component B, where component A comprises amino-modified graphene and terminal amino polymer and component B is diisocyanate compound and/or prepolymer.

LIU M, ZHENG C, YIN Y, WEI W, ZHANG Y, DENG P