国家/地区 中国（13）
IPC部 C（14）
IPC大类 C08（14）
IPC小类 C08G（14）
IPC C08K009/06（14）
发明人 CHEN J（2） WANG Y（2） XU Z（2）
公开年 2022（11） 2023（3）
申请年 2022（14）
专利权人

Preparing low-temperature-resistant antistatic polyurethane memory foam comprises adding graphene oxide and anhydrous N,N-dimethylformamide into ultrasonic cleaning machine, vacuum freeze-drying to obtain a preliminary conductive agent, centrifuging and molding.

ZHANG J, ZHUANG L, SHI X, LIN M, CHEN T, CHEN G

Producing modified graphene used in modified graphene-resin composite, modified graphene sheet, and modified graphene dispersion, involves bonding azide group to carbon atom of surface of graphene through radical addition reaction based on abstraction of hydrogen atom in an aqueous system.

KOBAYASHI Y, SUZUKI K, KITAO A, WATANABE T

Polyurethane, comprises polyurethane prepolymer (prepared by polyester polyol, modified silica and diisocyanate), polyol, chain extender (e.g. 1,4-butanediol), catalyst, nano-titanium oxide powder and color paste.

HU X, GAO Z, YANG Y, CHEN S

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

Impregnated resin material useful for densification and modification of carbon fiber paper and proton exchange membrane fuel cell, obtained by in-situ polymerization of surface-modified conductive carbon and phenolic resin.

LIANG Y, XIE Z, HE C, ZHAN Z, WANG Y, LEI T

Processing high-strength computer back cover with middle frame, involves cutting epoxy glass fiber board to obtain middle frame board and cover board, milling mounting cavity on middle frame plate to form middle frame and then middle frame and cover plate are welded to obtain computer rear cover.

CAI C, YU F, LU M, CHEN J, HE H

Anti-deformation composite anti-fatigue pad useful as indoor sports pad and kitchen floor mat, comprises e.g. foaming material including polyether polyol, polyester polyol, polymethylene polyphenyl polyisocyanate, non-ionic polyisocyanate, diphenylmethane diisocyanate and cellulose nanocrystals.

SHAO J, SONG J

Polyvinyl chloride pipe useful for e.g. water supply of tap water, comprises polyvinyl chloride resin, talc powder, calcium-zinc stabilizer, silicon dioxide, lubricant, titanium dioxide, ethylene-methyl methacrylate copolymer, solid plasticizer, aging-resistant filler and impact modifier.

XU R, WANG Y

Low-dielectric heat-conducting polyimide film comprises raw materials comprising dianhydride monomer, diamine monomer, solvent B, heat conducting filler, coupling agent, auxiliary agent and solvent A.

LAI Z, FENG L, TU Y, LIANG X, LIU Z, ZHU X

Preparing high thermal conductivity polyimide film by mixing alkynylated graphene and N,N-dimethylformamide, ultrasonically dispersing, ultrasonically dispersing magnetic boron azide and N,N-dimethylformamide, adding sodium ascorbate and triethylamine, and adding copper sulfate pentahydrate.

XU Z, XU J