国家/地区 中国（24）
IPC部 C（24） G（2） H（2）
IPC大类 C08（24） C09（4） C01（2）
H01（2）
IPC小类 C08G（24）
IPC C08G073/10（24）
发明人 LIU G（4） XU Z（4） ZHANG Q（3）
CHEN J（2） JIN W（2） ZHANG Y（2）
ZHOU Z（2）
公开年 2021（16） 2022（8）
申请年 2021（24）
专利权人 ZHEJIANG ZHO.（5）

Preparing graphene-polyimide composite resin useful as macromolecular resin, comprises performing polymerizing reaction of graphene powder, dianhydride and diamine in non-polar solvent to obtain prepolymer suspension, suction-filtering, drying and hot press molding.

ZHOU Z, SHAN Y, ZHANG Y, CHEN B, SUN X, DING H

Preparing multi-level structure graphene/polyimide composite sponge useful in e.g. adsorption of pollutant, organic solvent and dyes, comprises e.g. dispersing graphene in deionized water, adding polyethylene glycol, adding silicon dioxide, adding silane coupling agent, and adding diphenyl ether.

HUANG K, QIN J, ZHANG Z, YU P, BAO L

Preparation of polyimide film for high-frequency communication electronic equipments, involves polymerizing aminated graphene quantum dot powder, diamine monomer and dicarboxylic anhydride monomer, adding pore-foaming agent, casting, stretching, performing thermal imidization treatment.

SUN S, PAN C, FANG C, SU J

Graphene-polyimide (PI) film useful in electronic field comprises 4,4'-Oxydiphthalic anhydride, 4,4'-diaminodiphenyl ether, modifier, filler and binder.

SHI L, ZHU Q, ZHENG Z

Preparation method of graphene polyimide high temperature resistant flame retardant fiber for welding gloves, mixing bis(4-aminophenoxy)phenylphosphine oxide and modifier, graphene oxide solution, 4,4-diaminodiphenyl ether, pyromellitic dianhydride, 3,3,4,4-biphthalic dianhydride.

MA L, SHA X, SHA Y

Polyimide material used for aerospace comprises phosphorus containing polyimide resin, silicon containing anti atomic oxygen filler and conductive filler.

ZHI X, LV F, LIU J, ZHANG Y

Preparing high heat-conducting polyimide film useful in flexible heater comprises e.g. pouring graphene oxide into mixed solution of aromatic diamine, biphenyl dianhydride and dimethylacetamide solution to obtain polyamic acid solution, heating polyamic acid solid film, and forming film.

LI L, CHEN J, TANG X, XU Y

Semicrystalline poly(aryl ether ketone) copolymer compositions are used in high pressure and high temperature environment, comprises copolymer having two separate recurring units, first recurring unit and second recurring unit.

WANG Y

Preparation of hyperbranched polyimide involves adding aromatic diamine to reaction flask, feeding nitrogen, adding polar aprotic solvent, mixing, adding acid dianhydride, mixing, slowly adding mixture of nano-conductive metal powder and graphene, stirring, vacuum-filtering and drying.

LUO X, ZHAO H, YANG Q, QIAN H, ZHOU Z

Inorganic/organic inter-doped hydrophobic polyimide aerogel composite material used e.g. for heat insulation field comprises polyimide organic gel system and cobalt iron oxide inorganic gel system bridged by modified carbon quantum dots.

XIONG L, ZHENG Y