国家/地区 中国（24） 韩国（3） 台湾（3） 日本（2） 世界知识产权组织（2）
IPC部 C（27）
IPC大类 C08（27）
IPC小类 C08G（27） C08L（19） C08J（17）
C08K（17） C09K（4） C01B（3）
IPC C08G073/10（27）
发明人 LIU G（4） XU Z（4） ZHANG Q（3）
JIN W（2） WANG X（2） XU P（2）
ZHAO Y（2）
公开年 2021（27）
申请年 2021（17）  2020（7）  2019（2） 
专利权人 ZHEJIANG ZHO.（5）

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

Preparing polyimide/graphene composite film used in in OLED display, involves performing ultrasonic reaction to the graphene oxide and thionyl chloride to obtain the acyl chloride graphene.

JIN W, LIU G, HU T

Preparing laser light-induced graphene, comprises providing substrate including polyimide or polyetherimide, and adjusting laser light source and far-infrared auxiliary light source to irradiate substrate.

TSENG S, CAI Y

Polyimide binder for silicon-based negative electrode sheet of a lithium battery, is prepared from imidazole group-containing diamine, sulfonated diamine, and ketone group-containing dianhydride through copolymerization and imidization.

XU Z, LIU G, ZHANG Q

Radioactive element treatment agent comprises oxidant comprising aqua regia, hydrochloric acid, sulpfuric acid or hydrofluoric acid, and adsorbent comprising modified polyimide and 2-8 pts. wt. microporous molecular sieve.

CHEN J, YAN F, XIONG Q

Alignment agent for improving residual image performance of liquid crystal display comprises a polyimide precursor solution and dispersion liquid containing inorganic carbon nanomaterials.

HE Y, HUANG D, WANG W

Transparent polyimide composite conductive film comprises silver nanowire layer and graphene oxide layer attached to transparent polyimide base film surface.

JIN W, XU Z, QUE X

Graphene in-situ modified polyimide film is prepared by polycondensation of graphene grafted with aminosiloxane on the surface, diamine and dianhydride and forming into film.

XU Z, LIU G, ZHANG Q

Preparing polyimide/graphene composite thermally conductive film, involves performing polycondensation of dianhydride, crosslinking polyamic acid and polyvinyl alcohol followed by subjecting film-forming mixture to thermal imidization.

XU Z, LIU G, ZHANG Q