国家/地区 中国（36）
IPC部 C（36） H（13） B（2）
IPC大类 C08（36） H01（12） C09（7）
C01（5） B01（2） C04（2）
IPC小类 C08G（36）
IPC C08G073/10（36）
发明人 WANG J（3） WANG Y（3） ZHANG Y（3）
ZHOU Z（3） CAO H（2） CHEN W（2）
JIA N（2） LI G（2） LIU B（2）
LIU G（2） SU C（2） WANG Q（2）
WANG T（2） WANG X（2） XU Z（2）
公开年 2022（27） 2023（9）
申请年 2022（36）
专利权人 BEIJING YUCH.（2） DONGGUAN HON.（2） GUANGDONG HO.（2） LANZHOU CHEM.（2）
ZHEJIANG ZHO.（2）

Preparing polyimide-based shape-memory composite aerogel by carrying out polycondensation reaction of diamine monomer and dianhydride monomer in N-methylpyrrolidone, placing obtained polyamic acid gel in water, freeze-drying, and dispersing polyamic acid filaments and graphene oxide in water.

LI L, GUO M, LIU T

High wear-resistant type polyimide enamel wire coating used in e.g. electronic electric, comprises fluorine-containing polyimide, nano silicon dioxide, polydimethylsiloxane, modified graphene, and nano-calcium carbonate.

YE H, WANG S, ZHANG F, ZHANG B

Preparing high temperature resistant thermosetting supramolecular shape memory polyimide used in aerospace, has e.g. mixing graphene oxide, organic solvent, diamine and dianhydride and polycondensing, subjecting borate-terminated polyamic acid solution to solvent removal and thermal imidization.

WANG T, ZHANG Y, WANG X, WANG Y, ZHANG X, ZHANG N, WANG Q, YANG Z

Preparing polyimide film comprises e.g. mixing film polyimides, thermally conductive fillers and solvents, uniformly dispersing to obtain mixed dispersion, and coating the dispersion on substrate, and synthesizing by polymerization.

NIU S, SUN X

Preparing graphene-doped polyimide powder used e.g. in lost foam casting, comprises e.g. mixing and reacting graphene with organic solvent, diamine and dianhydride by in-situ polymerization, adding e.g. catalyst, performing chemical imidization of polyamic acid, and grinding polyimide product.

MIN Y, QIU W, LUO X, LIU Y

Bonding agent useful in electrode pole piece for a secondary battery, comprises e.g. polyamide-imide, carboxylated graphite carbon fibers, metal fibers, and conductive carbon particles.

QIAN C, ZHOU Z, YUE M

Polyimide paint useful for high heat-resistant enameled wire for electronic appliances, household appliances and instrument equipment, comprises polyamic acid solution obtained by polycondensation of aromatic dianhydride, aromatic diamine and fluorinated amino graphene.

XU Z, LIU G, ZHU C, CAO H, ZHANG Q

Post-synthesis modified covalent organic frameworks material with sodium-ion battery performance useful for functional treatment of porous structure, where material structure is synthesis of monomers containing more highly active functional groups.

LU Q, TANG W, GAO F

Preparing phase change graphene composite material useful as battery pack radiating material, comprises e.g. adding titanate coupling agent and aqueous ammonia, dissolving pyromellitic dianhydride and 4,4'-diaminodiphenyl ether in solvent, and polymerizing modified graphene oxide and isoquinoline.

HUANG Z, ZHOU Z, ZHU Q, ZHENG Z

Preparing boron-doped fluorinated polyimide film used in supercapacitor, involves obtaining polyimide by weighing certain amount of diamine, and four organic solvent and adding into mouth flask, stirring at normal temperature to diamine to dissolve, and weighing certain mass of dianhydride.

LI X