国家/地区 中国（33） 世界知识产权组织（4） 欧洲专利局（EPO）（3） 日本（3） 韩国（3） 美国（3） 台湾（2）
IPC部 C（35） B（8） H（7）
IPC大类 C08（35） C09（7） H01（4）
B01（3） H05（3） B29（2）
B32（2） B33（2） C01（2）
IPC小类 C08L（35） C08K（32） C08J（17）
C09D（4） H05K（3） B01J（2）
B32B（2） B33Y（2） C01B（2）
C08F（2） C09K（2）
IPC C08L027/16（35）
发明人 QIAN J（4） QIAN G（3） WANG C（3）
WANG J（3） FU C（2） LIU Y（2）
NIE W（2） PAN S（2） QIN F（2）
RAN X（2） WANG H（2） WANG L（2）
WANG Q（2） WU B（2） ZHANG C（2）
公开年 2021（24） 2022（10）
申请年 2021（35）
专利权人 GUANGDONGHON.（2） UNIV ANHUI（2） UNIV SICHUAN（2） UNIV ZHEJIAN.（2）

Preparing polyvinylidene fluoride composite foaming material useful in preparing piezoelectric device, comprises extruding and granulating polyvinylidene fluoride, polymethyl methacrylate, and carbon materials, and foaming composite particles into shaped products.

ZHENG W, WU M, REN Q, WENG Z, WANG L

Method for making GO-PVDF composite, involves providing graphene oxide-polyvinylidene fluoride composite having preset transmission Fourier-transform infrared minimum transmittance ratio of beta-phase polyvinylidene fluoride to alpha-phase polyvinylidene fluoride, and mixing with carrier fluid.

JAMALI H S, CLARIDGE R, FARRUGIA V M, EMPARUZIA V, HOJJAT S J

Impact-resistant lightweight foam material used in petrochemical industry, comprises polyvinylidene fluoride, thermoplastic polymer, light agent, filler, plasticizer and antioxidant.

ZHANG Z

Composite used for separating component, comprises macroporous scaffold comprising pores and polymer matrix positioned within pores, comprising functional polymer particles and structural polymer.

KORNFIELD J A, FABER K T, DIALLO M, BATEMAN O, ARAI N

Curable, conductive fluoropolymer composition used e.g. make article e.g. gaskets, comprises partially fluorinated amorphous polymer, ionic liquid having cationic and anionic portion, peroxide, crosslinking agent, and conductive particles.

SUZUKI Y, FUKUSHI T

Device for preparing modified polyvinylidene fluoride by graphene, comprises grinding plates whose outer wall is fixedly connected with air pump whose air conveying end is connected with inner portion of arc-shaped air blowing plate through gas pipe.

MAO R, YUAN K, WANG J, LIU Y

Preparing fiber foam material for oil adsorption comprises e.g. cutting hydrophobic thermoplastic polymers into short fibers of certain length, mechanically stirring thermoplastic polymers and foaming agent, dispersing fibers and micron-sized particles, thermally bonding, cooling and forming.

CHEN S, YANG B, HAO M, LIU Y

Film comprises ethylene tetrafluoroethylene resin, perfluoroalkoxy alkanes, Fluorinated ethylene propylene, ethylene chlorotrifluoroethylene, polyvinylidene difluoride and polylactic acid.

CHEN X, GE H, PENG X, FU H, CHEN G, JIN H, WANG S

Fluorine-containing hyperbranched polyethylene copolymer useful in PVDF-based dielectric composite material, prepared by one-step chain walking mechanism of ethylene and fluorine-containing monomer (e.g. hexafluorobutyl acrylate) catalyzed by alpha-diimide palladium catalyst.

XU L, JIANG H, YE H

Shock absorbing ring comprises shock absorbing body and insulating and thermal-conducting layer coated on surface of shock absorbing body, where shock absorbing body comprises e.g. ethylene propylene diene monomer rubber, zinc oxide, stearic acid, zinc stearate, and softener.

ZHOU J