国家/地区 中国（5）
IPC部 B（5）
IPC大类 B32（5）
IPC小类 B32B（5）
IPC C08K003/04（5）
发明人 CHU H（2） FU C（2） GAO Y（2）
NIE W（2） QIAN J（2） RAN X（2）
WANG C（2）
公开年 2021（2） 2023（2）
申请年 2020（2） 
专利权人 CHANGCHUN AP.（2）

Electromagnetic shielding polypropylene composite film useful in field of packaging material, comprises at least one film layer formed from homopolypropylene, propylene impact copolymer and polyolefin elastomer, and at least one film layer formed from e.g. random polypropylene.

CHOU B, BAI Y, DONG M, QUAN H, GAO D, XU M, LV Y

Preparing high electromagnetic shielding nanofiber gas gel having gradient structure, comprises e.g. mixing isopropanol, deionized water and poly(vinyl alcohol-co-ethylene) nanofiber, adding graphene oxide, silver nanowires into poly(vinyl alcohol-co-ethylene) nanofiber suspension, and freeze-drying.

WANG W, YAN K, WEN X, YANG C, WANG D

Electromagnetic shielding composite material used in 5G communication or aerospace application, comprises absorbing layer comprising modified resin layer and reflective layer having metal nanowire film layer compounded on absorbing layer.

RAN X, WANG C, FU C, NIE W, QIAN J, GAO Y, CHU H

Electromagnetic shielding composite material used in 5G communication or aerospace, comprises absorbing layer and reflecting layer compounded on absorbing layer.

RAN X, WANG C, FU C, NIE W, QIAN J, GAO Y, CHU H

Polypyrrole-based wave-absorbing material has impedance matching layer that is formed by dispersing graphene/iron oxide powder into polypyrrole, and reflective layer formed using quartz/carbon black composite material and chloroprene rubber.

ZHANG D