国家/地区 中国（4）
IPC部 B（4）
IPC大类 B32（4）
IPC小类 B32B（4）
IPC B32B033/00（4）
发明人
公开年 2021（4）
申请年 2020（4） 
专利权人

Water and gas barrier coating comprises polymer having amine, hydroxyl, and carboxylic groups and graphene.

XU C

Coated polyamide film used for aluminum-plastic composite film flexible package, comprises coating layer that is formed by coating surface of polyamide substrate layer with acrylic coating liquid including silicone-modified acrylic resin, crosslinked polymethylmethacrylate powder and water.

LIU Y

Electromagnetic shielding composite material useful in field of 5G communication or aerospace, comprises absorption layer and reflective layer compounded on absorption layer; absorption layer includes modified resin layer.

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

Plastic sheet comprises base layer, whose bottom end is coated with anti-adhesion layer and top end is bonded with optical film layer, whose top end is bonded with protective film layer, whose upper end is coated with dye layer.

JI S, XU M