国家/地区 中国（3）
IPC部 B（3）
IPC大类 B32（3）
IPC小类 B32B（3）
IPC B32B027/06（3）
发明人
公开年 2021（3）
申请年 2020（3） 
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