国家/地区
IPC部 B（2） C（2）
IPC大类 B32（2）
IPC小类 B32B（2）
IPC B32B007/12（2）
发明人
公开年
申请年 2020（2）
专利权人

Vehicle window film useful for blocking sunlight in UV and IR regions without interfering with radio waves of electronic device i.e. smart phones, comprises e.g. adhesive layer, first polyethylene terephthalate layer, and hard coating layer.

LEE C S, OH I H

Graphene electric heating film comprises upper protective layer, graphene electric heating layer, insulation layer and lower protective layer, where graphene electric heating layer comprises base layer and graphene coating.

XU J