国家/地区 中国（4）
IPC部 B（5）
IPC大类 B32（5）
IPC小类 B32B（5）
IPC B32B007/12（5）
发明人
公开年 2021（2）
申请年 2020（4） 
专利权人

Light control valve useful in dimming glass assembly, comprises e.g. first transparent substrate, first transparent electrode, second transparent substrate and second transparent electrode arranged oppositely, and light control layer arranged between first and second electrode.

LIANG B, ZHANG Y, XIAO S, ZHANG D, ZHAO S, LI Y

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

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

XU C

Preparing wall paper with air absorption and purification effect, comprises e.g. adding polyethylene glycol and epoxy resin into the reaction container, heating, reacting, adding catalyst and heating.

DONG Y

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