国家/地区 中国（2）
IPC部 B（2）
IPC大类 B32（2）
IPC小类 B32B（2）
IPC B32B027/36（2）
发明人 LIANG B（2）
公开年 2023（2）
申请年
专利权人

Root puncture-resistant mildew-resistant waterproof coiled material for planting roof system, includes copper foil layer whose upper and lower surfaces are provided with asphalt coating made of modified asphalt, where upper and lower surfaces of asphalt coating are attached with isolation film.

LU Z, LIANG Z, LIANG B

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