国家/地区 中国（2）
IPC部 C（2）
IPC大类 C08（2） C09（2）
IPC小类 C08K（2）
IPC C08K003/22（2）
发明人
公开年
申请年 2022（2）
专利权人

Photovoltaic backboard used in photovoltaic module, comprises weather-resistant layer, base material layer, black reflecting layer comprising organic pigment, and barrier layer comprising high barrier composition containing polymer resin, nano material and additive.

ZHOU G, LIN W, LI N

Double flow direction lightning protection device used for e.g. defense engineering, chemical engineering, mining, electric power, building, communication signal and broadcast TV, comprises cathode film prepared on the inner wall of the shell and anode film prepared on the outer wall of inner core.

ZANG Q, XU S, WANG K, FENG L, XU Z