国家/地区 中国（4）
IPC部 C（4）
IPC大类 C09（4）
IPC小类 C09D（4）
IPC G09F009/33（4）
发明人 LI X（2） XIA J（2） XU X（2）
公开年 2021（2） 2022（2）
申请年 2021（3） 
专利权人 HUIZHOU ABSE.（2）

Protective film used in display apparatus comprises light shielding layer disposed in edge portion of one surface of substrate, where light shielding layer comprises first layer on edge of one surface of substrate and second layer on first layer.

CHOI S, JEON H, CUI S, JEON H M

Super-black coating useful in light emitting diode (LED) display screen comprises matrix resin, carbon black, matting agent, and diluent.

WANG C, XU X, XIA J, LI X, YANG G

Light emitting diode nano-black coating comprises resin coating and nano-black particles dispersed in resin coating.

HUANG Y

Photo-resist welding ink useful for light-emitting diode display printed circuit board boards, comprises oligomer, photoinitiator, nano black filler, flatting agent, coupling agent and solvent, epoxy resin and functional monomer.

LI X, XU X, XIA J, GAN Z, WU L