国家/地区 中国（2）
IPC部 A（3）
IPC大类 B32（3）
IPC小类 B32B（3）
IPC B32B033/00（2） C09D005/14（2）
发明人
公开年 2022（2）
申请年 2022（3）
专利权人

Film useful for preventing bird collision, comprises optical film sequentially comprising first protective layer, first reflective layer, first base material layer, polymer dispersed liquid crystal layer, second base material layer, second reflective layer and second protective layer.

NIE Y, LI W, YE X, XU Z, XUE Y, DU P, KONG Q

Preparing antibacterial aluminum foil material useful in aluminum foil lunch box, comprises e.g. coating adhesive on kraft paper, laminating with aluminum foil, drying, coating hydrophobic antibacterial agent on one side of aluminum foil layer, and drying.

SUN J, WANG L, SONG F, SUN Z

Laminated multipurpose pipe for house hold drainage system, factory drainage system, sewer drainage system and other drainage systems and water supply systems, has first epoxy layer, second epoxy layer, antimicrobial layer and junction.

KAMAL K, GAUR A, SHARMA K, KISHORE K