国家/地区 中国（4）
IPC部 B（4）
IPC大类 B29（4） B32（4） C08（4）
C09（2）
IPC小类 B29C（4）
IPC B32B027/08（4）
发明人
公开年 2023（4）
申请年 2021（3） 
专利权人

Production process of solarization-resistant wine packaging box comprises molding injection-molded plastic wine packaging box for polishing, coating ultraviolet resistance coating, drying, treating, and subjecting plastic wine packaging box for ultraviolet laser printing trademark pattern.

WANG H, MA X

Electromagnetic shielding polypropylene composite film useful in packaging material field, namely electronic product packaging, comprises e.g. first film layer formed by first polypropylene composition and second film layer formed by second polypropylene composition i.e. resin component.

CHOU B, BAI Y, DONG M, QUAN H, GAO D, XU M, LV Y

Cold stretch sleeve pipe film for packaging, comprises outer layer and inner layer comprising bimodal linear low-density polyethylene, ethylene-hexene copolymer, and additive, and middle layer comprising ethylene/alpha-olefin random copolymer, olefin block copolymer and thermoplastic phenolic resin.

LIU A, LI D

Film-coated board comprises anti-corrosion bottom sequentially, metal plate, hot melt adhesive film and polymer waterproof coiled material, high molecular waterproofing membrane and hot-melt adhesive film are respectively added with silicon micropowder.

ZHENG C, LI W, LI Z, HE M