国家/地区 中国（2）
IPC部 B（2）
IPC大类 B32（2）
IPC小类 B32B（2）
IPC B32B027/06（2）
发明人
公开年
申请年
专利权人

Propylene polymer based composite film useful in packaging material has different layers comprising propylene polymer and propylene impact copolymer, propylene impact copolymer having elastic part forms dispersed strip-shaped rubber phase.

XU M, ZHANG S, GAO D, BAI Y, XU K, REN Y, LIU J, QUAN H, DONG M, ZHANG Q, CHOU B, LYU Y, SHAO J, LV Y, RUNWAY, BAIGER C, LIU Y

Packaging film useful for packaging retort food and medicinal material comprises first adhesive layer formed on sealant layer, core layer formed on first adhesive layer, second adhesive layer formed on core layer, and surface layer.

HEO J H, SOON P Y, KANGTAEWOON, HEO C H, PARK Y S, KANG T W, HEO C, PARK Y, KANG T