国家/地区 中国（2）
IPC部 B（2）
IPC大类 B29（2） B32（2） C08（2）
IPC小类 B29C（2）
IPC B29C048/08（2）
发明人
公开年 2022（2）
申请年
专利权人

Antibacterial high barrier multi-layer co-extruded biaxially oriented polypropylene light film comprises surface layer attached to both sides of barrier layer and surface material obtained by blending and extruding styrene-butadiene-styrene block copolymer and polypropylene block copolymer.

WANG J, XIE H, LIN Y, SUN F, CHEN K

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