国家/地区 中国（2） 韩国（2） 世界知识产权组织（2）
IPC部 B（3）
IPC大类 B29（3）
IPC小类 B29C（3）
IPC B29C048/08（3）
发明人
公开年 2022（2）
申请年 2021（3）
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

Nylon film used as outer resin layer for aluminum pouch film for secondary battery, comprises preset amount of carboxyl group, ketone group, and graphene including all amide functional groups on its surface.

SHIM J H, UK C S, PAKSUNGIL, JANG P G, LEE S, CHUN S W, PARK S I, LEE S S

Antibacterial modified stone paper comprises co-extruded antibacterial film layer and a base layer including ultrafine calcium carbonate powder modified antibacterial particles, coupling agent, extrusion auxiliary agent, polypropylene, and water absorbing particle.

MEI Y