国家/地区 中国（5）
IPC部 B（5）
IPC大类 B29（5）
IPC小类 B65D（5）
IPC C08L023/12（5）
发明人 BAI Y（2） CHOU B（2） DONG M（2）
GAO D（2） LIU Y（2） LV Y（2）
QUAN H（2） XU M（2）
公开年 2022（2）
申请年 2021（2） 
专利权人 BEIJING RES .（2） CHINA PETROL.（2）

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

Polyolefin heat-shrinkable film high performance film comprises e.g. intermediate layer and surface layer located on both sides of intermediate layer, graphene oxide, linear low density polyethylene resin, spherical alumina and polypropylene resin.

LIU L, LIU Y

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

High barrier and corrosion resistant lithium battery packaging film comprises a nylon layer, an aluminum foil layer, and a heat-sealing layer, outer graphene layer, an inner graphene layer, and a silicone rubber layer.

SHAO Z

Preparation of graphene oxide and polymer nanocomposite film, e.g. for food packaging, by adding graphene oxide into solvent, ultrasonically processing, adding polymer, processing, removing foams, and curtain-casting or blow-molding.

CHEN T, LI Z, REN P, JIN Y