国家/地区 中国（5）
IPC部 B（6）
IPC大类 B32（6）
IPC小类 B32B（6）
IPC B65D065/40（6）
发明人 BAI Y（2） GAO D（2） LV Y（2）
QUAN H（2） XU M（2）
公开年 2023（6）
申请年 2022（3）  2021（2） 
专利权人 BEIJING RES .（2） CHINA PETROL.（2）

Preparing medicine packaging composite film with super peel strength used in medicine industry, by adding high-pressure polyethylene and linear low-density polyethylene in mixer, carrying out high-speed mixing, screw extrusion molding, cooling, modifying and ultrasonically processing.

SUN E, SUN Z, LI W, SHI S, ZHANG L

Antistatic polypropylene composite film useful in packaging materials, comprises at least first film layer formed from a polypropylene composition and second film layer formed from a polypropylene composition.

BAI Y, XU K, CHU L, LV Y, REN Y, GAO D, XU M, QUAN H

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

High ductility and high temperature resistant composite food packaging film useful for food packaging or food preserving, comprises modified composite film layer which is base modified film layer, maleic anhydride graft polyethylene resin film middle layer and polyethylene outer film layer.

CHEN C

Antibacterial heat-sealable bidirectional stretch polylactic acid film comprises e.g. anti -adhesive master batch and polylactic acid resin, polylactic acid resin, anti -adhesive master batch, antibacterial master batch, compatible agent, functional resin and polylactic acid resin.

ZHENG W, JIA L, WU T, CHEN X, LI Z, LIAO G

Packaged elastomer composite used for e.g. conveyor belt, comprises sealed package containing composite having preset partial pressure of oxygen and containing elastomer and filler, and wall including oxygen barrier layer surrounding composite, and has preset oxygen transmission rate.

DHAVALE P A, DOSHI D A