国家/地区 中国（11） 韩国（2） 世界知识产权组织（2）
IPC部 B（12）
IPC大类 B32（12）
IPC小类 B32B（12）
IPC B32B027/06（12）
发明人 BAI Y（2） GAO D（2） LI X（2）
LIU J（2） LV Y（2） QUAN H（2）
REN Y（2） XU K（2） XU M（2）
公开年 2023（4） 2021（3） 2020（2） 2022（2）
申请年 2022（4）  2020（3）  2021（3） 
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

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

Composite material useful for packaging fruit and vegetable, comprises nano- bacteria separating layer, core layer and ventilating layer, where the core layer is set between the nano- bacteria separating layer and ventilating layer and the nano- bacteria separating layer is set at outermost side.

LIU D, TANG J, CHEN L, LIU H, LIU J, LI X, WANG J

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

pH-responsive intelligent controlled-release antibacterial and degradable packaging film useful e.g. in food active packaging material, comprises active antibacterial layer and barrier layer composed of modified and dispersed graphene oxide nanosheet material prepared by biodegradable base material.

WANG Y, LI X, ZHOU X, WANG K, GAOSHU J, GONG X, QIU X

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

Cigarette film comprises functional layer, core layer and secondary functional layer, where core layer is located between functional layer and sub-functional layer, and functional layer is prepared using copolymerized ternary polypropylene.

JIANG S, CHEN D, CHEN Z, XIAO J, HU B, HUANG W

Packaging film comprises e.g. graphene oxide, lignin, corn starch, polybutylene succinate, polylactone, antioxidant, polyethylene, and ethylene glycol.

CHEN C