国家/地区 中国（6） 世界知识产权组织（2）
IPC部 B（7） C（3）
IPC大类 B32（7） B65（7） C08（3）
IPC小类 B32B（7）
IPC B32B027/06（7）
发明人 BAI Y（2） GAO D（2） LV Y（2）
QUAN H（2） REN Y（2） XU K（2）
XU M（2）
公开年 2022（4） 2023（2）
申请年 2021（7）
专利权人 BEIJING RES .（2） CHINA PETROL.（2）

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

Modified atmosphere packaging unit comprises product receiving body comprising plant-based fiber material and wet strength agent configured for holding product, having bottom and wall parts, flange configured for attaching seal thereon for closing receiving body, and seal or lid attached to flange.

KUIPER H J, BIENCOURT V, DAVEY S

Extensible insulating plastic film used for packaging, comprises film main body, where inner portion of film main portion is provided with vent hole, and outermost layer of main portion provided with hydrophobic layer.

ZHANG C

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

All-connected liquid enhanced composite material floating plate comprises conductive layer for conducting static electricity, lower reinforcing layer for reinforcing and reinforcing, middle layer for supporting, upper reinforcing layer for reinforcing and reinforcing.

GAO G

Green biodegradable plastic film comprises plastic film and graphene layer, where inner part of plastic film is equipped with modified starch, inside of the plastic film equipped with polypropylene, and two sides of outer wall of the film.

QIAN 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