国家/地区 中国（14） 世界知识产权组织（5） 欧洲专利局（EPO）（4） 巴西（2） 韩国（2）
IPC部 B（16）
IPC大类 B32（16） B65（16） C08（7）
B29（5） B31（3） C09（3）
C01（2） D21（2）
IPC小类 B32B（16）
IPC B32B027/32（16）
发明人 BAI Y（3） GAO D（3） LV Y（3）
QUAN H（3） XU M（3） CHOU B（2）
DONG M（2） HUANG Y（2） REN Y（2）
WAHLBERG J（2） XU K（2） ZHANG C（2）
公开年 2022（13） 2023（2）
申请年 2021（16）
专利权人 BEIJING RES .（3） CHINA PETROL.（3） CHENGDU ZHON.（2） TETRA LAVAL .（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

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

Producing oxygen barrier material for packaging material involves providing and forwarding substrate material web, providing aqueous composition comprising graphene oxide comprising monolayer flakes of graphene oxide, and coating aqueous composition of graphene oxide onto substrate material web.

BERLIN M, WAHLBERG J, GUIDETTI G

Preparing aqueous composition of reduced graphene oxide used for producing gas-barrier coated material, by providing aqueous dispersion comprising graphene oxide, providing aqueous dispersion of nanocellulose compound, providing aqueous solution of reducing agent, and mixing aqueous dispersions.

WAHLBERG J, OESTLUND M

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

Processing technology of medicinal composite film based on temperature-sensitive technology comprises e.g. coating adhesive on one side of polyester film layer to form first adhesive layer, compounding polyvinylidene chloride film layer with first adhesive layer, and curing.

ZHOU S, ZHANG C, GU S

High-barrier heat-sealing fluorine film useful for medical packaging comprises barrier heat-sealing layer compounded on lower surface of structure supporting layer and auxiliary agent of structural supporting layer A and barrier and heat-sealing layer B comprises modified nano particles and filler.

CHENG L, ZHANG K, YIN Z, FENG W, YAN Y

Dry composite paper plastic zipper packaging bag comprises bag body and zipper provided on bag body, and bag body made of composite film, composite film sequentially includes e.g. biaxially oriented polypropylene layer, first adhesive layer, kraft paper layer, second adhesive layer.

HUANG Y

Aging-resistant packaging bag comprises a poly(ethyl benzene-1,4-dicarboxylate) alumina layer, first adhesive layer, nylon film layer, second adhesive layer and polyethylene layer.

HUANG Y