国家/地区 中国（11） 欧洲专利局（EPO）（2） 世界知识产权组织（2）
IPC部 B（12）
IPC大类 B32（12） B65（12） C08（5）
B29（4） B31（3） C09（2）
D21（2）
IPC小类 B32B（12）
IPC B32B007/12（12）
发明人 ZHANG C（3） HUANG Y（2） ZHOU S（2）
公开年 2022（12）
申请年 2021（8）  2022（3） 
专利权人 CHANGZHOU HU.（2） CHENGDU ZHON.（2）

Preparing medical packaging film with high barrier property comprises e.g. adding acetic anhydride and modified titanium dioxide-graphene oxide composite, preparing modified titanium dioxide-carboxymethyl cellulose composite, and preparing polyhydroxyl butyric acid valeric acid copolyester film.

ZHOU S, YUAN X, ZHANG C

High-barrier non-aluminum foil soft package lithium battery packaging film useful in the technical field of films, comprises e.g. nylon film layer, polyurethane glue layer, aluminum oxide-polyethylene terephthalate layer, polyolefin glue layers and modified polypropylene film.

FU J, MIAO H, CHEN J, LIN W

Aluminum foil/polyethylene composite film for packaging e.g. foodstuffs, comprises inner polyurethane film layer, inner low-density polyethylene layer, aluminum foil substrate layer, outer low-density polyethylene layer, outer polyurethane film layer and organic adhesive layer mixed with graphene.

ZHU L, CHEN C

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

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

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

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

Graphene composite packaging bag for containing and protecting food, has inner layer comprising graphene reinforcing layer and graphene antibacterial layer that are thermally bonded with adhesive layer.

LI Y

Graphene electric radiating composite film used in packaging industry, has toughness structure layer that is located between radiating layer and composite film main portion.

WANG H, XU L, ZHANG J, YU S, XU D, FANG C, FANG W