国家/地区 中国（7）
IPC部 B（7）
IPC大类 B29（7）
IPC小类 B29D（7）
IPC B29D007/01（7）
发明人 ZHANG C（2） ZHOU S（2）
公开年 2022（7）
申请年 2022（6） 
专利权人 CHANGZHOU HU.（2）

Graphene/polyethylene naphthalate (PEN)/polyethylene terephthalate (PET) composite barrier film for e.g. food packaging, has three-layer structure comprising layer made of PET, and layer made of graphene/PEN/PET composite material.

WU Z, CHEN X, LIN Y, WU D, CHEN D

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

Multi-layer high-barrier high-strength biodegradable film comprises e.g. polybutylene adipate terephthalate pellets, polymer L-lactic acid pellets, polymer D-lactic acid pellets, modified gas barrier agent polybutylene adipate terephthalate pellets, polymer L-lactic acid pellets and chain extender.

CAO Z, YANG Z, GE Z, HUANG Q, HE Y, LI Y, LIU Y, YANG J, SHEN B

Composite polyester film used in battery, comprises polyester layers comprising polyester material and additive, and are respectively located on surface of two sides of another polyester layer, and has preset carboxy terminal carboxyl content.

ZHANG G, LI X, XIA J, WANG S, ZHU Z

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

Composite film material comprises multiple of mutually staggered thermal management functional layer and electromagnetic shielding layer functional layers comprising mixture of thermoplastic polymer material, interface compatibilizer, phase change material and/or heat conducting filler mixture.

LU X

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