国家/地区 中国（15）
IPC部 B（15）
IPC大类 B29（15）
IPC小类 B29D（15）
IPC B29D007/01（15）
发明人 CHEN D（2） LIU Y（2） ZHANG S（2）
公开年 2022（11） 2023（4）
申请年 2022（15）
专利权人

High-transparent and high-strength polyethylene heat-shrinkable film useful for packaging bottle-packed beverage, comprises e.g. first layer (comprised of low-density and metallocene polyethylene), second layer, third layer and fourth layer (comprised of high density polyethylene).

LIU Z, LI R, LIU S

Preparing high electromagnetic shielding nanofiber gas gel having gradient structure, comprises e.g. mixing isopropanol, deionized water and poly(vinyl alcohol-co-ethylene) nanofiber, adding graphene oxide, silver nanowires into poly(vinyl alcohol-co-ethylene) nanofiber suspension, and freeze-drying.

WANG W, YAN K, WEN X, YANG C, WANG D

Producing composite material comprising base cloth, conductive film and non-conductive film, where inner layer is conductive film, base cloth is terylene and outer layer is non-conductive film, involves dipping unwinded base cloth in fire retardant solution, adhering both polymer films to base cloth.

LI G, QI H, JIANG H, ZHANG J, LI K, ZHANG Y

Coating-free biaxially stretched polyester window film comprises outer surface layer made of organosilicon-modified polyester masterbatch, organic fluorine-modified polyester masterbatch, core layer made of polyester ultraviolet barrier masterbatch and polyester water-oxygen barrier masterbatch.

SHI L, DING D, HUANG J, SUN S, ZHANG S, WANG H

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

Preparing conductive sheet used for flow battery bipolar plate, comprises preparing high conductive layer, stacking high conductive layer on intermediate layer, and placing stacked high conductive layer and intermediate layer in hot-pressing environment for hot-pressing.

MA J, ZENG Z, ZHU H

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

Polyolefin heat-shrinkable film high performance film comprises e.g. intermediate layer and surface layer located on both sides of intermediate layer, graphene oxide, linear low density polyethylene resin, spherical alumina and polypropylene resin.

LIU L, LIU Y