国家/地区 中国（5）
IPC部 B（5）
IPC大类 B29（5）
IPC小类 B29D（5）
IPC B29D007/01（5）
发明人
公开年 2023（5）
申请年 2022（4） 
专利权人

High-barrier packaging material used for packaging articles such as medicine, comprises aluminum foil, polyethylene (PE) adhesive layer, barrier layer, PE adhesive layer, substrate and PE film, where barrier layer comprises ethylene-vinyl alcohol copolymer, and acetylated chitosan nanofiber.

ZHU H, JIN W, GAO Y, TAO J, ZHANG D, LIN W

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