国家/地区 中国（8）
IPC部 B（8） C（8）
IPC大类 B65（8） C08（8） B29（3）
B32（3） C09（2）
IPC小类 B65D（8）
IPC C08L005/08（8）
发明人 ZHAO Y（2）
公开年 2023（3） 2022（2）
申请年 2022（3）  2020（2）  2023（2） 
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

High ductility and high temperature resistant composite food packaging film useful for food packaging or food preserving, comprises modified composite film layer which is base modified film layer, maleic anhydride graft polyethylene resin film middle layer and polyethylene outer film layer.

CHEN C

Preparing film used as antibacterial packing material or slow-release drug-carrying material by adding carboxymethyl chitosan and graphene oxide solution to triphosphoric acid, adding gelatin solution, adding into plate and drying film.

ZHAO Y, LI Y, LI F, XIE D, LI C

Improving film substrate gas barrier characteristics, comprises preparing cellulose acetate and glycerol solution, combining with graphene oxide nano sheet, and preparing transition metal oxide nano-particles.

LV Y, TAO Y, CHENG Y, LU J, WANG H, ZHOU H, DU J

Preparing sandwich chitosan-based antibacterial composite film with reduced graphene oxide immobilized nano-silver for food packaging, involves washing, drying, pulverizing, and ball milling the corn stalks to obtain corn stalk powder.

WANG X, GU B, JIANG Q

High-barrier breathable flexible packaging bag comprises polylactic acid micro-porous film, chitosan, glutaraldehyde, modified graphene oxide, polyethyleneimine, potassium tetrachloropalladate, and polyallylamine hydrochloride.

YANG B, ZHAO Y, DING H

Packaging material contains polypropylene, silica, magnesium oxide, oleamide, diffusing agent, chitosan, nanocellulose, graphene oxide, active manganese dioxide, calcium carbonate, silane coupling agent, antioxidant and titanium dioxide.

JIAO G P, QI J, FANG X