国家/地区 中国（5）
IPC部 B（5） C（5）
IPC大类 B32（5）
IPC小类 B32B（5）
IPC B65D065/40（5）
发明人 CHEN C（2）
公开年 2023（3）
申请年 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

Packaging film comprises e.g. graphene oxide, lignin, corn starch, polybutylene succinate, polylactone, antioxidant, polyethylene, and ethylene glycol.

CHEN C

Preparing graphene composite plastic sheet for milk package, involves modifying surface of bleaching earth with coupling agent, then mixing with acrylate copolymer, adding printing layer matrix composed of polyethylene.

CHEN Q, ZAN H