国家/地区 中国（5）
IPC部 B（5）
IPC大类 B65（5） C09（5） B32（4）
C08（3）
IPC小类 B65D（5）
IPC C09D007/61（5）
发明人
公开年 2021（2） 2023（2）
申请年 2022（2） 
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

Producing food packaging barrier film used for consumers to clearly see content of packaged goods, involves providing base film, depositing inorganic laminated film on surface of base film, where inorganic laminated film includes at least one first and second inorganic material deposition layer.

CHEN C, TSAO C, LIAO T, LIAO T C, TSAO C C, CHEN C H, CHEN Z, CAO J, LIAO D

Preparing multi-layer composite barrier film used as packaging material, by configuring polyetherimide/graphene oxide mixed solution, removing excess polyetherimide by suction filtration, re-dissolving polyetherimide/reduced graphene oxide mixture in solvent, and using layer-by-layer sol-gel method.

ZENG Q, LONG L, HE C, DU X, DING Z, YIN C

Secondary battery pouch film comprises sealant layer, adhesive layer formed on sealant layer, primer layer formed on adhesive layer, core layer formed on primer layer and surface layer, where at least one above-mentioned layer has graphene.

HEO C H, PARK Y S, KANG T W, HEO C, PARK Y, KANG T, HEO J H, SOON P Y, KANGTAEWOON

Preparing flexible packaging film involves forming graphene-silane coating solution, coating surface of aluminum alloy foil with prepared graphene-silane coating solution, and after drying, coating surface of aluminum alloy foil.

XU B, WU H, TAN Z