国家/地区 中国（5） 世界知识产权组织（5） 欧洲专利局（EPO）（4） 巴西（2） 韩国（2）
IPC部 B（7）
IPC大类 B32（7）
IPC小类 B32B（7）
IPC B32B027/32（7） B32B027/36（5） B32B007/12（4）
B32B027/08（4） B65D065/40（3） B32B027/10（2）
B32B027/16（2） B32B027/18（2） B32B027/30（2）
B32B029/00（2） B32B038/00（2） B65D005/00（2）
C01B032/18（2） C08J005/18（2） C08J007/04（2）
发明人 WAHLBERG J（2）
公开年 2022（7）
申请年 2021（7）
专利权人 TETRA LAVAL .（2）

Producing oxygen barrier material for packaging material involves providing and forwarding substrate material web, providing aqueous composition comprising graphene oxide comprising monolayer flakes of graphene oxide, and coating aqueous composition of graphene oxide onto substrate material web.

BERLIN M, WAHLBERG J, GUIDETTI G

Preparing aqueous composition of reduced graphene oxide used for producing gas-barrier coated material, by providing aqueous dispersion comprising graphene oxide, providing aqueous dispersion of nanocellulose compound, providing aqueous solution of reducing agent, and mixing aqueous dispersions.

WAHLBERG J, OESTLUND M

Propylene polymer based composite film useful in packaging material has different layers comprising propylene polymer and propylene impact copolymer, propylene impact copolymer having elastic part forms dispersed strip-shaped rubber phase.

XU M, ZHANG S, GAO D, BAI Y, XU K, REN Y, LIU J, QUAN H, DONG M, ZHANG Q, CHOU B, LYU Y, SHAO J, LV Y, RUNWAY, BAIGER C, LIU Y

Processing technology of medicinal composite film based on temperature-sensitive technology comprises e.g. coating adhesive on one side of polyester film layer to form first adhesive layer, compounding polyvinylidene chloride film layer with first adhesive layer, and curing.

ZHOU S, ZHANG C, GU S

Aging-resistant packaging bag comprises a poly(ethyl benzene-1,4-dicarboxylate) alumina layer, first adhesive layer, nylon film layer, second adhesive layer and polyethylene layer.

HUANG Y

Multilayered flexible package useful in packaging systems for food, cosmetic, nutraceutical or pharmaceutical products, comprises polymeric coating comprising dispersion of antioxidant particles.

RIVA M, VACCA P, FIDECKA K, FIDECA C

Container e.g. rigid container, flexible pouch and unit dose capsule for storing cleaning composition and personal care products, comprises film substrate comprising graphene or its derivative, and adhesive.

MURALIDHARAN G, PATHAK G, RAMACHANDRAN R K