国家/地区 世界知识产权组织（5）
IPC部 B（5）
IPC大类 B65（5）
IPC小类 B65D（5）
IPC C08K003/04（3） B32B027/08（2） B32B027/10（2）
B32B027/16（2） B32B027/32（2） B32B027/36（2）
B32B029/00（2） B65D005/00（2） B65D065/38（2）
B65D081/24（2） C01B031/04（2） C01B032/18（2）
C01B032/198（2） C08K009/06（2）
发明人 WAHLBERG J（2）
公开年 2022（2）
申请年 2021（2） 
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

Synthetic barrier material for packaging film, comprises light-cured photopolymer and graphene nanoplatelets, which are arranged in parallel alignment in light-cured photopolymer.

BROUGHTON S, JULIUSSEN G, MALIK Q, QASIM M

Graphene compound for barrier element and clear packaging for product comprises optionally functionalized graphene directly bonded to nitrogen-containing compound.

ZHENG S

Oxygen-barrier waterproof sealing film for e.g. precision instrument, is formed by coating paste obtained by mixing silane-modified graphene oxide nanoribbons and ethylene-vinyl acetate copolymer as raw material components on substrate.

CAO N, LIN J, ZHENG Y