国家/地区 欧洲专利局（EPO）（4）
IPC部 B（4）
IPC大类 C01（4） B32（2） B65（2）
B82（2）
IPC小类 C01B（4）
IPC C01B032/18（4）
发明人 WAHLBERG J（2）
公开年 2021（2） 2022（2）
申请年 2021（4）
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

Producing magnetic carbon nanomaterial used in e.g., medical applications by heating electrolyte media, positioning the molten electrolyte media between anode and cathode of electrolytic cell and introducing a magnetic additive component.

LICHT S

Carbon material used as filter for desalination or deionization of solution, comprises carbon-containing layer having opening and solid material provided for covering the opening of carbon-containing layer, where solid material comprises hole communicating with opening.

KATSUMI K, TOSHIO T, YASUSHI S, STEVIC D, KATSUYUKI M, KANEKO K, TAKAGI T, SHIMIZU Y, DRAGANA S, MURATA K, MURADA K