国家/地区 世界知识产权组织（4） 加拿大（2） 韩国（2）
IPC部 C（3） B（2）
IPC大类 C01（3） B01（2）
IPC小类 C01B（3） B01D（2）
IPC C01B032/194（3） C01B032/184（2） C01B032/198（2）
C01B032/23（2）
发明人 SUAREZ SANCHEZ R（4） VU T T（3） MEGIDO FERNANDEZ L（2）
NORIEGA PEREZ D（2） SUAREZ S R（2） VU T（2）
公开年 2022（2）
申请年 2020（4）
专利权人 ARCELORMITTAL（4）

Antiviral filtering material used in antiviral face mask, comprises layer of textile and layer of antiviral coating comprising metallic copper nanoparticles in unoxidized form, graphene oxide or reduced graphene oxide, and bonding matrix.

ALVAREZALVAREZ A, MANJON FERNANDEZ A, SANZ MORAL L M, NORIEGA PEREZ D, RODRIGUEZ GARCIA J, MEGIDO FERNANDEZ L, BOHM S, SUAREZ SANCHEZ R, PEREZ RODRIGUEZ M

Manufacturing self-standing graphene oxide or reduced graphene oxide film used in e.g. medical applications, involves depositing aqueous dispersion, drying wet film, separating polymeric film, placing polymeric film in support frame, showering film with organic solvent and separating film from frame.

MEGIDO FERNANDEZ L, BOTAS VELASCO C, VU T T, SUAREZ SANCHEZ R, MEGIDO F L, BOTAS V C, SUAREZ S R, LAURA M F, CRISTINA B V, VU T

Making graphene oxide from kish graphite comprises e.g. provision of kish graphite, pre-treating kish graphite, intercalation graphite with persulfate salt and acid, expansion of intercalated graphite and oxidatizing expanded kish graphite.

VU T T, SUAREZ SANCHEZ R, SUAREZ S R, VU T, SANCHEZ R S

Preparing reduced graphene oxide from kish graphite involves subjecting provision of kish graphite, pre-treating kish graphite and intercalation of kish graphite is carried out with a persulfate salt and acid at room temperature.

VU T T, NORIEGA PEREZ D, SUAREZ SANCHEZ R