国家/地区 加拿大（7）
IPC部 C（7）
IPC大类 C01（7） C08（2）
IPC小类 C01B（7）
IPC C01B032/198（7）
发明人 BREUERS V（2） HIYONATH H（2） HOENIG J（2）
HONIG J（2） LEICH V（2） PERENA B（2）
REICHVALERY（2） SUAREZ S R（2） SUAREZ SANCHEZ R（2）
VU T（2） VU T T（2）
公开年 2022（7）
申请年 2020（3）  2021（3） 
专利权人 EVONIK OPERA.（2）

Preparing graphene oxide used in rubber antimicrobial article such as glove, cot, catheter and glove, comprises subjecting graphite aqueous dispersion to exfoliation step by high shear mixing and to oxidation step with oxidizing agent chosen from hydrogen peroxide.

ASSANELLI G, NOTARI M, SERBOLISCA L, GALIMBERTI M S, CANDIANI G

Changing conformation of nanomaterial electrolyte used in drug delivery device, involves providing nanomaterial electrolyte in aqueous medium, and subjecting mixture to change pH, ionic strength, temperature, pressure, sonication, and light.

CALDEIRA FERRAZ DA COSTA M, CASTRO A H D, SPOLON MARANGONI V, CALDEIRA F D C M, SPOLON M V

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 reduced graphene oxide from Kish graphite comprises provision of Kish graphite, intercalation of graphite with persulfate salt and acid at room temperature, and expansion of intercalated Kish graphite at room temperature.

VU T T, ARENAS VIVO A, NORIEGA PEREZ D, SUAREZ SANCHEZ R, ARENAS V A, NORIEGA P D, SUAREZ S R, VU T, BIVOANA A, NORIEGAPEREZ D

Manufacture of expanded graphite for forming exfoliated graphene oxide, involves adding iron(III) salt to mixture containing potassium manganese oxide, graphite and sulfuric acid/phosphoric acid to form solid graphite-intercalated compound, separating obtained compound and heating.

CHEN A, SALVERDA M, THIRUPPATHI A R, SIDHUREDDY B, RAHMATI F

Nanoparticle composition useful as a lubricant additive in a lubricating oil composition, comprises at least one graphene nanoparticle, at least one polymer, at least one silane compound, and at least one base fluid.

BREUERS V, NESS D, WIEBER S, LEICH V, HOENIG J, HAGEMANN M G, WOMBACHER W, DAESCHLEIN C, HONIG J, DASCHLEIN C, PERENA B, BIBER S, REICHVALERY, HIYONATH H, HAGEMANN M, NIESS D

Functionalization of graphene material used as e.g. filler, corrosion protection in coatings and active material and electrode material in batteries, involves partially reacting graphene material with at least one silane while silane or silanes are mixed with graphene material.

LEICH V, HOENIG J, TEICHMANN J, BLANKSHIM S, SCHUMANN S, BREUERS V, STENNER P, HOENIG J, HONIG J, REICHVALERY, HIYONATH H, JULIAN T, BLANKSIMZILPHIA, SCHMANSTEPHEN, PERENA B, STENERPATRICK