国家/地区 巴西（10）
IPC部 C（10）
IPC大类 C01（10） B82（5） C08（4）
B01（3）
IPC小类 C01B（10）
IPC C01B032/192（10）
发明人 CASALINI A（2） FELISARI R（2） VALENTINO O（2）
公开年 2021（3）
申请年 2021（3）  2016（2） 
专利权人 VERSALIS SPA（2）

Production of porous N-graphene doped with nitrogen atoms, by adding polyallylamine hydrochloride to water, adding graphite oxide to water, exfoliating graphite oxide dispersion, adding polyallylamine solution to dispersion, transferring mixture to autoclave, and mixing with potassium hydroxide.

MACHADO RONCONI C, DOS SANTOS T C, CARNEIRO J W D M, MOREIRA DA SILVA A F, TAVARES DA COSTA L, GROHS RIBEIRO M

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

Production of polymeric nanocomposite for use in mining industry, involves producing and pre-exfoliating of two-dimensional carbon nanomaterial from graphite oxide paste which comprises pre-exfoliation and simultaneous reduction.

AMURIN L G, MARCOS DANIEL VOZER F, SILVA G G, FERREIRA F L Q, SOARES P H V, SANTOS B F, MIRANDA D C D, VALERIANO J C S, FELISBERTO M D V, MARCOS D V F

Three dimensional nanostructured reduced graphene oxide used as adsorbent material in industrial, pharmaceutical, medical and/or agribusiness sectors, comprises self-supporting solid three-dimensional structure and apparent pores.

DE SOUZA GOMES R, NEVES FERNANDES A, THESING A, FERREIRA LEITE SANTOS J

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

Heterogeneous catalyst based on chemically modified graphene films for degrading organophosphates diethyl 2,4-dinitrophenyl phosphate and diethyl 4-nitrophenyl phosphate, is produced through dip coating, spin coating and layer coating.

GORGATTI ZARBIN A J, SILVA FONSACA J E, HOSTERT L, SOUZA ORTH E

Formation of graphene-based material used as supercapacitor electrodes, involves treating mixture comprising etchant and graphene oxide sheets, dispersing holey sheets into solvent and treating dispersion.

DUAN X, XU Y, HUANG Y

Preparation of reduced graphene for e.g. flexible electronics involves heating expandable graphite under conditions sufficient to form expanded graphite comprising oxygen-containing groups, and contacting with carbon monoxide.

CZAJKA M, SHANKS R, HUGEL H

Synthesis of nano-structured polymers containing graphene involves reacting graphite oxide containing bound oxygen dispersed in solvent by ultrasounds, with vinyl monomer and vinyl aromatic monomer, in presence of strong inorganic acid.

GOFFREDI G, LONGO A, VALENTINO O, FELISARI R, CASALINI A

Producing nano-scaled graphene platelet, useful in thermoplastic polymer nanocomposite composition, comprises contacting graphite material with molecular/atomic oxygen to obtain precursor, and chemically or physically reducing the precursor.

FELISARI R, VALENTINO O, CASALINI A