国家/地区 印度（11）
IPC部 C（11）
IPC大类 C01（11） B82（5） H01（5）
B01（3） C08（3） H05（2）
IPC小类 C01B（11）
IPC C01B032/19（11）
发明人 KUMAR N（2）
公开年 2021（11）
申请年 2020（7）  2019（4） 
专利权人

Manufacture of graphene nanosheets used for optoelectronic device, involves stirring mixture containing distilled water and paper waste, filtering, soaking obtained residue in mixture of methanol, ethanol and distilled water, heating, pyrolyzing, ball-milling obtained amorphous carbon and pyrolyzing.

PANDEY S, KARAKOTI M, DHALI S, TEWARI C, SAHOO N G

Preparing graphene based on mixed inorganic acid solvent by e.g. pre-treating raw material graphite powder, preparing mixed inorganic acid solvent, performing graphene peeling treatment, and extracting graphene product from graphene mixture.

QIAN X, MA C

Synthesizing graphene oxide flakes involves heating neat form of seedlac or its derivatives under inert atmosphere having gas flow rate to obtain functionalized graphite oxide, and heating functionalized graphite oxide.

CHOUDHARY S K, PRAMANIK C, KUMAR N, GHOSH S

Preparing anthraquinone modified graphene flakes in solvent free method by surface functionalization of anthraquinone at graphene flakes, by performing solvent assisted exfoliation of graphite and performing surface functionalization of graphene flakes with anthraquinone by high energy ball milling.

PANDIAN K, PAVITHRA S, KALADEVI G, PANDURANGAPPA M

Making flexible electrode by coating slurry of carbon sources and binder on foil, drying followed by pressing to obtain graphite film, coating with mixture of prepolymer and silicone resin followed by curing, peeling off to obtain coating on flexible graphite substrate, and immersing in electrolyte.

SHELKE M V, VEDI K A M

System and realizing band gap opening in graphene, used to induce band gap in bilayer graphene, involves e.g. cleaning monolayer of graphene sheet on copper foil and cutting, stacking two graphene sheets together, and rolling stacked sheets.

KUMAR B

Electromagnetic shield for electromagnetic interference shielding devices and materials, comprises substrate, conductive additive, and binder incorporated with the conductive additive and deposited on the substrate.

KANER R B, ELKADY M F, KAVANAUGH J, LAINE S, LKADIMACHEREF, JACK K

Eco-friendly process of producing defect-free, high specific surface area graphene by aqueous-based exfoliation, comprises e.g. dissolving sodium cholate in distilled water by stirring, shear mixing of exfoliated graphene worms and drying.

GEDELA V, NUGURU R

Exfoliating graphene flakes from graphite sample by compressing a graphite sample in an electrochemical reactor, and applying a voltage between the graphite sample and an electrode in the electrochemical cell.

ROSCHER S

One-pot (an electrochemical cell) and two steps electrochemical method for synthesizing graphene oxide (GO) and graphene oxide-metal composites including GO/copper, GO/iron, GO/cesium and GO/lanthanum.

SRIVASTAVA V C, KUMAR N