国家/地区 印度（10）
IPC部 A（10）
IPC大类 A61（10）
IPC小类 C01B（10）
IPC C01B032/182（10）
发明人 DASH P S（2） GHORAI S（2） ROY I（2）
公开年 2021（4） 2020（3）
申请年 2020（4）  2019（2）  2021（2） 
专利权人 TATA STEEL L.（2） UNIV CALCUTT.（2）

Graphene nanocomposite polymeric membrane used as air filtration membrane in high-performance masks and air purifiers, comprises sulfur-doped amine-functionalized silver-linked reduced graphene oxide.

BARDIYA V

Preparing reduced graphene oxide oxide involves dispersing N, N-Dimethylformamide and acetone in P(VDF-HFP) Poly (vinylidene fluoride-co-hexafluoropropylene) solution so as to achieve desired viscosity.

SHANDILYA M, KAUR G A, KUMAR S

Fabric used to make commercial products e.g. textile products in medical applications e.g. aprons and garments, comprises graphene having antimicrobial, antistatic, anti-odor, wicking, thermal cooling and UV protection.

AMIRTHASAMY J B, LAHA A, RAJE V P, CHOUDRY D R, SHUKLA M K, NIGAM P, REKHI S S, BALACHANDRAN V S, NANDY M, GOSWAMI K

Reduced graphene oxide-conducting polymer-polydimethylsiloxane composite used in triboelectric energy harvester contains nanohybrid of reduced graphene oxide and conducting polymer, which is dispersed in a polydimethylsiloxane matrix.

JOHN H, JOSE D, JOSEPH S K, JOHNY J E, VAVACHAN V K, JAYARAJ M K E, SHARON A

Producing graphene doped with nitrogen and sulfur atoms (N,S- DDG) used for doping graphene oxide with nitrogen and sulfur, involves providing microorganisms of halobacteria class which are strictly anaerobic and sulfite-reducing.

IAKIMOV V

Developing blue emitting graphene quantum dots (GQDs) from graphene oxide involves solvothermal cutting of graphene oxide, purifying obtained GQD solution through PTFE membrane and dialyzing filtrate of GQD solution.

GHORAI S, DASH P S, ROY I, DIPANKAR C

Producing blue emitting graphene quantum dots (GQDs) from coal by chemically oxidizing coal in acidic environment, followed by distillation of acid, hydrothermal cutting oxidized coal, purifying through PTFE membrane, and dialyzing.

GHORAI S, DASH P S, ROY I, CHATTOPADHYAY D

Preparing reduced graphene oxide nanoparticles by combustion of a source of carbon under high pressure in the presence of oxygen.

BHASKARWAR A N, ABRAR I

Combating biofouling or controlling microorganisms in aqueous medium by providing surface coated with laser-induced graphene layer in aqueous medium.

ARNUSCH C J, SINGH S P, SARGUNARAJ F, OREN Y, TOUR J M, LI Y

Graphite filter tipped cigarette comprises a filter with fibers segment and tobacco where a graphene adsorption section has wrapping paper composition and is coated with graphene, which is chemically bonded to filter fibers.

WANG G, TANG Y, ZHANG J, ZHANG A, LIU D