国家/地区 美国（22）
IPC部 B（22）
IPC大类 B01（22）
IPC小类 C01B（22）
IPC C01B032/23（22）
发明人 HU M（3） MI B（3） KIM S（2）
公开年 2016（5） 2021（5） 2017（4） 2018（2）
申请年 2016（5）  2015（3）  2020（3）  2012（2）  2014（2）  2019（2）  2021（2） 
专利权人 UNIV MARYLAN.（3）

Water separation membrane used for water purification for military operation missions and for humanitarian relief to disaster-ridden, comprises support substrate and graphene oxide membrane, graphene oxide membrane including graphene oxide nanosheet bonded to adjacent graphene oxide nanosheet.

HU M, MI B

Synthesis of graphene oxide used for manufacturing membrane, involves mixing sulfuric acid and phosphoric acid, adding graphite powder, potassium permanganate and hydrogen peroxide, cooling mixture, diluting mixture with hydrochloric acid solution, and centrifuging.

ALKHOUZAAM A A, QIBLAWEY H

Composition used to remove persistent organic pollutant from water supply, and remove heavy metal from water supply comprises zeolite substrate, and nanosheets comprising graphene oxide and/or reduced graphene oxide and is adhered to zeolite substrate.

ZHANG Y, MANJILI M, GARMAN D, DA SILVA M R Q

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

Low-viscosity graphene oxide slurry useful in sensor element, photoelectric, energy material, comprises graphene oxide slurry.

LU J, ZHOU B, ZHOU R, LI F, FUCHUN Z, LENGJIE Z

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

Manufacture of graphene used for forming e.g. seawater desalination filter, involves preparing mixture by mixing expanded graphite and liquid nitrogen, and applying ultrasonic waves to mixture, under specified conditions.

NA H S, KIM J Y, LEE M S, CHOI Y W, HOSEONG N

Filtration apparatus useful for synthesizing a water purification membrane, comprises a support substrate, and a graphene oxide membrane including many graphene oxide sheets, disposed on the support substrate.

MI B, HU M

Creating a water separation membrane for e.g. water purification by depositing a set of graphene oxide nanosheets via a layer-by-layer assembly and bonding the set of graphene oxide nanosheets with each other and with a support substrate.

MI B, HU M

Fractionating and isolating components of oxidized graphene material, comprises fractionating system, of graphene oxide, solvent and water, creating two phases of water and solvent-in-water emulsion phases, and recovering graphene material.

ADAMSON D H, KUMAR H