国家/地区 韩国（6）
IPC部 C（6）
IPC大类 C01（6）
IPC小类 C01B（6）
IPC C01B032/23（6）
发明人 ALVAREZALVAREZ A（2） CABANAS C M（2） CABANAS CORRALES M（2）
CABANASCORRALES M（2） LU D（2） VU T（2）
VU T T（2）
公开年 2018（3） 2020（2）
申请年 2018（6）
专利权人 ARCELORMITTA.（2） KOREA RES IN.（2）

Preparing graphene oxide involves preparing oxidation stabilizer solution by stirring acid solution and oxidation stabilizer in reactor, and adding graphite and potassium permanganate to reactor containing oxidizing stabilizer solution.

CHOI J Y, KIM M K, YOO J, CHAE S

Cleaning of graphene oxide involves adding a cation to a graphene oxide solution containing graphene oxide and filtering the graphene oxide solution, and removing cation from the graphene oxide solution to obtain final product.

YANG W S

Producing expanded graphite used for producing high purity graphene, comprises mixing graphite with acid to perform acid treatment, introducing expansion agent including sulfur oxoacid and metal halide, and expanding by applying microwaves.

LEE S S, AN K, LIM J, MYUNG S, SEOG S, LEE Y B

Making graphene oxide used e.g. cooling reagent, comprises pre-treating kish graphite comprising sieving step, flotation step, acid leaching step and optionally washing and drying kish graphite, and oxidizing pre-treated kish-graphite.

VU T T, CABANAS CORRALES M, ALVAREZALVAREZ A, CABANAS C M, VU T, CABANASCORRALES M, LU D

Manufacturing reduced graphene oxide for deposition on metallic substrate, involves using kish graphite, pre-treating kish graphite, sieving kish graphite which is classified by size, removing kish graphite, flotating with kish graphite.

VU T T, CABANAS CORRALES M, ALVAREZALVAREZ A, VU T, CABANASCORRALES M, CABANAS C M, LU D

Producing graphene useful for producing patterns, products and devices, comprises flash annealing liquid-phase fluid containing graphene grains contained in vessel.

LEE J O, SOO S C, SUN S L, SUN H J, TAE G K, GEON H L, SEUL G J