国家/地区 中国（6） 美国（6） 世界知识产权组织（6） 日本（4） 欧洲专利局（EPO）（3） 韩国（3） 澳大利亚（2）
IPC部 B（8）
IPC大类 B01（8）
IPC小类 C01B（8）
IPC C01B032/198（8）
发明人
公开年 2016（8）
申请年 2015（4）  2016（3） 
专利权人

Manufacture of graphene balls involves preparing dispersion comprising graphene oxide, monosaccharide to polysaccharide reducing agent and specified amount of aqueous ammonia, and spray-drying resultant dispersion.

JANG H D, CHANG H K, CHOI J H, JANG H, CHANG H, CHOI J, ZHANG X

Particulate-form composite of iron compound and graphene oxide used as photocatalyst in apparatus for producing hydrogen, comprises iron compound supported on graphene oxide, and preset primary particle diameter.

KINOSHITA I, HASHIMOTO H, ISOBE K, SERA Y, YAMASHITA E, HORIBE T, EIJI Y, HIDEKI H, ISAMU K, KIYOSHI I, TOMOKO H, YOSHIHIKO S

Photocatalyst structure comprises carrier, another carrier which contains graphene oxide and oxidation graphite on carrier, and inorganic oxide particle which consists of titanium oxide, zinc oxide, tungsten oxide and niobium oxide.

NAITO K, SUGAWARA S

Purification of graphene oxide comprises passing graphene oxide solution through cation exchange resin and anion exchange resin.

ZHANG L

Concentrating stabilized solution of graphene oxide having continuous phase, comprises adding absorbent material to solution, and absorbing portion of the phase with material to form solution having higher graphene oxide concentration.

MAJUMDER M, AKBARIVAKILABADI A

Manufacture of polyaniline-reduced graphene oxide composite used as e.g. ink for electromagnetic application, involves mixing graphene oxide dispersion containing emulsifying agent and oligomer solution and oxidizing.

BOCCHINI S, CHIOLERIO A, PORRO S

Synthesis of silica-coated graphene hybrid material used as e.g. filler, involves treating ammonium-activated graphene oxide with solution comprising silica precursor(s), and silane coupling agent(s) to obtain functionalized product.

LIU J, LAW J

Metal oxide-loaded hollow graphene microsphere catalyst useful for oxidation of hydrogen peroxide to degrade organic pollutants in water, is prepared by dispersing graphite oxide in water, adding ascorbic acid, dispersing and reducing.

XU Z, ZHANG G, ZHANG Y