国家/地区 中国（14）
IPC部 C（14）
IPC大类 C01（14） B82（3）
IPC小类 C01B（14）
IPC C01B031/04（14）
发明人 ZHAO C（14）
公开年 2014（6） 2015（4） 2016（3）
申请年 2014（5）  2015（4）  2016（2） 
专利权人 SHANDONG YUH.（6） UNIV EAST CH.（3）

Growing method of graphene film on insulating substrate used for electrical or electrochemical device comprises preparing oxidized aqueous graphene solution containing weak acid, adding insulating substrate, hydrothermal reacting and drying.

ZHAO C, WANG S, SHAO X, MA Y, ZHAO L, QIAN X

Preparation of graphene oxide sheet involves cooling concentrated sulfuric acid, adding successively graphite, potassium permanganate and sodium nitrate, heating, stirring, centrifuging and drying.

TAN G, XIA A, ZHAO C, REN H

Preparing porous graphene comprises taking organic material containing carbon-hydrogen-oxygen and inorganic salt, mixing organic material containing carbon-hydrogen-oxygen and inorganic salt to obtain mixture, and heating the mixture.

MIN Y, ZENG W, ZHAO C, YUAN C

Graphene, useful in graphene hydrosol and graphene powder, prepared by subjecting graphite to electrochemical plugging layer peeling off, to obtain electrolyte, and dispersing in electrolyte electrochemical plugging layer peeling off.

CHEN Y, MIAO X, WANG Y, YOU W, ZHAO C, GU S

Synthesizing graphene oxide by oxidizing graphite powder using concentrated sulfuric acid and potassium permanganate, conducting low-power ultrasonic-assisted stripping reaction, adding hydrogen peroxide solution, and washing product.

TAN W, WU A, ZHOU C, ZHAO C, ZHOU W, SU Z, ZHOU T

Preparing graphene dispersion involves adding graphene and dispersing agent to solvent and mixing, evenly dispersing mixture in dispersing device, mixing mixture in electric mixer, adjusting temperature of cooling system to obtain product.

CHEN X, LI H, LI T, WANG Y, WANG Z, YI J, ZHAO C, DONG H

Preparation of graphene involves contacting metal and composition containing graphene oxide under conditions sufficient to reduce portion of graphene oxide to graphene.

ZHAO C, MIN S, DONG X, QIAN X

Batch preparation of graphene powder comprises using graphene colloidal solution flocculation flotation reagent as electrolyte, quick floating graphene in the solution, and preparing graphene powder.

CHEN X, WANG S, WANG Y, ZHANG B, ZHAO C, XIAO S, DONG H

Preparing graphene comprises reducing graphene oxide using iron powder and hydrochloric acid complex reduction system, where the graphene is in powder form.

CHEN X, WANG S, WANG Y, ZHANG B, ZHAO C, XIAO S, DONG H

Graphene oxide reduction by adding solution of halogen in organic solvent to aqueous dispersion of graphene oxide and ultrasonically dispersing, adding hydrohalic acid and refluxing, and hot-filtering, washing, and drying.

CHEN X, WANG S, WANG Y, ZHANG B, ZHAO C, XIAO S, DONG H