国家/地区 中国（9）
IPC部 C（8） H（2）
IPC大类 C01（3） C04（2） H01（2）
IPC小类 C01B（3） C04B（2）
IPC C04B028/04（2）
发明人 XING F（9）
公开年 2021（6） 2022（3）
申请年 2021（9）
专利权人 UNIV SHANDON.（6） UNIV SHENZHE.（2）

Extracting high-purity stevioside from Stevia rebaudiana comprises adding water to Stevia rebaudiana dry leaves, extracting, adding flocculating agent and boric acid-modified graphene oxide to stevioside extracting solution for adsorption and adding acidic solution for desorption.

XING W, XING F

Composite material with improved working mechanics and durability comprises cement and hyper branched graphene oxide.

XING F, LUO Q, LONG K, ZHANG X, XU P, LONG W

Graphene oxide composite cement-based gel material comprises silicate cement, graphene oxide and water reducing agent, preferably polycarboxylic acid water reducing agent.

ZHANG J, XU P, XING F, DONG B, LUO Q, FENG G, XIE J, ZHANG X, LONG W

Preparation method of graphite-phase carbon nitride-graphene lithium-sulfur battery anode material, involves coating obtained positive electrode slurry on aluminum foil current collector to lithium sulfur battery anode material.

HAN X, JI G, TIAN J, XING F

Method for preparing graphene material used in graphene-based micro-nano electronic device research, involves placing copper foil in quartz tube, reacting with hydrogen gas and methane, cooling, coating layer of poly(methyl methacrylate), etching, and removing poly(methyl methacrylate) with acetone.

JI G, XING F

Preparing graphene powder by aqueous phase-enhanced exfoliation method, involves opening interlayer of flake graphite under action of concentrated sulfuric acid, and oxidant.

XING F, WU T, LI Z, HAN X, JI G, TIAN J

Preparing graphene glass involves cleaning glass substrate with hydrochloric acid, acetone, isopropanol, ethanol and pure water, ultrasonically cleaning, using inert gas and nitrogen, drying, and placing in high-temperature tubular furnace.

XING F, LI Z, WU T, HAN X, JI G, TIAN J

Preparation of superconductive easily dispersible graphene powder used for preparing conductive plastic by modifying graphene powder.

XING F, WU T, LI Z, HAN X, TIAN J, JI G

Preparing graphene-based two-dimensional heterojunction involves stripping the hexagonal boron nitride single crystal onto the silicon wafer coated with thermal oxide, and peeling of graphene to a polymer press plate.

XING F, JI G, LI Z, WU T, HAN X, TIAN J