国家/地区 中国（35）
IPC部 C（35）
IPC大类 C01（35） C25（4） H01（4）
H05（3） B02（2） B82（2）
IPC小类 C01B（35）
IPC C01B032/19（35）
发明人 LIU Z（35）
公开年 2021（11） 2020（7） 2022（6） 2017（3） 2023（3） 2016（2） 2019（2）
申请年 2020（14）  2022（7）  2021（5）  2017（4）  2016（2）  2019（2） 
专利权人 UNIV GUANGXI.（5） NINGBO INST .（3） SHANDONG HUA.（3） UNIV NORTHEA.（3）
CUI H（2） INST COAL CH.（2） SUN J（2） UNIV QINGDAO.（2）

Preparing graphene-activated metal oxygen evolution electrocatalyst for preparing hydrogen, by using graphite-based material as electrode in two-electrode system, and solution containing sulfate ions as electrolyte, applying voltage, freeze-drying graphene, drip-coating on metal electrode and drying.

HOU Y, LIU Z

Preparation of multilayer self-fused graphene heat conducting film involves preparing pre-reduced graphene oxide slurry, pouring substrate, coating to form film, drying, stacking, graphitizing under argon atmosphere, and rolling.

KONG Q, TAO Z, YANG S, LIU Z

High temperature continuous reduction device of graphene oxide film comprises base, where upper end face of base is fixedly connected with supporting columns, which are symmetrically arranged, one end of supporting column far away from base.

LI Z, LIU Z, GAO Y, XIE D, JIANG D, FENG Y, ZHU Y

Auxiliary preparation device of graphene film coiled material used in electrolytic device, comprises first supporting part sleeved on second supporting part, where one side of first part close to second part is used for coating graphene.

QU Y, TANG R, JI L, CUI G, SUN X, LIU Z

Coating method of primary coating forming reduced graphene oxide thick film by using electronic device, involves using low-viscosity graphene oxide slurry to simultaneously satisfy conditions that solid content is in specific range and viscosity is in specific range.

LV J, LIU Z, CAI J

Preparing graphene by exfoliating graphite-type material by confinement electrochemical method, comprises preparing mixed electrochemical stripping solution, wrapping confined metal, pre-stripping at constant voltage, filtering and washing exfoliated graphite material and freeze-drying.

LIU W, FU H, SUN Y, LIU Z, YIN J, HU L, SHI Z, GAO B

Manufacturing graphene heat-dissipating film coil, comprises taking graphene oxide cake material and dispersing in deionized water, obtaining aqueous ammonia, coating graphene oxide slurry on substrate by coating machine, carrying out carbonization, and graphitizing.

LIU Z, XU P, WU L, HU F, ZHANG Z, WANG H

Preparation of graphene nanopores for, e.g. biosensors, involves preparing graphene, transferring to silicon nitride chip with pores to form graphene suspended membrane structure, controlling defect density, reducing breakdown voltage, and crushing film by setting increasing pulse current.

TIAN J, GUO H, LIU Z

Preparing high purity graphene prepared by using trash as raw material involves pre-treatment, heating mixture of trash-containing polymer with main components to generate cross-linking reaction to obtain intermediate product.

ZHANG J, HUANG Y, LIU Z, YAN H, SHANG H, YANG G, LU G, MA X, XIE R, ZHAO Y, CUI H

Integrated, self-supporting silicon oxide/carbon nano tubes/graphene composite film used as lithium-ion battery cathode comprises silicon oxide, single-sheet graphene and carbon nano tubes.

TIAN X, ZHU Q, LIU Z, XU B