国家/地区 中国（13） 韩国（7） 美国（6） 世界知识产权组织（3） 欧洲专利局（EPO）（2） 日本（2）
IPC部 C（20）
IPC大类 C25（20）
IPC小类 C25D（20）
IPC C25D009/04（20）
发明人
公开年 2018（4） 2020（4） 2016（3） 2021（3） 2017（2） 2022（2）
申请年 2016（4）  2017（3）  2021（3）  2015（2）  2020（2）  2022（2） 
专利权人

Method for preparing high temperature and anti-oxidant graphite product coating used in fuel cell comprises e.g. removing oil for polar plate, using polar board as working electrode, preparing polymer passivation layer on polar plate by cyclic voltammetry and passing in inert gas containing hydrogen.

WANG X, WANG L, JIA D

Preparing highly conductive and corrosion-resistant polymer complex coating useful in fuel cell vehicles comprises depositing graphene oxide coating on surface of metal substrate, and depositing a polyaniline/carbon nano-tubes complex coating on surface of graphene oxide coating.

ZHOU M, TAN X, LU Q, WANG N, ZHENG N, FENG S, XIA D, YANG G, ZHAO C, YANG H, CUI C, XU L

Method for preparing graphene conductive polymer coating on surface of bipolar plate, involves chemically modifying graphene oxide and graft anionic functional groups to prepare aqueous dispersion of modified graphene oxide.

LI J

Producing composite material used for e.g., electrocatalysis by impregnating a two-dimensional (2D)-material based aerogel with impregnation solvent, performing a solvent/water exchange, performing precursor diffusion and passing a current.

YANG W, MOISSINAC F, BARG S, BYUN J J, FRANCIS M, BARGZUELEN, GRADE S

Modifying surface of titanium substrate useful for fuel cell, involves performing ultrasonic treatment to titanium substrate, placing into vacuum box, performing anode activation, cleaning with organic solvent, and depositing graphene oxide.

ZHAN Y, YAN H, HAO C, HUANG T, YANG M

Preparing flexible silicon carbide/graphene/manganese dioxide porous nano composite material, and solid supercapacitor used in textile wearable power supplies, involves placing ion membrane between two electrodes, laminating, and drying.

CHEN Y, ZHANG X

Graphene-doped manganese oxide carbon cloth-based flexible composite electrode preparation involves adding graphene to aqueous solution of dispersant graphene water dispersant, and ultrasonically dispersing to obtain mixed solution.

YE Z, WU K, LI D, PENG X

Preparation of positive electrode material for flexible supercapacitor, involves preparing electrolyte, electrodepositing petal-shaped nickel-cobalt-sulfur compounds on graphene foam substrate, drying electrode material and cooling.

SHEN Z, ZHANG C, LAI L

Manufacture of sulfur-doped graphene used for bifunctional electrochemical catalyst, involves mounting graphite foil and platinum wire in solution of sulfuric acid, electrolyzing to obtain sulfur-doped graphene, and heat-treating.

SHIM J H, LEE J H

Preparing metal oxide-doped graphene used for field effect transistor, and in p-type semiconductor, comprises e.g. depositing graphene on first substrate, and transferring deposited graphene onto second substrate to form graphene electrode.

KYU K E, SOO P C