CN112064084A - Preparation method of metal monoatomic titanium suboxide electrode - Google Patents

Preparation method of metal monoatomic titanium suboxide electrode Download PDF

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CN112064084A
CN112064084A CN202010784332.9A CN202010784332A CN112064084A CN 112064084 A CN112064084 A CN 112064084A CN 202010784332 A CN202010784332 A CN 202010784332A CN 112064084 A CN112064084 A CN 112064084A
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titanium
metal
electrode
electrochemical deposition
titanium suboxide
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CN112064084B (en
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朱云庆
范玥
牛军峰
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Shaanxi University of Science and Technology
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    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D9/00—Electrolytic coating other than with metals
    • C25D9/04—Electrolytic coating other than with metals with inorganic materials
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
    • C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
    • C02F1/46104—Devices therefor; Their operating or servicing
    • C02F1/46109—Electrodes
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
    • C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
    • C02F1/467—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection; by electrooxydation or by electroreduction
    • C02F1/4672—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection; by electrooxydation or by electroreduction by electrooxydation
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
    • C23C4/04—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge characterised by the coating material
    • C23C4/10—Oxides, borides, carbides, nitrides or silicides; Mixtures thereof
    • C23C4/11—Oxides
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
    • C23C4/12—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge characterised by the method of spraying
    • C23C4/134—Plasma spraying
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D5/00—Electroplating characterised by the process; Pretreatment or after-treatment of workpieces
    • C25D5/18—Electroplating using modulated, pulsed or reversing current
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D5/00—Electroplating characterised by the process; Pretreatment or after-treatment of workpieces
    • C25D5/34—Pretreatment of metallic surfaces to be electroplated
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
    • C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
    • C02F1/46104—Devices therefor; Their operating or servicing
    • C02F1/46109—Electrodes
    • C02F2001/46133—Electrodes characterised by the material
    • C02F2001/46138—Electrodes comprising a substrate and a coating
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00—Nature of the contaminant
    • C02F2101/30—Organic compounds
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2305/00—Use of specific compounds during water treatment
    • C02F2305/02—Specific form of oxidant
    • C02F2305/026—Fenton's reagent

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Abstract

The preparation method of the metal monoatomic titanium suboxide electrode comprises the following steps; titanium suboxide is put into a powder feeder of plasma spraying equipment and is sprayed by a spray gun; putting the titanium carrier into a plasma spraying room, setting a spraying program, and spraying to obtain a titanium suboxide electrode; dissolving a metal salt in deionized water to obtain a metal precursor salt solution; adding the obtained metal precursor salt solution into an electrochemical deposition pool; putting a titanium suboxide electrode and a titanium anode into an electrochemical deposition pool, and adjusting the distance between polar plates; and introducing pulse current into the electrochemical deposition pool, then washing with deionized water, and then drying to obtain the electrocatalytic hydrogen peroxide generation electrode loaded with metal monoatomic ions. The method prepares the metal monoatomic electro-catalytic electrode material by taking the surface oxygen defect of the titanium suboxide as an active site through an in-situ pulse electro-reduction method, realizes the monoatomic dispersion and fixation of metal atoms by utilizing the defect site, and obtains the electro-catalytic hydrogen peroxide generation electrode with high activity and high stability.

Description

Preparation method of metal monoatomic titanium suboxide electrode
Technical Field
The invention relates to the technical field of water treatment, in particular to a preparation method of a metal monoatomic titanium suboxide electrode.
Background
The Fenton oxidation technology is a traditional advanced oxidation technology, and utilizes ferrous ions to catalyze hydrogen peroxide to generate hydroxyl radicals with strong oxidizing property, so that pollutants in water can be efficiently decomposed and removed. However, in the practical application process, the usage amount of the hydrogen peroxide is directly related to the COD of the wastewater, the consumption amount is too high, the treatment cost is higher, and the application of the Fenton technology in the treatment of the wastewater with higher concentration of COD is also limited. In order to solve the problem, researchers develop an electro-Fenton technology, realize the on-line preparation of hydrogen peroxide and participate in the reaction, and become a novel technology with the most advantages. Compared with the traditional Fenton technology, the method has the unique advantages that: (1) hydrogen peroxide is generated in the reaction process, so that the cost is reduced and the manufacturing cost is reduced; (2) secondary pollution cannot be generated; (3) the organic matter decomposition and removal efficiency is high, and the energy consumption is relatively low; (4) the reaction process is simple to control, and automatic control can be realized. The main working principle is as follows:
O2+H++2e→H2O2
in recent years, great researchers at home and abroad strive to obtain hydrogen peroxide production electrocatalysis catalysts with high efficiency and high selectivity through various means, and at present, porous carbon materials and supported noble metals are mostly adopted as catalysts to realize the production of hydrogen peroxide by electrocatalysis oxygen reduction.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention aims to provide a preparation method of a metal monatomic titanium suboxide electrode, which is used for preparing an electrocatalytic electrode material with dispersed metal monatomics by using an in-situ pulse electro-reduction method and taking oxygen defects on the surface of titanium suboxide as active sites, and realizing the monatomic dispersion and fixation of metal atoms by using the defect sites to obtain the electrocatalytic hydrogen peroxide generating electrode with high activity and high stability.
In order to achieve the purpose, the invention adopts the technical scheme that:
the preparation method of the metal monoatomic titanium suboxide electrode comprises the following steps;
a. 3kg of titanium suboxide is put into a powder feeder of plasma spraying equipment;
b. putting the titanium carrier into a plasma spraying room, setting a spraying program, and spraying titanium suboxide by a spray gun to obtain a titanium suboxide electrode;
c. dissolving 1-2kg of metal salt in 50-150L of deionized water to obtain a metal precursor salt solution;
d. c, adding the metal precursor salt solution obtained in the step c into an electrochemical deposition pool;
e. b, putting the titanium anode, the titanium suboxide electrode in the step b and the titanium anode into the electrochemical deposition pool, and adjusting the distance between the electrode plates of the electrodes to be 10-50 cm;
f. and e, introducing pulse current into the electrochemical deposition pool in the step e, then washing the electrochemical deposition pool for 2-5 times by using deionized water, and drying the electrochemical deposition pool at the temperature of 30-60 ℃ to obtain the metal monatomic sub-oxidation state electrode.
In the step b, the working voltage of the spray gun is set to be 20-85V, and the working current is set to be 200-800A.
In the step b, the titanium carrier is a titanium plate, a titanium mesh, porous titanium or a foamed titanium plate.
In the step b, before the titanium suboxide is sprayed on the surface of the titanium carrier, the titanium carrier is subjected to sand blasting, acid treatment and washing.
In the step d, the metal salt is copper sulfate, copper nitrate, copper chloride, copper acetate, chloroauric acid, chloroplatinic acid or gold chloride.
In the step f, the current is 5-50A, the voltage is 5-20V, the pulse time interval is 5-20 seconds, and the deposition time is 5-20 minutes.
The invention has the beneficial effects that:
the metal monoatomic subatomic electrode provided by the invention is combined with conductive titanium suboxide through metal atoms, metal atoms are anchored by using defect sites in the subatomic state, the dispersity and the stability of the metal atoms are improved, hydrogen peroxide is produced on line and simultaneously used as a catalyst to participate in reaction, and strong oxidative hydroxyl radicals can be generated without adding ferrous ions as the catalyst, so that organic pollutants in water are decomposed.
Detailed Description
The present invention will be described in further detail with reference to examples.
Example 1
a. 3kg of titanium suboxide is put into a powder feeder of plasma spraying equipment, the working voltage of a spray gun is set to be 20V, and the working current is set to be 200A;
b. after sand blasting, acid treatment and washing, the titanium plate is placed in a plasma spraying room, a spraying program is set, and a titanium dioxide electrode is obtained by spraying;
c. dissolving 1kg of metal salt in 50L of deionized water to obtain a metal precursor salt solution;
d. c, adding the metal precursor salt solution obtained in the step c into an electrochemical deposition pool;
e. b, putting the titanium suboxide electrode and the titanium anode in the step b into an electrochemical deposition pool, and adjusting the distance between the polar plates to be 10 cm;
f. and e, introducing pulse current into the electrochemical deposition pool in the step e, wherein the current is 5A, the voltage is 5V, the pulse time interval is 5 seconds, the deposition time is 5 minutes, then washing for 3 times by using deionized water, and drying at 40 ℃ to obtain the metal monoatomic titanium suboxide electrode.
Example 2
a. 3kg of titanium suboxide is put into a powder feeder of plasma spraying equipment, the working voltage of a spray gun is set to be 40V, and the working current is set to be 500A;
b. after sand blasting, acid treatment and washing, the titanium mesh is placed in a plasma spraying room, a spraying program is set, and a titanium dioxide electrode is obtained by spraying;
c. dissolving 1.5kg of metal salt in 100L of deionized water to obtain a metal precursor salt solution;
d. c, adding the metal precursor salt solution in the step c into an electrochemical deposition pool;
e. b, putting the titanium suboxide electrode and the titanium anode in the step b into an electrochemical deposition pool, and adjusting the distance between the polar plates to be 20 cm;
f. and e, introducing pulse current into the electrochemical deposition pool in the step e, wherein the current is 20A, the voltage is 10V, the pulse time interval is 10 seconds, the deposition time is 10 minutes, then washing for 3 times by using deionized water, and drying at 45 ℃ to obtain the metal monoatomic titanium suboxide electrode.
Example 3
a. 3kg of titanium suboxide is put into a powder feeder of plasma spraying equipment, the working voltage of a spray gun is set to be 85V, and the working current is set to be 800A;
b. b, carrying out sand blasting, acid treatment and washing on the porous titanium in the step b, putting the porous titanium into a plasma spraying room, setting a spraying program, and spraying to obtain a titanium suboxide electrode;
c. dissolving 2kg of metal salt in 150L of deionized water to obtain a metal precursor salt solution;
d. c, adding the metal precursor salt solution obtained in the step c into an electrochemical deposition pool;
e. b, putting the titanium suboxide electrode and the titanium anode in the step b into an electrochemical deposition pool, and adjusting the distance between the polar plates to be 30 cm;
f. and e, introducing pulse current into the electrochemical deposition pool in the step e, wherein the current is 50A, the voltage is 20V, the pulse time interval is 20 seconds, the deposition time is 20 minutes, then washing the electrochemical deposition pool for 5 times by using deionized water, and drying the electrochemical deposition pool at 60 ℃ to obtain the metal monoatomic titanium dioxide electrode.
And (3) experimental verification:
a. the metal monatomic titanium suboxide electrode prepared in example 3 and the titanium anode were placed in an electro-fenton reaction apparatus in a staggered manner;
b. b, introducing a water sample to be treated with COD of 500mg/L into the electro-Fenton reaction device in the step a;
c. b, introducing current into the electro-Fenton reaction device in the step a, wherein the current is 1000A, the voltage is 5V, and the retention time is 1 hour;
d. and (b) blowing oxygen into the electro-Fenton reaction device in the step a, wherein the gas flow is 20L/min.
e. B, collecting an effluent water sample after the electro-Fenton reaction device in the step a continuously operates for one hour, and determining the COD of the effluent water;
f. the COD value of the effluent is less than 50mg/L, and reaches the first level A of the sewage comprehensive discharge standard.

Claims (7)

1. The preparation method of the metal monoatomic titanium suboxide electrode is characterized by comprising the following steps;
a. titanium suboxide is put into a powder feeder of plasma spraying equipment;
b. putting the titanium carrier into a plasma spraying room, setting a spraying program, and spraying titanium suboxide by a spray gun to obtain a titanium suboxide electrode;
c. dissolving a metal salt in deionized water to obtain a metal precursor salt solution;
d. c, adding the metal precursor salt solution obtained in the step c into an electrochemical deposition pool;
e. b, putting the titanium anode and the titanium suboxide electrode in the step b into the electrochemical deposition pool, and adjusting the distance between electrode plates of the electrodes to be 10-50 cm;
f. and e, introducing current into the electrochemical deposition pool in the step e, washing the electrochemical deposition pool for 2 to 5 times by using deionized water, and drying the electrochemical deposition pool at 30 to 60 ℃ to obtain the metal monoatomic subaeration state electrode.
2. The method as claimed in claim 1, wherein the operating voltage of the lance in step a is set to 20-85V, and the operating current is set to 200-800A.
3. The method according to claim 1, wherein the titanium carrier in step b is a titanium plate, a titanium mesh, a porous titanium plate or a titanium foam plate.
4. The method for preparing a metal monatomic titanium monoxide electrode as recited in claim 1, wherein in the step b, the titanium support is subjected to sand blasting, acid treatment and washing before the titanium support is surface-sprayed with titanium monoxide.
5. The method as claimed in claim 1, wherein the metal salt is copper sulfate, copper nitrate, copper chloride, copper acetate, chloroauric acid, chloroplatinic acid, or gold chloride.
6. The method for preparing a metal monatomic titanium suboxide electrode according to claim 1, wherein in step f, the current is 5 to 50A, the voltage is 5 to 20V, the pulse time interval is 5 to 20 seconds, and the deposition time is 5 to 20 minutes.
7. The method of claim 1, wherein the amount of titanium monoxide in step a is 3kg, and 1-2kg of the metal salt in step c is dissolved in 50-150L of deionized water.
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113149156A (en) * 2021-06-07 2021-07-23 陕西科技大学 Preparation method of titanium suboxide DSA anode
CN114162907A (en) * 2021-11-30 2022-03-11 上海交通大学 Monoatomic electrode and preparation method and application thereof

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2479838A (en) * 2009-06-10 2011-10-26 Friedrich Wilhelm Wieland Improved Electrocatalyst for Hydrogen Peroxide Cathodes and Electroplating Process
WO2013141063A1 (en) * 2012-03-23 2013-09-26 株式会社クラレ Catalyst and fuel cell provided with same
KR20170065065A (en) * 2015-12-02 2017-06-13 한국과학기술원 Single Atomic Platinum Catalysts and Their Uses
CN107335435A (en) * 2017-08-01 2017-11-10 中国科学技术大学 A kind of electric fenton catalyst, negative electrode and sewage water treatment method
CN107649124A (en) * 2016-07-25 2018-02-02 中国科学院大连化学物理研究所 A kind of single atomic dispersion noble metal catalyst and its application
CN108505062A (en) * 2018-05-04 2018-09-07 厦门大学 A kind of method that electro-catalysis reduction oxygen generates hydrogen peroxide
CN108911052A (en) * 2018-08-14 2018-11-30 中国科学院过程工程研究所 A kind of doping Asia Titanium oxide electrode and its preparation method and application
CN109126793A (en) * 2018-09-10 2019-01-04 中国工程物理研究院材料研究所 A kind of electrochemical preparation method of monatomic copper elctro-catalyst
US20200112032A1 (en) * 2018-10-03 2020-04-09 University Of Ontario Institute Of Technology Fuel cell catalyst support based on doped titanium suboxides

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2479838A (en) * 2009-06-10 2011-10-26 Friedrich Wilhelm Wieland Improved Electrocatalyst for Hydrogen Peroxide Cathodes and Electroplating Process
WO2013141063A1 (en) * 2012-03-23 2013-09-26 株式会社クラレ Catalyst and fuel cell provided with same
KR20170065065A (en) * 2015-12-02 2017-06-13 한국과학기술원 Single Atomic Platinum Catalysts and Their Uses
CN107649124A (en) * 2016-07-25 2018-02-02 中国科学院大连化学物理研究所 A kind of single atomic dispersion noble metal catalyst and its application
CN107335435A (en) * 2017-08-01 2017-11-10 中国科学技术大学 A kind of electric fenton catalyst, negative electrode and sewage water treatment method
CN108505062A (en) * 2018-05-04 2018-09-07 厦门大学 A kind of method that electro-catalysis reduction oxygen generates hydrogen peroxide
CN108911052A (en) * 2018-08-14 2018-11-30 中国科学院过程工程研究所 A kind of doping Asia Titanium oxide electrode and its preparation method and application
CN109126793A (en) * 2018-09-10 2019-01-04 中国工程物理研究院材料研究所 A kind of electrochemical preparation method of monatomic copper elctro-catalyst
US20200112032A1 (en) * 2018-10-03 2020-04-09 University Of Ontario Institute Of Technology Fuel cell catalyst support based on doped titanium suboxides

Non-Patent Citations (4)

* Cited by examiner, † Cited by third party
Title
DAHONG HUANG ET AL.: "Amorphous Pd-Loaded Ti4O7 Electrode for Direct Anodic Destruction of Perfluorooctanoic Acid", 《ENVIRON. SCI. TECHNOL.》 *
SUNGEUN YANG ET AL.: "Support Effects in Single-Atom Platinum Catalysts for Electrochemical Oxygen Reduction", 《ACS CATAL.》 *
XIAOZHE SONG ET AL.: "Graphene-Supported Single Nickel Atom Catalyst for Highly Selective and Efficient Hydrogen Peroxide Production", 《ACS APPL. MATER. INTERFACES》 *
XUECHENG CAO ET AL.: "MnCo2O4 decorated Magneli phase titanium oxide as a carbon-free cathode for Li-O2 batteries", 《JOURNAL OF MATERIALS CHEMISTRY A》 *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113149156A (en) * 2021-06-07 2021-07-23 陕西科技大学 Preparation method of titanium suboxide DSA anode
CN114162907A (en) * 2021-11-30 2022-03-11 上海交通大学 Monoatomic electrode and preparation method and application thereof

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