CN109126757A - A kind of preparation method of in-situ self-grown black oxidation titanium coating - Google Patents

A kind of preparation method of in-situ self-grown black oxidation titanium coating Download PDF

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CN109126757A
CN109126757A CN201810992602.8A CN201810992602A CN109126757A CN 109126757 A CN109126757 A CN 109126757A CN 201810992602 A CN201810992602 A CN 201810992602A CN 109126757 A CN109126757 A CN 109126757A
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titanium
coating
oxidation
titanium sheet
plate
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姚权桐
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姚权桐
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J21/00Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
    • B01J21/06Silicon, titanium, zirconium or hafnium; Oxides or hydroxides thereof
    • B01J21/063Titanium; Oxides or hydroxides thereof
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J35/00Catalysts, in general, characterised by their form or physical properties
    • B01J35/002Catalysts characterised by their physical properties
    • B01J35/004Photocatalysts
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/72Treatment of water, waste water, or sewage by oxidation
    • C02F1/725Treatment of water, waste water, or sewage by oxidation by catalytic oxidation
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00Nature of the contaminant
    • C02F2101/30Organic compounds
    • C02F2101/308Dyes; Colorants; Fluorescent agents

Abstract

The invention discloses a kind of in-situ self-grown black oxidation titanium coating and preparation method thereof, this method is made using general industry Titanium board material as template by differential arc oxidation, plasma hydrogenization two-step method.It is well combined between obtained coating and matrix, and thickness distribution is uniform.Compared to common titania coating, color is black, has stronger assimilation effect in visible range, and show good degradating organic dye ability under visible light.Substrate used in the present invention is industrially pure titanium plate, cheap and easy to get, and used equipment is mature, performance is stablized, and process is simple, is easily industrialized.Obtained coating also shows good bactericidal effect except that can be degraded in addition to low concentration organic dye waste water under visible light in low concentration biological wastewater.

Description

A kind of preparation method of in-situ self-grown black oxidation titanium coating
Technical field
The invention belongs to material chemistry technical fields, are related to a kind of preparation side of in-situ self-grown black oxidation titanium coating Method.
Background technique
Titanium oxide has many advantages, such as that biological nontoxic, chemical property are stable, without secondary pollution, in photocatalysis treatment field of sewage It is widely studied.But titanium oxide greater band gap (>=3.0eV), corresponding light absorption wavelength range is narrow, can only absorbing wavelength Ultraviolet light less than 387nm, and the visible light part for accounting for sunlight about 50% cannot be utilized;Titanium oxide excites after absorbing sunlight The photo-generate electron-hole of generation is compound to being easy in body phase, causes its photocatalysis efficiency lower.Black oxidation titanium is in recent years A kind of more self-doping type photochemical catalyst is studied, kernel is the titanium oxide of crystallization, and shell is to include a large amount of Ti3+And Vo 2-'s Non crystalline structure, wherein amorphous shell can make white oxide titanium become the functional area of black, cause to be up to the absorption of sunlight 85%, under the conditions of visible light exposure, four times of ordinary white titanium oxide can be reached to the degradation rate of organic pollutant.It is good Wide-spectrum absorption effect, stable physicochemical properties and lower electron-hole pair recombination rate, meet black oxidation titanium Efficiently utilize the requirement of solar energy.However, titanium oxide is usually to exist in solution to be reacted with suspended particulate, this can be very big Ground influences Titanium particles to the radiation depth of absorption and the illumination of light, and suspended particulate is easy to coagulate in aqueous solution It is poly-, difficulty is recycled after reaction, these unfavorable factors seriously limit the application of titanium oxide suspension system in practice.
Summary of the invention
In view of the above-mentioned problems, the present invention proposes a kind of preparation method of in-situ self-grown black oxidation titanium coating, the present invention Using general industry Titanium board material as substrate, by preparing in conjunction with matrix with differential arc oxidation, plasma hydrogenization two-step process The black oxidation titanium coating well and with high visible responded.The coating both has good degradation to have under visible light Engine dyeing material ability, in addition also shows good bactericidal effect in low concentration biological wastewater.
The present invention adopts the following technical scheme:
(1) the industrially pure titanium plate of δ 3mm is cut into electric spark wire cutting machineRound titanium Piece, then polished step by step with 240-1500# abrasive paper for metallograph and mechanically polish processing, most it is cleaned by ultrasonic afterwards through acetone, it is clear obtains surface Clean titanium sheet.
(2) Na of 90g is added in the stainless steel Water-cooled electric tank that volume is 8L3PO4, the deionized water of 6L is reinjected, is passed through After stirring and dissolving, it is made into the electrolyte of 15g/L.
(3) by 1) prepared by titanium sheet use titanium alloy hanger to fix and as anode plate, in addition with 80mm × 100mm × Yin, yang two-plate is then completely immersed in electrolyte by the stainless steel plate of 3mm as cathode plate, and parallel in the form of face-to-face It arranges, distance 50mm or so between two-plate.
(4) start mao power source and control voltage in 350V, current density 10A/dm2, continued oxidation processing After 30min, closes power supply, takes out sample.The titanium that surface is white oxide titanium coating is obtained after acetone ultrasonic cleaning, drying Piece.
(5) by 4) prepared by titanium sheet be fixed on the heating zone middle front part of rotary PECVD furnace, by its surface perpendicular to gas Body flow direction, subsequent closed furnace, starting motor and adjusting burner hearth revolving speed is 20rpm.
(6) hydrogen and argon gas gaseous mixture are passed through into burner hearth by the volume ratio of 2:1, Continuous aeration 10min is to exclude burner hearth Interior foreign gas.After exhaust, opens radio-frequency power supply and regulation power is to 450W, after aura is stablized, with 6 DEG C/min heating Rate is slowly heated furnace body and keeps the temperature 5h again to 450 DEG C, and whole process remains at 160Pa by end valve control furnace pressure.
(7) after keeping the temperature, radio-frequency power supply is closed, but maintain gas flow constant, is cooled to room temperature to fire box temperature, closed It holds one's breath source, opens end valve, and take out black oxidation titanium coating titanium sheet.
In step (1), the sand paper of the preferred five variable grain degree of 240#, 600#, 800#, 1000#, 1500# of abrasive paper for metallograph.
In step (1) and (4), acetone ultrasonic cleaning technique is preferably cleaned by ultrasonic 3 times, each 5min.
In step (2), micro-arc oxidation process electrolyte temperature preferably remains in 35 DEG C.
In step (4), it is preferable to use vacuum oven drying for titania coating stoving process.
In step (6), radio-frequency power supply power increases preferred 200W, 300W, 400W, 450W gradient of technique and increases mode.
Substrate used in the present invention is industrially pure titanium plate, cheap and easy to get, and used equipment is mature, performance is stablized, Process is simple, is easily industrialized.Obtained coating is except the low concentration organic dye waste water that can degrade under visible light Outside, good bactericidal effect is also shown in low concentration biological wastewater.
Detailed description of the invention
Fig. 1 (a) is the surface photomacrograph of the untreated titanium sheet of embodiment 1;
Fig. 1 (b) is the surface photomacrograph of 1 micro-arc oxidation treatment titanium sheet of embodiment;
Fig. 1 (c) be differential arc oxidation plasma hydrogenization processing titanium sheet surface photomacrograph;
Fig. 2 (a) is the surface scan Electronic Speculum observation photo of the untreated titanium sheet of embodiment 1;
Fig. 2 (b) is the surface scan Electronic Speculum observation photo of 1 micro-arc oxidation treatment titanium sheet of embodiment;
Fig. 2 (c) be 1 differential arc oxidation of embodiment plasma hydrogenization processing titanium sheet surface scan Electronic Speculum observation photo;
Fig. 3 (a) is the cross-sectional scans Electronic Speculum observation photo of the untreated titanium sheet of embodiment 1;
Fig. 3 (b) is the cross-sectional scans Electronic Speculum observation photo of 1 micro-arc oxidation treatment titanium sheet of embodiment;
Fig. 3 (c) be 1 differential arc oxidation of embodiment plasma hydrogenization processing titanium sheet cross-sectional scans Electronic Speculum observation photo;
Fig. 4 is in-situ self-grown black oxidation titanium coating X-ray diffractogram obtained by embodiment 1;
Fig. 5 is in-situ self-grown black oxidation titanium coating UV-vis DRS figure obtained by embodiment 1;
Fig. 6 is in-situ self-grown black oxidation titanium coating degradation rhodamine B solution curve graph obtained by embodiment 1.
Specific embodiment
Combined with specific embodiments below to the present invention be how to realize do further in detail, be fully described by.
Embodiment 1
Industrially pure titanium (TA2) plate for the δ 3mm that Shaanxi Baoji Titanium Industry Co., Ltd. produces is cut with electric spark wire cutting machine AtThe round titanium sheet of × 3mm, then step by step using 240,600,800,1000,1500# abrasive paper for metallograph polishes titanium sheet step by step Surface simultaneously carries out mechanical polishing processing, most afterwards after acetone is cleaned by ultrasonic, obtains the titanium sheet of surface cleaning;It is homemade in laboratory The Na of 90g is added in electrolytic cell3PO4, suitable deionized water is reinjected, after agitated dissolution, is made into the electrolyte of 15g/L;It will The titanium sheet of surface cleaning uses hanger to fix and use as anode plate, in addition using stainless steel plate as cathode plate, then by yin, yang Two-plate is completely immersed in electrolyte;The DSM-30 type mao power source of starting Shenyang Di Si Science and Technology Ltd. production is simultaneously controlled Voltage processed is in 350V, current density 10A/dm2, after continued oxidation handles 30min, closes power supply, takes out sample, it is super through acetone The titanium sheet that surface is white oxide titanium coating is obtained after sound cleaning, drying;Prepared titanium sheet is fixed on Hefei section crystalline substance material The heating zone middle front part of the rotary PECVD furnace of II type of OTF-1200X-4-R- of Technology Co., Ltd.'s production, its surface is vertical In gas flow direction, subsequent closed furnace, starting motor and adjusting burner hearth revolving speed is 20rpm;By the volume ratio of 2:1 to burner hearth It is inside passed through hydrogen and argon gas gaseous mixture, Continuous aeration 10min is to exclude foreign gas in burner hearth.After exhaust, radio frequency is opened Power supply and regulation power are to 450W, after aura is stablized, are slowly heated furnace body with 6 DEG C/min heating rate and are kept the temperature again to 450 DEG C 5h, whole process control furnace pressure by end valve and remain at 160Pa;After heat preservation, radio-frequency power supply is closed, but maintain Gas flow is constant, is cooled to room temperature to fire box temperature, closes gas source, opens end valve, and take out black oxidation titanium coating titanium sheet.
Embodiment 2
Titanium alloy (TC4) plate for the δ 1.5mm that Shaanxi Baoji Titanium Industry Co., Ltd. produces is cut with electric spark wire cutting machine AtThe round titanium sheet of × 3mm, then step by step using 240,600,800,1000,1500# abrasive paper for metallograph polishes titanium sheet step by step Surface simultaneously carries out mechanical polishing processing, most afterwards after acetone is cleaned by ultrasonic, obtains the titanium sheet of surface cleaning;It is homemade in laboratory The Na of 180g is added in electrolytic cell2SiO3, suitable deionized water is reinjected, after agitated dissolution, is made into the electrolyte of 30g/L; Use hanger to fix and use as anode plate the titanium sheet of surface cleaning, in addition using stainless steel plate as cathode plate, then by yin, Positive two-plate is completely immersed in electrolyte;Start the DSM-30 type mao power source of Shenyang Di Si Science and Technology Ltd. production simultaneously Voltage is controlled in 400V, current density 12A/dm2, after continued oxidation handles 20min, close power supply, take out sample, through acetone The titanium sheet that surface is white oxide titanium coating is obtained after ultrasonic cleaning, drying;Prepared titanium sheet is fixed on Hefei section crystalline substance material Expect the positive middle part in heating zone of the OTF-1200X-60HG type high pressure hydrogen tube furnace of Technology Co., Ltd.'s production, its surface is parallel In gas flow direction, subsequent closed furnace is passed through hydrogen and argon gas gaseous mixture into burner hearth by the volume ratio of 4:1, persistently leads to Gas 10min is to exclude foreign gas in burner hearth.After exhaust, adjusting furnace pressure by pressure controller is 2.0MPa, then Burner hearth is slowly heated with 6 DEG C/min heating rate and keeps the temperature 10h again to 450 DEG C, and entire insulating process passes through pressure controller control Furnace pressure remains at 2.0MPa;After insulating process, heating device is closed, but maintain furnace pressure constant, to furnace Bore temperature is cooled to room temperature, and closes gas source, opens end valve, after pressure in the burner hearth is restored to atmosphere, is taken out black oxidation titanium and is applied Layer titanium sheet.
Embodiment 3
Shaanxi Baoji Titanium Industry Co., Ltd. is producedIndustrially pure titanium (TA2) ball carries out Surface Nanocrystalline, Obtaining surface thickness is 10-15 μm of nano-crystalline layers;It is raw that the nanocrystalline titanium ball of gained is placed in Hefei Ke Jing Materials Technology Ltd. In the KSL-1800X-S type high temperature box furnace of production, closed furnace door is simultaneously slowly heated furnace body to 550 with the heating rate of 8 DEG C/min DEG C 5h is kept the temperature again, cool to room temperature with the furnace later, closed power supply, take out sample, obtain surface after acetone ultrasonic cleaning, drying For the titanium ball of white nano-titanium oxide coating layer;The prepared nano oxidized coated titanium ball of white is placed at Hefei section crystalline substance material skill The positive middle part in heating zone of the OTF-1200X-60HG type high pressure hydrogen tube furnace of art Co., Ltd production, subsequent closed furnace are pressed The volume ratio of 8:1 is passed through hydrogen and argon gas gaseous mixture into burner hearth, and Continuous aeration 10min is to exclude foreign gas in burner hearth.Row After gas, adjusting furnace pressure by pressure controller is 2.0MPa, then extremely with 6 DEG C/min heating rate slow heating burner hearth 550 DEG C keep the temperature 8h again, and entire insulating process controls furnace pressure by pressure controller and remains at 2.0MPa;Insulating process After, heating device is closed, but maintain furnace pressure constant, be cooled to room temperature to fire box temperature, close gas source, opens tail Valve takes out black nano titania coating titanium ball after pressure in the burner hearth is restored to atmosphere.
Embodiment 4
Shaanxi Baoji Titanium Industry Co., Ltd. is producedTitanium alloy (TC4) ball carries out Surface Nanocrystalline, obtains It is 10-15 μm of nano-crystalline layers to surface thickness;The K of 45g is added in the homemade electrolytic cell in laboratory2HPO4, reinject suitable Deionized water after agitated dissolution, is made into the electrolyte of 20g/L;It is with mesh by nano surface crystalline substance titanium ballTitanium Alloy network pocket cover is lived, and is used as anode, in addition using stainless steel plate as cathode plate, is then soaked yin, yang two-plate completely Enter in electrolyte;Start the DSM-30 type mao power source of Shenyang Di Si Science and Technology Ltd. production and control voltage and exists 330V, current density 5A/dm2, after continued oxidation handles 15min, close power supply, take out sample, through acetone ultrasonic cleaning, dry The titanium ball that surface is white nano-titanium oxide coating layer is obtained after dry;It is limited that prepared titanium ball is placed in Hefei section crystalline substance material technology The heating zone middle front part of the rotary PECVD furnace of II type of OTF-1200X-4-R- of company's production, subsequent closed furnace;By 2:1's Volume ratio is passed through hydrogen and argon gas gaseous mixture into burner hearth, and Continuous aeration 10min is to exclude foreign gas in burner hearth.Exhaust terminates Afterwards, radio-frequency power supply and regulation power are opened to 450W, after aura is stablized, extremely with 6 DEG C/min heating rate slow heating furnace body 450 DEG C keep the temperature 5h again, and whole process controls furnace pressure by end valve and remains at 180Pa;After heat preservation, radio frequency is closed Power supply, but maintain gas flow constant, it is cooled to room temperature to fire box temperature, closes gas source, open end valve, and take out black oxidation Titanium coating titanium ball.
Embodiment 5
1. take the quartz curette of two 150ml, after ultrasonic cleaning is clean, be respectively charged into 100ml rhodamine B solution (concentration: 10mg/l), and with ultraviolet-visible spectrophotometer the absorbance C of solution at this time is tested0
2. weighing raw materialTechnical pure titanium sheet, white oxide titanium coating titanium sheet, black oxidation titanium coating titanium sheet, point It is not added in three quartz curettes, and marking cup body is A, B, C;
3. three quartz curettes are respectively placed under 30W xenon light etc., start timing, it is molten to draw 20ml rhodamine B every 1h Liquid, and its absorbance is tested with ultraviolet-visible spectrophotometer, it is recorded as CA1、CA2、…CA5;CB1、CB2、…CB5;CC1、 CC2、…CC5, the sample solution after test, which is all refunded in former quartz curette, every time continues photocatalytic degradation processing;
4. testing absorbance C of the rhodamine B solution after different xenon lamp irradiation timest: CA1、CA2、…CA5;CB1、CB2、… CB5;CC1、CC2、…CC5, with original solution absorbance C0, further according to formula:It can be calculated Solution degradation rate to after when the irradiation of different xenon lamps, and drafting pattern 5;
5. as shown in Figure 5, the pure titanium sheet of primary industry does not have degradating organic dye ability under visible light;In-situ self-grown is black Color titania coating has photocatalytically degradating organic dye ability, and its degradating organic dye ability is same surface area white 2-3 times of titania coating;
The titania coating color prepared as can be seen from Figure 1 through differential arc oxidation, plasma hydrogenization two-step method is black.
In-situ self-grown black oxidation titanium coating surface is covered with honeycomb hole as can be seen from Figure 2.
In-situ self-grown black oxidation titanium coating layer thickness is about at 35 μm or so as can be seen from Figure 3.
It can learn that made in-situ self-grown black oxidation titanium coating main component is titanium oxide and titanium from Fig. 4.
It can learn that made in-situ self-grown black oxidation titanium coating has in visible range from Fig. 5 and relatively absorb energy by force Power.
Made in-situ self-grown black oxidation titanium coating photocatalytically degradating organic dye ability is that it is same as can be seen from Figure 6 2-3 times of sample area white oxide titanium coating.

Claims (9)

1. a kind of preparation method of in-situ self-grown black oxidation titanium coating, it is characterised in that following steps:
1) the industrially pure titanium plate of δ 3mm is cut into titanium sheet, then grinding machine polishing, is cleaned by ultrasonic to obtain surface cleaning through acetone Titanium sheet;
2) volume is the Na that 90g is added in the stainless steel Water-cooled electric tank of 8L3PO4, the deionized water of 6L is reinjected, it is agitated molten Xie Hou is made into the electrolyte of 15g/L;
3) titanium alloy hanger is used to fix the titanium sheet prepared by step 1) and as anode plate, not with 80mm × 100mm × 3mm Yin, yang two-plate is then completely immersed in the electrolyte that step 2) obtains by rust steel plate as cathode plate, and in the form of face-to-face Parallel arrangement, distance 50mm or so between two-plate;
4) start mao power source and control voltage in 350V, current density 10A/dm2, after continued oxidation handles 30min, It closes power supply, take out sample.The titanium sheet that surface is white oxide titanium coating is obtained after acetone ultrasonic cleaning, drying.
5) titanium sheet prepared by step 4) is fixed on to the heating zone middle front part of rotary PECVD furnace, by its surface perpendicular to gas Body flow direction, burner hearth rotational speed regulation are 20rpm.
6) hydrogen and argon gas gaseous mixture are passed through into burner hearth by the volume ratio of 2:1, Continuous aeration 10min is to exclude impurity in burner hearth Gas.After exhaust, opens radio-frequency power supply and regulation power is to 450W, it is slow with 6 DEG C/min heating rate after aura is stablized Slow heating furnace body keeps the temperature 5h to 450 DEG C again, and whole process remains at 160Pa by end valve control furnace pressure.
7) after keeping the temperature, radio-frequency power supply is closed, but maintain gas flow constant, is cooled to room temperature to fire box temperature, close gas End valve is opened, and takes out black oxidation titanium coating titanium sheet in source.
2. preparation method according to claim 1, it is characterised in that: in step 1), used substrate material is industry Pure titanium.
3. preparation method according to claim 1 or 2, it is characterised in that: in step 1), used titanium sheet outer dimension For
4. preparation method according to claim 3, it is characterised in that: in step 1), used titanium sheet shape is circle Pie.
5. preparation method according to claim 1 or 2, it is characterised in that: in step 2), used electrolyte solute is Na3PO4、K2HPO4Or Na2SiO3
6. preparation method according to claim 5, it is characterised in that: in step 4), the micro-arc oxidation process of titanium sheet is electricity Press 350V, current density 10A/dm2, continued oxidation handle 30min.
7. preparation method according to claim 1 or 5, it is characterised in that: the preparation process of white oxide titanium coating is micro- Arc oxidation, air calcination, pure oxygen sintering, chemical oxidation, electrochemical oxidation or Surface Oxygen Diffusion.
8. preparation method according to claim 7, it is characterised in that: in step (1) and (4), acetone ultrasonic cleaning technique It is preferred that ultrasonic cleaning 3 times, each 5min.
9. preparation method described according to claim 1 or 5 or 8, it is characterised in that: in step (2), micro-arc oxidation process electrolysis Liquid temperature is maintained at 35 DEG C.
CN201810992602.8A 2018-08-29 2018-08-29 A kind of preparation method of in-situ self-grown black oxidation titanium coating Pending CN109126757A (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110071302A (en) * 2019-04-26 2019-07-30 西安理工大学 A kind of titanium-based Asia titanium oxide bipolar plates and preparation method thereof
CN110624560A (en) * 2019-09-17 2019-12-31 吉林师范大学 FeVO for photo-Fenton combined catalysis4/TiO2Porous catalyst membrane layer material and preparation method thereof
CN110624527A (en) * 2019-10-14 2019-12-31 上海纳米技术及应用国家工程研究中心有限公司 Preparation method of three-dimensional colored titanium dioxide photocatalytic material, product and application thereof

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103041828A (en) * 2012-12-17 2013-04-17 常州大学 Preparation method of nano TiO2 thin-film material
CN103214032A (en) * 2013-04-28 2013-07-24 中国科学院上海硅酸盐研究所 Method for preparing black titanium dioxide through auxiliary hydrogenation of hydrogen plasma
CN104039450A (en) * 2011-12-08 2014-09-10 新加坡国立大学 Photocatalytic metal oxide nanomaterials, preparing method utilizing H2-plasma, and use for purification of organic waste in water
CN107497413A (en) * 2017-07-27 2017-12-22 东华大学 A kind of preparation method of black titanium dioxide coating

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104039450A (en) * 2011-12-08 2014-09-10 新加坡国立大学 Photocatalytic metal oxide nanomaterials, preparing method utilizing H2-plasma, and use for purification of organic waste in water
CN103041828A (en) * 2012-12-17 2013-04-17 常州大学 Preparation method of nano TiO2 thin-film material
CN103214032A (en) * 2013-04-28 2013-07-24 中国科学院上海硅酸盐研究所 Method for preparing black titanium dioxide through auxiliary hydrogenation of hydrogen plasma
CN107497413A (en) * 2017-07-27 2017-12-22 东华大学 A kind of preparation method of black titanium dioxide coating

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
邵忠财,等: ""微弧氧化+电解液修饰法制备TiO2薄膜的光催化性能"", 《金属学报》 *

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110071302A (en) * 2019-04-26 2019-07-30 西安理工大学 A kind of titanium-based Asia titanium oxide bipolar plates and preparation method thereof
CN110624560A (en) * 2019-09-17 2019-12-31 吉林师范大学 FeVO for photo-Fenton combined catalysis4/TiO2Porous catalyst membrane layer material and preparation method thereof
CN110624527A (en) * 2019-10-14 2019-12-31 上海纳米技术及应用国家工程研究中心有限公司 Preparation method of three-dimensional colored titanium dioxide photocatalytic material, product and application thereof

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Application publication date: 20190104