CN104525173A - Preparation method for environment-friendly advanced water treatment agent by combining carbon nano tube and TiO2 - Google Patents

Preparation method for environment-friendly advanced water treatment agent by combining carbon nano tube and TiO2 Download PDF

Info

Publication number
CN104525173A
CN104525173A CN201410843674.8A CN201410843674A CN104525173A CN 104525173 A CN104525173 A CN 104525173A CN 201410843674 A CN201410843674 A CN 201410843674A CN 104525173 A CN104525173 A CN 104525173A
Authority
CN
China
Prior art keywords
treatment agent
water treatment
preparation
carbon nano
cnt
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201410843674.8A
Other languages
Chinese (zh)
Other versions
CN104525173B (en
Inventor
刘保江
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shanghai Sanyi Environment Science & Technology Co Ltd
Donghua University
National Dong Hwa University
Original Assignee
Shanghai Sanyi Environment Science & Technology Co Ltd
Donghua University
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shanghai Sanyi Environment Science & Technology Co Ltd, Donghua University filed Critical Shanghai Sanyi Environment Science & Technology Co Ltd
Priority to CN201410843674.8A priority Critical patent/CN104525173B/en
Publication of CN104525173A publication Critical patent/CN104525173A/en
Application granted granted Critical
Publication of CN104525173B publication Critical patent/CN104525173B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The invention relates to a preparation method for an environment-friendly advanced water treatment agent by combining a carbon nano tube and TiO2. The preparation method includes the steps that firstly, carboxylation, aminated modification and 2, 4, 6-trifluoro-5-chloropyrimidine modification are sequentially conducted on the carbon nano tube to obtain a reaction type carbon nano tube; secondly, nano TiO2P25, a stabilizer, a template agent and the reaction type carbon nano tube are added into phosphate buffered saline to be stirred for 30 min-60 min to form turbid liquid; thirdly, the turbid liquid is filtered and dried to obtain the environment-friendly advanced water treatment agent. The preparation method is low in cost, simple, low in equipment requirement and good in operability. The water treatment agent can be used for removing high-concentration organic pollutants in water, is suitable for advanced treatment of various kinds of wastewater, environmentally friendly and free of secondary pollution and has the advantages of being antibacterial, deodorant, capable of adsorbing other heavy metal ions and the like.

Description

A kind of CNT composite Ti O 2the preparation method of green deep water treatment agent
Technical field
The invention belongs to water treatment agent field, particularly a kind of CNT composite Ti O 2the preparation method of green deep water treatment agent.
Background technology
The whole world only about 10% water be directly for the mankind used.Lion's share, 70% for agricultural, and remaining 20% is industrial.The blowdown of China is about 20% of the whole world, and it has to the fresh water of 5% of the whole world.Therefore, contaminated solution problem puts on the agenda.In textile printing and dyeing, leather, paper industry process, employ contaminated environment and harmful auxiliary agent in a large number, these auxiliary agents are the contaminated environment mainly with the form discharge of liquid greatly, biological degradability is poor, toxicity is large, and free formaldehyde content is high, the content overproof of heavy metal ion.Wherein, dressing of printing and dyeing becomes water pollutions rich and influential family especially undisputedly.From starching to destarch, wash, scouring and bleaching, mercerising, then dyeing and printing, also may need coating, all relate to washing by the every procedure of this flow process, and every every kg of material of procedure needs 20L water consumption.Result is that the water consumption of every kilogram of raw cotton in dressing process is added up nearly 200L.When showing at shopper window after the in men's style shirt customization of a standard, more than 2000L water production and processing it time used up (cloth: cotton textiles, 125g/m).
The method of the process waste water of current use mainly contains: physical partition method, biological degradation method, chemical decomposition method, but these methods all have some limitations, and are unfavorable for sustainable development.Thus, people start to be devoted to develop efficient, low energy consumption, applied widely and have the pollutant clearance technique of deep oxidation ability.In recent years, a lot of scholar is by TiO 2for Degradation of Organo-pollutants in Water with Photo-catalysis, by TiO 2load on CNT, prepare the focus that efficient photochemical catalyst becomes current research.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of CNT composite Ti O 2the preparation method of green deep water treatment agent, the method is simple to operate, with low cost, low to the requirement of equipment; Water treatment agent is applicable to the advanced treating of various waste water, environmental protection non-secondary pollution.
A kind of CNT composite Ti O of the present invention 2the preparation method of green deep water treatment agent, comprising:
(1) by CNT at H 2sO 4and HNO 3room temperature ultrasonic reaction 30 ~ 60min in mixed liquor, washing is to neutral, and room temperature in vacuo is dried, and obtains carboxylic carbon nano-tube; Then carboxylic carbon nano-tube is distributed in excessive diethylenetriamine, adds 2-(7-azo BTA)-N, N, N', N'-tetramethylurea hexafluorophosphoric acid ester, 40 ~ 50 DEG C of reaction 5 ~ 6h, ethanol washs, and room temperature in vacuo is dried, and obtains aminated carbon nano tube; Then by aminated carbon nano tube ultrasonic disperse in the mixed liquor of water and acetone, adjust ph is 5 ~ 6, ice-water bath drips 2,4,6-tri-fluoro-5-chlorine pyrimidine, adjust ph is 6 ~ 6.5,20 ~ 30 DEG C of ultrasonic reaction 24 ~ 48h, ethanol washs, washing, room temperature in vacuo is dried, and irradiation (under 222nm quasi-molecule ultraviolet source irradiation 3min) obtains response type CNT;
(2) by nano-TiO 2response type CNT in P25, stabilizing agent, template and step (1) joins in phosphate buffer, stirs 30 ~ 60min, forms suspension; Wherein, nano-TiO 2the mass ratio of P25 and response type CNT is 1:5 ~ 1:20;
(3) be 5 ~ 6 by alkaline solution adjust ph, be heated to 80 ~ 100 DEG C of backflow 6 ~ 24h and filter, obtaining CNT composite Ti O 2green deep water treatment agent.
CNT in described step (1) and H 2sO 4and HNO 3the ratio of mixed liquor is 10 ~ 20g:4L; Wherein, H 2sO 4and HNO 3volume ratio be 1:1 ~ 5:1.
The mass ratio of the carboxylic carbon nano-tube in described step (1) and 2-(7-azo BTA)-N, N, N', N'-tetramethylurea hexafluorophosphoric acid is 5 ~ 8:0.1 ~ 0.6.
The ratio of the aminated carbon nano tube in described step (1) and the mixed liquor of water and acetone is 4 ~ 4.5g:1L; Wherein, the volume ratio of water and acetone is 3:1 ~ 5:1.
The mass ratio of the aminated carbon nano tube in described step (1) and 2,4,6-tri-fluoro-5-chlorine pyrimidine is 4 ~ 4.5:4 ~ 6.
Sodium carbonate liquor adjust ph is adopted in described step (1).
Nano-TiO in described step (2) 2p25 concentration is 0.01 ~ 0.2mol/L.
Stabilizing agent in described step (2) is the one in disodium ethylene diamine tetraacetate, tetrasodium ethylenediamine tetraacetate, gluconic acid sodium salt, BTCA; Stabilizer concentration is 0.01 ~ 0.1mol/L.
Template in described step (2) is the triblock polyether P123 of mass ratio 1:3 and the mixture of triblock copolymer F127; Template concentration is 0.01 ~ 0.1mol/L.
Phosphate buffer in described step (2) is made up of concentration 0.025 ~ 0.05mol/L sodium dihydrogen phosphate and 0.05 ~ 0.1mol/L dibastic sodium phosphate.
Alkaline solution in described step (3) is the NaOH of concentration 0.5mol/L ~ 1.5mol/L or the aqueous solution of potassium hydroxide.
CNT, as a kind of porous mass, has special interlayer characteristic, can at its area load nano-TiO 2p25 particulate, is prepared into loaded catalyst.This loaded photocatalyst can improve the dispersiveness of photochemical catalyst, is beneficial to and recycles and reuses.
The present invention utilize the porous of CNT, high adsorption capacity, with feature and the nano-TiO such as water is easily separated 2the photocatalytic activity of P25 combines, by nano-TiO 2successfully load on CNT, be prepared into the visible-light photocatalysis material of the high catalytic activity that can be suspended in waste water and can be separated with water smoothly, and be applied to the advanced treating of waste water, can realize water middle and high concentration organic pollution oxidation removal, instead of transfer to other places, be the technology of an environment-friendly type.
beneficial effect
(1) the present invention is with low cost, and preparation method is simple, and low to the requirement of equipment, operability is good;
(2) water treatment agent of the present invention can remove water middle and high concentration organic pollution, is applicable to the advanced treating of various waste water, environmental protection non-secondary pollution, and has antibacterial, deodorizing, can adsorb the advantages such as other heavy metal ion;
(3) water treatment agent of the present invention can overcome the deficiency of existing bismuthino water treatment agent, and water treatment efficiency is good, can recycle.
Detailed description of the invention
Below in conjunction with specific embodiment, set forth the present invention further.Should be understood that these embodiments are only not used in for illustration of the present invention to limit the scope of the invention.In addition should be understood that those skilled in the art can make various changes or modifications the present invention, and these equivalent form of values fall within the application's appended claims limited range equally after the content of having read the present invention's instruction.
Embodiment 1
(1) be the H of 1:1 by 10g CNT in 4L volume ratio 2sO 4and HNO 4room temperature ultrasonic reaction 30min in mixed liquor, washing is to neutral, and room temperature in vacuo dries 48h, obtains 5g carboxylic carbon nano-tube; Then above-mentioned 5g carboxylic carbon nano-tube is distributed in excessive diethylenetriamine, adds 100mg 2-(7-azo BTA)-N, N, N', N'-tetramethylurea hexafluorophosphoric acid ester, 40 DEG C of reaction 5h, ethanol washs, and room temperature in vacuo dries 48h, obtains 4g aminated carbon nano tube; Finally by 4g aminated carbon nano tube ultrasonic disperse in 1L volume ratio is the water of 3:1 and the mixed liquor of acetone, be 5 by sodium carbonate liquor adjust ph, ice-water bath drips the fluoro-5-chlorine pyrimidine of 4g 2,4,6-tri-, be 6 by sodium carbonate liquor adjust ph, 20 DEG C of ultrasonic reaction 24h, ethanol washs, washing, room temperature in vacuo dries 48h, and under 222nm quasi-molecule ultraviolet source, irradiation 3min obtains response type CNT;
(2) by nano-TiO 2p25, disodium ethylene diamine tetraacetate, mass ratio are that in the triblock polyether P123 of 1:3 and the mixture of triblock copolymer F127 and above-mentioned steps (1), response type CNT joins concentration is in the buffer solution of 0.025mol/L sodium dihydrogen phosphate and 0.05mol/L dibastic sodium phosphate composition, stir 30min, form suspension; Wherein nano-TiO 2the concentration of P25 is 0.01mol/L, the concentration of stabilizing agent is 0.01mol/L, the concentration of template is 0.05mol/L.
(3) regulate the pH value of above-mentioned suspension to be 5 with the sodium hydrate aqueous solution of concentration 0.5mol/L, at heating 80 DEG C, backflow 6h, filters, obtains product; Wherein nano-TiO 2the mass ratio of P25 and CNT is 1:5.
Embodiment 2
(1) be the H of 3:1 by 10g CNT in 4L volume ratio 2sO 4and HNO 4room temperature ultrasonic reaction 45min in mixed liquor, washing is to neutral, and room temperature in vacuo dries 54h, obtains 6.5g carboxylic carbon nano-tube; Then above-mentioned 5g carboxylic carbon nano-tube is distributed in excessive diethylenetriamine, adds 300mg 2-(7-azo BTA)-N, N, N', N'-tetramethylurea hexafluorophosphoric acid ester, 45 DEG C of reaction 5h, ethanol washs, and room temperature in vacuo dries 48h, obtains 4.2g aminated carbon nano tube; Finally by 4.2g aminated carbon nano tube ultrasonic disperse in 1L volume ratio is the water of 4:1 and the mixed liquor of acetone, be 5.5 by sodium carbonate liquor adjust ph, ice-water bath drips the fluoro-5-chlorine pyrimidine of 5g 2,4,6-tri-, be 6.2 by sodium carbonate liquor adjust ph, 25 DEG C of ultrasonic reaction 36h, ethanol washs, washing, room temperature in vacuo dries 48h, and under 222nm quasi-molecule ultraviolet source, irradiation 3min obtains response type CNT;
(2) by nano-TiO 2p25, gluconic acid sodium salt, mass ratio are that in the triblock polyether P123 of 1:3 and the mixture of triblock copolymer F127 and above-mentioned steps (1), response type CNT joins concentration is in the buffer solution of 0.03mol/L sodium dihydrogen phosphate and 0.05mol/L dibastic sodium phosphate composition, stir 45min, form suspension; Wherein nano-TiO 2the concentration of P25 is 0.01mol/L, the concentration of stabilizing agent is 0.03mol/L, the concentration of template is 0.07mol/L.
(3) regulate the pH value of above-mentioned suspension to be 7 with the sodium hydrate aqueous solution of concentration 0.5mol/L, at heating 90 DEG C, backflow 16h, filters, obtains product; Wherein nano-TiO 2the mass ratio of P25 and CNT is 1:15.
Embodiment 3
(1) be the H of 5:1 by 10g CNT in 4L volume ratio 2sO 4and HNO 4room temperature ultrasonic reaction 60min in mixed liquor, washing is to neutral, and room temperature in vacuo dries 60h, obtains 8g carboxylic carbon nano-tube; Then above-mentioned 8g carboxylic carbon nano-tube is distributed in excessive diethylenetriamine, adds 600mg 2-(7-azo BTA)-N, N, N', N'-tetramethylurea hexafluorophosphoric acid ester, 50 DEG C of reaction 5h, ethanol washs, and room temperature in vacuo dries 48h, obtains 4.5g aminated carbon nano tube; Finally by 4.5g aminated carbon nano tube ultrasonic disperse in 1L volume ratio is the water of 5:1 and the mixed liquor of acetone, be 6 by sodium carbonate liquor adjust ph, ice-water bath drips the fluoro-5-chlorine pyrimidine of 6g 2,4,6-tri-, be 6.5 by sodium carbonate liquor adjust ph, 30 DEG C of ultrasonic reaction 48h, ethanol washs, washing, room temperature in vacuo dries 48h, and under 222nm quasi-molecule ultraviolet source, irradiation 3min obtains response type CNT;
(2) by nano-TiO 2p25, BTCA, mass ratio are that in the triblock polyether P123 of 1:3 and the mixture of triblock copolymer F127 and above-mentioned steps (1), response type CNT joins concentration is in the buffer solution of 0.05mol/L sodium dihydrogen phosphate and 0.1mol/L dibastic sodium phosphate composition, stir 60min, form suspension; Wherein nano-TiO 2the concentration 0.15mol/L of P25, the concentration of stabilizing agent are 0.05mol/L, the concentration of template is 0.1mol/L.
(3) regulate the pH value of above-mentioned suspension to be 9 with the potassium hydroxide aqueous solution of concentration 1.5mol/L, at heating 100 DEG C, backflow 24h, filters, obtains product; Wherein nano-TiO 2the mass ratio of P25 and CNT is 1:20.
With the dyeing waste water of the printing and dyeing mill of same time sampling for handling object, add the water treatment agent of embodiment 1 ~ 3 gained of variable concentrations in waste water respectively, after 6 hours of daylight irradiate, the percent of decolourization of water treatment agent to dyeing waste water is as shown in the table:
Percent of decolourization COD clearance
Embodiment 1 99.5％ 91.1％
Embodiment 2 99.4％ 92.3％
Embodiment 3 99.6％ 93.4％

Claims (10)

1. a CNT composite Ti O 2the preparation method of green deep water treatment agent, comprising:
(1) by CNT at H 2sO 4and HNO 3room temperature ultrasonic reaction 30 ~ 60min in mixed liquor, washing is to neutral, and room temperature in vacuo is dried, and obtains carboxylic carbon nano-tube; Then carboxylic carbon nano-tube is distributed in excessive diethylenetriamine, adds 2-(7-azo BTA)-N, N, N', N'-tetramethylurea hexafluorophosphoric acid ester, 40 ~ 50 DEG C of reaction 5 ~ 6h, ethanol washs, and room temperature in vacuo is dried, and obtains aminated carbon nano tube; Then by aminated carbon nano tube ultrasonic disperse in the mixed liquor of water and acetone, adjust ph is 5 ~ 6, ice-water bath drips 2,4,6-tri-fluoro-5-chlorine pyrimidine, adjust ph is 6 ~ 6.5,20 ~ 30 DEG C of ultrasonic reaction 24 ~ 48h, ethanol washs, washing, room temperature in vacuo is dried, and irradiation obtains response type CNT;
(2) by nano-TiO 2response type CNT in P25, stabilizing agent, template and step (1) joins in phosphate buffer, stirs 30 ~ 60min, forms suspension; Wherein, nano-TiO 2the mass ratio of P25 and response type CNT is 1:5 ~ 1:20;
(3) be 5 ~ 6 by alkaline solution adjust ph, add hot reflux and filter, obtaining CNT composite Ti O 2green deep water treatment agent.
2. a kind of CNT composite Ti O according to claim 1 2the preparation method of green deep water treatment agent, is characterized in that: the CNT in described step (1) and H 2sO 4and HNO 3the ratio of mixed liquor is 10 ~ 20g:4L; Wherein, H 2sO 4and HNO 3volume ratio be 1:1 ~ 5:1.
3. a kind of CNT composite Ti O according to claim 1 2the preparation method of green deep water treatment agent, it is characterized in that: the carboxylic carbon nano-tube in described step (1) and 2-(7-azo BTA)-N, the mass ratio of N, N', N'-tetramethylurea hexafluorophosphoric acid is 5 ~ 8:0.1 ~ 0.6.
4. a kind of CNT composite Ti O according to claim 1 2the preparation method of green deep water treatment agent, is characterized in that: the ratio of the aminated carbon nano tube in described step (1) and the mixed liquor of water and acetone is 4 ~ 4.5g:1L; Wherein, the volume ratio of water and acetone is 3:1 ~ 5:1.
5. a kind of CNT composite Ti O according to claim 1 2the preparation method of green deep water treatment agent, is characterized in that: the mass ratio of the aminated carbon nano tube in described step (1) and 2,4,6-tri-fluoro-5-chlorine pyrimidine is 4 ~ 4.5:4 ~ 6.
6. a kind of CNT composite Ti O according to claim 1 2the preparation method of green deep water treatment agent, is characterized in that: adopt sodium carbonate liquor adjust ph in described step (1).
7. a kind of CNT composite Ti O according to claim 1 2the preparation method of green deep water treatment agent, is characterized in that: the stabilizing agent in described step (2) is the one in disodium ethylene diamine tetraacetate, tetrasodium ethylenediamine tetraacetate, gluconic acid sodium salt, BTCA; Stabilizer concentration is 0.01 ~ 0.1mol/L.
8. a kind of CNT composite Ti O according to claim 1 2the preparation method of green deep water treatment agent, is characterized in that: the template in described step (2) is the triblock polyether P123 of mass ratio 1:3 and the mixture of triblock copolymer F127; Template concentration is 0.01 ~ 0.1mol/L.
9. a kind of CNT composite Ti O according to claim 1 2the preparation method of green deep water treatment agent, is characterized in that: the phosphate buffer in described step (2) is made up of concentration 0.025 ~ 0.05mol/L sodium dihydrogen phosphate and 0.05 ~ 0.1mol/L dibastic sodium phosphate.
10. a kind of CNT composite Ti O according to claim 1 2the preparation method of green deep water treatment agent, is characterized in that: the alkaline solution in described step (3) is the NaOH of concentration 0.5mol/L ~ 1.5mol/L or the aqueous solution of potassium hydroxide.
CN201410843674.8A 2014-12-25 2014-12-25 A kind of CNT composite Ti O2the preparation method of green deep water treatment agent Expired - Fee Related CN104525173B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410843674.8A CN104525173B (en) 2014-12-25 2014-12-25 A kind of CNT composite Ti O2the preparation method of green deep water treatment agent

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201410843674.8A CN104525173B (en) 2014-12-25 2014-12-25 A kind of CNT composite Ti O2the preparation method of green deep water treatment agent

Publications (2)

Publication Number Publication Date
CN104525173A true CN104525173A (en) 2015-04-22
CN104525173B CN104525173B (en) 2016-08-24

Family

ID=52840906

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201410843674.8A Expired - Fee Related CN104525173B (en) 2014-12-25 2014-12-25 A kind of CNT composite Ti O2the preparation method of green deep water treatment agent

Country Status (1)

Country Link
CN (1) CN104525173B (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106423300A (en) * 2016-12-02 2017-02-22 东华大学 Fiber/carbon nanotube/Bi12TiO20 three-dimensional recycled efficient catalytic material and preparation and application thereof
CN106513058A (en) * 2016-12-02 2017-03-22 东华大学 Fiber/carbon nanotube/SrTiO3 three-dimensional recyclable efficient catalytic material and preparation and application thereof
CN106513054A (en) * 2016-12-02 2017-03-22 东华大学 Fiber/carbon nanotube/WO3 three-dimensional recyclable high-efficiency catalytic material, and preparation method and application thereof
CN106732815A (en) * 2016-12-02 2017-05-31 东华大学 A kind of fiber/CNT/TiO2 three-dimensional recyclable efficient catalytic material and its preparation and application
CN106732789A (en) * 2016-12-02 2017-05-31 东华大学 A kind of fiber/CNT/AgBiOX three-dimensional recyclable efficient catalytic material and its preparation and application
CN108855026A (en) * 2018-07-11 2018-11-23 澳洋集团有限公司 It is a kind of based on carbon nanotube-titanium-dioxide photo electric material preparation method

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040018143A1 (en) * 2002-07-26 2004-01-29 Hydrocarbon Technologies Inc. Hydrogen peroxide production using catalyst particles with controlled surface coordination number
CN101024168A (en) * 2007-03-22 2007-08-29 天津神能科技有限公司 Carbou doped titanium-oxide graded hole photocatalytic material and preparing method
CN101224434A (en) * 2007-12-29 2008-07-23 中国科学院长春应用化学研究所 Preparing method of nanometer particle carbon nanotube compound catalyst
CN101347724A (en) * 2008-08-19 2009-01-21 武汉大学 Carbon 60/titanium dioxide nano compound photocatalyst as well as preparation method and use thereof
US20110168018A1 (en) * 2010-01-14 2011-07-14 Research Institute Of Petroleum Industry (Ripi) Hybrid nano sorbent

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040018143A1 (en) * 2002-07-26 2004-01-29 Hydrocarbon Technologies Inc. Hydrogen peroxide production using catalyst particles with controlled surface coordination number
CN101024168A (en) * 2007-03-22 2007-08-29 天津神能科技有限公司 Carbou doped titanium-oxide graded hole photocatalytic material and preparing method
CN101224434A (en) * 2007-12-29 2008-07-23 中国科学院长春应用化学研究所 Preparing method of nanometer particle carbon nanotube compound catalyst
CN101347724A (en) * 2008-08-19 2009-01-21 武汉大学 Carbon 60/titanium dioxide nano compound photocatalyst as well as preparation method and use thereof
US20110168018A1 (en) * 2010-01-14 2011-07-14 Research Institute Of Petroleum Industry (Ripi) Hybrid nano sorbent

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106423300A (en) * 2016-12-02 2017-02-22 东华大学 Fiber/carbon nanotube/Bi12TiO20 three-dimensional recycled efficient catalytic material and preparation and application thereof
CN106513058A (en) * 2016-12-02 2017-03-22 东华大学 Fiber/carbon nanotube/SrTiO3 three-dimensional recyclable efficient catalytic material and preparation and application thereof
CN106513054A (en) * 2016-12-02 2017-03-22 东华大学 Fiber/carbon nanotube/WO3 three-dimensional recyclable high-efficiency catalytic material, and preparation method and application thereof
CN106732815A (en) * 2016-12-02 2017-05-31 东华大学 A kind of fiber/CNT/TiO2 three-dimensional recyclable efficient catalytic material and its preparation and application
CN106732789A (en) * 2016-12-02 2017-05-31 东华大学 A kind of fiber/CNT/AgBiOX three-dimensional recyclable efficient catalytic material and its preparation and application
CN108855026A (en) * 2018-07-11 2018-11-23 澳洋集团有限公司 It is a kind of based on carbon nanotube-titanium-dioxide photo electric material preparation method

Also Published As

Publication number Publication date
CN104525173B (en) 2016-08-24

Similar Documents

Publication Publication Date Title
CN104525173B (en) A kind of CNT composite Ti O2the preparation method of green deep water treatment agent
CN104437466B (en) A kind of CNT is combined the preparation method of pucherite green deep water treatment agent
CN103752268B (en) The filter core preparation method and application of heavy metal and arsenic, fluorine in absorption drinking water
CN104525227B (en) Preparation method for environment-friendly advanced water treatment agent by combining carbon nano tube and Ag/BiOX
CN102500356A (en) Preparation method for carbon nanotube-nano-bismuth vanadate composite photocatalyst
CN105727901A (en) Preparation method of titanium dioxide photocatalytic adsorbing material
CN104475100B (en) A kind of CNT is combined the preparation method of bismuth molybdate green deep water treatment agent
CN102228829A (en) Method for preparing bentonite self-assembled green bismuth vanadate advanced water treatment agent
CN102489290A (en) Preparation method of nano bismuth vanadate photocatalyst loaded on active carbon fiber
CN104528865B (en) A kind of CNT composite S rFeO3the preparation method of green deep water treatment agent
CN104525222B (en) A kind of CNT is combined ZnIn2s4the preparation method of green deep water treatment agent
CN104528866B (en) A kind of preparation method of carbon nanotube compound bismuth tungstate green deep water conditioner
CN104437639B (en) A kind of CNT is combined the preparation method of tetrasulfonic acid iron-phthalocyanine green deep water treatment agent
CN105964248A (en) Preparation method of coal ash microsphere loaded modified nanometer titanium dioxide composite photocatalyst
CN105688929A (en) Neutral advanced oxidation catalyst with pelelith as carrier and preparing method of neutral advanced oxidation catalyst
CN110946147A (en) Safe and environment-friendly sewage disinfection powder and preparation method and application thereof
CN105642368B (en) A kind of modified TiO2/ CNTs composite catalysts and preparation method thereof
CN104525115B (en) A kind of CNT is combined WO3the preparation method of green deep water treatment agent
CN106622260A (en) Preparation method and application of catalyst for treating low-concentration formaldehyde wastewater
CN102489291B (en) Method for preparing expanded graphite load nanometer bismuth vanadate photochemical catalyst
CN105217715A (en) A kind of method of absorbent charcoal material Transformatin microbiotic sulfacetimide
CN103521208A (en) Photocatalyst preparation method
CN103934014B (en) The preparation method of N doping indium sesquioxide nanometer rods/graphene oxide composite photo-catalyst
CN103007917A (en) Preparation method of nano-zinc oxide/diatomite compound photocatalytic material
CN104528867B (en) A kind of preparation method of carbon nanotube compound ferric vandate green deep water conditioner

Legal Events

Date Code Title Description
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20160824

Termination date: 20181225