CN108623060A - A kind of minimizing technology of the useless Organic substance in water of vanillic aldehyde production - Google Patents
A kind of minimizing technology of the useless Organic substance in water of vanillic aldehyde production Download PDFInfo
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- CN108623060A CN108623060A CN201810535625.6A CN201810535625A CN108623060A CN 108623060 A CN108623060 A CN 108623060A CN 201810535625 A CN201810535625 A CN 201810535625A CN 108623060 A CN108623060 A CN 108623060A
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- Prior art keywords
- water
- waste water
- vanillic aldehyde
- wastewater
- vanillines
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Classifications
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- 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
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- 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
- C02F1/30—Treatment of water, waste water, or sewage by irradiation
-
- 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
- C02F1/66—Treatment of water, waste water, or sewage by neutralisation; pH adjustment
-
- 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
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
- C02F1/725—Treatment of water, waste water, or sewage by oxidation by catalytic oxidation
-
- 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
- C02F2001/007—Processes including a sedimentation step
-
- 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
- C02F2101/10—Inorganic compounds
- C02F2101/20—Heavy metals or heavy metal compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/34—Nature of the water, waste water, sewage or sludge to be treated from industrial activities not provided for in groups C02F2103/12 - C02F2103/32
- C02F2103/36—Nature of the water, waste water, sewage or sludge to be treated from industrial activities not provided for in groups C02F2103/12 - C02F2103/32 from the manufacture of organic compounds
Abstract
The invention discloses the minimizing technologies that a kind of vanillic aldehyde produces the Organic substance in water that gives up.It is as follows：(1) it is 500 2000 mg/litres by vanillic aldehyde production waste water mixed diluting to CODcr with water；(2) pH value of the vanillines wastewater after dilution is adjusted between 6.5 7.5 by alkaline solution；(3) nanometer Ag/AgCl modified zeolite composite materials stirring 20 in vanillines wastewater is added to after forty minutes, to react 12 hours under visible light photograph；(4) by the waste water filtering after step (3) photo-irradiation treatment, recycling obtains waste water after catalyst and organics removal.The present invention reacts under conditions of visible light shines, and the removal rate of organic matter is that 99% or so, CODcr is down to 50 mg/litres hereinafter, reaching national grade one discharge standard.Present invention process is simple, processing cost is relatively low, CODcr removal rates are high, secondary pollution is few, treatment process is environmentally protective.
Description
Technical field
The present invention relates to a kind of processing methods of useless Organic substance in water more particularly to vanillic aldehyde to produce the Organic substance in water that gives up
Minimizing technology.
Background technology
Vanillic aldehyde is a kind of widely used edible spices, can find, can also manually close in the seed of vanilla
At there is strong milk breath.Vanillic aldehyde is a kind of important fragrance and food additives, is widely used in various food and is used with daily use chemicals
The year usage amount of the flavoring of product, the current whole world has reached 1.8 ten thousand tons or so.
Acetaldehyde acid system is current vanillic aldehyde synthetic method most common in the world, in the process of acetaldehyde acid system synthesis of vanillin
In will produce a large amount of CODcr 5000 mg/litres or so organic wastewater.The waste water contains gas chromatography, and main component is
Aromatic series aldehyde compound containing phenolic hydroxyl group, it is difficult to be degraded with bioanalysis.Constituent part when heating in waste water can gather
Phenomenon is closed, pipeline is blocked.
Photocatalysis oxidation technique is a kind of relatively advanced efficient method for treating wastewater, which existed using photochemical catalyst
The organic matter for dissolving and suspending in waste water is carried out deep oxidation in water phase and decomposed instead by the oxyradical generated under illumination condition
It answers, the oxidation operation in waste water is become into CO2、H2O、N2It waits products and removes.The technology has applied widely, processing effect
The features such as rate is high, secondary pollution is few, oxidation rate is fast, meets environment protection requirement.
Invention content
For overcome the deficiencies in the prior art, the purpose of the present invention is to provide a kind of vanillic aldehydes to produce the Organic substance in water that gives up
Minimizing technology.Nanometer Ag/AgCl- modified zeolite composite materials are applied to processing vanillines wastewater, processing speed by the present invention
Soon, high treating effect.
Technical scheme of the present invention is specifically described as follows.
The present invention provides a kind of minimizing technology of the useless Organic substance in water of vanillic aldehyde production, is as follows：
(1) it is in proportion 500-2000 mg/litres with vanillic aldehyde production waste water mixed diluting to CODcr with water；
(2) pH value of the vanillines wastewater after dilution is adjusted between 6.5-7.5 by alkaline solution；
(3) nanometer Ag/AgCl- modified zeolite composite materials are added to after being stirred 20-40 minutes in vanillines wastewater,
Under conditions of visible light shines, react 1-2 hours；
(4) by the waste water filtering after step (3) photo-irradiation treatment, recycling obtains waste water after catalyst and organics removal.
In the present invention, step (1), the water of dilution vanillic aldehyde production waste water is the chinese cymbidium that tap water or COD are less than 50mg/L
Element processing tail water.
In the present invention, in step (2), alkaline solution is sodium hydroxide or potassium hydroxide.
In the present invention, in step (3), the rate of charge of nanometer Ag/AgCl- modified zeolites composite material and vanillines wastewater is
1:2~2:1g/L.
In the present invention, in step (3), the morphology characterization parameter of nanometer Ag/AgCl- modified zeolite composite materials is as follows：Ag/
AgCl/Fe-ZX is spherical in shape, and area load nano particle, aperture is between 0.785-0.795nm, specific surface area 0.0850-
0.0900m2g-1, pore volume 0.240-0.250cm3g-1, saturation magnetic intensity is in 30-32emu g-1Between.
In the present invention, in step (3), it is seen that illumination is the LED light or natural light of 50W-500W.
In the present invention, in step (4), filtering uses membrane filtration or sedimentation basin.
Compared to the prior art, the beneficial effects of the present invention are：The present invention has treatment effeciency high, removes COD and is up to
90% or more, secondary pollution is few, by organic pollution permineralization, the spies such as no secondary species generation, oxidation rate fast (1~2h)
Point, meets environment protection requirement.
Description of the drawings
Fig. 1 is the Ag/AgCl- modified zeolites composite material by embodiment 1,2,3 and 4 under visible light illumination to vanillic aldehyde
The useless Organic substance in water of production carries out the removal rate collection of illustrative plates of degradation removal.
Specific implementation mode
With reference to specific embodiments and the drawings, the present invention is described in detail.
In embodiment, the preparation method of nanometer Ag/AgCl- modified zeolite composite materials is as follows：
Synthetic zeolite X presomas first, according to Na2O:Al2O3:SiO2:H2The molar ratio of O is 7.15:1:2.2:122 weigh
Na2O、Al2O3、SiO2And H2O is mixed, and is then heated to boiling, and is stirred the mixture for 1 hour, and X zeolite forerunner is just formed
Liquid solution.The nano zero valence iron (NZVI) of mass fraction 5% is added in the presoma of X zeolite, just forms the gel of black.
Black gel is stirred 1 hour, until homogeneous.Finally, the stainless steel that black gel is moved into polytetrafluoroethyllining lining is high
It presses in reaction kettle, crystallization 3 hours under 70 DEG C of temperature condition.After crystallization, reaction kettle is taken out, cooled to room temperature, is produced
Object is dried at room temperature.It is final to obtain black powder Fe-ZX.
By Ag2SO4(10mmol) is dissolved in 2mol L-1In ammonium hydroxide (50mL).Then by Fe-ZX (1g) and Ag2SO4Ammonia
Aqueous solution is mixed to form Ag2SO4/ (x) Fe-ZX solution.The saturated solution (50mL) and Ag of NaCl2SO4/ Fe-ZX solution mixes shape
At AgCl/ (x) Fe-ZX solution.AgCl/Fe-ZX solution is last in 30 minutes of 300W Xe lamps (Newport, USA) irradiation, uses
Deionized water washing sample and drying obtain Ag/AgCl/Fe-ZX samples.Structural characterization parameter is spherical in shape, area load
Nano particle, aperture 0.793nm, specific surface area 0.0880m2g-1, pore volume 0.248cm3g-1, being saturated magnetic intensity is
31.12emu g-1。
Embodiment 1
The processing method of the present embodiment specifically includes following steps：
(1) it is 500 mg/litres with the vanillic aldehyde production waste water that tap water dilution CODcr is 5000 mg/litres to CODcr；
(2) pH value of the vanillines wastewater after dilution is adjusted to 7 or so using sodium hydroxide；
(3) the Ag/AgCl/Fe-ZX composite materials of 0.5g/L are added into vanillines wastewater, after stirring 30 minutes,
Under the illumination condition of 500W xenon lamps, react 1 hour.
(4) waste water of step (3) processing is finally recycled into catalyst by membrane filtration.
Embodiment 2
The processing method of the present embodiment specifically includes following steps：
(1) it is 2000 mg/litres with tap water dilution vanillic aldehyde production waste water to CODcr；
(2) pH value of the vanillines wastewater after dilution is adjusted to 7 or so using potassium hydroxide；
(3) the Ag/AgCl/Fe-ZX composite materials of 2g/L are added into vanillines wastewater, after stirring 30 minutes,
Under conditions of the illumination of 500W xenon lamps, react 2 hours.
(4) waste water of step (3) processing is finally recycled into catalyst by sedimentation basin.
Embodiment 3
The processing method of the present embodiment specifically includes following steps：
(1) it is 1000 mg/litres with tap water dilution vanillic aldehyde production waste water to CODcr；
(2) pH value of the vanillines wastewater after dilution is adjusted to 7 or so using potassium hydroxide；
(3) the Ag/AgCl/Fe-ZX composite materials of 1g/L are added into vanillines wastewater, after stirring 30 minutes,
Under conditions of the illumination of 500W xenon lamps, react 2 hours.
(4) waste water of step (3) processing is finally recycled into catalyst by sedimentation basin.
Embodiment 4
The processing method of the present embodiment specifically includes following steps：
(1) it is 1500 mg/litres with tap water dilution vanillic aldehyde production waste water to CODcr；
(2) pH value of the vanillines wastewater after dilution is adjusted to 7 or so using potassium hydroxide；
(3) the Ag/AgCl/Fe-ZX composite materials 1.5g/L in the embodiment of recycling 1 is added into vanillines wastewater,
After stirring 30 minutes, under conditions of the illumination of 500W xenon lamps, react 2 hours.
(4) finally by the waste water of step (3) processing, by membrane filtration, discharge.
Application Example
The Ag/AgCl- modified zeolites composite material of embodiment 1,2,3 and 4 under visible light illumination produces vanillic aldehyde
Useless Organic substance in water carries out degradation removal, and the results are shown in Figure 1.
The removal rate of the organic matter of embodiment 1,2,3,4 is 97%, 99%, 98%, 95% respectively, after photocatalysis
CODcr is 150,50,100,250 milligrams per liter respectively.
Claims (7)
- The minimizing technology of Organic substance in water 1. a kind of vanillic aldehyde production is given up, which is characterized in that be as follows：(1) it is in proportion 500-2000 mg/litres with vanillic aldehyde production waste water mixed diluting to CODcr with water；(2) pH value of the vanillines wastewater after dilution is adjusted between 6.5-7.5 by alkaline solution；(3) nanometer Ag/AgCl- modified zeolite composite materials are added to after being stirred 20-40 minutes in vanillines wastewater, visible Under conditions of illumination, react 1-2 hours；(4) by the waste water filtering after step (3) photo-irradiation treatment, recycling obtains waste water after catalyst and organics removal.
- 2. processing method according to claim 1, which is characterized in that step (1), the water that dilution vanillic aldehyde produces waste water are The vanillic aldehyde of tap water or COD less than 50mg/L handles tail water.
- 3. processing method according to claim 1, which is characterized in that in step (2), alkaline solution be sodium hydroxide or Potassium hydroxide.
- 4. processing method according to claim 1, which is characterized in that in step (3), nanometer Ag/AgCl- modified zeolites are multiple The rate of charge of condensation material and vanillines wastewater is 1:2~2:1g/L.
- 5. processing method according to claim 1, which is characterized in that in step (3), nanometer Ag/AgCl- modified zeolites are multiple The morphology characterization parameter of condensation material is as follows：Ag/AgCl/Fe-ZX is spherical in shape, area load nano particle, aperture 0.785- Between 0.795nm, specific surface area 0.0850-0.0900m2g-1, pore volume 0.240-0.250cm3g-1, it is saturated magnetic intensity and exists 30-32emu g-1Between.
- 6. processing method according to claim 1, which is characterized in that in step (3), it is seen that illumination is 50W-500W's LED light or natural light.
- 7. processing method according to claim 1, which is characterized in that in step (4), filtering uses membrane filtration or precipitation Pond.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110040875A (en) * | 2019-05-06 | 2019-07-23 | 上海应用技术大学 | A kind of minimizing technology of the useless Organic substance in water of coating material production |
| CN110282694A (en) * | 2019-07-31 | 2019-09-27 | 上海应用技术大学 | A kind of method that ultraviolet/persulfate group technology removes phenylurea analog herbicide isoproturon in water removal |
| CN110590070A (en) * | 2019-09-30 | 2019-12-20 | 华东理工大学 | Biological treatment method for production wastewater of vanillin and derivatives thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05221632A (en) * | 1992-02-07 | 1993-08-31 | Ube Ind Ltd | Method for recovering salt cake from waste liquor of vanillin |
| CN101580319A (en) * | 2009-06-29 | 2009-11-18 | 嘉兴市中华化工有限责任公司 | Processing method for waster water generated in the process of synthesizing vanilline by glyoxylate method |
| CN103086866A (en) * | 2013-02-19 | 2013-05-08 | 中国科学院化学研究所 | Method for synthesizing acid by oxidizing aldehyde in photocatalytic selective mode |
| CN105254035A (en) * | 2015-11-23 | 2016-01-20 | 济南昊泽环保科技有限公司 | Essence production wastewater treating agent and wastewater treatment method |
| CN205832927U (en) * | 2016-07-01 | 2016-12-28 | 广州紫科环保科技股份有限公司 | A kind of spice emission-control equipment |
| CN106630297A (en) * | 2017-01-18 | 2017-05-10 | 上海应用技术大学 | Wet-method catalytic oxidation treatment method of vanillin production wastewater |
-
2018
- 2018-05-29 CN CN201810535625.6A patent/CN108623060A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05221632A (en) * | 1992-02-07 | 1993-08-31 | Ube Ind Ltd | Method for recovering salt cake from waste liquor of vanillin |
| CN101580319A (en) * | 2009-06-29 | 2009-11-18 | 嘉兴市中华化工有限责任公司 | Processing method for waster water generated in the process of synthesizing vanilline by glyoxylate method |
| CN103086866A (en) * | 2013-02-19 | 2013-05-08 | 中国科学院化学研究所 | Method for synthesizing acid by oxidizing aldehyde in photocatalytic selective mode |
| CN105254035A (en) * | 2015-11-23 | 2016-01-20 | 济南昊泽环保科技有限公司 | Essence production wastewater treating agent and wastewater treatment method |
| CN205832927U (en) * | 2016-07-01 | 2016-12-28 | 广州紫科环保科技股份有限公司 | A kind of spice emission-control equipment |
| CN106630297A (en) * | 2017-01-18 | 2017-05-10 | 上海应用技术大学 | Wet-method catalytic oxidation treatment method of vanillin production wastewater |
Non-Patent Citations (1)
| Title |
|---|
| 安栋: "催化氧化技术用于四环素废水深度处理的研究", 《中国优秀硕士学位论文全文数据库 工程科技I辑》 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110040875A (en) * | 2019-05-06 | 2019-07-23 | 上海应用技术大学 | A kind of minimizing technology of the useless Organic substance in water of coating material production |
| CN110282694A (en) * | 2019-07-31 | 2019-09-27 | 上海应用技术大学 | A kind of method that ultraviolet/persulfate group technology removes phenylurea analog herbicide isoproturon in water removal |
| CN110590070A (en) * | 2019-09-30 | 2019-12-20 | 华东理工大学 | Biological treatment method for production wastewater of vanillin and derivatives thereof |
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Application publication date: 20181009 |