CN107055740A - A kind of method that hydroquinones promotes ferriferous oxide catalyzing hydrogen peroxide degraded orange G waste water - Google Patents
A kind of method that hydroquinones promotes ferriferous oxide catalyzing hydrogen peroxide degraded orange G waste water Download PDFInfo
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- CN107055740A CN107055740A CN201710238567.6A CN201710238567A CN107055740A CN 107055740 A CN107055740 A CN 107055740A CN 201710238567 A CN201710238567 A CN 201710238567A CN 107055740 A CN107055740 A CN 107055740A
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- Prior art keywords
- waste water
- orange
- hydrogen peroxide
- ferriferous oxide
- hydroquinones
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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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
- C02F1/722—Oxidation by peroxides
-
- 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
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
- C02F2101/34—Organic compounds containing oxygen
-
- 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
- C02F2101/38—Organic compounds containing nitrogen
-
- 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
- C02F2101/40—Organic compounds containing sulfur
Abstract
The invention discloses a kind of method that hydroquinones promotes ferriferous oxide catalyzing hydrogen peroxide degraded orange G waste water.This method includes：Step 1, after hydroquinones and orange G waste water being mixed, pH is to faintly acid for regulation, stand-by；Step 2, ferriferous oxide and hydrogen peroxide are added into the mixed solution of step 1, at room temperature stirring extremely 30 40min of reaction；Step 3, the ferriferous oxide in separation and recovery reaction solution and the waste water after processing.The inventive method degraded contains orange G waste water, and flow is simple, and cost is low, efficiency high, and secondary pollution will not be produced to environment, and the recyclable recycling of nanoscale ferroso-ferric oxide is especially suitable for the processing of the low pH orange Gs waste water of degraded.
Description
Technical field
The invention belongs to water-treatment technology field, and in particular to a kind of hydroquinones promotes ferriferous oxide catalyzing hydrogen peroxide
The method of degraded orange G waste water.
Background technology
The processing of organic wastewater with difficult degradation thereby is always the difficult point in water technology, wherein being protruded the most with dyeing waste water.
Its pollution level is big, total emission volumn is big, difficult degradation the characteristics of cause processing to need to expend a large amount of manpower financial capacities.At present, it is domestic logical
The method that is combined frequently with bioanalysis and chemical method handles organic wastewater, but its reaction time is long, complex operation, and expense
Higher, treatment effect is general.
Traditional Fenton systems have reagent nontoxic, and homogeneous system mass transport is without hindrance, and equipment is simple, easy to operate,
The advantages of counter investment is small, is widely used in the processing of organic wastewater always.But there are several typical cases in tradition Fenton technologies
Technology restriction, play catalytic action in such as homogeneous system is that the presence of metal ion under metal ion, acid condition causes water
Colourity increase, after reaction terminates regulation pH value rise, a large amount of difficult and regeneration sludge can be formed；Meanwhile, in reaction
During there is ionic state catalyst loss and reaction terminate the consumption of rear ionic state catalyst formation hydroxide, cause
The utilization rate of catalyst is low, it is difficult to reclaims and easily produces secondary pollution.
The content of the invention
In view of the shortcomings of the prior art, ferriferous oxide is promoted to be catalyzed it is an object of the invention to provide a kind of hydroquinones
The method of hydrogen oxide degraded orange G waste water, the utilization rate of this method catalyst is high, and will not produce intractable iron cement.
A kind of method that hydroquinones promotes ferriferous oxide catalyzing hydrogen peroxide degraded orange G waste water, comprises the following steps：
Step 1, after hydroquinones and orange G waste water being mixed, pH is to faintly acid for regulation, stand-by；
Step 2, ferriferous oxide and hydrogen peroxide are added into the mixed solution of step 1, at room temperature stirring reaction 30-40min；
Step 3, the ferriferous oxide in separation and recovery reaction solution and the waste water after processing.
It is that the mol ratio of hydroquinones and orange G waste water is 0.5 in step 1 as improved:1, pH value is 3-4.
It is that the mol ratio of ferriferous oxide, hydrogen peroxide and orange G is 20 in step 2 as improved:20:1.
It is that the ferriferous oxide described in step 2 is nano ferriferrous oxide as improved.
It is that the concentration of orange G waste water is 0.08-0.1mmol/L in step 1 as improved.
Compared with prior art, advantage of the invention is as follows：
1st, the present invention replaces traditional ferrous ion using nanoscale ferroso-ferric oxide, will not produce sludge, it is not necessary to reprocess
Iron ion in waste water；
2nd, the nanoscale ferroso-ferric oxide recoverable in the present invention, reduces processing cost；
3rd, present invention process flow is simple, and cost is low, efficiency high, environment-friendly, it is adaptable to the processing work of low pH orange Gs waste water
Skill.
Brief description of the drawings
Fig. 1 is when m- clearance curve map of the embodiment 1 to orange G wastewater treatment；
Fig. 2 is when m- clearance curve map of the embodiment 2 to orange G wastewater treatment；
Fig. 3 is when m- clearance curve map of the embodiment 3 to orange G wastewater treatment.
Embodiment
With reference to specific implementation case, the present invention will be described in further detail, but technical solution of the present invention is not limited to
In set forth below for embodiment.
Embodiment 1
A kind of method that hydroquinones promotes ferriferous oxide catalyzing hydrogen peroxide degraded orange G waste water, comprises the following steps：
Step 1, it is that 0.1mmol/L orange G simulated wastewaters 500mL is placed in reactor by concentration, then puts into 0.025mmol to benzene
Diphenol, pH is to 3.0 for regulation, standby；
Step 2,0.231g nano ferriferrous oxides and 1mmol hydrogen peroxide are added into the mixed solution of step 1, at room temperature
React 30min；
Step 3, the ferriferous oxide in separation and recovery reaction solution and the waste water after processing.
Represented in the degradation results such as Fig. 1 of embodiment 1, wherein comparative example is only addition hydrogen peroxide degradation orange G waste water
When m- clearance curve map.The clearance that curve can be seen that only addition hydrogen peroxide from figure is only 5% in 30min,
And hydroquinones promotes the clearance of nano ferriferrous oxide catalyzing hydrogen peroxide degraded orange G waste water to may be up to 95%.Therefore,
Show that hydroquinones of the present invention promotes the method for ferriferous oxide catalyzing hydrogen peroxide degradation of organic waste water to ensure hydrogen peroxide
The high efficiency of degraded orange G waste water.
Embodiment 2
A kind of method that hydroquinones promotes ferriferous oxide catalyzing hydrogen peroxide degraded orange G waste water, comprises the following steps：
Step 1, it is that 0.1mmol/L orange G simulated wastewaters 500mL is placed in reactor by concentration, then puts into 0.05mmol to benzene
Diphenol, pH is to 3.0 for regulation, standby；
Step 2,0.231g nano ferriferrous oxides and 1mmol hydrogen peroxide are added, 30min is reacted at room temperature；
Step 3, the ferriferous oxide in separation and recovery reaction solution and the waste water after processing.
Represented in the degradation results such as Fig. 1 of embodiment 2, wherein comparative example is only addition ferriferous oxide catalyzing hydrogen peroxide body
System's degraded orange G waste water, it can be seen that ferriferous oxide catalyzing hydrogen peroxide degraded orange G explains speed in 30min
Only 30% or so, the present invention can reach 95% after promoting using hydroquinones in 30min.
Embodiment 3
A kind of method that hydroquinones promotes ferriferous oxide catalyzing hydrogen peroxide degraded orange G waste water, comprises the following steps：
Step 1, it is that 0.1mmol/L orange G simulated wastewaters 500mL is placed in reactor by concentration, then puts into 0.05mmol to benzene
Diphenol, pH is to 3.0 for regulation, standby；
Step 2,0.231g nano ferriferrous oxides are added（The nano ferriferrous oxide reclaimed in embodiment 1）With 1mmol peroxides
Change hydrogen, 30min is reacted at room temperature；
Step 3, the ferriferous oxide in separation and recovery reaction solution and the waste water after processing.
As seen from Figure 3, after using above method degraded 30min, the nano ferriferrous oxide of recovery is used as catalyst
Reuse 5 times, its catalytic activity is not substantially reduced, show that the stability of catalyst is preferable, can be repeated several times makes
With.
Embodiment 4
A kind of method that hydroquinones promotes ferriferous oxide catalyzing hydrogen peroxide degraded orange G waste water, comprises the following steps：
Step 1, it is that 0.1mmol/L orange G simulated wastewaters 500mL is placed in reactor by concentration, then puts into 0.05mmol to benzene
Diphenol, pH is to 3.0 for regulation, standby；
Step 2,0.231g nano ferriferrous oxides are added into the mixed solution of step 1（The oxygen of nanometer four reclaimed in embodiment 1
Change three-iron and brand-new nano ferriferrous oxide, wherein both mass ratioes are 1:1）With 1mmol hydrogen peroxide, at room temperature instead
Answer 30min；
Step 3, the ferriferous oxide in separation and recovery reaction solution and the waste water after processing.
After above method degraded 30min, the clearance of orange G can reach more than 95%.It can be seen that, the nanometer four of reuse is aoxidized
Three-iron is with brand-new nano ferriferrous oxide with 1:1 ratio, which is added, can also obtain good treatment effect.
Embodiment 5
A kind of method that hydroquinones promotes ferriferous oxide catalyzing hydrogen peroxide degraded orange G waste water, comprises the following steps：
Step 1, it is that 0.1mmol/L orange G simulated wastewaters 500mL is placed in reactor by concentration, then puts into 0.05mmol to benzene
Diphenol, pH is to 4.0 for regulation, standby；
Step 2,0.231g nano ferriferrous oxides and 1mmol hydrogen peroxide are added into the mixed solution of step 1, at room temperature
React 30min；
Step 3, the ferriferous oxide in separation and recovery reaction solution and the waste water after processing.
The present invention can reach 95% after promoting using hydroquinones in 30min.
Embodiment 6
A kind of method that hydroquinones promotes ferriferous oxide catalyzing hydrogen peroxide degraded orange G waste water, comprises the following steps：
Step 1, it is that 0.1mmol/L orange G simulated wastewaters 500mL is placed in reactor by concentration, then puts into 0.05mmol to benzene
Diphenol, adjusts pH to 4.0；
Step 2,0.231g nano ferriferrous oxides are added into the mixed solution of step 1（The oxygen of nanometer four reclaimed in embodiment 1
Change three-iron and brand-new nano ferriferrous oxide, wherein both mass ratioes are 1:1）With 1mmol hydrogen peroxide, at room temperature instead
Answer 30min；
Step 3, the ferriferous oxide in separation and recovery reaction solution and the waste water after processing.
The present invention can reach 95% after promoting using hydroquinones in 30min.
Embodiment 7
In addition to pH is 5.0 in step 2, other be the same as Examples 1.
The present invention can reach 95% after promoting using hydroquinones in 30min.
Embodiment 8
In addition to pH is 5.0 in step 2, other be the same as Examples 3.
The present invention can reach 95% after promoting using hydroquinones in 30min.
The specific embodiment of the present invention is described above.It is to be appreciated that the invention is not limited in above-mentioned
Particular implementation, those skilled in the art can make various deformations or amendments within the scope of the claims, this not shadow
Ring the substantive content of the present invention.
Claims (5)
1. a kind of method that hydroquinones promotes ferriferous oxide catalyzing hydrogen peroxide degraded orange G waste water, it is characterised in that including
Following steps：Step 1, after hydroquinones and orange G waste water being mixed, pH is to faintly acid for regulation, stand-by；Step 2, to step 1
Mixed solution in add ferriferous oxide and hydrogen peroxide, stirring reaction 30-40min at room temperature；Step 3, separation and recovery reaction
The waste water after ferriferous oxide and processing in liquid.
2. a kind of hydroquinones according to claim 1 promotes ferriferous oxide catalyzing hydrogen peroxide degraded orange G waste water
Method, it is characterised in that the mol ratio of hydroquinones and orange G waste water is 0.5 in step 1:1, pH value is 3-4.
3. a kind of hydroquinones according to claim 1 promotes ferriferous oxide catalyzing hydrogen peroxide degraded orange G waste water
Method, it is characterised in that the mol ratio of ferriferous oxide, hydrogen peroxide and orange G is 20 in step 2:20:1.
4. a kind of hydroquinones according to claim 1 promotes ferriferous oxide catalyzing hydrogen peroxide degraded orange G waste water
Method, it is characterised in that the ferriferous oxide described in step 2 is nano ferriferrous oxide.
5. a kind of hydroquinones according to claim 1 promotes ferriferous oxide catalyzing hydrogen peroxide degraded orange G waste water
Method, it is characterised in that the concentration of orange G waste water is 0.08-0.1mmol/L in step 1.
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| CN201710238567.6A CN107055740A (en) | 2017-04-13 | 2017-04-13 | A kind of method that hydroquinones promotes ferriferous oxide catalyzing hydrogen peroxide degraded orange G waste water |
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|---|---|---|---|---|
| US4861484A (en) * | 1988-03-02 | 1989-08-29 | Synlize, Inc. | Catalytic process for degradation of organic materials in aqueous and organic fluids to produce environmentally compatible products |
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| EP0622339A1 (en) * | 1993-04-30 | 1994-11-02 | Kodak-Pathe | Process for treating photographic effluents by means of ultraviolet radiation and hydrogen peroxide |
| US6046375A (en) * | 1996-04-12 | 2000-04-04 | The Board Of Trustees University Of Main System | Degradation and protection of organic compounds mediated by low molecular weight chelators |
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| WO1993001136A1 (en) * | 1991-07-05 | 1993-01-21 | Solarchem Enterprises Inc. | Enhanced oxidation treatment of contaminated effluents and groundwaters |
| EP0622339A1 (en) * | 1993-04-30 | 1994-11-02 | Kodak-Pathe | Process for treating photographic effluents by means of ultraviolet radiation and hydrogen peroxide |
| US6046375A (en) * | 1996-04-12 | 2000-04-04 | The Board Of Trustees University Of Main System | Degradation and protection of organic compounds mediated by low molecular weight chelators |
| US20020034421A1 (en) * | 2000-05-24 | 2002-03-21 | Rutgers University | Remediation of contaminates including low bioavailability hydrocarbons |
| CN101830542A (en) * | 2010-04-27 | 2010-09-15 | 华南师范大学 | Method for electrolyzing orange G by adopting cerium-doped tin antimony oxide coated titanium electrode |
| CN102161526A (en) * | 2011-03-04 | 2011-08-24 | 北京化工大学 | Application of magnesium oxide-loaded ferrocobalt metal magnetic nanometer material on degrading orange colour II in wastewater |
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Application publication date: 20170818 |