CN110482676A - A method of processing methylene blue waste water - Google Patents
A method of processing methylene blue waste water Download PDFInfo
- Publication number
- CN110482676A CN110482676A CN201910787129.4A CN201910787129A CN110482676A CN 110482676 A CN110482676 A CN 110482676A CN 201910787129 A CN201910787129 A CN 201910787129A CN 110482676 A CN110482676 A CN 110482676A
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- CN
- China
- Prior art keywords
- methylene blue
- silicate
- waste water
- bimetallic
- cobalt
- 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.)
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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
- C02F1/72—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
- C02F2101/308—Dyes; Colorants; Fluorescent agents
-
- 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
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/30—Nature of the water, waste water, sewage or sludge to be treated from the textile industry
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2305/00—Use of specific compounds during water treatment
- C02F2305/02—Specific form of oxidant
- C02F2305/026—Fenton's reagent
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Catalysts (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
Abstract
The invention discloses a kind of methods for handling methylene blue waste water, include the following steps: at room temperature, bimetallic silicate (ferrosilite cobalt, manganous silicate cobalt, silicic acid copper-manganese, ferrosilite copper, any one in cobaltous silicate cerium) and hydrogen peroxide are added in methylene blue waste water, it is reacted by bimetallic catalyzed by silicate fenton-type reagent, realizes the removal of methylene blue.The processing method of methylene blue waste water of the invention, simple process, without adjusting pH value of waste water, short processing time, materials are few, and treatment effeciency is high.It is expected to become a kind of environmental-friendly wastewater treatment method as the fenton-type reagent method of catalyst using bimetallic silicate.
Description
Technical field
The present invention provides a kind of method for handling methylene blue waste water, belongs to dye wastewater treatment field.
Background technique
The processing method of textile printing and dyeing wastewater has absorption method, flocculence, electrolysis method, bioanalysis and advanced oxidation processes.
The disadvantages of Fenton oxidation method is most common advanced oxidation processes, but there are reaction time length, pH narrow application range.Fenton-like
Oxidizing process has and is not controlled by pH value, and reaction product is only the advantage of clean carbon dioxide and water.Iron, cobalt, manganese, copper, cerium
Oxide is exactly a kind of typical Fenton-like type catalyst, catalytic activity with higher.However above-mentioned metal oxide system
Standby complex process, synthesis temperature is high, the period is long.
Metallosilicate material has had both the dual characteristics of the multivalent state of metal oxide and the structural stability of silicate,
Resourceful, cheap, reactivity is higher, and is easy preparation.However in the prior art also not about by bimetallic silicon
Hydrochlorate (ferrosilite cobalt, manganous silicate cobalt, silicic acid copper-manganese, ferrosilite copper, cobaltous silicate cerium) is as Fenton-like type catalyst for locating
Manage the report of methylene blue waste water.The present invention provides a kind of methods for handling methylene blue waste water, for bimetallic silicate
The further application of material has great importance.
Summary of the invention
The object of the present invention is to provide a kind of methods for handling methylene blue waste water, to achieve the above object, institute of the present invention
The technical scheme steps of use are as follows:
A method of processing methylene blue waste water, which is characterized in that at room temperature, bimetallic silicon is added in methylene blue waste water
Hydrochlorate (ferrosilite cobalt, manganous silicate cobalt, silicic acid copper-manganese, ferrosilite copper, any one in cobaltous silicate cerium) and hydrogen peroxide, are being stirred
It mixes under effect, is kept for 60 minutes, reacted by bimetallic catalyzed by silicate fenton-type reagent, realize the removal of methylene blue.
The methylene blue wastewater treatment method, which is characterized in that methylene blue methylene blue in waste, bimetallic silicon
The content of hydrochlorate and hydrogen peroxide is respectively 0.05g/L, 0.1g/L, 16.7g/L.
Beneficial effects of the present invention:
(1) method of a kind of processing methylene blue waste water of the invention, simple process handle the time without adjusting pH value of waste water
Short, materials are few, and treatment effeciency is high.
Specific embodiment
The invention will be further described in conjunction with the embodiments, it should illustrate to be, following the description is merely to explain this hair
It is bright, its content is not defined.
The calculation method of Methylene Blue removal rate of the present invention are as follows: measure methylene with ultraviolet specrophotometer at 664nm
The absorbance of base indigo plant waste water finds out the removal of methylene blue by the variation of methylene blue waste water absorbance before and after oxidation reaction
Rate.Calculation formula are as follows: removal rate (%)=(A0- A)/A0× 100%, in formula, A0For the absorbance before methylene blue waste water reaction
Value, A are the absorbance value after reaction.
Embodiment 1
It takes 5.68g sodium metasilicate and metal salt (4.04g ferric nitrate, 2.81g cobaltous sulfate) to be dissolved in 50mL deionized water respectively, is stirring
It mixes under effect, sodium silicate solution is slowly added into metal salt solution, form mixed solution, persistently stir 15 points at room temperature
Clock, centrifugation, is cleaned 3 times with deionized water, is dried at 60 DEG C, and taupe ferrosilite cobalt dust is obtained.
It takes 10mg ferrosilite cobalt to be dissolved in the methylene blue waste water that 95mL concentration is 50mg/L, is added under stirring
The hydrogen peroxide that 5mL mass fraction is 30% is kept for 60 minutes, and the removal rate of methylene blue is up to 99.2%.
Embodiment 2
It takes 5.68g sodium metasilicate and metal salt (1.98g manganese chloride, 2.81g cobaltous sulfate) to be dissolved in 50mL deionized water respectively, is stirring
It mixes under effect, sodium silicate solution is slowly added into metal salt solution, form mixed solution, persistently stir 15 points at room temperature
Clock, centrifugation, is cleaned 3 times with deionized water, is dried at 60 DEG C, and Dark grey manganous silicate cobalt dust is obtained.
It takes 10mg manganous silicate cobalt to be dissolved in the methylene blue waste water that 95mL concentration is 50mg/L, is added under stirring
The hydrogen peroxide that 5mL mass fraction is 30% is kept for 60 minutes, and the removal rate of methylene blue is up to 95.7%.
Embodiment 3
It takes 5.68g sodium metasilicate and metal salt (1.98g manganese chloride, 2.5g copper sulphate) to be dissolved in 50mL deionized water respectively, is stirring
It mixes under effect, sodium silicate solution is slowly added into metal salt solution, form mixed solution, persistently stir 15 points at room temperature
Clock, centrifugation, is cleaned 3 times with deionized water, is dried at 60 DEG C, and light grey manganous silicate copper powders are obtained.
It takes 10mg silicic acid copper-manganese to be dissolved in the methylene blue waste water that 95mL concentration is 50mg/L, is added under stirring
The hydrogen peroxide that 5mL mass fraction is 30% is kept for 60 minutes, and the removal rate of methylene blue is up to 80.4%.
Embodiment 4
It takes 5.68g sodium metasilicate and metal salt (4.04g ferric nitrate, 2.5g copper sulphate) to be dissolved in 50mL deionized water respectively, is stirring
It mixes under effect, sodium silicate solution is slowly added into metal salt solution, form mixed solution, persistently stir 15 points at room temperature
Clock, centrifugation, is cleaned 3 times with deionized water, is dried at 60 DEG C, and cyan silicic acid iron-copper powder is obtained.
It takes 10mg ferrosilite copper to be dissolved in the methylene blue waste water that 95mL concentration is 50mg/L, is added under stirring
The hydrogen peroxide that 5mL mass fraction is 30% is kept for 60 minutes, and the removal rate of methylene blue is up to 90.7%.
Embodiment 5
It takes 5.68g sodium metasilicate and metal salt (2.81g cobaltous sulfate, 4.04g cerous sulfate) to be dissolved in 50mL deionized water respectively, is stirring
It mixes under effect, sodium silicate solution is slowly added into metal salt solution, form mixed solution, persistently stir 15 points at room temperature
Clock, centrifugation, is cleaned 3 times with deionized water, is dried at 60 DEG C, is obtained faint yellow cobaltous silicate cerium powder.
It takes 10mg cobaltous silicate cerium to be dissolved in the methylene blue waste water that 95mL concentration is 50mg/L, is added under stirring
The hydrogen peroxide that 5mL mass fraction is 30% is kept for 60 minutes, and the removal rate of methylene blue is up to 92.9%.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
Member, under the premise of not departing from the method for the present invention, can also make several improvements and modifications, these improvements and modifications also should be regarded as
Protection scope of the present invention.
Claims (2)
1. a kind of method for handling methylene blue waste water, which comprises the steps of: at room temperature, useless in methylene blue
It is (ferrosilite cobalt, manganous silicate cobalt, silicic acid copper-manganese, ferrosilite copper, any one in cobaltous silicate cerium that bimetallic silicate is added in water
Kind) and hydrogen peroxide, under stirring, holding 60 minutes.
2. methylene blue wastewater treatment method as described in claim 1, which is characterized in that methylene blue waste water methylene
The content of blue, bimetallic silicate and hydrogen peroxide is respectively 0.05g/L, 0.1g/L, 16.7g/L.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201910787129.4A CN110482676A (en) | 2019-08-25 | 2019-08-25 | A method of processing methylene blue waste water |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910787129.4A CN110482676A (en) | 2019-08-25 | 2019-08-25 | A method of processing methylene blue waste water |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2003047750A1 (en) * | 2001-11-30 | 2003-06-12 | Hydrocarbon Technologies, Inc. | Olefin epoxidation with dual functional catalyst |
| CN101659417A (en) * | 2008-08-28 | 2010-03-03 | 中国科学院合肥物质科学研究院 | Porous silicate nanometer hollow granule and preparation method thereof |
| CN107321362A (en) * | 2017-06-29 | 2017-11-07 | 湘潭大学 | A kind of application for the method and the catalyst for preparing three metal silicate catalysts |
| CN107497434A (en) * | 2017-09-20 | 2017-12-22 | 华北电力大学 | Catalyst for heterogeneous class Fenton's reaction |
| CN107720929A (en) * | 2017-11-15 | 2018-02-23 | 太原工业学院 | A kind of method for handling Methyl Orange in Wastewater |
| CN108786810A (en) * | 2018-05-18 | 2018-11-13 | 东南大学 | A kind of magnetism cupric silicate and its application in catalytic degradation methylene blue waste water |
| CN109019618A (en) * | 2018-08-15 | 2018-12-18 | 曲阜师范大学 | A kind of preparation method of cupric silicate hollow microsphere |
| CN110026194A (en) * | 2019-04-30 | 2019-07-19 | 济南大学 | A kind of method preparing block complex class fenton catalyst material and resulting materials and application |
-
2019
- 2019-08-25 CN CN201910787129.4A patent/CN110482676A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2003047750A1 (en) * | 2001-11-30 | 2003-06-12 | Hydrocarbon Technologies, Inc. | Olefin epoxidation with dual functional catalyst |
| CN101659417A (en) * | 2008-08-28 | 2010-03-03 | 中国科学院合肥物质科学研究院 | Porous silicate nanometer hollow granule and preparation method thereof |
| CN107321362A (en) * | 2017-06-29 | 2017-11-07 | 湘潭大学 | A kind of application for the method and the catalyst for preparing three metal silicate catalysts |
| CN107497434A (en) * | 2017-09-20 | 2017-12-22 | 华北电力大学 | Catalyst for heterogeneous class Fenton's reaction |
| CN107720929A (en) * | 2017-11-15 | 2018-02-23 | 太原工业学院 | A kind of method for handling Methyl Orange in Wastewater |
| CN108786810A (en) * | 2018-05-18 | 2018-11-13 | 东南大学 | A kind of magnetism cupric silicate and its application in catalytic degradation methylene blue waste water |
| CN109019618A (en) * | 2018-08-15 | 2018-12-18 | 曲阜师范大学 | A kind of preparation method of cupric silicate hollow microsphere |
| CN110026194A (en) * | 2019-04-30 | 2019-07-19 | 济南大学 | A kind of method preparing block complex class fenton catalyst material and resulting materials and application |
Non-Patent Citations (3)
| Title |
|---|
| SHU-MENG HAO等: "Hollow Manganese Silicate Nanotubes with Tunable Secondary Nanostructures as Excellent Fenton-Type Catalysts for Dye Decomposition at Ambient Temperature", 《ADVANCED FUNCTIONAL MATERIALS》 * |
| 李兵等: "《污泥表征与预处理技术》", 31 August 2010, 冶金工业出版社 * |
| 赵吉: "双金属芬顿体系氧化水中有机物的效能与机理研究", 《中国博士学位论文全文数据库工程科技I辑》 * |
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Application publication date: 20191122 |
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