CN106268687A - A kind of composite porous material processing waste water from dyestuff and preparation method thereof - Google Patents
A kind of composite porous material processing waste water from dyestuff and preparation method thereof Download PDFInfo
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- CN106268687A CN106268687A CN201610673613.0A CN201610673613A CN106268687A CN 106268687 A CN106268687 A CN 106268687A CN 201610673613 A CN201610673613 A CN 201610673613A CN 106268687 A CN106268687 A CN 106268687A
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- dyestuff
- waste water
- porous material
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- material processing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/22—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising organic material
- B01J20/26—Synthetic macromolecular compounds
-
- 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
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/285—Treatment of water, waste water, or sewage by sorption using synthetic organic sorbents
-
- 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
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/08—Chemical Oxygen Demand [COD]; Biological Oxygen Demand [BOD]
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Analytical Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Water Treatment By Sorption (AREA)
Abstract
The invention provides a kind of composite porous material processing waste water from dyestuff and preparation method thereof.It is made up of following steps: polyvinyl alcohol, superfine wool powder, chlorella powder and deionized water are mixed by (1), stirs 15 30 minutes at temperature 70 90 DEG C；(2) add 40% formalin, slowly drip sulphuric acid simultaneously, continue stirring reaction 20 40 minutes；(3) add polyvinylpyrrolidone, sodium bicarbonate, ammonium sulfate and glycerol, stir under temperature 60 70 DEG C, rotating speed 100 150r/min；(4) add polyoxyethylene lauryl ether, arabic gum and normal hexane, be heated to 75 80 DEG C, continue stirring；(5) pour in mould, put into and baking oven is baked 56 hours at temperature 60 70 DEG C and get final product.The composite porous material processing waste water from dyestuff of the present invention, has good water absorbing properties, good decolorizing effect, has good adsorption effect simultaneously to waste water from dyestuff.
Description
Technical field
The present invention relates to field of waste water treatment, be specifically related to a kind of composite porous material processing waste water from dyestuff and preparation thereof
Method.
Background technology
Textile industry is the important conventional column industry of Chinese national economy, and during wherein printing and dyeing industry is textile industry
Important component part, in whole textile industry chain, there is the effect formed a connecting link, there is huge consumption market.Printing and dyeing work
Industry all has important effect at aspects such as industrial circle, financial field and Regional Economic Developments.But recently as printing and dyeing row
The development of industry and expansion, the water that it is caused pollutes and also has been a great concern, and the pollutant in dyeing waste water are main
Be the textile fabric products such as cotton wool given off in the technical processs such as pretreatment, dyeing, stamp, arrangement pollutant, salt,
Various slurries, dyestuff, surfactant and soda acid etc. additional in oils and lipid, and the course of processing.If these waste water are not
Process in time, it will environment causing pollution greatly, even works the mischief health, therefore, research and development have
Effect ground processes the material of these waste water from dyestuff becomes the most important thing, is each researcher and the target of enterprise's needs joint efforts.
Summary of the invention
Solve the technical problem that: it is an object of the invention to provide a kind of composite porous material processing waste water from dyestuff, tool
There are good water absorbing properties, good decolorizing effect, waste water from dyestuff is had good adsorption effect simultaneously.
Technical scheme: a kind of composite porous material processing waste water from dyestuff, is prepared from weight portion by following component:
40% formalin 17-35 part, polyvinyl alcohol 10-20 part, superfine wool powder 0.5-1 part, chlorella powder 1-2 part, polyvinylpyrrolidine
Ketone 1-2 part, polyoxyethylene lauryl ether 3-5 part, arabic gum 1-3 part, sodium bicarbonate 3-5 part, ammonium sulfate 1-2 part, normal hexane
4-8 part, glycerol 2-4 part, sulphuric acid 5-10 part, deionized water 100-200 part.
It is further preferred that described a kind of composite porous material processing waste water from dyestuff, by following component with weight portion
It is prepared from: 40% formalin 20-30 part, polyvinyl alcohol 12-17 part, superfine wool powder 0.6-0.9 part, chlorella powder 1.2-1.7
Part, polyvinylpyrrolidone 1.3-1.8 part, polyoxyethylene lauryl ether 3.5-4.5 part, arabic gum 1.5-2.5 part, bicarbonate
Sodium 3.5-4.5 part, ammonium sulfate 1.3-1.8 part, normal hexane 5-7 part, glycerol 2.5-3.5 part, sulphuric acid 6-9 part, deionized water
120-180 part.
The preparation method of the composite porous material of above-mentioned process waste water from dyestuff comprises the following steps:
(1) polyvinyl alcohol, superfine wool powder, chlorella powder and deionized water are mixed, at temperature 70-90 DEG C, stir 15-30
Minute；
(2) add 40% formalin, slowly drip sulphuric acid simultaneously, continue stirring reaction 20-40 minute；
(3) polyvinylpyrrolidone, sodium bicarbonate, ammonium sulfate and glycerol are added, at temperature 60-70 DEG C, rotating speed 100-
Stir 20-30 minute under 150r/min；
(4) add polyoxyethylene lauryl ether, arabic gum and normal hexane, be heated to 75-80 DEG C, continue stirring 10-30 and divide
Clock；
(5) pour in mould, put into and baking oven is baked 5-6 hour at temperature 60-70 DEG C and get final product.
It is further preferred that temperature is 80 DEG C in step (1), mixing time is 20-25 minute.
It is further preferred that mixing time is 25-35 minute in step (2).
It is further preferred that temperature is 65 DEG C in step (3), rotating speed is 110-140r/min, and mixing time is 25 minutes.
It is further preferred that be heated to 76-79 DEG C in step (4), mixing time is 15-25 minute.
It is further preferred that oven temperature is 65 DEG C in step (5), baking time is 5.5 hours.
Beneficial effect: the water retention of the composite porous material processing waste water from dyestuff of the present invention, up to 8.86%, has very well
Water absorbing properties, to the percent of decolourization containing the waste water that concentration is 104.66mg/L Direct Red 23 up to 97.6%, good decolorizing effect,
Meanwhile, to the clearance of COD in waste water also up to 85.7%, there is good adsorption effect.
Detailed description of the invention
Embodiment 1
A kind of composite porous material processing waste water from dyestuff, is prepared from weight portion by following component: 40% formalin 17 parts,
Polyvinyl alcohol 10 parts, 0.5 part of superfine wool powder, chlorella powder 1 part, polyvinylpyrrolidone 1 part, polyoxyethylene lauryl ether 3
Part, arabic gum 1 part, sodium bicarbonate 3 parts, 1 part of ammonium sulfate, normal hexane 4 parts, glycerol 2 parts, 5 parts of sulphuric acid, deionized water 100
Part.
The preparation method of the composite porous material of above-mentioned process waste water from dyestuff is:
(1) polyvinyl alcohol, superfine wool powder, chlorella powder and deionized water are mixed, stir 15 minutes under temperature 70 C；
(2) add 40% formalin, slowly drip sulphuric acid simultaneously, continue stirring reaction 20 minutes；
(3) polyvinylpyrrolidone, sodium bicarbonate, ammonium sulfate and glycerol are added, under temperature 60 C, rotating speed 100r/min
Stir 20 minutes；
(4) add polyoxyethylene lauryl ether, arabic gum and normal hexane, be heated to 75 DEG C, continue stirring 10 minutes；
(5) pour in mould, put into and baking oven is baked 5 hours under temperature 60 C and get final product.
Embodiment 2
A kind of composite porous material processing waste water from dyestuff, is prepared from weight portion by following component: 40% formalin 20 parts,
Polyvinyl alcohol 12 parts, 0.6 part of superfine wool powder, chlorella powder 1.2 parts, polyvinylpyrrolidone 1.3 parts, lauryl alcohol polyethylene glycol oxide
3.5 parts of ether, arabic gum 1.5 parts, sodium bicarbonate 3.5 parts, 1.3 parts of ammonium sulfate, normal hexane 5 parts, glycerol 2.5 parts, sulphuric acid 6
Part, deionized water 120 parts.
The preparation method of the composite porous material of above-mentioned process waste water from dyestuff is:
(1) polyvinyl alcohol, superfine wool powder, chlorella powder and deionized water are mixed, stir 20 minutes at temperature 80 DEG C；
(2) add 40% formalin, slowly drip sulphuric acid simultaneously, continue stirring reaction 25 minutes；
(3) polyvinylpyrrolidone, sodium bicarbonate, ammonium sulfate and glycerol are added, under temperature 65 DEG C, rotating speed 110r/min
Stir 25 minutes；
(4) add polyoxyethylene lauryl ether, arabic gum and normal hexane, be heated to 76 DEG C, continue stirring 15 minutes；
(5) pour in mould, put into and baking oven is baked 5.5 hours at temperature 65 DEG C and get final product.
Embodiment 3
A kind of composite porous material processing waste water from dyestuff, is prepared from weight portion by following component: 40% formalin 26 parts,
Polyvinyl alcohol 15 parts, 0.75 part of superfine wool powder, chlorella powder 1.5 parts, polyvinylpyrrolidone 1.5 parts, lauryl alcohol polyoxy second
4 parts of alkene ether, arabic gum 2 parts, sodium bicarbonate 4 parts, 1.5 parts of ammonium sulfate, normal hexane 6 parts, glycerol 3 parts, 7.5 parts of sulphuric acid, go
Ionized water 150 parts.
The preparation method of the composite porous material of above-mentioned process waste water from dyestuff is:
(1) polyvinyl alcohol, superfine wool powder, chlorella powder and deionized water are mixed, stir 22 minutes at temperature 80 DEG C；
(2) add 40% formalin, slowly drip sulphuric acid simultaneously, continue stirring reaction 30 minutes；
(3) polyvinylpyrrolidone, sodium bicarbonate, ammonium sulfate and glycerol are added, under temperature 65 DEG C, rotating speed 125r/min
Stir 25 minutes；
(4) add polyoxyethylene lauryl ether, arabic gum and normal hexane, be heated to 77 DEG C, continue stirring 20 minutes；
(5) pour in mould, put into and baking oven is baked 5.5 hours at temperature 65 DEG C and get final product.
Embodiment 4
A kind of composite porous material processing waste water from dyestuff, is prepared from weight portion by following component: 40% formalin 30 parts,
Polyvinyl alcohol 17 parts, 0.9 part of superfine wool powder, chlorella powder 1.7 parts, polyvinylpyrrolidone 1.8 parts, lauryl alcohol polyethylene glycol oxide
4.5 parts of ether, arabic gum 2.5 parts, sodium bicarbonate 4.5 parts, 1.8 parts of ammonium sulfate, normal hexane 7 parts, glycerol 3.5 parts, sulphuric acid 9
Part, deionized water 180 parts.
The preparation method of the composite porous material of above-mentioned process waste water from dyestuff is:
(1) polyvinyl alcohol, superfine wool powder, chlorella powder and deionized water are mixed, stir 25 minutes at temperature 80 DEG C；
(2) add 40% formalin, slowly drip sulphuric acid simultaneously, continue stirring reaction 35 minutes；
(3) polyvinylpyrrolidone, sodium bicarbonate, ammonium sulfate and glycerol are added, under temperature 65 DEG C, rotating speed 140r/min
Stir 25 minutes；
(4) add polyoxyethylene lauryl ether, arabic gum and normal hexane, be heated to 79 DEG C, continue stirring 25 minutes；
(5) pour in mould, put into and baking oven is baked 5.5 hours at temperature 65 DEG C and get final product.
Embodiment 5
A kind of composite porous material processing waste water from dyestuff, is prepared from weight portion by following component: 40% formalin 35 parts,
Polyvinyl alcohol 20 parts, 1 part of superfine wool powder, chlorella powder 2 parts, polyvinylpyrrolidone 2 parts, polyoxyethylene lauryl ether 5 parts,
Arabic gum 3 parts, sodium bicarbonate 5 parts, 2 parts of ammonium sulfate, normal hexane 8 parts, glycerol 4 parts, 10 parts of sulphuric acid, deionized water 200 parts.
The preparation method of the composite porous material of above-mentioned process waste water from dyestuff is:
(1) polyvinyl alcohol, superfine wool powder, chlorella powder and deionized water are mixed, stir 30 minutes at temperature 90 DEG C；
(2) add 40% formalin, slowly drip sulphuric acid simultaneously, continue stirring reaction 40 minutes；
(3) polyvinylpyrrolidone, sodium bicarbonate, ammonium sulfate and glycerol are added, under temperature 70 C, rotating speed 150r/min
Stir 30 minutes；
(4) add polyoxyethylene lauryl ether, arabic gum and normal hexane, be heated to 80 DEG C, continue stirring 30 minutes；
(5) pour in mould, put into and baking oven is baked 6 hours under temperature 70 C and get final product.
Comparative example 1
The present embodiment is not contain superfine wool powder and chlorella powder with the difference of embodiment 5.Specifically:
A kind of composite porous material processing waste water from dyestuff, is prepared from weight portion by following component: 40% formalin 35 parts,
Polyvinyl alcohol 20 parts, polyvinylpyrrolidone 2 parts, polyoxyethylene lauryl ether 5 parts, arabic gum 3 parts, sodium bicarbonate 5 parts, sulfur
Acid ammonium 2 parts, normal hexane 8 parts, glycerol 4 parts, 10 parts of sulphuric acid, deionized water 200 parts.
The preparation method of the composite porous material of above-mentioned process waste water from dyestuff is:
(1) polyvinyl alcohol and deionized water are mixed, stir 30 minutes at temperature 90 DEG C；
(2) add 40% formalin, slowly drip sulphuric acid simultaneously, continue stirring reaction 40 minutes；
(3) polyvinylpyrrolidone, sodium bicarbonate, ammonium sulfate and glycerol are added, under temperature 70 C, rotating speed 150r/min
Stir 30 minutes；
(4) add polyoxyethylene lauryl ether, arabic gum and normal hexane, be heated to 80 DEG C, continue stirring 30 minutes；
(5) pour in mould, put into and baking oven is baked 6 hours under temperature 70 C and get final product.
Being put in pending waste water from dyestuff by composite of the present invention, dosage is 5mg/L, stirs under rotating speed 150r/min
Measuring its partial properties index after mixing absorption 30min, see table 1, its water retention, up to 8.86%, has good water absorbing properties,
To the percent of decolourization containing the waste water that concentration is 104.66mg/L Direct Red 23 up to 97.6%, good decolorizing effect, meanwhile, to waste water
The clearance of middle COD, also up to 85.7%, has good adsorption effect to waste water from dyestuff.
The partial properties index of table 1 composite porous material
| Name of product | Water retention (%) | Percent of decolourization (%) | COD clearance (%) |
| Embodiment 1 | 8.81 | 95.3 | 84.9 |
| Embodiment 2 | 8.82 | 96.1 | 85.2 |
| Embodiment 3 | 8.84 | 96.5 | 85.4 |
| Embodiment 4 | 8.86 | 97.6 | 85.7 |
| Embodiment 5 | 8.84 | 97.2 | 85.5 |
| Comparative example 1 | 8.56 | 92.1 | 69.1 |
Note: being determined as the mensuration containing the waste water that concentration is 104.66mg/L Direct Red 23 of percent of decolourization.
Claims (9)
1. the composite porous material processing waste water from dyestuff, it is characterised in that: it is prepared from weight portion by following component:
40% formalin 17-35 part, polyvinyl alcohol 10-20 part, superfine wool powder 0.5-1 part, chlorella powder 1-2 part, polyvinylpyrrolidine
Ketone 1-2 part, polyoxyethylene lauryl ether 3-5 part, arabic gum 1-3 part, sodium bicarbonate 3-5 part, ammonium sulfate 1-2 part, normal hexane
4-8 part, glycerol 2-4 part, sulphuric acid 5-10 part, deionized water 100-200 part.
A kind of composite porous material processing waste water from dyestuff the most according to claim 1, it is characterised in that: by following component
It is prepared from weight portion: 40% formalin 20-30 part, polyvinyl alcohol 12-17 part, superfine wool powder 0.6-0.9 part, chlorella
Powder 1.2-1.7 part, polyvinylpyrrolidone 1.3-1.8 part, polyoxyethylene lauryl ether 3.5-4.5 part, arabic gum 1.5-2.5
Part, sodium bicarbonate 3.5-4.5 part, ammonium sulfate 1.3-1.8 part, normal hexane 5-7 part, glycerol 2.5-3.5 part, sulphuric acid 6-9 part, go
Ionized water 120-180 part.
A kind of composite porous material processing waste water from dyestuff the most as claimed in claim 1, it is characterised in that: described chlorella powder
Particle diameter is 2-10 μm.
4. the preparation method of a kind of composite porous material processing waste water from dyestuff described in any one of claim 1 to 2, its feature
It is: comprise the following steps:
(1) polyvinyl alcohol, superfine wool powder, chlorella powder and deionized water are mixed, at temperature 70-90 DEG C, stir 15-30
Minute；
(2) add 40% formalin, slowly drip sulphuric acid simultaneously, continue stirring reaction 20-40 minute；
(3) polyvinylpyrrolidone, sodium bicarbonate, ammonium sulfate and glycerol are added, at temperature 60-70 DEG C, rotating speed 100-
Stir 20-30 minute under 150r/min；
(4) add polyoxyethylene lauryl ether, arabic gum and normal hexane, be heated to 75-80 DEG C, continue stirring 10-30 and divide
Clock；
(5) pour in mould, put into and baking oven is baked 5-6 hour at temperature 60-70 DEG C and get final product.
The preparation method of a kind of composite porous material processing waste water from dyestuff the most according to claim 4, it is characterised in that:
In described step (1), temperature is 80 DEG C, and mixing time is 20-25 minute.
The preparation method of a kind of composite porous material processing waste water from dyestuff the most according to claim 4, it is characterised in that:
In described step (2), mixing time is 25-35 minute.
The preparation method of a kind of composite porous material processing waste water from dyestuff the most according to claim 4, it is characterised in that:
In described step (3), temperature is 65 DEG C, and rotating speed is 110-140r/min, and mixing time is 25 minutes.
The preparation method of a kind of composite porous material processing waste water from dyestuff the most according to claim 4, it is characterised in that:
Described step is heated to 76-79 DEG C in (4), and mixing time is 15-25 minute.
The preparation method of a kind of composite porous material processing waste water from dyestuff the most according to claim 4, it is characterised in that:
In described step (5), oven temperature is 65 DEG C, and baking time is 5.5 hours.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020258863A1 (en) * | 2019-06-25 | 2020-12-30 | 江南大学 | Method for preparing high-efficiency dyeing wastewater adsorbent from waste goat hair |
| CN115305591A (en) * | 2022-08-10 | 2022-11-08 | 武汉纺织大学 | Ammonia gas chromogenic sensing fiber and preparation method and application thereof |
| CN115414916A (en) * | 2022-09-15 | 2022-12-02 | 广东省科学院生物与医学工程研究所 | Chicken feather-seaweed sponge gel material and preparation method and adsorption application thereof |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102350311A (en) * | 2011-07-15 | 2012-02-15 | 陕西科技大学 | Preparation of keratin adsorbent, and method for treating wastewater containing trivalent chromium |
-
2016
- 2016-08-17 CN CN201610673613.0A patent/CN106268687A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102350311A (en) * | 2011-07-15 | 2012-02-15 | 陕西科技大学 | Preparation of keratin adsorbent, and method for treating wastewater containing trivalent chromium |
Non-Patent Citations (5)
| Title |
|---|
| 周日新编: "《物理化学》", 30 November 1991, 南京大学出版社 * |
| 张嫦 周小菊编著: "《精细化工工艺原理与技术》", 31 October 2005, 四川出版集团•四川科学技术出版社 * |
| 李祥高、冯亚青编著: "《精细化学品化学》", 30 April 2013, 华东理工大学出版社 * |
| 李路海编著: "《印刷包装功能材料》", 31 January 2013, 中国轻工业出版社 * |
| 赵倩倩: ""聚乙烯醇缩甲醛复合物多孔材料的制备及染料废水的处理"", 《中国优秀硕士学位论文全文数据库 工程科技Ⅰ辑》 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020258863A1 (en) * | 2019-06-25 | 2020-12-30 | 江南大学 | Method for preparing high-efficiency dyeing wastewater adsorbent from waste goat hair |
| CN115305591A (en) * | 2022-08-10 | 2022-11-08 | 武汉纺织大学 | Ammonia gas chromogenic sensing fiber and preparation method and application thereof |
| CN115305591B (en) * | 2022-08-10 | 2023-12-22 | 武汉纺织大学 | Ammonia color development sensing fiber and preparation method and application thereof |
| CN115414916A (en) * | 2022-09-15 | 2022-12-02 | 广东省科学院生物与医学工程研究所 | Chicken feather-seaweed sponge gel material and preparation method and adsorption application thereof |
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