CN106311140A - Method for preparing water phenol removal agent from calcium carbide furnace gas dust and product of water phenol removal agent - Google Patents
Method for preparing water phenol removal agent from calcium carbide furnace gas dust and product of water phenol removal agent Download PDFInfo
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- CN106311140A CN106311140A CN201610808235.2A CN201610808235A CN106311140A CN 106311140 A CN106311140 A CN 106311140A CN 201610808235 A CN201610808235 A CN 201610808235A CN 106311140 A CN106311140 A CN 106311140A
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- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/20—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising free carbon; comprising carbon obtained by carbonising processes
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- 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
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/04—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising compounds of alkali metals, alkaline earth metals or magnesium
- B01J20/041—Oxides or hydroxides
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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
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/06—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising oxides or hydroxides of metals not provided for in group B01J20/04
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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
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/06—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising oxides or hydroxides of metals not provided for in group B01J20/04
- B01J20/08—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising oxides or hydroxides of metals not provided for in group B01J20/04 comprising aluminium oxide or hydroxide; comprising bauxite
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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
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/10—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate
- B01J20/103—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate comprising silica
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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
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/281—Treatment of water, waste water, or sewage by sorption using inorganic sorbents
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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
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/283—Treatment of water, waste water, or sewage by sorption using coal, charred products, or inorganic mixtures containing them
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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- B01J2220/00—Aspects relating to sorbent materials
- B01J2220/40—Aspects relating to the composition of sorbent or filter aid materials
- B01J2220/48—Sorbents characterised by the starting material used for their preparation
- B01J2220/4875—Sorbents characterised by the starting material used for their preparation the starting material being a waste, residue or of undefined composition
- B01J2220/4887—Residues, wastes, e.g. garbage, municipal or industrial sludges, compost, animal manure; fly-ashes
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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
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
- C02F2101/34—Organic compounds containing oxygen
- C02F2101/345—Phenols
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- Hydrology & Water Resources (AREA)
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- Environmental & Geological Engineering (AREA)
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- Treating Waste Gases (AREA)
Abstract
The invention discloses a method for preparing a water phenol removal agent from calcium carbide furnace gas dust and a product of the water phenol removal agent. The preparation method includes: (1) mixing the calcium carbide furnace gas dust with ethanol-water solution to obtain a mixture; adopting acid liquor for adjusting a pH value of the mixture, stirring, heating, and adding mixed solution formed by hexadecyl trimethyl ammonium bromide and ethyl alcohol to react; (2) filtering reaction products to obtain solid products, and sequentially subjecting the solid products to washing, drying, grinding and screening to obtain the water phenol removal agent. By adoption of the calcium carbide furnace gas dust for preparation of the water phenol removal agent, simplicity and easiness in control of a preparation process are achieved, and extensive raw material sources and low preparation method are realized. Due to complete and reasonable application of the calcium carbide furnace gas dust, waste recycling and environment protection are realized. The water phenol removal agent is effective in separation from mother liquor, and a water phenol removal rate reaches 90% or above averagely.
Description
Technical field
The present invention relates to the reuse method of calcium carbide furnace gas dust, particularly relate to utilize calcium carbide furnace gas dust to prepare water body benzene
The method of phenol remover, the invention further relates to be prepared water body phenol remover by the method and removing water body benzene
Application in phenol, belongs to the recycling field of calcium carbide furnace gas dust.
Background technology
" 12 " period, China's calcium carbide industry is at the fast-developing band of the downstream industry such as polrvinyl chloride, BDO
Under Dong, various places oneself's supporting carbide project comparison that starts is many, and carbide production capacity is again introduced into being skyrocketed through the phase.By 2015
End, family of China carbide enterprise more than 255, production capacity reaches 45,000,000 t/.Wherein, technical equipment height, energy-conserving and environment-protective effect
Fruit significantly closed type calcium carbide furnace production capacity reaches 35,520,000 t/.Closed calcium carbide furnace is used to produce 1t carbide by-product furnace gas about
400Nm3, containing mass concentration in furnace gas is 130～200g/Nm3Dust, therefore, the discharge capacity of calcium carbide furnace gas dust is huge.
Owing to soot density is relatively light, viscosity is relatively big, granularity is relatively thin, there is bigger specific surface area；Containing more coke blacking in dust
Dirt, abrasion is stronger；In dust than resistance relatively more greatly, difficulty of governance is bigger, is the most not yet utilized effectively.Calcium carbide furnace gas powder
Dirt belongs to trade waste, and directly discharge is bigger to environmental hazard, it is necessary to is reclaimed it and carries out higher value application.
The calcium carbide furnace gas dust being rejected in a large number takies certain soil, and surrounding easily causes certain pollution.With
The carbide size of capacity to strengthen, this pollution will become increasingly severe.How to improve the comprehensive utilization ratio of calcium carbide furnace gas dust
And added value becomes Key Scientific And Technical Problems the most urgently to be resolved hurrily, along with carbide industry flourish, calcium carbide furnace gas dust
Be treated as the huge difficult problem that each carbide manufacturing enterprise is faced, improving constantly and comprehensive utilization of resources of environmental requirement level
The development of technology so that people are while research carbide product Appropriate application, in the urgent need to carrying out calcium carbide furnace gas dust disposal
The research of technology, carries out high-valued exploitation to calcium carbide furnace gas dust, to realize the comprehensive utilization of resource.
Phenolic waste water is mainly derived from the production process of the industries such as coking, coal gas, petrochemical industry, paint, and its source is wide, number
Amount is many, and human body, aquatic organism and agricultural are had the biggest harm.And rapid recently as the industry such as petrochemical industry, plastics
Development, the pollution problem of phenolic waste water gradually highlights, and the cost-effective processing method therefore finding phenolic waste water is that water processes
One important topic in field.
The most less to the research on utilization of calcium carbide furnace gas dust, especially with calcium carbide furnace gas dust disposal phenolic waste water technology
There is not been reported, prepares before the bigger waste water phenol remover of demand has wide application hence with calcium carbide furnace gas dust
Scape.
Summary of the invention
An object of the present invention is to provide a kind of method utilizing calcium carbide furnace gas dust to prepare water body phenol remover；
The two of the purpose of the present invention are to be applied to prepared water body phenol remover remove water body phenol.
The above-mentioned purpose of the present invention is achieved through the following technical solutions:
A kind of method utilizing the preparation of calcium carbide furnace gas dust to remove water body phenol, comprises the following steps:
(1) calcium carbide furnace gas dust and ethanol-water solution are mixed to get mixture；After pH value with acid solution regulation mixture
Stirring heats up, and adds the mixed solution being made up of cetyl trimethylammonium bromide and ethanol and reacts；(2) product mistake
Filter obtains solid product, and solid product carries out successively washing, dries, pulverizes, sieves, and obtains water body phenol remover.
In order to reach superior technique effect, in step (1) by calcium carbide furnace gas dust and ethanol-water solution preferably according to
(20-50): the mass ratio of (60-150) carries out being mixed to get mixture；Wherein, described ethanol-water solution is preferably by ethanol
Form according to the volume ratio of 1:5-1:2 with water.
Preferably, when step (1) regulates the pH value of mixture by acid solution, make the pH value of mixture less than 7；By quality hundred
Proportion by subtraction meter, described acid solution refers to the acid solution that concentration is 1-10% of acid；Preferably, described acid solution be hydrochloric acid, sulphuric acid, nitric acid and
Any one of phosphoric acid or multiple.
Preferably, the intensification described in step (1) is to be warming up to 50-80 DEG C, it is furthermore preferred that described intensification is to be warming up to
60-70℃；The described response time is preferably 0.5-3 hour, more preferably 1 hour.
In the described mixed solution being made up of cetyl trimethylammonium bromide and ethanol, cetyl trimethylammonium bromide
It is 1:6-1:10 with the volume ratio of ethanol；Wherein, described ethanol is preferably 100% ethanol.
Drying described in step (2) is preferably dried to water content less than 8wt% at a temperature of 105-110 DEG C；Described
Screening preferably sieve with 150-250 mesh sieve.
Calcium carbide furnace gas Source of Dust of the present invention, in the furnace gas dust pelletizing system of closed calcium carbide furnace, belongs to trade waste,
Calcium carbide furnace gas dust is not particularly limited or requirement, derives from the calcium carbide furnace gas dust of the furnace gas dust pelletizing system of closed calcium carbide furnace
All can be suitably used for the present invention.
The chemical composition of the calcium carbide furnace gas dust used in the present invention and weight/mass percentage composition are preferably: described furnace of calcium carbide
The chemical composition of gas dust and content thereof is: CaO accounting 35-40%, C accounting 30-38%, SiO2Accounting 13-17%, Fe2O3Account for
Ratio 0.5-1.5%, Al2O3Accounting 5-10%, other composition accounting 3-5%；It is more highly preferred to, the change of described calcium carbide furnace gas dust
Study point and weight/mass percentage composition is: CaO accounting 38.2%, C accounting 33.6%, SiO2Accounting 15.3%, Fe2O3Accounting
0.86%, Al2O3Accounting 7.3%, other composition accounting 4.74%.
After testing, use the water body phenol remover prepared by the inventive method preferable, to water with the separating effect of mother solution
Phenol clearance in body is high, can apply as water body phenol remover.
Thus, the water body phenol remover that the inventive method is prepared by the present invention further is applied to remove in water body
Phenol, including: described water body phenol remover is joined in the water containing phenol, stirring, after staticly settling filter；Preferably
, calculate according to g:mL, the ratio of water body phenol remover and the water containing phenol is 1:(10-100), more preferably 1:50.
The present invention compared with prior art, has the following characteristics that
The present invention utilizes the calcium carbide furnace gas dust belonging to refuse to prepare water body phenol remover, and preparation technology is simple, it is easy to
Control；Raw material sources extensively advantageously reduce preparation cost；Can adequately and reasonably utilize calcium carbide furnace gas dust, both turn waste into wealth,
Environment can be protected again, meet national energy utilization of resources policy, there is important economy, environmental and social benefits.The present invention
Water body phenol remover prepared by method is preferable with the separating effect of mother solution, averagely reaches the phenol clearance in water body
More than 90%, reach as high as 99%.
Detailed description of the invention
Below in conjunction with specific embodiment further describe the present invention, advantages of the present invention and feature will be with describe and
Apparent.It should be understood that described embodiment is only exemplary, the scope of the present invention is not constituted any restriction.This area
Skilled artisans appreciated that, lower without departing from the spirit and scope of the present invention can to the details of technical solution of the present invention and
Form is modified or replaces, but these amendments or replacement each fall within protection scope of the present invention.
Embodiment 1
1, the preparation of water body phenol remover
The calcium carbide furnace gas dust of 30kg is inserted 90kg ethanol-water solution (ethanol-water solution by ethanol and water according to 1:
The volume ratio composition of 3) in, and to be adjusted to pH value by 8% hydrochloric acid acid solution be 6, stirs and is warming up to 70 DEG C, being slow added into 15kg's
The mixed solution being made up of according to the volume ratio of 1:8 cetyl trimethylammonium bromide and 100% ethanol, after reacting 0.5 hour
Filtering, solid matter with deionized water is washed, and then dries at 105 DEG C, pulverizes and sieves with 150 mesh sieves
Point, obtain water body phenol remover finished product.
2, water body phenol remover prepared by application the present embodiment removes the test of water body phenol
(1) test method
Respectively weigh in the water containing phenol of 10g material to be tested addition 500mL and be stirred 30min, then staticly settle 1h
Rear filtration, measures the phenol in water body with ultraviolet spectrophotometer.
Clearance (%)=(1-A/A of phenol0) × 100%.In formula: A0, A be the absorbance adsorbing forward and backward water sample.
(2) result of the test
After measured, using the water body phenol remover prepared by the present embodiment, the clearance of water body phenol reaches 96%.
Embodiment 2
1, the preparation of water body phenol remover
The calcium carbide furnace gas dust of 30kg is inserted 90kg ethanol-water solution (ethanol-water solution by ethanol and water according to 1:
The volume ratio composition of 4) in, and to be adjusted to pH value by 8% hydrochloric acid acid solution be 6, stirs and is warming up to 60 DEG C, being slow added into 15kg's
The mixed solution being made up of according to the volume ratio of 1:8 cetyl trimethylammonium bromide and 100% ethanol, after reacting 0.5 hour
Filtering, solid matter with deionized water is washed, and then dries at 105 DEG C, pulverizes and sieves with 150 mesh sieves
Point, obtain water body phenol remover finished product.
2, water body phenol remover prepared by application the present embodiment removes the test of water body phenol
(1) test method
Respectively weigh in the water containing phenol of 10g material to be tested addition 500mL and be stirred 30min, then staticly settle 1h
Rear filtration, measures the phenol in water body with ultraviolet spectrophotometer.
Clearance (%)=(1-A/A of phenol0) × 100%.In formula: A0, A be the absorbance adsorbing forward and backward water sample.
(2) result of the test
After measured, using the water body phenol remover prepared by the present embodiment, the clearance of water body phenol reaches 95%.
Embodiment 3
1, the preparation of water body phenol remover
The calcium carbide furnace gas dust of 20kg is inserted 60kg ethanol-water solution (ethanol-water solution by ethanol and water according to 1:
The volume ratio composition of 2) in, and to be adjusted to pH value by 10% phosphoric acid acid solution be 5, stirs and is warming up to 50 DEG C, being slow added into
The mixed solution being made up of according to the volume ratio of 1:6 cetyl trimethylammonium bromide and 100 ethanol of 10kg, reacts 1 hour
After filter, solid matter with deionized water is washed, and then dries at 110 DEG C, pulverizes and carries out with 250 mesh sieves
Screening, obtains water body phenol remover finished product.
2, water body phenol remover prepared by application the present embodiment removes the test of water body phenol
(1) test method
Respectively weigh in the water containing phenol of 10g material to be tested addition 500mL and be stirred 30min, then staticly settle 1h
Rear filtration, measures the phenol in water body with ultraviolet spectrophotometer.
Clearance (%)=(1-A/A of phenol0) × 100%.In formula: A0, A be the absorbance adsorbing forward and backward water sample.
(2) result of the test
After measured, using the water body phenol remover prepared by the present embodiment, the clearance of water body phenol reaches 90%.
Embodiment 4
1, the preparation of water body phenol remover
The calcium carbide furnace gas dust of 50kg is inserted 150kg ethanol-water solution (ethanol-water solution by ethanol and water according to
The volume ratio composition of 1:5) in, and to be adjusted to pH value with 2% nitric acid be 6.5, stirs and is warming up to 80 DEG C, being slow added into 25kg's
The mixed solution being made up of according to the volume ratio of 1:10 cetyl trimethylammonium bromide and 100% ethanol, react 1 hour laggard
Row filters, and solid matter with deionized water is washed, and then dries at 105 DEG C, pulverizes and sieves with 200 mesh sieves
Point, obtain water body phenol remover finished product.
2, water body phenol remover prepared by application the present embodiment removes the test of water body phenol
(1) test method
Respectively weigh in the water containing phenol of 10g material to be tested addition 500mL and be stirred 30min, then staticly settle 1h
Rear filtration, measures the phenol in water body with ultraviolet spectrophotometer.
Clearance (%)=(1-A/A of phenol0) × 100%.In formula: A0, A be the absorbance adsorbing forward and backward water sample.
(2) result of the test
After measured, using the water body phenol remover prepared by the present embodiment, the clearance of water body phenol reaches 91%.
Embodiment 5
1, the preparation of water body phenol remover
The calcium carbide furnace gas dust of 40kg is inserted 100kg ethanol-water solution (ethanol-water solution by ethanol and water according to
The volume ratio composition of 1:3) in, and to be adjusted to pH value with 10% sulphuric acid be 5.0, stirs and is warming up to 70 DEG C, being slow added into 20kg
The mixed solution being made up of according to the volume ratio of 1:8 cetyl trimethylammonium bromide and 100% ethanol, after reacting 1 hour
Filtering, solid matter with deionized water is washed, and then dries at 105 DEG C, pulverizes and sieves with 200 mesh sieves
Point, obtain water body phenol remover finished product.
2, water body phenol remover prepared by application the present embodiment removes the test of water body phenol
(1) test method
Respectively weigh in the water containing phenol of 10g material to be tested addition 500mL and be stirred 30min, then staticly settle 1h
Rear filtration, measures the phenol in water body with ultraviolet spectrophotometer.
Clearance (%)=(1-A/A of phenol0) × 100%.In formula: A0, A be the absorbance adsorbing forward and backward water sample.
(2) result of the test
After measured, using the water body phenol remover prepared by the present embodiment, the clearance of water body phenol reaches 99%.
Embodiment 6
1, the preparation of water body phenol remover
The calcium carbide furnace gas dust of 50kg is inserted 100kg ethanol-water solution (ethanol-water solution by ethanol and water according to
The volume ratio composition of 1:2) in, and to be adjusted to pH value with 5% hydrochloric acid be 5.5, stirs and is warming up to 60 DEG C, being slow added into 25kg's
The mixed solution combined according to the volume ratio of 1:6 by cetyl trimethylammonium bromide and 100% ethanol, after reacting 1 hour
Filtering, solid matter with deionized water is washed, and then dries at 105 DEG C, pulverizes and sieves with 200 mesh sieves
Point, obtain water body phenol remover finished product.
2, water body phenol remover prepared by application the present embodiment removes the test of water body phenol
(1) test method
Respectively weigh in the water containing phenol of 10g material to be tested addition 500mL and be stirred 30min, then staticly settle 1h
Rear filtration, measures the phenol in water body with ultraviolet spectrophotometer.
Clearance (%)=(1-A/A of phenol0) × 100%.In formula: A0, A be the absorbance adsorbing forward and backward water sample.
(2) result of the test
After measured, using the water body phenol remover prepared by the present embodiment, the clearance of water body phenol reaches 96%.
Embodiment 7
1, the preparation of water body phenol remover
The calcium carbide furnace gas dust of 50kg is inserted 100kg ethanol-water solution (ethanol-water solution by ethanol and water according to
The volume ratio composition of 1:2) in, and to be adjusted to pH value with 5% hydrochloric acid be 5.5, stirs and is warming up to 55 DEG C, being slow added into 25kg's
The mixed solution combined according to the volume ratio of 1:6 by cetyl trimethylammonium bromide and 100% ethanol, after reacting 1 hour
Filtering, solid matter with deionized water is washed, and then dries at 105 DEG C, pulverizes and sieves with 200 mesh sieves
Point, obtain water body phenol remover finished product.
2, water body phenol remover prepared by application the present embodiment removes the test of water body phenol
(1) test method
Respectively weigh in the water containing phenol of 10g material to be tested addition 500mL and be stirred 30min, then staticly settle 1h
Rear filtration, measures the phenol in water body with ultraviolet spectrophotometer.
Clearance (%)=(1-A/A of phenol0) × 100%.In formula: A0, A be the absorbance adsorbing forward and backward water sample.
(2) result of the test
After measured, using the water body phenol remover prepared by the present embodiment, the clearance of water body phenol reaches 92%.
Embodiment 8
1, the preparation of water body phenol remover
The calcium carbide furnace gas dust of 50kg is inserted 100kg ethanol-water solution (ethanol-water solution by ethanol and water according to
The volume ratio composition of 1:2) in, and to be adjusted to pH value with 5% hydrochloric acid be 5.5, stirs and is warming up to 75 DEG C, being slow added into 25kg's
The mixed solution combined according to the volume ratio of 1:6 by cetyl trimethylammonium bromide and 100% ethanol, after reacting 1 hour
Filtering, solid matter with deionized water is washed, and then dries at 105 DEG C, pulverizes and sieves with 200 mesh sieves
Point, obtain water body phenol remover finished product.
2, water body phenol remover prepared by application the present embodiment removes the test of water body phenol
(1) test method
Respectively weigh in the water containing phenol of 10g material to be tested addition 500mL and be stirred 30min, then staticly settle 1h
Rear filtration, measures the phenol in water body with ultraviolet spectrophotometer.
Clearance (%)=(1-A/A of phenol0) × 100%.In formula: A0, A be the absorbance adsorbing forward and backward water sample.
(2) result of the test
After measured, using the water body phenol remover prepared by the present embodiment, the clearance of water body phenol reaches 93%.
The main preparation parameter of table 1 embodiment 1-8 and the clearance of the water body phenol of prepared product
| Warming temperature (DEG C) | Response time (hour) | Clearance (%) to water body phenol | |
| Embodiment 1 | 70 | 0.5 | 96 |
| Embodiment 2 | 60 | 0.5 | 95 |
| Embodiment 3 | 50 | 1 | 90 |
| Embodiment 4 | 80 | 1 | 91 |
| Embodiment 5 | 70 | 1 | 99 |
| Embodiment 6 | 60 | 1 | 96 |
| Embodiment 7 | 55 | 1 | 92 |
| Embodiment 8 | 75 | 1 | 93 |
Claims (10)
1. one kind utilizes the method that calcium carbide furnace gas dust prepares water body phenol remover, it is characterised in that comprise the following steps:
(1) calcium carbide furnace gas dust and ethanol-water solution are mixed to get mixture；Stir after pH value with acid solution regulation mixture
Heat up, add the mixed solution being made up of cetyl trimethylammonium bromide and ethanol and react；(2) product filters
To solid product, solid product carries out successively washing, dries, pulverizes, sieves, and obtains water body phenol remover.
The most in accordance with the method for claim 1, it is characterised in that by calcium carbide furnace gas dust and ethanol-water solution according to (20-
50): the mass ratio of (60-150) carries out being mixed to get mixture.
The most in accordance with the method for claim 1, it is characterised in that described ethanol-water solution by ethanol and water according to 1:5-
The volume ratio composition of 1:2.
The most in accordance with the method for claim 1, it is characterised in that with the pH value of acid solution regulation mixture in step (1), make to mix
The pH value of compound is less than 7.
The most in accordance with the method for claim 1, it is characterised in that by mass percentage, described acid solution refers to the concentration of acid
Acid solution for 1-10%；Preferably, described acid solution is one or more in hydrochloric acid, sulphuric acid, nitric acid and phosphoric acid.
The most in accordance with the method for claim 1, it is characterised in that the intensification described in step (1) is to be warming up to 50-80 DEG C.
The most in accordance with the method for claim 1, it is characterised in that described be made up of with ethanol cetyl trimethylammonium bromide
Mixed solution in, the volume ratio of cetyl trimethylammonium bromide and ethanol is 1:6-1:10.
The most in accordance with the method for claim 1, it is characterised in that the response time described in step (1) is 0.5-3 hour.
The most in accordance with the method for claim 1, it is characterised in that the drying described in step (2) refers to 105-110 DEG C of temperature
It is dried under degree to water content less than 8wt%.
The most in accordance with the method for claim 1, it is characterised in that the screening described in step (2) is to use 150-250 mesh sieve
Sieve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610808235.2A CN106311140A (en) | 2016-09-08 | 2016-09-08 | Method for preparing water phenol removal agent from calcium carbide furnace gas dust and product of water phenol removal agent |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610808235.2A CN106311140A (en) | 2016-09-08 | 2016-09-08 | Method for preparing water phenol removal agent from calcium carbide furnace gas dust and product of water phenol removal agent |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106311140A true CN106311140A (en) | 2017-01-11 |
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| CN201610808235.2A Pending CN106311140A (en) | 2016-09-08 | 2016-09-08 | Method for preparing water phenol removal agent from calcium carbide furnace gas dust and product of water phenol removal agent |
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