CN105836821A - Sewage treatment agent special for chemical fiber industry and preparation method thereof - Google Patents

Sewage treatment agent special for chemical fiber industry and preparation method thereof Download PDF

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Publication number
CN105836821A
CN105836821A CN201610393057.1A CN201610393057A CN105836821A CN 105836821 A CN105836821 A CN 105836821A CN 201610393057 A CN201610393057 A CN 201610393057A CN 105836821 A CN105836821 A CN 105836821A
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sewage
special
treating agent
chemical fibre
infusorial earth
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CN201610393057.1A
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Chinese (zh)
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CN105836821B (en
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陈萍
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陈萍
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    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage

Abstract

The invention discloses a sewage treatment agent special for a chemical fiber industry and a preparation method thereof. The sewage treatment agent special for the chemical fiber industry comprises, by weight parts, 60-80 parts of modified diatomaceous earth, 20-30 parts of activated sludge, 20-30 parts of bamboo charcoal, 15-20 parts of gypsum powder and 5-10 parts of abandoned leaves. The physical and chemical index of the sewage treatment agent special for the chemical fiber industry reaches the GB18918-2002 standard, and the content of chemical oxygen demand (COD), biochemical oxygen demand (BOD), suspended solids (SS) and metal ions is effectively lowered; a treatment process is simple, the chemical usage amount is small, the treatment effect is good, the performance is stable, the effluent quality is good, the water treatment cost can be effectively reduced, and the sewage treatment agent has very good economic benefits and wide social benefits.

Description

Sewage-treating agent that a kind of chemical fibre industry is special and preparation method thereof
Technical field
The present invention relates to a kind of sewage-treating agent technical field, sewage-treating agent that a kind of chemical fibre industry is special and preparation method thereof.
Background technology
Chemical fiber waste water mainly also has the organic pollutions such as acrylonitrile, acetonitrile, acrylic aldehyde, sodium rhodanate, and strong toxicity, concentration are high, difficult degradation.At present, processing the special sewage-treating agent pollution problem of chemical fibre industry has various methods such as physics, chemistry, biology, but to there is treatment effect the best more for physical method, handling rate instability problem;Biological method processing cost is too high, is not suitable for promoting the use of;More employing chemical methodes process sewage, but existing sewage-treating agent, and there is secondary pollution problem in its agent formulations, also can have a certain impact environment.
Summary of the invention
It is an object of the invention to provide special sewage-treating agent of a kind of chemical fibre industry and preparation method thereof, with the problem solving to propose in above-mentioned background technology.
For achieving the above object, the present invention provides following technical scheme:
The sewage-treating agent that a kind of chemical fibre industry is special, is: modification infusorial earth 60-80 part, activated sludge 20-30 part, bamboo charcoal 20-30 part, Gypsum Fibrosum powder 15-20 part, discarded leaves 5-10 part that the preparation method of described modification infusorial earth is according to the component of weight portion:
(1) diatomite original soil is added in rotary kiln, under 560 DEG C of temperature conditionss, fire 30-60min, after kiln discharge, be ground into 40-60 mesh kieselguhr fine powder;
(2) the kieselguhr fine powder taking step (1) gained carries out vacuum drying treatment 12h, is subsequently placed in sodium carbonate immersion 2-4h so that kieselguhr fine powder is fully soaked, and carries out oven drying at low temperature after filtration;
(3) take the kieselguhr fine powder after step (2) gained oven drying at low temperature and join in polymeric kettle, add tripolycyanamide, dilauroyl peroxide, methanol, methyl methacrylate and citrate the most successively, reaction temperature is 74-76 DEG C, response time is 30-35min, obtains modification infusorial earth.
As the further scheme of the present invention: in the preparation method step (1) of described modification infusorial earth, fire 45min under the conditions of 560 DEG C, after kiln discharge, it is ground into 50 mesh kieselguhr fine powders.
As the further scheme of the present invention: in the preparation method step (2) of described modification infusorial earth, it is subsequently placed in sodium carbonate immersion 3h.
As the further scheme of the present invention: in the preparation method step (3) of described modification infusorial earth, reaction temperature is 75 DEG C, and the response time is 33min.
The preparation method of the sewage-treating agent that a kind of chemical fibre industry is special, concretely comprises the following steps:
(1) first, adding water and obtain mixture slurry in modification infusorial earth and activated sludge, carry out ultrasonic Treatment subsequently, the temperature of ultrasonic Treatment is 145-148 DEG C, and the time is 45-55min, obtains mixture;
(2) then, mixture is carried out vortex mixing stirring with activated sludge, bamboo charcoal, Gypsum Fibrosum powder, discarded leaves, speed of agitator is 1200-1800r/min, carries out oven drying at low temperature at a temperature of micro encapsulation process is placed in 2 DEG C-6 DEG C subsequently, obtains the sewage-treating agent that chemical fibre industry is special.
As the further scheme of the present invention: in step (1), the temperature of ultrasonic Treatment is 147 DEG C, the time is 50min.
As the further scheme of the present invention: in step (2), speed of agitator is 1500r/min.
Compared with prior art, the invention has the beneficial effects as follows:
The present invention enables to the physical and chemical index of the special sewage-treating agent of chemical fibre industry and reaches GB18918-2002 standard, and effectively reduces COD, BOD, SS and metal ion content;Process technique is simple, and dosage is few, and treatment effect is good, stable performance, and effluent quality is good, can significantly reduce the cost that water processes, and has good economic benefit and social benefit widely.
Detailed description of the invention
Below in conjunction with the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is only a part of embodiment of the present invention rather than whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art are obtained under not making creative work premise, broadly fall into the scope of protection of the invention.
Embodiment 1
The sewage-treating agent that a kind of chemical fibre industry is special, is: modification infusorial earth 60 parts, activated sludge 20 parts, bamboo charcoal 20 parts, Gypsum Fibrosum powder 15 parts, discarded leaves 5 parts that the preparation method of described modification infusorial earth is according to the component of weight portion:
(1) diatomite original soil is added in rotary kiln, under 560 DEG C of temperature conditionss, fire 30min, after kiln discharge, be ground into 40 mesh kieselguhr fine powders;
(2) the kieselguhr fine powder taking step (1) gained carries out vacuum drying treatment 12h, is subsequently placed in sodium carbonate immersion 2h so that kieselguhr fine powder is fully soaked, and carries out oven drying at low temperature after filtration;
(3) take the kieselguhr fine powder after step (2) gained oven drying at low temperature and join in polymeric kettle, add tripolycyanamide, dilauroyl peroxide, methanol, methyl methacrylate and citrate the most successively, reaction temperature is 74 DEG C, response time is 30min, obtains modification infusorial earth.
The preparation method of the sewage-treating agent that a kind of chemical fibre industry is special, concretely comprises the following steps:
(1) first, adding water and obtain mixture slurry in modification infusorial earth and activated sludge, carry out ultrasonic Treatment subsequently, the temperature of ultrasonic Treatment is 145 DEG C, and the time is 45min, obtains mixture;
(2) then, mixture is carried out vortex mixing stirring with activated sludge, bamboo charcoal, Gypsum Fibrosum powder, discarded leaves, speed of agitator is 1200r/min, carries out oven drying at low temperature at a temperature of micro encapsulation process is placed in 2 DEG C subsequently, obtains the sewage-treating agent that chemical fibre industry is special.
Embodiment 2
The sewage-treating agent that a kind of chemical fibre industry is special, is: modification infusorial earth 70 parts, activated sludge 25 parts, bamboo charcoal 25 parts, Gypsum Fibrosum powder 18 parts, discarded leaves 8 parts that the preparation method of described modification infusorial earth is according to the component of weight portion:
(1) diatomite original soil is added in rotary kiln, under 560 DEG C of temperature conditionss, fire 45min, after kiln discharge, be ground into 50 mesh kieselguhr fine powders;
(2) the kieselguhr fine powder taking step (1) gained carries out vacuum drying treatment 12h, is subsequently placed in sodium carbonate immersion 3h so that kieselguhr fine powder is fully soaked, and carries out oven drying at low temperature after filtration;
(3) take the kieselguhr fine powder after step (2) gained oven drying at low temperature and join in polymeric kettle, add tripolycyanamide, dilauroyl peroxide, methanol, methyl methacrylate and citrate the most successively, reaction temperature is 75 DEG C, response time is 33min, obtains modification infusorial earth.
The preparation method of the sewage-treating agent that a kind of chemical fibre industry is special, concretely comprises the following steps:
(1) first, adding water and obtain mixture slurry in modification infusorial earth and activated sludge, carry out ultrasonic Treatment subsequently, the temperature of ultrasonic Treatment is 147 DEG C, and the time is 50min, obtains mixture;
(2) then, mixture is carried out vortex mixing stirring with activated sludge, bamboo charcoal, Gypsum Fibrosum powder, discarded leaves, speed of agitator is 1500r/min, carries out oven drying at low temperature at a temperature of micro encapsulation process is placed in 4 DEG C subsequently, obtains the sewage-treating agent that chemical fibre industry is special.
Embodiment 3
The sewage-treating agent that a kind of chemical fibre industry is special, is: modification infusorial earth 80 parts, activated sludge 30 parts, bamboo charcoal 30 parts, Gypsum Fibrosum powder 20 parts, discarded leaves 10 parts that the preparation method of described modification infusorial earth is according to the component of weight portion:
(1) diatomite original soil is added in rotary kiln, under 560 DEG C of temperature conditionss, fire 60min, after kiln discharge, be ground into 60 mesh kieselguhr fine powders;
(2) the kieselguhr fine powder taking step (1) gained carries out vacuum drying treatment 12h, is subsequently placed in sodium carbonate immersion 4h so that kieselguhr fine powder is fully soaked, and carries out oven drying at low temperature after filtration;
(3) take the kieselguhr fine powder after step (2) gained oven drying at low temperature and join in polymeric kettle, add tripolycyanamide, dilauroyl peroxide, methanol, methyl methacrylate and citrate the most successively, reaction temperature is 76 DEG C, response time is 35min, obtains modification infusorial earth.
The preparation method of the sewage-treating agent that a kind of chemical fibre industry is special, concretely comprises the following steps:
(1) first, adding water and obtain mixture slurry in modification infusorial earth and activated sludge, carry out ultrasonic Treatment subsequently, the temperature of ultrasonic Treatment is 148 DEG C, and the time is 55min, obtains mixture;
(2) then, mixture is carried out vortex mixing stirring with activated sludge, bamboo charcoal, Gypsum Fibrosum powder, discarded leaves, speed of agitator is 1800r/min, carries out oven drying at low temperature at a temperature of micro encapsulation process is placed in 6 DEG C subsequently, obtains the sewage-treating agent that chemical fibre industry is special.
Comparative example 1
The sewage-treating agent that a kind of chemical fibre industry is special, is: modification infusorial earth 70 parts, activated sludge 25 parts that the preparation method of described modification infusorial earth is according to the component of weight portion:
(1) diatomite original soil is added in rotary kiln, under 560 DEG C of temperature conditionss, fire 45min, after kiln discharge, be ground into 50 mesh kieselguhr fine powders;
(2) the kieselguhr fine powder taking step (1) gained carries out vacuum drying treatment 12h, is subsequently placed in sodium carbonate immersion 3h so that kieselguhr fine powder is fully soaked, and carries out oven drying at low temperature after filtration;
(3) take the kieselguhr fine powder after step (2) gained oven drying at low temperature and join in polymeric kettle, add tripolycyanamide, dilauroyl peroxide, methanol, methyl methacrylate and citrate the most successively, reaction temperature is 75 DEG C, response time is 33min, obtains modification infusorial earth.
The preparation method of the sewage-treating agent that a kind of chemical fibre industry is special, concretely comprises the following steps:
Add water in modification infusorial earth and activated sludge and obtain mixture slurry, oven drying at low temperature at a temperature of being subsequently placed at 4 DEG C, obtain the sewage-treating agent that chemical fibre industry is special.
Comparative example 2
The sewage-treating agent that a kind of chemical fibre industry is special, according to the component of weight portion be: 70 parts of kieselguhr, activated sludge 25 parts.
The preparation method of the sewage-treating agent that a kind of chemical fibre industry is special, concretely comprises the following steps:
(1) first, adding water and obtain mixture slurry in modification infusorial earth and activated sludge, carry out ultrasonic Treatment subsequently, the temperature of ultrasonic Treatment is 147 DEG C, and the time is 50min, obtains mixture;
(2) then, oven drying at low temperature at a temperature of mixture is placed in 4 DEG C, obtain the sewage-treating agent that chemical fibre industry is special.
Comparative example 3
The sewage-treating agent that a kind of chemical fibre industry is special, is: modification infusorial earth 70 parts, activated sludge 25 parts, bamboo charcoal 25 parts, Gypsum Fibrosum powder 18 parts, discarded leaves 8 parts that the preparation method of described modification infusorial earth is according to the component of weight portion:
(1) diatomite original soil is added in rotary kiln, under 560 DEG C of temperature conditionss, fire 45min, after kiln discharge, be ground into 50 mesh kieselguhr fine powders;
(2) the kieselguhr fine powder taking step (1) gained joins in polymeric kettle, add tripolycyanamide, dilauroyl peroxide, methanol, methyl methacrylate and citrate the most successively, reaction temperature is 75 DEG C, and the response time is 33min, obtains modification infusorial earth.
The preparation method of the sewage-treating agent that a kind of chemical fibre industry is special, concretely comprises the following steps:
(1) first, adding water and obtain mixture slurry in modification infusorial earth and activated sludge, carry out ultrasonic Treatment subsequently, the temperature of ultrasonic Treatment is 147 DEG C, and the time is 50min, obtains mixture;
(2) then, with activated sludge, bamboo charcoal, Gypsum Fibrosum powder, discarded leaves, mixture being carried out vortex mixing stirring, speed of agitator is 1500r/min, and oven drying at low temperature at a temperature of being subsequently placed at 4 DEG C obtains the sewage-treating agent that chemical fibre industry is special.
Test experience
Weigh embodiment 1 respectively, embodiment 2, embodiment 3 comparative sample 1, comparative sample 2, each 1kg of comparative sample 3 join in the sewage-treating agent that the chemical fibre industry of 20kg is special, temperature control is at 25 DEG C, it is stirred continuously 1h, test the effect of the special sewage-treating agent of the chemical fibre industry of the present invention respectively using COD, BOD, SS, metal ion content as evaluation criterion, test result is shown in Table 1.
As can be seen here, the sewage-treating agent that the chemical fibre industry of the present invention is special, the most notable treatment effect is had compared with matched group, the present invention enables to the physical and chemical index of the special sewage-treating agent of chemical fibre industry and reaches GB18918-2002 standard (can reach more than one-level B standard), and effectively reduces COD, BOD, SS and metal ion content;Process technique is simple, and dosage is few, and treatment effect is good, stable performance, and effluent quality is good, can significantly reduce the cost that water processes, and has good economic benefit and social benefit widely.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, and without departing from the spirit or essential characteristics of the present invention, it is possible to realize the present invention in other specific forms.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention is limited by claims rather than described above, it is intended that all changes fallen in the implication of equivalency and scope of claim included in the present invention.
In addition, it is to be understood that, although this specification is been described by according to embodiment, but the most each embodiment only comprises an independent technical scheme, this narrating mode of description is only for clarity sake, description should can also be formed, through appropriately combined, other embodiments that it will be appreciated by those skilled in the art that as an entirety, the technical scheme in each embodiment by those skilled in the art.

Claims (7)

1. the sewage-treating agent that a chemical fibre industry is special, according to the component of weight portion it is: modification infusorial earth 60-80 part, activated sludge 20-30 part, bamboo charcoal 20-30 part, Gypsum Fibrosum powder 15-20 part, discarded leaves 5-10 part, it is characterized in that, the preparation method of described modification infusorial earth is:
(1) diatomite original soil is added in rotary kiln, under 560 DEG C of temperature conditionss, fire 30-60min, after kiln discharge, be ground into 40-60 mesh kieselguhr fine powder;
(2) the kieselguhr fine powder taking step (1) gained carries out vacuum drying treatment 12h, is subsequently placed in sodium carbonate immersion 2-4h so that kieselguhr fine powder is fully soaked, and carries out oven drying at low temperature after filtration;
(3) take the kieselguhr fine powder after step (2) gained oven drying at low temperature and join in polymeric kettle, add tripolycyanamide, dilauroyl peroxide, methanol, methyl methacrylate and citrate the most successively, reaction temperature is 74-76 DEG C, and the response time is 30-35min, obtains modification infusorial earth.
The sewage-treating agent that chemical fibre industry the most according to claim 1 is special, it is characterised in that in the preparation method step (1) of described modification infusorial earth, fire 45min under the conditions of 560 DEG C, is ground into 50 mesh kieselguhr fine powders after kiln discharge.
The sewage-treating agent that chemical fibre industry the most according to claim 1 is special, it is characterised in that in the preparation method step (2) of described modification infusorial earth, is subsequently placed in sodium carbonate immersion 3h.
The sewage-treating agent that chemical fibre industry the most according to claim 1 is special, it is characterised in that in the preparation method step (3) of described modification infusorial earth, reaction temperature is 75 DEG C, and the response time is 33min.
5. the preparation method of the sewage-treating agent that the chemical fibre industry as described in claim 1-4 is arbitrary is special, it is characterised in that concretely comprise the following steps:
(1) first, adding water and obtain mixture slurry in modification infusorial earth and activated sludge, carry out ultrasonic Treatment subsequently, the temperature of ultrasonic Treatment is 145-148 DEG C, and the time is 45-55min, obtains mixture;
(2) then, mixture is carried out vortex mixing stirring with activated sludge, bamboo charcoal, Gypsum Fibrosum powder, discarded leaves, speed of agitator is 1200-1800r/min, carries out oven drying at low temperature at a temperature of micro encapsulation process is placed in 2 DEG C-6 DEG C subsequently, obtains the sewage-treating agent that chemical fibre industry is special.
The preparation method of the sewage-treating agent that chemical fibre industry the most according to claim 5 is special, it is characterised in that in step (1), the temperature of ultrasonic Treatment is 147 DEG C, the time is 50min.
The preparation method of the sewage-treating agent that chemical fibre industry the most according to claim 5 is special, it is characterised in that in step (2), speed of agitator is 1500r/min.
CN201610393057.1A 2016-05-31 2016-05-31 A kind of dedicated sewage-treating agent of chemical fibre industry and preparation method thereof CN105836821B (en)

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CN109368759A (en) * 2018-12-25 2019-02-22 重庆市沃利克环保设备有限公司 A kind of sewage-treating agent and preparation method thereof for coating material production
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CN106477654A (en) * 2016-12-27 2017-03-08 郑州诚合信息技术有限公司 A kind of chemical fibre industry sewage-treating agent and preparation method thereof
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CN109368759A (en) * 2018-12-25 2019-02-22 重庆市沃利克环保设备有限公司 A kind of sewage-treating agent and preparation method thereof for coating material production

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