CN105776577A - Printing and dyeing wastewater treating agent and preparing method thereof - Google Patents
Printing and dyeing wastewater treating agent and preparing method thereof Download PDFInfo
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- CN105776577A CN105776577A CN201610373247.7A CN201610373247A CN105776577A CN 105776577 A CN105776577 A CN 105776577A CN 201610373247 A CN201610373247 A CN 201610373247A CN 105776577 A CN105776577 A CN 105776577A
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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
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/34—Biological treatment of water, waste water, or sewage characterised by the microorganisms used
Abstract
The invention discloses a printing and dyeing wastewater treating agent and a preparing method thereof.The printing and dyeing wastewater treating agent is prepared from, by weight, 30-40 parts of coal ash, 30-40 parts of activated sludge, 20-30 parts of porous ceramisite, 15-20 parts of loofah sponge, 5-10 parts of sodium hypochlorite, 15-25 parts of modified corn starch, 5-10 parts of gypsum powder, 40-50 parts of sodium caseinate, 20-30 parts of bamboo charcoal, 10-20 parts of guar gum, 5-8 parts of rhamnolipid, 5-15 parts of a poly-ferric-silicate flocculant and 10-25 parts of a microbial film.With the printing and dyeing wastewater treating agent, the physicochemical indexes of printing and dyeing wastewater can reach the GB 18918-2002 standard, and index parameters such as COD, BOD and SS are effectively decreased; the printing and dyeing wastewater treating agent is simple in treating process, small in dosage, good in treating effect and stable in performance, guarantees good quality of outlet water, effectively reduces water treating cost and has great economic benefits and social benefits.
Description
Technical field
The present invention relates to a kind of sewage-treating agent technical field, specifically a kind of dyeing and printing sewage inorganic agent and preparation method thereof.
Background technology
Dyeing is industrial wastewater discharge rich and influential family, refuses incomplete statistics, and whole nation dyeing waste water discharge capacity is about every day 4 × 106Cubic meter.For a long time, dyeing waste water is because of the features such as its water yield is big, organic pollution content is high, colourity is deep, acidity is big, change of water quality is big, one of the most domestic and international intractable industrial wastewater.
At present, processing dyeing and printing sewage pollution problem 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 a kind of dyeing and printing sewage inorganic agent 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:
A kind of dyeing and printing sewage inorganic agent, according to the component of weight portion be: flyash 30-40 part, activated sludge 30-40 part, porous ceramic grain 20-30 part, towel gourd 15-20 part, sodium hypochlorite 5-10 part, modified corn starch 15-25 part, Gypsum Fibrosum powder 5-10 part, Sodium Caseinate 40-50 part, bamboo charcoal 20-30 part, guar gum 10-20 part, rhamnolipid 5-8 part, poly ferric silicon type flocculant 5-15 part, microbial biofilm 10-25 part；Described modified corn starch preparation method, comprise the following steps: corn starch is carried out gelatinizing, again by the mixing of the corn starch solution after gelatinizing, sodium peroxydisulfate and Polyethylene Glycol and ultrasonic Treatment, finally dropping polylactic acid and vinylacetate, obtain modified corn starch after constant temperature stirring reaction.
As the further scheme of the present invention: the granular size of described porous ceramic grain is 30-60 mesh.
As the further scheme of the present invention: the molecular weight of described guar gum is at 60-80 ten thousand, and viscosity is at more than 3000cp.
As the further scheme of the present invention: described microbial biofilm is that biofilm through more than 48h cultivates gained on the activated carbon by Pseudomonas aeruginosa, geotrichum candidum and Shewanella decolorationis.
The preparation method of a kind of dyeing and printing sewage inorganic agent, concretely comprises the following steps:
(1) first, add water in flyash and activated sludge and obtain mixture slurry, making its moisture content is 60%-80%, is then mixed homogeneously with towel gourd, sodium hypochlorite, modified corn starch, Gypsum Fibrosum powder, Sodium Caseinate, bamboo charcoal by mixture slurry, obtains mixture I after piling up 12-24h；
(2) secondly, mixture I carries out high temperature microwave process, and the temperature that high temperature microwave processes is 160 DEG C-200 DEG C, and the time is 2h-6h, obtains mixtures II；
(3) then, mixtures II and guar gum, rhamnolipid, poly ferric silicon type flocculant carrying out mixing stirring pulping, every kind of raw material interpolation is all spaced 3-5min, obtains mixtures III；
(4) last, mixtures III is mixed with microbial biofilm, porous ceramic grain and processes, oven drying at low temperature at a temperature of being subsequently placed at 2 DEG C-8 DEG C, obtain dyeing and printing sewage inorganic agent.
As the further scheme of the present invention: in step (1), the moisture content of mixture slurry is 70%.
As the further scheme of the present invention: the temperature that in step (3), mixed high temperature microwave processes is 180 DEG C, and the time is 4h.
Compared with prior art, the invention has the beneficial effects as follows:
The present invention enables to the physical and chemical index of dyeing and printing sewage and reaches GB18918-2002 standard, and effectively reduces the index parameters such as COD, BOD, SS；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
A kind of dyeing and printing sewage inorganic agent, according to the component of weight portion be: 30 parts of flyash, activated sludge 30 parts, porous ceramic grain 20 parts, towel gourd 15 parts, sodium hypochlorite 5 parts, modified corn starch 15 parts, Gypsum Fibrosum powder 5 parts, Sodium Caseinate 40 parts, bamboo charcoal 20 parts, guar gum 10 parts, rhamnolipid 5 parts, poly ferric silicon type flocculant 5 parts, microbial biofilm 10 parts；Described modified corn starch preparation method, comprise the following steps: corn starch is carried out gelatinizing, again by the mixing of the corn starch solution after gelatinizing, sodium peroxydisulfate and Polyethylene Glycol and ultrasonic Treatment, finally dropping polylactic acid and vinylacetate, obtain modified corn starch after constant temperature stirring reaction；The granular size of described porous ceramic grain is 30 mesh；The molecular weight of described guar gum is at 60-80 ten thousand, and viscosity is at 3000cp；Described microbial biofilm is that biofilm through 48h cultivates gained on the activated carbon by Pseudomonas aeruginosa, geotrichum candidum and Shewanella decolorationis.
The preparation method of a kind of dyeing and printing sewage inorganic agent, concretely comprises the following steps:
(1) first, add water in flyash and activated sludge and obtain mixture slurry, making its moisture content is 60%, is then mixed homogeneously with towel gourd, sodium hypochlorite, modified corn starch, Gypsum Fibrosum powder, Sodium Caseinate, bamboo charcoal by mixture slurry, obtains mixture I after piling up 12h；
(2) secondly, mixture I carries out high temperature microwave process, and the temperature that high temperature microwave processes is 160 DEG C, and the time is 2h, obtains mixtures II；
(3) then, mixtures II and guar gum, rhamnolipid, poly ferric silicon type flocculant carrying out mixing stirring pulping, every kind of raw material interpolation is all spaced 3min, obtains mixtures III；
(4) last, mixtures III is mixed with microbial biofilm, porous ceramic grain and processes, oven drying at low temperature at a temperature of being subsequently placed at 2 DEG C, obtain dyeing and printing sewage inorganic agent.
Embodiment 2
A kind of dyeing and printing sewage inorganic agent, according to the component of weight portion be: 30 parts of flyash, activated sludge 30 parts, porous ceramic grain 25 parts, towel gourd 18 parts, sodium hypochlorite 8 parts, modified corn starch 20 parts, Gypsum Fibrosum powder 8 parts, Sodium Caseinate 45 parts, bamboo charcoal 20 parts, guar gum 15 parts, rhamnolipid 7 parts, poly ferric silicon type flocculant 5 parts, microbial biofilm 10 parts；Described modified corn starch preparation method, comprise the following steps: corn starch is carried out gelatinizing, again by the mixing of the corn starch solution after gelatinizing, sodium peroxydisulfate and Polyethylene Glycol and ultrasonic Treatment, finally dropping polylactic acid and vinylacetate, obtain modified corn starch after constant temperature stirring reaction；The granular size of described porous ceramic grain is 40 mesh；The molecular weight of described guar gum is at 60-80 ten thousand, and viscosity is at 4000cp；Described microbial biofilm is that biofilm through 48h cultivates gained on the activated carbon by Pseudomonas aeruginosa, geotrichum candidum and Shewanella decolorationis.
The preparation method of a kind of dyeing and printing sewage inorganic agent, concretely comprises the following steps:
(1) first, add water in flyash and activated sludge and obtain mixture slurry, making its moisture content is 60%, is then mixed homogeneously with towel gourd, sodium hypochlorite, modified corn starch, Gypsum Fibrosum powder, Sodium Caseinate, bamboo charcoal by mixture slurry, obtains mixture I after piling up 12h；
(2) secondly, mixture I carries out high temperature microwave process, and the temperature that high temperature microwave processes is 160 DEG C, and the time is 2h, obtains mixtures II；
(3) then, mixtures II and guar gum, rhamnolipid, poly ferric silicon type flocculant carrying out mixing stirring pulping, every kind of raw material interpolation is all spaced 4min, obtains mixtures III；
(4) last, mixtures III is mixed with microbial biofilm, porous ceramic grain and processes, oven drying at low temperature at a temperature of being subsequently placed at 4 DEG C, obtain dyeing and printing sewage inorganic agent.
Embodiment 3
A kind of dyeing and printing sewage inorganic agent, according to the component of weight portion be: 35 parts of flyash, activated sludge 35 parts, porous ceramic grain 25 parts, towel gourd 18 parts, sodium hypochlorite 8 parts, modified corn starch 20 parts, Gypsum Fibrosum powder 8 parts, Sodium Caseinate 45 parts, bamboo charcoal 25 parts, guar gum 15 parts, rhamnolipid 7 parts, poly ferric silicon type flocculant 10 parts, microbial biofilm 18 parts；Described modified corn starch preparation method, comprise the following steps: corn starch is carried out gelatinizing, again by the mixing of the corn starch solution after gelatinizing, sodium peroxydisulfate and Polyethylene Glycol and ultrasonic Treatment, finally dropping polylactic acid and vinylacetate, obtain modified corn starch after constant temperature stirring reaction；The granular size of described porous ceramic grain is 60 mesh；The molecular weight of described guar gum is at 60-80 ten thousand, and viscosity is at 6000cp；Described microbial biofilm is that biofilm through 48h cultivates gained on the activated carbon by Pseudomonas aeruginosa, geotrichum candidum and Shewanella decolorationis.
The preparation method of a kind of dyeing and printing sewage inorganic agent, concretely comprises the following steps:
(1) first, add water in flyash and activated sludge and obtain mixture slurry, making its moisture content is 70%, is then mixed homogeneously with towel gourd, sodium hypochlorite, modified corn starch, Gypsum Fibrosum powder, Sodium Caseinate, bamboo charcoal by mixture slurry, obtains mixture I after piling up 24h；
(2) secondly, mixture I carries out high temperature microwave process, and the temperature that high temperature microwave processes is 180 DEG C, and the time is 4h, obtains mixtures II；
(3) then, mixtures II and guar gum, rhamnolipid, poly ferric silicon type flocculant carrying out mixing stirring pulping, every kind of raw material interpolation is all spaced 4min, obtains mixtures III；
(4) last, mixtures III is mixed with microbial biofilm, porous ceramic grain and processes, oven drying at low temperature at a temperature of being subsequently placed at 6 DEG C, obtain dyeing and printing sewage inorganic agent.
Embodiment 4
A kind of dyeing and printing sewage inorganic agent, according to the component of weight portion be: 35 parts of flyash, activated sludge 35 parts, porous ceramic grain 25 parts, towel gourd 18 parts, sodium hypochlorite 8 parts, modified corn starch 20 parts, Gypsum Fibrosum powder 8 parts, Sodium Caseinate 45 parts, bamboo charcoal 25 parts, guar gum 15 parts, rhamnolipid 7 parts, poly ferric silicon type flocculant 10 parts, microbial biofilm 18 parts；Described modified corn starch preparation method, comprise the following steps: corn starch is carried out gelatinizing, again by the mixing of the corn starch solution after gelatinizing, sodium peroxydisulfate and Polyethylene Glycol and ultrasonic Treatment, finally dropping polylactic acid and vinylacetate, obtain modified corn starch after constant temperature stirring reaction；The granular size of described porous ceramic grain is 40 mesh；The molecular weight of described guar gum is at 60-80 ten thousand, and viscosity is at 5000cp；Described microbial biofilm is that biofilm through 48h cultivates gained on the activated carbon by Pseudomonas aeruginosa, geotrichum candidum and Shewanella decolorationis.
The preparation method of a kind of dyeing and printing sewage inorganic agent, concretely comprises the following steps:
(1) first, add water in flyash and activated sludge and obtain mixture slurry, making its moisture content is 70%, is then mixed homogeneously with towel gourd, sodium hypochlorite, modified corn starch, Gypsum Fibrosum powder, Sodium Caseinate, bamboo charcoal by mixture slurry, obtains mixture I after piling up 12h；
(2) secondly, mixture I carries out high temperature microwave process, and the temperature that high temperature microwave processes is 180 DEG C, and the time is 4h, obtains mixtures II；
(3) then, mixtures II and guar gum, rhamnolipid, poly ferric silicon type flocculant carrying out mixing stirring pulping, every kind of raw material interpolation is all spaced 3min, obtains mixtures III；
(4) last, mixtures III is mixed with microbial biofilm, porous ceramic grain and processes, oven drying at low temperature at a temperature of being subsequently placed at 8 DEG C, obtain dyeing and printing sewage inorganic agent.
Embodiment 5
A kind of dyeing and printing sewage inorganic agent, according to the component of weight portion be: 40 parts of flyash, activated sludge 40 parts, porous ceramic grain 30 parts, towel gourd 20 parts, sodium hypochlorite 10 parts, modified corn starch 25 parts, Gypsum Fibrosum powder 10 parts, Sodium Caseinate 50 parts, bamboo charcoal 30 parts, guar gum 20 parts, rhamnolipid 8 parts, poly ferric silicon type flocculant 15 parts, microbial biofilm 25 parts；Described modified corn starch preparation method, comprise the following steps: corn starch is carried out gelatinizing, again by the mixing of the corn starch solution after gelatinizing, sodium peroxydisulfate and Polyethylene Glycol and ultrasonic Treatment, finally dropping polylactic acid and vinylacetate, obtain modified corn starch after constant temperature stirring reaction；The granular size of described porous ceramic grain is 60 mesh；The molecular weight of described guar gum is at 60-80 ten thousand, and viscosity is at 6000cp；Described microbial biofilm is that biofilm through 48h cultivates gained on the activated carbon by Pseudomonas aeruginosa, geotrichum candidum and Shewanella decolorationis.
The preparation method of a kind of dyeing and printing sewage inorganic agent, concretely comprises the following steps:
(1) first, add water in flyash and activated sludge and obtain mixture slurry, making its moisture content is 80%, is then mixed homogeneously with towel gourd, sodium hypochlorite, modified corn starch, Gypsum Fibrosum powder, Sodium Caseinate, bamboo charcoal by mixture slurry, obtains mixture I after piling up 12-24h；
(2) secondly, mixture I carries out high temperature microwave process, and the temperature that high temperature microwave processes is 160 DEG C-200 DEG C, and the time is 6h, obtains mixtures II；
(3) then, mixtures II and guar gum, rhamnolipid, poly ferric silicon type flocculant carrying out mixing stirring pulping, every kind of raw material interpolation is all spaced 5min, obtains mixtures III；
(4) last, mixtures III is mixed with microbial biofilm, porous ceramic grain and processes, oven drying at low temperature at a temperature of being subsequently placed at 8 DEG C, obtain dyeing and printing sewage inorganic agent.
Comparative example 1
A kind of dyeing and printing sewage inorganic agent, according to the component of weight portion be: 35 parts of flyash, activated sludge 35 parts, porous ceramic grain 25 parts, sodium hypochlorite 8 parts, Gypsum Fibrosum powder 8 parts, bamboo charcoal 25 parts, guar gum 15 parts, poly ferric silicon type flocculant 10 parts, microbial biofilm 18 parts；The granular size of described porous ceramic grain is 60 mesh；The molecular weight of described guar gum is at 60-80 ten thousand, and viscosity is at 6000cp；Described microbial biofilm is that biofilm through 48h cultivates gained on the activated carbon by Pseudomonas aeruginosa, geotrichum candidum and Shewanella decolorationis.
The preparation method of a kind of dyeing and printing sewage inorganic agent, concretely comprises the following steps:
(1) first, add water in flyash and activated sludge and obtain mixture slurry so that it is moisture content is 70%, is then mixed homogeneously with sodium hypochlorite, Gypsum Fibrosum powder, bamboo charcoal by mixture slurry, after piling up 24h, obtain mixture I；
(2) secondly, mixture I carries out high temperature microwave process, and the temperature that high temperature microwave processes is 180 DEG C, and the time is 4h, obtains mixtures II；
(3) then, mixtures II and guar gum, poly ferric silicon type flocculant carrying out mixing stirring pulping, every kind of raw material interpolation is all spaced 4min, obtains mixtures III；
(4) last, mixtures III is mixed with microbial biofilm, porous ceramic grain and processes, oven drying at low temperature at a temperature of being subsequently placed at 6 DEG C, obtain dyeing and printing sewage inorganic agent.
Comparative example 2
A kind of dyeing and printing sewage inorganic agent, according to the component of weight portion be: 35 parts of flyash, activated sludge 35 parts, poly ferric silicon type flocculant 10 parts, microbial biofilm 18 parts.
The preparation method of a kind of dyeing and printing sewage inorganic agent, concretely comprises the following steps:
(1) first, add water in flyash and activated sludge and obtain mixture slurry so that it is moisture content is 70%, then carry out mixing stirring pulping by mixture slurry and poly ferric silicon type flocculant, obtain mixture；
(2) last, mixture is mixed with microbial biofilm and processes, oven drying at low temperature at a temperature of being subsequently placed at 6 DEG C, obtain dyeing and printing sewage inorganic agent.
Comparative example 3
A kind of dyeing and printing sewage inorganic agent, according to the component of weight portion be: 35 parts of flyash, activated sludge 35 parts, porous ceramic grain 25 parts, towel gourd 18 parts, sodium hypochlorite 8 parts, modified corn starch 20 parts, Gypsum Fibrosum powder 8 parts, Sodium Caseinate 45 parts, bamboo charcoal 25 parts, guar gum 15 parts, rhamnolipid 7 parts, poly ferric silicon type flocculant 10 parts, microbial biofilm 18 parts；Described modified corn starch preparation method, comprise the following steps: corn starch is carried out gelatinizing, again by the mixing of the corn starch solution after gelatinizing, sodium peroxydisulfate and Polyethylene Glycol and ultrasonic Treatment, finally dropping polylactic acid and vinylacetate, obtain modified corn starch after constant temperature stirring reaction；The granular size of described porous ceramic grain is 60 mesh；The molecular weight of described guar gum is at 60-80 ten thousand, and viscosity is at 6000cp；Described microbial biofilm is that biofilm through 48h cultivates gained on the activated carbon by Pseudomonas aeruginosa, geotrichum candidum and Shewanella decolorationis.
The preparation method of a kind of dyeing and printing sewage inorganic agent, concretely comprises the following steps:
(1) first, add water in flyash and activated sludge and obtain mixture slurry, making its moisture content is 70%, is then mixed homogeneously with towel gourd, sodium hypochlorite, modified corn starch, Gypsum Fibrosum powder, Sodium Caseinate, bamboo charcoal by mixture slurry, obtains mixture I after piling up 24h；
(2) then, carrying out mixing stirring pulping by mixture I with guar gum, rhamnolipid, poly ferric silicon type flocculant, every kind of raw material interpolation is all spaced 4min, obtains mixtures II；
(3) last, mixtures II is mixed with microbial biofilm, porous ceramic grain and processes, oven drying at low temperature at a temperature of being subsequently placed at 6 DEG C, obtain dyeing and printing sewage inorganic agent.
Test experience
Weigh embodiment 1, embodiment 2, embodiment 3, embodiment 4, embodiment 5 and comparative example 1 respectively, comparative example 2, each 1kg of comparative example 3 join in the dyeing and printing sewage of 10kg, temperature control is at 20 DEG C, it is stirred continuously 1h, the effect of the dyeing and printing sewage inorganic agent of the present invention, test result table 1 (unit mg/L) is tested respectively using COD, BOD, SS, NH3-N, colourity and pH as evaluation criterion.
As can be seen here, the dyeing and printing sewage inorganic agent of the present invention, the most notable treatment effect is had compared with matched group, the present invention enables to the physical and chemical index of dyeing and printing sewage and reaches GB18918-2002 standard (having reached more than one-level B standard), and effectively reduces the index parameters such as COD, BOD, SS；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. a dyeing and printing sewage inorganic agent, it is characterized in that, according to the component of weight portion be: flyash 30-40 part, activated sludge 30-40 part, porous ceramic grain 20-30 part, towel gourd 15-20 part, sodium hypochlorite 5-10 part, modified corn starch 15-25 part, Gypsum Fibrosum powder 5-10 part, Sodium Caseinate 40-50 part, bamboo charcoal 20-30 part, guar gum 10-20 part, rhamnolipid 5-8 part, poly ferric silicon type flocculant 5-15 part, microbial biofilm 10-25 part；Described modified corn starch preparation method, comprise the following steps: corn starch is carried out gelatinizing, again by the mixing of the corn starch solution after gelatinizing, sodium peroxydisulfate and Polyethylene Glycol and ultrasonic Treatment, finally dropping polylactic acid and vinylacetate, obtain modified corn starch after constant temperature stirring reaction.
Dyeing and printing sewage inorganic agent the most according to claim 1, it is characterised in that the granular size of described porous ceramic grain is 30-60 mesh.
Dyeing and printing sewage inorganic agent the most according to claim 1, it is characterised in that the molecular weight of described guar gum is at 60-80 ten thousand, and viscosity is at more than 3000cp.
Dyeing and printing sewage inorganic agent the most according to claim 1, it is characterised in that described microbial biofilm is that biofilm through more than 48h cultivates gained on the activated carbon by Pseudomonas aeruginosa, geotrichum candidum and Shewanella decolorationis.
5. the preparation method of the dyeing and printing sewage inorganic agent as described in claim 1-4 is arbitrary, it is characterised in that concretely comprise the following steps:
(1) first, add water in flyash and activated sludge and obtain mixture slurry, making its moisture content is 60%-80%, is then mixed homogeneously with towel gourd, sodium hypochlorite, modified corn starch, Gypsum Fibrosum powder, Sodium Caseinate, bamboo charcoal by mixture slurry, obtains mixture I after piling up 12-24h；
(2) secondly, mixture I carries out high temperature microwave process, and the temperature that high temperature microwave processes is 160 DEG C-200 DEG C, and the time is 2h-6h, obtains mixtures II；
(3) then, mixtures II and guar gum, rhamnolipid, poly ferric silicon type flocculant carrying out mixing stirring pulping, every kind of raw material interpolation is all spaced 3-5min, obtains mixtures III；
(4) last, mixtures III is mixed with microbial biofilm, porous ceramic grain and processes, oven drying at low temperature at a temperature of being subsequently placed at 2 DEG C-8 DEG C, obtain dyeing and printing sewage inorganic agent.
The preparation method of dyeing and printing sewage inorganic agent the most according to claim 5, it is characterised in that in step (1), the moisture content of mixture slurry is 70%.
The preparation method of dyeing and printing sewage inorganic agent the most according to claim 5, it is characterised in that the temperature that in step (3), mixed high temperature microwave processes is 180 DEG C, and the time is 4h.
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| CN110143627A (en) * | 2019-07-04 | 2019-08-20 | 李洪 | A kind of city domestic sewage inorganic agent and sewage treatment process |
| CN112028207A (en) * | 2020-08-25 | 2020-12-04 | 广西桂林新大桂工环境科技中心(有限合伙) | Flocculant for sewage treatment and preparation method thereof |
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Application publication date: 20160720 |