CN109012632A - The preparation and application of a kind of adhesive flocculant complex microsphere and adhesive flocculant - Google Patents
The preparation and application of a kind of adhesive flocculant complex microsphere and adhesive flocculant Download PDFInfo
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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
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5263—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using natural chemical compounds
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- 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
- B01J20/20—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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- 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
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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
- B01J20/24—Naturally occurring macromolecular compounds, e.g. humic acids or their derivatives
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- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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- 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
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- 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
- B01J20/28—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
- B01J20/28014—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties characterised by their form
- B01J20/28016—Particle form
- B01J20/28019—Spherical, ellipsoidal or cylindrical
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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
- B01J20/28—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
- B01J20/28014—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties characterised by their form
- B01J20/28042—Shaped bodies; Monolithic structures
- B01J20/28045—Honeycomb or cellular structures; Solid foams or sponges
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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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- 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
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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
- C02F1/286—Treatment of water, waste water, or sewage by sorption using natural organic sorbents or derivatives thereof
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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
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
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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
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
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- 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
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
- C02F1/56—Macromolecular compounds
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- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/20—Heavy metals or heavy metal compounds
- C02F2101/203—Iron or iron compound
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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
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/007—Contaminated open waterways, rivers, lakes or ponds
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- Analytical Chemistry (AREA)
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Abstract
The invention discloses a kind of preparation method of adhesive flocculant complex microsphere, includes the following steps: for bagasse to be added in hydrochloric acid and stir, filter, it is dry, it is sent into tube furnace and carbonizes, cool down, it crushes, sodium aluminate solution is added and stirs evenly, it is 9-9.4 that sulfuric acid solution to system pH is added under stirring, filtering, humic acid, polyvinyl alcohol, ethanol solution stirring, filtering is added in sediment washing, vacuum drying, crushing obtain adhesive flocculant complex microsphere.The invention discloses a kind of adhesive flocculant preparation method, includes the following steps: that sawdust, maize cob meal, active carbon, bagasse stirring are added into the concentrated sulfuric acid, filter, wash, it is dry, beta-type semi-hydrated gypsum is added, bodied ferric sulfate is uniformly mixed and obtains prefabricated material；Carboxymethyl cellulose, Sodium Polyacrylate, above-mentioned gained flocculant complex microsphere, monoethanolamine, activated silica, sodium carbonate, prefabricated material are uniformly mixed, pH adjusting agent is added and is uniformly mixed, be dried to obtain adhesive flocculant.
Description
Technical field
The present invention relates to technical field more particularly to a kind of preparation methods of adhesive flocculant complex microsphere, and one kind
Adhesive flocculant preparation method and application.
Background technique
Since a large amount of industrial wastewaters, sanitary sewage are directly discharged into, China's river ecosystem receives serious destruction,
Serious harm is brought to townscape and people's lives.Contain a large amount of divalent in steel plant, electroplate factory and pickling waste waters
Iron ion after being discharged into river, is gradually oxidized to ferric ion in water body, and forms the iron hydroxide wadding of fine granularity
Body.Due to wadding body small volume, lighter weight, under the action of the forces of the wind, this wadding body long-term suspension in water, causes water body to be sent out
Huang is commonly called as " yellow water ", seriously affects the color of water, smells, the sensory properties such as taste.
Summary of the invention
Technical problems based on background technology, the invention proposes a kind of preparations of adhesive flocculant complex microsphere
Method and a kind of adhesive flocculant preparation method and application, the present invention is environmentally protective, and absorption property is excellent, and adsorbent is not only
It further include part metals ion including various organic matters, elution is easy, convenient for being recycled, and the decoloration to sanitary wastewater
Ability is outstanding, and preparation process is simple and feasible, is immersed in sanitary wastewater and is not easy loose, intensity height, while not needing aerator
Etc. complex devices, low energy consumption, device is simple, processing cost is low, easy to operate, and maintenance is simple, significant effect, to the river of iron pollution
Water harnessing effect is good, applied widely.
A kind of preparation method of adhesive flocculant complex microsphere proposed by the present invention, includes the following steps: bagasse
It is added in hydrochloric acid and stirs, filter, it is dry, it is sent into tube furnace and carbonizes, cool down, crush, sodium aluminate solution is added and stirs evenly, stirs
Mixing and sulfuric acid solution to system pH is added under state is 9-9.4, filtering, sediment washing, addition humic acid, polyvinyl alcohol, second
Alcoholic solution stirring, is filtered, and vacuum drying, crushing obtains adhesive flocculant complex microsphere.
Preferably, bagasse is added in hydrochloric acid and stirs 15-35min, whipping temp is 80-92 DEG C.
Preferably, carbonization time 4-10min, 820-900 DEG C of carbonization temperature.
Preferably, humic acid, polyvinyl alcohol, ethanol solution is added and stirs 15-24min, whipping temp is 142-150 DEG C.
Preferably, vacuum drying temperature is 135-145 DEG C, vacuum drying time 10-20h.
Preferably, bagasse, hydrochloric acid, sodium aluminate solution, humic acid, polyvinyl alcohol, ethanol solution weight ratio be 43-
50:120-140:80-120:2-6:0.1-0.4:100-120 concentration of hydrochloric acid 1.5-1.8mol/L, sodium aluminate solution concentration are
1.8-2.2mol/L, ethanol solution concentration 10.2-11.5wt%.
The present invention after persalt acidified degradation, forms activation products, surface using bagasse after tube furnace carbonizes
Containing a large amount of oxygen-containing functional groups, adsorption capacity is extremely strong, and sulfuric acid, which reacts the sediment to be formed with sodium aluminate, can be attracted to activation production
Then object surface reacts to form aluminium hydroxide glue structure with polyvinyl alcohol, and humic acid can be reacted with aluminium hydroxide, and absorption is lived
Property further enhances.
A kind of adhesive flocculant preparation method proposed by the present invention, includes the following steps:
S1, sawdust, maize cob meal, active carbon, bagasse stirring are added into the concentrated sulfuric acid, filter, washs, it is dry, β is added
Type semi-hydrated gypsum, bodied ferric sulfate, which are uniformly mixed, obtains prefabricated material；
S2, by carboxymethyl cellulose, Sodium Polyacrylate, above-mentioned gained adhesive flocculant complex microsphere, monoethanolamine, work
Property tripoli, sodium carbonate, prefabricated material be uniformly mixed, add pH adjusting agent be uniformly mixed, be dried to obtain adhesive flocculant.
Preferably, in S1, sawdust, maize cob meal, active carbon, bagasse is added into the concentrated sulfuric acid and stirs 20-40min, stirs
Mixing temperature is 80-90 DEG C.
Preferably, in S1, the concentrated sulfuric acid, sawdust, maize cob meal, active carbon, bagasse, beta-type semi-hydrated gypsum, bodied ferric sulfate
Weight ratio be 100-200:12-18:4-15:2-9:4-11:1-4:2-9.
Preferably, in S2, drying temperature is 70-80 DEG C.
Preferably, in S2, carboxymethyl cellulose, Sodium Polyacrylate, above-mentioned gained adhesive flocculant complex microsphere, a second
Hydramine, activated silica, sodium carbonate, prefabricated material, pH adjusting agent weight ratio be 20-32:5-12:2-10:1-4:2-5:1-4:5-
15:2-8.
Preferably, in S2, pH adjusting agent is sodium hydroxide.
Application of the above-mentioned gained adhesive flocculant proposed by the present invention as river water treatment agent.
The present invention is using sawdust, maize cob meal, active carbon, bagasse compounding, after the concentrated sulfuric acid activates, to half water of β type
Gypsum, the degree of scatter of bodied ferric sulfate are high, and adsorption activity is high, synergistic effect, to the adsorption activity pole of metal ion
Height, cooperation complex microsphere effect, not only internal to form a large amount of honeycomb structures, load factor is high, has excellent physical absorption
While performance, good forming effect, the interspersed dispersion of mutual adsorbent is guaranteeing that adsorbent material has excellent adsorption bleaching
It is high to the adsorption activity of organic matter and metal ion while performance, it can be in large-scale application.
The present invention is environmentally protective, and absorption property is excellent, and it further includes part metals that adsorbent, which not only includes various organic matters,
Ion, elution are easy, convenient for being recycled, and also it is outstanding to the decoloring ability of sanitary wastewater, preparation process is simple and feasible, impregnates
It is not easy loose, intensity height in sanitary wastewater, while not needing the complex devices such as aerator, low energy consumption, device is simple, processing
At low cost, easy to operate, maintenance is simple, and significant effect is good to the river water regulation effect of iron pollution, applied widely.
Specific embodiment
In the following, technical solution of the present invention is described in detail by specific embodiment.
Embodiment 1
A kind of preparation method of adhesive flocculant complex microsphere includes the following steps: 43kg bagasse 140kg is added
Concentration is that 35min is stirred in 1.5mol/L hydrochloric acid, and whipping temp is 80 DEG C, is filtered, dry, is sent into tube furnace and carbonizes 10min,
820 DEG C of carbonization temperature, cool down, crush, it is that 1.8mol/L sodium aluminate solution stirs evenly that 120kg concentration, which is added, under stirring
It is 9-9.4 that addition concentration, which is 12wt% sulfuric acid solution to system pH, filtering, and 2kg humic acid, 0.4kg is added in sediment washing
Polyvinyl alcohol, 100kg concentration are that 11.5wt% ethanol solution stirs 15min, and whipping temp is 150 DEG C, filtering, 135 DEG C of vacuum
Dry 20h, crushing obtain adhesive flocculant complex microsphere.
A kind of adhesive flocculant preparation method, which comprises the steps of:
S1,18kg sawdust, 4kg maize cob meal, 9kg active carbon, the stirring of 4kg bagasse are added into the 100kg concentrated sulfuric acid
40min, whipping temp are 80 DEG C, filter, wash, dry, 4kg beta-type semi-hydrated gypsum are added, 2kg bodied ferric sulfate is uniformly mixed
Obtain prefabricated material；
S2, by 32kg carboxymethyl cellulose, 5kg Sodium Polyacrylate, the above-mentioned gained adhesive flocculant complex microsphere of 10kg,
1kg monoethanolamine, 5kg activated silica, 1kg sodium carbonate, the prefabricated material of 15kg are uniformly mixed, and it is equal to add the mixing of 2kg sodium hydroxide
Even, 80 DEG C are dried to obtain adhesive flocculant.
Embodiment 2
A kind of preparation method of adhesive flocculant complex microsphere includes the following steps: 50kg bagasse 120kg is added
Concentration is that 15min is stirred in 1.8mol/L hydrochloric acid, and whipping temp is 92 DEG C, is filtered, dry, is sent into tube furnace and carbonizes 4min,
900 DEG C of carbonization temperature, cool down, crush, it is that 2.2mol/L sodium aluminate solution stirs evenly that 80kg concentration, which is added, is added under stirring
It is 9-9.4 that enter concentration, which be 10wt% sulfuric acid solution to system pH, filtering, and it is poly- that 6kg humic acid, 0.1kg is added in sediment washing
Vinyl alcohol, 120kg concentration are that 10.2wt% ethanol solution stirs 24min, and whipping temp is 142 DEG C, filtering, and 145 DEG C of vacuum are dry
Dry 10h, crushing obtain adhesive flocculant complex microsphere.
A kind of adhesive flocculant preparation method, which comprises the steps of:
S1,12kg sawdust, 15kg maize cob meal, 2kg active carbon, the stirring of 11kg bagasse are added into the 200kg concentrated sulfuric acid
20min, whipping temp are 90 DEG C, filter, wash, dry, 1kg beta-type semi-hydrated gypsum are added, 9kg bodied ferric sulfate is uniformly mixed
Obtain prefabricated material；
S2, by 20kg carboxymethyl cellulose, 12kg Sodium Polyacrylate, the above-mentioned gained adhesive flocculant complex microsphere of 2kg,
4kg monoethanolamine, 2kg activated silica, 4kg sodium carbonate, the prefabricated material of 5kg are uniformly mixed, and it is equal to add the mixing of 8kg sodium hydroxide
Even, 70 DEG C are dried to obtain adhesive flocculant.
Embodiment 3
A kind of preparation method of adhesive flocculant complex microsphere includes the following steps: 44kg bagasse 135kg is added
Concentration is that 30min is stirred in 1.6mol/L hydrochloric acid, and whipping temp is 84 DEG C, is filtered, dry, is sent into tube furnace and carbonizes 8min,
840 DEG C of carbonization temperature, cool down, crush, it is that 1.9mol/L sodium aluminate solution stirs evenly that 110kg concentration, which is added, under stirring
It is 9-9.4 that addition concentration, which is 11.5wt% sulfuric acid solution to system pH, filtering, sediment washing, addition 3kg humic acid,
0.3kg polyvinyl alcohol, 105kg concentration are that 11wt% ethanol solution stirs 18min, and whipping temp is 148 DEG C, and filtering, 138 DEG C true
The dry 18h of sky, crushing obtain adhesive flocculant complex microsphere.
A kind of adhesive flocculant preparation method, which comprises the steps of:
S1,16kg sawdust, 6kg maize cob meal, 8kg active carbon, the stirring of 6kg bagasse are added into the 120kg concentrated sulfuric acid
35min, whipping temp are 82 DEG C, filter, wash, dry, 3kg beta-type semi-hydrated gypsum are added, 4kg bodied ferric sulfate is uniformly mixed
Obtain prefabricated material；
S2, by 28kg carboxymethyl cellulose, the above-mentioned gained adhesive flocculant complex microsphere of 6kg Sodium Polyacrylate 8kg,
2kg monoethanolamine, 4kg activated silica, 2kg sodium carbonate, the prefabricated material of 12kg are uniformly mixed, and it is equal to add the mixing of 4kg sodium hydroxide
Even, 77 DEG C are dried to obtain adhesive flocculant.
Embodiment 4
A kind of preparation method of adhesive flocculant complex microsphere includes the following steps: 48kg bagasse 125kg is added
Concentration is that 20min is stirred in 1.7mol/L hydrochloric acid, and whipping temp is 88 DEG C, is filtered, dry, is sent into tube furnace and carbonizes 6min,
880 DEG C of carbonization temperature, cool down, crush, it is that 2.1mol/L sodium aluminate solution stirs evenly that 90kg concentration, which is added, is added under stirring
It is 9-9.4 that enter concentration, which be 10.5wt% sulfuric acid solution to system pH, filtering, and 5kg humic acid, 0.2kg is added in sediment washing
Polyvinyl alcohol, 115kg concentration are that 10.4wt% ethanol solution stirs 22min, and whipping temp is 144 DEG C, filtering, 142 DEG C of vacuum
Dry 12h, crushing obtain adhesive flocculant complex microsphere.
A kind of adhesive flocculant preparation method, which comprises the steps of:
S1,14kg sawdust, 12kg maize cob meal, 4kg active carbon, the stirring of 10kg bagasse are added into the 180kg concentrated sulfuric acid
25min, whipping temp are 88 DEG C, filter, wash, dry, 2kg beta-type semi-hydrated gypsum are added, 8kg bodied ferric sulfate is uniformly mixed
Obtain prefabricated material；
S2, by 24kg carboxymethyl cellulose, 10kg Sodium Polyacrylate, the above-mentioned gained adhesive flocculant complex microsphere of 4kg,
3kg monoethanolamine, 3kg activated silica, 3kg sodium carbonate, the prefabricated material of 8kg are uniformly mixed, and it is equal to add the mixing of 6kg sodium hydroxide
Even, 73 DEG C are dried to obtain adhesive flocculant.
Embodiment 5
A kind of preparation method of adhesive flocculant complex microsphere includes the following steps: 46kg bagasse 130kg is added
Concentration is that 25min is stirred in 1.65mol/L hydrochloric acid, and whipping temp is 86 DEG C, is filtered, dry, is sent into tube furnace and carbonizes 7min,
860 DEG C of carbonization temperature, cool down, crush, it is that 2mol/L sodium aluminate solution stirs evenly that 100kg concentration, which is added, is added under stirring
It is 9-9.4 that enter concentration, which be 11wt% sulfuric acid solution to system pH, filtering, and 4kg humic acid, 0.25kg is added in sediment washing
Polyvinyl alcohol, 110kg concentration are that 10.7wt% ethanol solution stirs 20min, and whipping temp is 146 DEG C, filtering, 140 DEG C of vacuum
Dry 15h, crushing obtain adhesive flocculant complex microsphere.
A kind of adhesive flocculant preparation method, which comprises the steps of:
S1,15kg sawdust, 9kg maize cob meal, 6kg active carbon, the stirring of 8kg bagasse are added into the 150kg concentrated sulfuric acid
30min, whipping temp are 85 DEG C, filter, wash, dry, and addition 2.5kg beta-type semi-hydrated gypsum, the mixing of 6kg bodied ferric sulfate are equal
It is even to obtain prefabricated material；
S2, by 26kg carboxymethyl cellulose, 8kg Sodium Polyacrylate, the above-mentioned gained adhesive flocculant complex microsphere of 6kg,
2.5kg monoethanolamine, 3.5kg activated silica, 2.5kg sodium carbonate, the prefabricated material of 10kg are uniformly mixed, and add 5kg sodium hydroxide
It is uniformly mixed, 75 DEG C are dried to obtain adhesive flocculant.
Detection is sampled to the river water by iron pollution, is then adsorbed obtained by every 20kg river water investment 0.5-1kg embodiment 5
Flocculant is sampled detection after 12h again, and result is as follows:
| Before processing | After processing | Removal rate, % | |
| Turbidity, NTU | 20 | 3 | 85 |
| Coloration | 41 | 3 | 92.7 |
| Full concentration of iron, mg/L | 2.39 | 0.09 | 96.2 |
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (10)
1. a kind of preparation method of adhesive flocculant complex microsphere, which comprises the steps of: bagasse to be added
It stirs, filters in hydrochloric acid, it is dry, it is sent into tube furnace and carbonizes, cool down, crush, sodium aluminate solution is added and stirs evenly, stirs shape
It is 9-9.4 that sulfuric acid solution to system pH is added under state, and filtering, sediment washing, addition humic acid, polyvinyl alcohol, ethyl alcohol are molten
Liquid stirring, is filtered, and vacuum drying, crushing obtains adhesive flocculant complex microsphere.
2. the preparation method of adhesive flocculant complex microsphere according to claim 1, which is characterized in that bagasse to be added
15-35min is stirred in hydrochloric acid, whipping temp is 80-92 DEG C.
3. the preparation method of adhesive flocculant complex microsphere according to claim 1 or claim 2, which is characterized in that carbonization time
For 4-10min, 820-900 DEG C of carbonization temperature.
4. the preparation method of any one of -3 adhesive flocculant complex microspheres according to claim 1, which is characterized in that be added
Humic acid, polyvinyl alcohol, ethanol solution stir 15-24min, and whipping temp is 142-150 DEG C.
5. the preparation method of any one of -4 adhesive flocculant complex microspheres according to claim 1, which is characterized in that vacuum
Drying temperature is 135-145 DEG C, vacuum drying time 10-20h.
6. the preparation method of any one of -5 adhesive flocculant complex microspheres according to claim 1, which is characterized in that sugarcane
Slag, hydrochloric acid, sodium aluminate solution, humic acid, polyvinyl alcohol, ethanol solution weight ratio be 43-50:120-140:80-120:2-
6:0.1-0.4:100-120, concentration of hydrochloric acid 1.5-1.8mol/L, sodium aluminate solution concentration are 1.8-2.2mol/L, and ethyl alcohol is molten
Liquid concentration is 10.2-11.5wt%.
7. a kind of adhesive flocculant preparation method, which comprises the steps of:
S1, sawdust, maize cob meal, active carbon, bagasse stirring are added into the concentrated sulfuric acid, filter, washs, it is dry, β type half is added
Water gypsum, bodied ferric sulfate, which are uniformly mixed, obtains prefabricated material；
S2, by carboxymethyl cellulose, Sodium Polyacrylate, by any one of the claim 1-6 adhesive flocculant complex microsphere
Preparation method made from adhesive flocculant complex microsphere, monoethanolamine, activated silica, sodium carbonate, prefabricated material be uniformly mixed,
It adds pH adjusting agent to be uniformly mixed, is dried to obtain adhesive flocculant.
8. adhesive flocculant preparation method according to claim 7, which is characterized in that in S1, into the concentrated sulfuric acid be added sawdust,
Maize cob meal, active carbon, bagasse stir 20-40min, and whipping temp is 80-90 DEG C；Preferably, in S1, the concentrated sulfuric acid, sawdust,
Maize cob meal, active carbon, bagasse, beta-type semi-hydrated gypsum, bodied ferric sulfate weight ratio be 100-200:12-18:4-15:2-
9:4-11:1-4:2-9.
9. according to the adhesive flocculant preparation method of claim 7 or 8, which is characterized in that in S2, drying temperature 70-80
℃；Preferably, in S2, carboxymethyl cellulose, Sodium Polyacrylate are used again by any one of the claim 1-6 adhesive flocculant
Close adhesive flocculant complex microsphere, monoethanolamine, activated silica, sodium carbonate, prefabricated material, pH made from the preparation method of microballoon
The weight ratio of regulator is 20-32:5-12:2-10:1-4:2-5:1-4:5-15:2-8；Preferably, in S2, pH adjusting agent is hydrogen
Sodium oxide molybdena.
10. a kind of adhesive flocculant as made from any one of the claim 7-9 adhesive flocculant preparation method is as river
The application of water treatment agent.
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