CN105668735A - Modified composite aluminum polysilicate water-purifying agent - Google Patents
Modified composite aluminum polysilicate water-purifying agent Download PDFInfo
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- CN105668735A CN105668735A CN201610042145.7A CN201610042145A CN105668735A CN 105668735 A CN105668735 A CN 105668735A CN 201610042145 A CN201610042145 A CN 201610042145A CN 105668735 A CN105668735 A CN 105668735A
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- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 35
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 35
- 239000012629 purifying agent Substances 0.000 title claims abstract description 21
- 239000002131 composite material Substances 0.000 title abstract 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 73
- TWRXJAOTZQYOKJ-UHFFFAOYSA-L Magnesium chloride Chemical compound [Mg+2].[Cl-].[Cl-] TWRXJAOTZQYOKJ-UHFFFAOYSA-L 0.000 claims abstract description 56
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 claims abstract description 30
- 229910001510 metal chloride Inorganic materials 0.000 claims abstract description 30
- 229910044991 metal oxide Inorganic materials 0.000 claims abstract description 30
- 150000004706 metal oxides Chemical class 0.000 claims abstract description 30
- 229910021380 Manganese Chloride Inorganic materials 0.000 claims abstract description 28
- GLFNIEUTAYBVOC-UHFFFAOYSA-L Manganese chloride Chemical compound Cl[Mn]Cl GLFNIEUTAYBVOC-UHFFFAOYSA-L 0.000 claims abstract description 28
- DIZPMCHEQGEION-UHFFFAOYSA-H aluminium sulfate (anhydrous) Chemical group [Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O DIZPMCHEQGEION-UHFFFAOYSA-H 0.000 claims abstract description 28
- 229910001629 magnesium chloride Inorganic materials 0.000 claims abstract description 28
- 239000011565 manganese chloride Substances 0.000 claims abstract description 28
- 229940099607 manganese chloride Drugs 0.000 claims abstract description 28
- 235000002867 manganese chloride Nutrition 0.000 claims abstract description 28
- 239000004115 Sodium Silicate Substances 0.000 claims abstract description 25
- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 claims abstract description 25
- 239000004327 boric acid Substances 0.000 claims abstract description 25
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical group [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 claims abstract description 25
- 239000000347 magnesium hydroxide Substances 0.000 claims abstract description 25
- 229910001862 magnesium hydroxide Inorganic materials 0.000 claims abstract description 25
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical group [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 claims abstract description 25
- 229910052911 sodium silicate Inorganic materials 0.000 claims abstract description 25
- 239000000203 mixture Substances 0.000 claims abstract description 15
- 238000003756 stirring Methods 0.000 claims description 29
- 150000003839 salts Chemical class 0.000 claims description 28
- 239000005995 Aluminium silicate Substances 0.000 claims description 18
- 235000012211 aluminium silicate Nutrition 0.000 claims description 18
- 229910000323 aluminium silicate Inorganic materials 0.000 claims description 18
- -1 compound aluminium silicate Chemical class 0.000 claims description 18
- 229920000642 polymer Polymers 0.000 claims description 18
- 238000002360 preparation method Methods 0.000 claims description 15
- 239000002994 raw material Substances 0.000 claims description 14
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 10
- 239000002253 acid Substances 0.000 claims description 10
- 238000007664 blowing Methods 0.000 claims description 10
- 238000010438 heat treatment Methods 0.000 claims description 10
- 239000011593 sulfur Substances 0.000 claims description 10
- 229910052717 sulfur Inorganic materials 0.000 claims description 10
- 238000010792 warming Methods 0.000 claims description 10
- 238000000034 method Methods 0.000 abstract description 11
- 230000000694 effects Effects 0.000 abstract description 10
- 239000002699 waste material Substances 0.000 abstract description 5
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical class O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 abstract description 4
- 239000003651 drinking water Substances 0.000 abstract description 3
- 235000020188 drinking water Nutrition 0.000 abstract description 3
- 229910052751 metal Inorganic materials 0.000 abstract description 3
- 239000002184 metal Substances 0.000 abstract description 3
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical class [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 abstract 2
- 230000005591 charge neutralization Effects 0.000 abstract 1
- 230000003311 flocculating effect Effects 0.000 abstract 1
- 239000000463 material Substances 0.000 abstract 1
- 150000002739 metals Chemical class 0.000 abstract 1
- 239000003795 chemical substances by application Substances 0.000 description 17
- 238000000746 purification Methods 0.000 description 17
- 239000002351 wastewater Substances 0.000 description 11
- 239000000047 product Substances 0.000 description 9
- 238000004519 manufacturing process Methods 0.000 description 8
- 229910052799 carbon Inorganic materials 0.000 description 6
- 239000010865 sewage Substances 0.000 description 5
- 238000004042 decolorization Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 235000012239 silicon dioxide Nutrition 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000005354 coacervation Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 230000008929 regeneration Effects 0.000 description 2
- 238000011069 regeneration method Methods 0.000 description 2
- 239000002912 waste gas Substances 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 229910001200 Ferrotitanium Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 230000001112 coagulating effect Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000004043 dyeing Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 239000008394 flocculating agent Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/08—Chemical Oxygen Demand [COD]; Biological Oxygen Demand [BOD]
Landscapes
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Abstract
The invention discloses a modified composite aluminum polysilicate water-purifying agent, made from the following materials according to parts by weight: 200-300 parts of water, 300-400 parts of a soluble aluminum salt, 50-60 parts of a soluble silicate, 90-110 parts of a soluble metal chloride, 1-3 parts of a soluble metal oxide, and 0.6-1.0 part of boric acid, wherein the soluble aluminum salt is aluminum sulfate, the soluble silicate is sodium silicate, the soluble metal chloride is a mixture of magnesium chloride and manganese chloride having a weight ratio of 80:20-90:10, and the soluble metal oxide is magnesium hydroxide.The water-purifying agent can retain charge neutralization and condensing properties of polyvalent metals and also makes use of flocculating action of activated silicic acid in the water treatment process, is better than the prior art in terms of both COD removal rate and decoloring effect, is simple to produce with low cost without three wastes and is directly useful in purifying drinking water.
Description
Technical field
The present invention relates to water treatment field, be specifically related to the compound aluminium silicate polymer water purifying agent of a kind of improvement.
Background technology
Industrial development is rapid, and the industrial pollution caused also has become problem demanding prompt solution. Industrial pollution mainly includes waste water, waste gas and waste residue, waste water administer relative to waste gas, waste residue improvement for particularly important, especially the countries and regions those water lacked from source, industry civil waste water such as papermaking, printing and dyeing, metallurgy, ore dressing, process hides, electric degree and sanitary wastewater etc., entering river, lake in large quantities, the water resource that the mankind are depended on for existence that permeates the ground causes serious pollution.
The problem that summary reason administers waste water, prevent water resource pollution has been first-class matter of utmost importance. The method administering waste water at present is a lot, and first is generation and the discharge that using water wisely reduces waste water, and second is the regeneration of waste water, and this is even more important to the enterprise that those wastewater discharges are big. The purifying regeneration of waste water utilizes conventional method to be chemical method, namely adds water purification agent in waste water and makes the float in water, pigment and other impurity coagulative precipitations separate, obtains the water for industrial use that can reuse. At present, the water purification agent that the civil sewage of process industry in the prior art uses mainly has inorganic water purification agent and the big class of organic flocculants two, the use of inorganic water purification agent experienced by several stages such as aluminum sulfate, polymeric aluminum, polymeric iron, active silicic acid, and above several representative water purification agents also exist respective deficiency in the process to sewage. Making water purification agent with aluminum sulfate, in the water that the input amount of water purification agent is big, production cost high and low temperature bad adaptability, purified treatment are crossed, the content of aluminum is high. Although polymeric aluminum relatively aluminum sulfate all improves to some extent in the residual quantity of aluminum on cost, on low temperature adaptability and in water, but still suffer from complex process, equipment investment is big, properties of product are unstable, additionally, due to polymeric aluminum, there is stronger corrosivity, production equipment can not use common carbon steel and rustless steel manufacture, even if using expensive titanium steel, the service life of reactor and other auxiliary equipment does not reach 6 years yet, the reactor of some manufacturer corrosion resistant glass lining of employing, but still the evaporating, emitting, dripping or leaking of liquid or gas problem that can't resolve high temperature strong corrosion and produce.Except the problems such as above-mentioned complex manufacturing, production cost are high, sewage disposal there is also decoloration performance is poor, the rate of settling slow, will and other water purification agents with the use of etc. deficiency, thus not there is the value being widely popularized use.
Application number a kind of compound aluminium silicate polymer water purifying agent that has been the patent disclosure of CN96115925.1, the COD clearance of this water purification agent and decolorizing effect have breakthrough than previous water purification agent, but still have the space of improvement further.
Summary of the invention
It is an object of the invention to provide compound aluminium silicate polymer water purifying agent of a kind of improvement and preparation method thereof, this water purification agent can retain charge neutrality and the cohesion performance of polyvalent metal, active silicic acid coacervation in water treatment procedure is utilized again to sweep network effect, in COD clearance and decolorizing effect all more excellent than prior art, and production technology is simple, production cost is low and produces without the three wastes, can be directly used for purifying drinking water.
Above-mentioned purpose is achieved by following technical solution:
The compound aluminium silicate polymer water purifying agent of a kind of improvement, is made up of the raw material of following weight: water, 200～300 parts; Aluminum soluble salt, 300～400 parts; Soluble silicate, 50～60 parts; Soluble metal chloride, 90～110 parts; Soluble metal oxides, 1～3 part; Boric acid 0.6～1.0 part; Wherein, described aluminum soluble salt is aluminum sulfate, and described soluble silicate is sodium silicate, and described soluble metal chloride is the mixture of magnesium chloride and manganese chloride 80:20～90:10 by weight, and described soluble metal oxides is magnesium hydroxide.
Preferably, described compound aluminium silicate polymer water purifying agent is made up of the raw material of following weight: water, 250 parts; Aluminum soluble salt, 350 parts; Soluble silicate, 55 parts; Soluble metal chloride, 100 parts; Soluble metal oxides, 2 parts; Boric acid 0.8 part; Wherein, described aluminum soluble salt is aluminum sulfate, and described soluble silicate is sodium silicate, and described soluble metal chloride is the mixture of magnesium chloride and manganese chloride 85:15 by weight, and soluble metal oxides is magnesium hydroxide.
Preferably, described compound aluminium silicate polymer water purifying agent is made up of the raw material of following weight: water, 200 parts; Aluminum soluble salt, 300 parts; Soluble silicate, 50 parts; Soluble metal chloride, 90 parts; Soluble metal oxides, 1 part; Boric acid 0.6 part; Wherein, described aluminum soluble salt is aluminum sulfate, and described soluble silicate is sodium silicate, and described soluble metal chloride is the mixture of magnesium chloride and manganese chloride 80:20 by weight, and soluble metal oxides is magnesium hydroxide.
Preferably, described compound aluminium silicate polymer water purifying agent is made up of the raw material of following weight: water, 300 parts; Aluminum soluble salt, 400 parts; Soluble silicate, 60 parts; Soluble metal chloride, 110 parts; Soluble metal oxides, 3 parts; Boric acid 1.0 parts; Wherein, described aluminum soluble salt is aluminum sulfate, and described soluble silicate is sodium silicate, and described soluble metal chloride is the mixture of magnesium chloride and manganese chloride 90:10 by weight, and soluble metal oxides is magnesium hydroxide.
The preparation method of above-mentioned compound aluminium silicate polymer water purifying agent comprises the steps: addition water in the reactor with agitator, and heating, to 60～70 DEG C, adds aluminum sulfate, stirring and dissolving, is cooled to 25～35 DEG C, adds sodium silicate, magnesium chloride and manganese chloride, stirring and dissolving, add magnesium hydroxide, be warming up to 60～80 DEG C, be stirred for 20～40 minutes, add boric acid, continuing stirring 10～20 minutes, with sulfur acid for adjusting pH value to 2～4, blowing is packaged as finished product.
Preferably, the preparation method of above-mentioned compound aluminium silicate polymer water purifying agent comprises the steps: addition water in the reactor with agitator, and heating is to 65 DEG C, add aluminum sulfate, stirring and dissolving, be cooled to 30 DEG C, add sodium silicate, magnesium chloride and manganese chloride, stirring and dissolving, add magnesium hydroxide, it is warming up to 70 DEG C, it is stirred for 30 minutes, adds boric acid, continue stirring 15 minutes, with sulfur acid for adjusting pH value to 3, blowing is packaged as finished product.
Advantages of the present invention:
(1) water purification agent provided by the invention can retain charge neutrality and the cohesion performance of polyvalent metal, utilizes again active silicic acid coacervation in water treatment procedure to sweep network effect, all more excellent than prior art in COD clearance and decolorizing effect;
(2) water purification agent production technology provided by the invention is simple, and cost is low and produces without the three wastes, can be directly used for purifying drinking water.
Detailed description of the invention
Further illustrate the essentiality content of the present invention below in conjunction with embodiment, but do not limit scope with this. Although the present invention being explained in detail with reference to preferred embodiment, it will be understood by those within the art that, it is possible to technical scheme is modified or equivalent replacement, without deviating from the spirit and scope of technical solution of the present invention.
Embodiment 1: the preparation of compound aluminium silicate polymer water purifying agent
Proportioning raw materials: water, 250Kg; Aluminum soluble salt, 350Kg; Soluble silicate, 55Kg; Soluble metal chloride, 100Kg; Soluble metal oxides, 2Kg; Boric acid 0.8Kg; Aluminum soluble salt is aluminum sulfate, and soluble silicate is sodium silicate, and soluble metal chloride is the mixture of magnesium chloride and manganese chloride 85:15 by weight, and soluble metal oxides is magnesium hydroxide.
Preparation method: add water in the reactor with agitator, heating, to 65 DEG C, adds aluminum sulfate, stirring and dissolving, is cooled to 30 DEG C, adds sodium silicate, magnesium chloride and manganese chloride, stirring and dissolving, add magnesium hydroxide, be warming up to 70 DEG C, be stirred for 30 minutes, add boric acid, continuing stirring 15 minutes, with sulfur acid for adjusting pH value to 3, blowing is packaged as finished product.
Embodiment 2: the preparation of compound aluminium silicate polymer water purifying agent
Proportioning raw materials: water, 200Kg; Aluminum soluble salt, 300Kg; Soluble silicate, 50Kg; Soluble metal chloride, 90Kg; Soluble metal oxides, 1Kg; Boric acid 0.6Kg; Aluminum soluble salt is aluminum sulfate, and soluble silicate is sodium silicate, and soluble metal chloride is the mixture of magnesium chloride and manganese chloride 80:20 by weight, and soluble metal oxides is magnesium hydroxide.
Preparation method: add water in the reactor with agitator, heating, to 60 DEG C, adds aluminum sulfate, stirring and dissolving, is cooled to 25 DEG C, adds sodium silicate, magnesium chloride and manganese chloride, stirring and dissolving, add magnesium hydroxide, be warming up to 60 DEG C, be stirred for 20 minutes, add boric acid, continuing stirring 10 minutes, with sulfur acid for adjusting pH value to 2, blowing is packaged as finished product.
Embodiment 3: the preparation of compound aluminium silicate polymer water purifying agent
Proportioning raw materials: water, 300Kg; Aluminum soluble salt, 400Kg; Soluble silicate, 60Kg; Soluble metal chloride, 110Kg; Soluble metal oxides, 3Kg; Boric acid 1.0Kg; Aluminum soluble salt is aluminum sulfate, and soluble silicate is sodium silicate, and soluble metal chloride is the mixture of magnesium chloride and manganese chloride 90:10 by weight, and soluble metal oxides is magnesium hydroxide.
Preparation method: add water in the reactor with agitator, heating, to 70 DEG C, adds aluminum sulfate, stirring and dissolving, is cooled to 35 DEG C, adds sodium silicate, magnesium chloride and manganese chloride, stirring and dissolving, add magnesium hydroxide, be warming up to 80 DEG C, be stirred for 40 minutes, add boric acid, continuing stirring 20 minutes, with sulfur acid for adjusting pH value to 4, blowing is packaged as finished product.
Embodiment 4: the contrast of embodiment 1, magnesium chloride and manganese chloride 75:25 by weight
Proportioning raw materials: water, 250Kg; Aluminum soluble salt, 350Kg; Soluble silicate, 55Kg; Soluble metal chloride, 100Kg; Soluble metal oxides, 2Kg; Boric acid 0.8Kg; Aluminum soluble salt is aluminum sulfate, and soluble silicate is sodium silicate, and soluble metal chloride is the mixture of magnesium chloride and manganese chloride 75:25 by weight, and soluble metal oxides is magnesium hydroxide.
Preparation method: add water in the reactor with agitator, heating, to 65 DEG C, adds aluminum sulfate, stirring and dissolving, is cooled to 30 DEG C, adds sodium silicate, magnesium chloride and manganese chloride, stirring and dissolving, add magnesium hydroxide, be warming up to 70 DEG C, be stirred for 30 minutes, add boric acid, continuing stirring 15 minutes, with sulfur acid for adjusting pH value to 3, blowing is packaged as finished product.
Embodiment 5: the contrast of embodiment 1, magnesium chloride and manganese chloride 95:5 by weight
Proportioning raw materials: water, 250Kg; Aluminum soluble salt, 350Kg; Soluble silicate, 55Kg; Soluble metal chloride, 100Kg; Soluble metal oxides, 2Kg; Boric acid 0.8Kg; Aluminum soluble salt is aluminum sulfate, and soluble silicate is sodium silicate, and soluble metal chloride is the mixture of magnesium chloride and manganese chloride 95:5 by weight, and soluble metal oxides is magnesium hydroxide.
Preparation method: add water in the reactor with agitator, heating, to 65 DEG C, adds aluminum sulfate, stirring and dissolving, is cooled to 30 DEG C, adds sodium silicate, magnesium chloride and manganese chloride, stirring and dissolving, add magnesium hydroxide, be warming up to 70 DEG C, be stirred for 30 minutes, add boric acid, continuing stirring 15 minutes, with sulfur acid for adjusting pH value to 3, blowing is packaged as finished product.
Embodiment 6: the contrast of embodiment 1, without boric acid
Proportioning raw materials: water, 250Kg; Aluminum soluble salt, 350Kg; Soluble silicate, 55Kg; Soluble metal chloride, 100Kg; Soluble metal oxides, 2Kg; Aluminum soluble salt is aluminum sulfate, and soluble silicate is sodium silicate, and soluble metal chloride is the mixture of magnesium chloride and manganese chloride 85:15 by weight, and soluble metal oxides is magnesium hydroxide.
Preparation method: add water in the reactor with agitator, heating, to 65 DEG C, adds aluminum sulfate, stirring and dissolving, it is cooled to 30 DEG C, add sodium silicate, magnesium chloride and manganese chloride, stirring and dissolving, add magnesium hydroxide, it is warming up to 70 DEG C, being stirred for 30 minutes, with sulfur acid for adjusting pH value to 3, blowing is packaged as finished product.
Embodiment 7: water purifying effect is tested
Take city domestic sewage, parallel 7 groups of tests, often group 6 parts, every part of sanitary sewage 20kg. The water purification agent (application number: CN96115925.1) that 7 groups of sanitary sewages add the water purification agent of 200g embodiment 1～6 preparation respectively and prepared by patented method, compares from COD clearance and Color removal rate (percent of decolourization) two aspect.
Result is shown in following table.
| Water purification agent is originated | COD clearance (%) | Percent of decolourization (%) |
| Embodiment 1 | 99.9 | 99.9 |
| Embodiment 2 | 92* | 93* |
| Embodiment 3 | 91* | 93* |
| Embodiment 4 | 76**△ | 79**△ |
| Embodiment 5 | 78**△ | 76**△ |
| Embodiment 6 | 83**△ | 85**△ |
| Patented method | 85**△ | 84**△ |
In form, * represents compared with embodiment 1, P < 0.05;* represents compared with embodiment 1, P < 0.01; △ represents compared with embodiment 2 or 3, P < 0.05.
From upper table test result it can be seen that water purification agent provided by the invention is all more excellent than prior art in COD clearance and decolorizing effect, clean-up effect and the adding proportion of magnesium chloride and manganese chloride and whether to add boric acid relevant.
The effect of above-described embodiment indicates that the essentiality content of the present invention, but does not limit protection scope of the present invention with this. It will be understood by those within the art that, it is possible to technical scheme is modified or equivalent replacement, without deviating from essence and the protection domain of technical solution of the present invention.
Claims (6)
1. the compound aluminium silicate polymer water purifying agent improved, it is characterised in that be made up of the raw material of following weight: water, 200～300 parts; Aluminum soluble salt, 300～400 parts; Soluble silicate, 50～60 parts; Soluble metal chloride, 90～110 parts; Soluble metal oxides, 1～3 part; Boric acid 0.6～1.0 part; Wherein, described aluminum soluble salt is aluminum sulfate, and described soluble silicate is sodium silicate, and described soluble metal chloride is the mixture of magnesium chloride and manganese chloride 80:20～90:10 by weight, and described soluble metal oxides is magnesium hydroxide.
2. compound aluminium silicate polymer water purifying agent according to claim 1, it is characterised in that be made up of the raw material of following weight: water, 250 parts; Aluminum soluble salt, 350 parts; Soluble silicate, 55 parts; Soluble metal chloride, 100 parts; Soluble metal oxides, 2 parts; Boric acid 0.8 part; Wherein, described aluminum soluble salt is aluminum sulfate, and described soluble silicate is sodium silicate, and described soluble metal chloride is the mixture of magnesium chloride and manganese chloride 85:15 by weight, and described soluble metal oxides is magnesium hydroxide.
3. compound aluminium silicate polymer water purifying agent according to claim 1, it is characterised in that be made up of the raw material of following weight: water, 200 parts; Aluminum soluble salt, 300 parts; Soluble silicate, 50 parts; Soluble metal chloride, 90 parts; Soluble metal oxides, 1 part; Boric acid 0.6 part; Wherein, described aluminum soluble salt is aluminum sulfate, and described soluble silicate is sodium silicate, and described soluble metal chloride is the mixture of magnesium chloride and manganese chloride 80:20 by weight, and described soluble metal oxides is magnesium hydroxide.
4. compound aluminium silicate polymer water purifying agent according to claim 1, it is characterised in that be made up of the raw material of following weight: water, 300 parts; Aluminum soluble salt, 400 parts; Soluble silicate, 60 parts; Soluble metal chloride, 110 parts; Soluble metal oxides, 3 parts; Boric acid 1.0 parts; Wherein, described aluminum soluble salt is aluminum sulfate, and described soluble silicate is sodium silicate, and described soluble metal chloride is the mixture of magnesium chloride and manganese chloride 90:10 by weight, and described soluble metal oxides is magnesium hydroxide.
5. the preparation method of the arbitrary described compound aluminium silicate polymer water purifying agent of Claims 1 to 4, it is characterized in that comprising the steps: addition water in the reactor with agitator, heating is to 60～70 DEG C, add aluminum sulfate, stirring and dissolving, it is cooled to 25～35 DEG C, add sodium silicate, magnesium chloride and manganese chloride, stirring and dissolving, add magnesium hydroxide, it is warming up to 60～80 DEG C, it is stirred for 20～40 minutes, adds boric acid, continue stirring 10～20 minutes, with sulfur acid for adjusting pH value to 2～4, blowing is packaged as finished product.
6. preparation method according to claim 5, it is characterised in that comprising the steps: addition water in the reactor with agitator, heating is to 65 DEG C, add aluminum sulfate, stirring and dissolving, be cooled to 30 DEG C, add sodium silicate, magnesium chloride and manganese chloride, stirring and dissolving, add magnesium hydroxide, it is warming up to 70 DEG C, it is stirred for 30 minutes, adds boric acid, continue stirring 15 minutes, with sulfur acid for adjusting pH value to 3, blowing is packaged as finished product.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610042145.7A CN105668735A (en) | 2016-01-21 | 2016-01-21 | Modified composite aluminum polysilicate water-purifying agent |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610042145.7A CN105668735A (en) | 2016-01-21 | 2016-01-21 | Modified composite aluminum polysilicate water-purifying agent |
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Application publication date: 20160615 |