CN105565454A - Preparation method of inorganic/organic flocculating agent compounded water purifying agent - Google Patents
Preparation method of inorganic/organic flocculating agent compounded water purifying agent Download PDFInfo
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- CN105565454A CN105565454A CN201511012966.8A CN201511012966A CN105565454A CN 105565454 A CN105565454 A CN 105565454A CN 201511012966 A CN201511012966 A CN 201511012966A CN 105565454 A CN105565454 A CN 105565454A
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- polymkeric substance
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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
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- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
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- Organic Chemistry (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
Abstract
The invention relates to the technical field of chemical production, relates to a production method, and especially relates to a preparation method of an inorganic/organic flocculating agent compounded water purifying agent. The preparation method comprises the following steps: 1, adding 10-45% of an inorganic coagulant to a mixer; 2, starting stirring, and heating, wherein the stirring rotating speed is 50-350r/m; 3, adding 20-60% of a PDMDAAC polymer; 4, adding 5-10% of an organic flocculating agent; and 5, mixing above materials. The preparation method allows a cationic fixing agent emulsion with the advantages of simple processing process, convenient preparation and high yield to be prepared; and the compounded water purifying agent is added to purify, the purifying effect is excellent, and the turbidity reduction rate is 95% or above.
Description
Technical field
Invention relates to chemical production technical field, relates to a kind of production method, refer in particular to a kind of inorganic/preparation method of the composite water purification agent of organic coagulant.
Background technology
Water purification agent to throw in exactly in water can and water in the aitiogenic medicament of other impurity.Mainly play the object of water purification.Have purifying water effect good, water purification speed is fast, pH slightly acidic, and inorganic, security is high, does not produce secondary pollution, belongs to Green Product.Be raw material with the natural materials with adsorptive power, there is extremely strong decontamination effect improving, can except the heavy metal in anhydrating.Process former water not by water temperature, the impact of pH value, use range is wide, and the water clarity after process is high, can reuse.The water purification agent commonly used has polymerize aluminum chloride, aluminium iron polychloride, aluminium chlorohydroxide, polyacrylamide, ferrous sulfate, Tai-Ace S 150, bodied ferric sulfate etc.And no matter be which kind of water purification agent, always add water purification agent cleaning effect can be made to maximize in the process of process, and the making of current water purification agent imperfection, the effect of conventional PAC water purification agent is also bad, turbidity reduced rate is not high, and manufacture craft is loaded down with trivial details at present, and finished product is not high.
Summary of the invention
The object of invention is for the problems referred to above, provides turbidity reduced rate in a kind of product function high, the preparation method of the cationic fixing agent emulsion that production technique is cheap.
For achieving the above object, invention have employed following technical proposal: the preparation method of the composite water purification agent of inorganic/organic coagulant, is characterized in that, comprise the following steps: (a) adds inorganic coagulant 10-45% to mixing machine; B () starts stirring, heat up: mixing speed 50-350 revs/min; Temperature in mixing machine is risen to 60-80 DEG C; C () adds the PDMDAAC polymkeric substance of 20-60%: mixing 1.5-2.5 hour; D () adds organic coagulant: the diethyl diallyl ammonium chloride polymkeric substance adding 5-10%, and the Hydroxypropyldimonium Chloride polymkeric substance of 20-30%; E () mixes: be uniformly mixed 0.5-1 hour.
Above-mentioned a kind of inorganic/preparation method of the composite water purification agent of organic coagulant in, described inorganic flocculant is polymerize aluminum chloride, bodied ferric sulfate, Tai-Ace S 150, the one of iron(ic) chloride.
Above-mentioned a kind of inorganic/preparation method of the composite water purification agent of organic coagulant in, organic coagulant in described described step (c) is PDMDAAC polymer solids, solid content is more than or equal to 90%, be less than or equal to 100%, PH(1%): 3-7, water-insoluble (%) :≤2%, as cationic flocculants.
Above-mentioned a kind of inorganic/preparation method of the composite water purification agent of organic coagulant in, in described step (d), the solid content of described diethyl diallyl ammonium chloride polymkeric substance is more than or equal to 90%, be less than or equal to 100%, particle diameter (180um screen cloth): be more than or equal to 90%, be less than or equal to 100%, PH (1%): 3-7, water-insoluble (%) :≤2%, stability to hydrolysis is good, do not become gel, insensitive to pH value change.
Above-mentioned a kind of inorganic/preparation method of the composite water purification agent of organic coagulant in, in described step (d), the solid content of described Hydroxypropyldimonium Chloride polymkeric substance is more than or equal to 90%, and particle diameter (180um screen cloth) is more than or equal to 90%, be less than or equal to 100%, PH (1%): 3-7, water-insoluble (%) :≤2%, good water solubility, can mix with arbitrary proportion with water, stable in properties, insensitive to pH value, there is the advantages such as anti-chlorine Degradation and high temperature high voltage resistant.
Compared with prior art, the advantage of invention is: by this manufacturing process, can realize complete processing simple, easily manufactured, with low cost, the cationic fixing agent emulsion that yield rate is high; Purify by adding composite water purification agent, decontamination effect improving is excellent, turbidity reduced rate be percent 95 and more than.
Embodiment
Below in conjunction with use embodiment, carry out clear, complete description to the technical scheme in inventive embodiments, obviously, described embodiment is only a part of embodiment of invention, instead of whole embodiments.Based on the embodiment in invention, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of invention protection.
Embodiment 1:
The preparation method of the composite water purification agent of inorganic/organic coagulant, comprises the following steps: (a) adds 25% inorganic coagulant to mixing machine; Described inorganic flocculant is polymerize aluminum chloride, bodied ferric sulfate, and Tai-Ace S 150, chooses any one kind of them in iron(ic) chloride, and (b) starts stirring, heats up: mixing speed 50 revs/min; Temperature in mixing machine is risen to 60 DEG C; C () adds the PDMDAAC polymkeric substance (No. 1, silver-colored water) of 40%: mix 1.5 hours; D () adds organic coagulant again: add 5% diethyl diallyl ammonium chloride polymkeric substance and 30% Hydroxypropyldimonium Chloride polymkeric substance; E () mixes: be uniformly mixed 0.5 hour, the solid content of described diethyl diallyl ammonium chloride polymkeric substance is 90%, particle diameter (180um screen cloth) is 90%, PH (1%): 3, the solid content of Hydroxypropyldimonium Chloride polymkeric substance is 90%, particle diameter (180um screen cloth) is 90%, PH (1%): 3.Finally draw " great river is beautiful " composite water purifying agent, its index is outward appearance: white-yellow solid, and solid content is more than or equal to 90%, be less than or equal to 100%, particle diameter (screenings, 180um) :≤30 points, PH(1%): 3-7, dissolution time :≤30 points, insolubles (%) :≤30.
It the results are shown in following table to high concentrtion in the flood season river process of Fuchunjiang River, Chinese Zhejiang Province to adopt composite water purification agent of the present invention:
Embodiment two:
The preparation method of the composite water purification agent of inorganic/organic coagulant, comprises the following steps: (a) adds 35% inorganic coagulant to mixing machine; Described inorganic flocculant is polymerize aluminum chloride, bodied ferric sulfate, and Tai-Ace S 150, chooses any one kind of them in iron(ic) chloride, and (b) starts stirring, heats up: mixing speed 200 revs/min; Temperature in mixing machine is risen to 70 DEG C; C () adds the PDMDAAC polymkeric substance (No. 1, silver-colored water) of 35%: mix 2 hours; D () adds organic coagulant again: add 7% diethyl diallyl ammonium chloride polymkeric substance and 23% Hydroxypropyldimonium Chloride polymkeric substance; E () mixes: be uniformly mixed 0.7 hour, the solid content of described diethyl diallyl ammonium chloride polymkeric substance is 95%, particle diameter (180um screen cloth) is 95%, PH (1%): 5, the water solubles (%): 1, the solid content of Hydroxypropyldimonium Chloride polymkeric substance is 95%, and particle diameter (180um screen cloth) is 95%, PH (1%): 5, the water solubles (%): 1.Finally draw " great river is beautiful " composite water purifying agent, its index is outward appearance: white-yellow solid, and solid content is more than or equal to 90%, be less than or equal to 100%, particle diameter (screenings, 180um) :≤30 points, PH(1%): 3-7, dissolution time :≤30 points, insolubles (%) :≤30.
It the results are shown in following table to high concentrtion in the flood season river process of Fuchunjiang River, Chinese Zhejiang Province to adopt composite water purification agent of the present invention:
Embodiment three:
The preparation method of the composite water purification agent of inorganic/organic coagulant, comprises the following steps: (a) adds 45% inorganic coagulant to mixing machine; Described inorganic flocculant is polymerize aluminum chloride, bodied ferric sulfate, and Tai-Ace S 150, chooses any one kind of them in iron(ic) chloride, and (b) starts stirring, heats up: mixing speed 350 revs/min; Temperature in mixing machine is risen to 80 DEG C; C () adds the PDMDAAC polymkeric substance (No. 1, silver-colored water) of 20%: mix 2.5 hours; D () adds organic coagulant again: add 10% diethyl diallyl ammonium chloride polymkeric substance and 25% Hydroxypropyldimonium Chloride polymkeric substance; E () mixes: be uniformly mixed 1 hour, the solid content of described diethyl diallyl ammonium chloride polymkeric substance is 100%, particle diameter (180um screen cloth) is 100%, PH (1%): 7, the water solubles (%): 2, the solid content of Hydroxypropyldimonium Chloride polymkeric substance is 100%, and particle diameter (180um screen cloth) is 100%, PH (1%): 7, the water solubles (%): 2.Finally draw " great river is beautiful " composite water purifying agent, its index is outward appearance: white-yellow solid, and solid content is more than or equal to 90%, be less than or equal to 100%, particle diameter (screenings, 180um) :≤30 points, PH(1%): 3-7, dissolution time :≤30 points, insolubles (%) :≤30.
It the results are shown in following table to high concentrtion in the flood season river process of Fuchunjiang River, Chinese Zhejiang Province to adopt composite water purification agent of the present invention:
The foregoing is only invention preferred embodiment, not in order to restriction invention, within all spirit in invention and principle, any amendment made, equivalent replacement, improvement etc., within the protection domain that all should be included in invention.
Claims (5)
1. the preparation method of the composite water purification agent of inorganic/organic coagulant, is characterized in that, comprise the following steps: (a) adds inorganic coagulant 10-45% to mixing machine; B () starts stirring, heat up: mixing speed 50-350 rev/min; Temperature in mixing machine is risen to 60-80 DEG C; C () adds the PDMDAAC polymkeric substance of 20-60%: mixing 1.5-2.5 hour; D () adds the organic coagulant of 5-10%: add diethyl diallyl ammonium chloride polymkeric substance, and the Hydroxypropyldimonium Chloride polymkeric substance of 20-30%; E () mixes: be uniformly mixed 0.5-1 hour.
2. according to claim 1 inorganic/preparation method of the composite water purification agent of organic coagulant, it is characterized in that, described inorganic flocculant is polymerize aluminum chloride, bodied ferric sulfate, Tai-Ace S 150, the one of iron(ic) chloride.
3. according to claim 1 inorganic/preparation method of the composite water purification agent of organic coagulant, it is characterized in that, organic coagulant in described step (c) is PDMDAAC polymer solids, solid content is more than or equal to 90%, be less than or equal to 100%, PH(1%): 3-7, water-insoluble (%) :≤2%.
4. according to claim 1 inorganic/preparation method of the composite water purification agent of organic coagulant, it is characterized in that, in described step (d), the solid content of described diethyl diallyl ammonium chloride polymkeric substance is more than or equal to 90%, be less than or equal to 100%, particle diameter (180um screen cloth): be more than or equal to 90%, be less than or equal to 100%, PH (1%): 3-7, water-insoluble (%) :≤2%.
5. according to claim 1 inorganic/preparation method of the composite water purification agent of organic coagulant, it is characterized in that, in described step (d), the solid content of described Hydroxypropyldimonium Chloride polymkeric substance is more than or equal to 90%, particle diameter (180um screen cloth): be more than or equal to 90%, be less than or equal to 100%, PH (1%): 3-7, water-insoluble (%) :≤2%.
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1302320A (en) * | 1999-04-20 | 2001-07-04 | 卡尔贡公司 | Novel composition of ferric chloride and dialkyl diallyl ammonium polymer and process of preparing the same |
| CN1868910A (en) * | 2006-06-06 | 2006-11-29 | 山东大学 | Polymerized aluminium-polyepichlorohydrin amine inorganic organic composite coagulator and its preparation technology |
| CN101538082A (en) * | 2009-05-08 | 2009-09-23 | 唐山市金沙工贸有限公司 | Purificant for purifying oily sewage |
| CN103304015A (en) * | 2013-05-20 | 2013-09-18 | 秦小林 | PAC-PDMDAAC composite polymer coagulant for water treatment and preparation method thereof |
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2015
- 2015-12-31 CN CN201511012966.8A patent/CN105565454A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1302320A (en) * | 1999-04-20 | 2001-07-04 | 卡尔贡公司 | Novel composition of ferric chloride and dialkyl diallyl ammonium polymer and process of preparing the same |
| CN1868910A (en) * | 2006-06-06 | 2006-11-29 | 山东大学 | Polymerized aluminium-polyepichlorohydrin amine inorganic organic composite coagulator and its preparation technology |
| CN101538082A (en) * | 2009-05-08 | 2009-09-23 | 唐山市金沙工贸有限公司 | Purificant for purifying oily sewage |
| CN103304015A (en) * | 2013-05-20 | 2013-09-18 | 秦小林 | PAC-PDMDAAC composite polymer coagulant for water treatment and preparation method thereof |
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Application publication date: 20160511 |