CN102863088B - Anticorrosion antiscalant and processing technique thereof - Google Patents
Anticorrosion antiscalant and processing technique thereof Download PDFInfo
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- CN102863088B CN102863088B CN201110189582.9A CN201110189582A CN102863088B CN 102863088 B CN102863088 B CN 102863088B CN 201110189582 A CN201110189582 A CN 201110189582A CN 102863088 B CN102863088 B CN 102863088B
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Abstract
The invention discloses an anticorrosion antiscalant and a processing technique thereof. Crylic acid is adopted as the main component of the anticorrosion antiscalant, isoprene sulfonate is adopted as the important raw material of water-soluble polymers, and the crylic acid and the isoprene sulfonate act with crylic acid-beta-hydroxy propyl ester and ammonium persulfate mutually. The synthesized anticorrosion antiscalant is good in stability, is not apt to decompose or lose efficacy or even have agent property change in a high-temperature airtight circulating water system, further cannot be dissolved out or precipitated on pipe walls, and therefore the pipe walls are prevented from being damaged, devices are protected, and service lives of the devices are effectively prolonged.
Description
Technical field
The present invention relates to a kind of antiseptic corrosion inhibitor, be specifically related to a kind of antiseptic corrosion inhibitor being applied in high-temperature closed circulating water system, also relate to a kind of complete processing of this kind of antiseptic corrosion inhibitor.
Background technology
In airtight water treatment project implementation process, requirement due to process water, system temperature changes very greatly, the highlyest be greater than 100 degrees Celsius, high temperature can cause decomposition, the inefficacy of general nitrite and poly-phosphate water treatment agent, thereby there is medicament, becomes, medicament can separate out or be deposited on the tube wall of equipment, simultaneously high temperature easily causes the hardness components such as calcium magnesium of water system to separate out to become incrustation scale, affect heat-transfer effect, also can bring the harm to system such as new underdeposit corrosion.
Therefore, a kind of being applied in high-temperature closed circulating water system, can effectively prevent incrustation scale, and then the antiseptic corrosion inhibitor of avoiding equipment corrosion to damage urgently proposes.
Summary of the invention
For solving the problems of the technologies described above, the object of the present invention is to provide a kind of being applied in high-temperature closed circulating water system, can effectively prevent the antiseptic corrosion inhibitor of incrustation scale, corrosion.
For achieving the above object, technical scheme of the present invention is as follows: a kind of antiseptic corrosion inhibitor, be applied in high-temperature closed water system, described antiseptic corrosion inhibitor comprises the component of following molar percentage: vinylformic acid 20%-30%, isoprene sodium sulfonate 10%-15%, senecioate-hydroxyl the third fat 13%-19.5%, ammonium persulphate 5%-7.5%, deionized water 28%-52%.
Preferably, described antiseptic corrosion inhibitor comprises the component of following molar percentage: vinylformic acid 22%-28%, isoprene sodium sulfonate 11%-14%, senecioate-hydroxyl the third fat 14.3%-18.2%, ammonium persulphate 5.5%-7%, deionized water 32.8%-47.2%.
Preferably, described antiseptic corrosion inhibitor comprises the component of following molar percentage: vinylformic acid 24%-26%, isoprene sodium sulfonate 12%-13%, senecioate-hydroxyl the third fat 15.6%-16.9%, ammonium persulphate 6%-6.5%, deionized water 37.6%-42.4%.
Preferably, described antiseptic corrosion inhibitor comprises the component of following molar percentage: vinylformic acid 25%, isoprene sodium sulfonate 12.5%, senecioate-hydroxyl the third fat 16.25%, ammonium persulphate 6.25%, deionized water 40%.
Preferably, described vinylformic acid, isoprene sodium sulfonate, senecioate-hydroxyl the third fat, ammonium persulphate coordinate by 2:1:1.3:0.5.
A complete processing for antiseptic corrosion inhibitor, concrete steps are as follows:
The first step: by isoprene sodium sulfonate deionized water dissolving, then mix with vinylformic acid, senecioate-hydroxyl the third fat, then remove ionized water and be made into dilute solution A;
Second step: ammonium persulphate is made into dilute solution B with deionized water;
The 3rd step: remaining deionized water is joined in polymerization reactor, be heated to 85 ℃;
The 4th step: under agitation drip dilute solution A and dilute solution B in above-mentioned polymerization reactor, keep polymerization temperature between 85 ℃-90 ℃, in 5 hours, above-mentioned dilute solution A and dilute solution B are added;
The 5th step: after above-mentioned two kinds of dilute solutions are dripped, continue reaction 1 hour at 85 ℃-90 ℃;
The 6th step: stop heating, cooling reaction solution, obtains light yellow transparent aqueous solution.
Pass through technique scheme, the beneficial effect of technical solution of the present invention is: the present invention adopts vinylformic acid as the main component of this antiseptic corrosion inhibitor, isoprene sodium sulfonate is as the important source material of water-soluble polymers, above-mentioned two kinds of components are by interacting with senecioate-hydroxyl the third fat and ammonium persulphate, this synthetic antiseptic corrosion inhibitor stability is better, in high-temperature closed circulating water system, be difficult for decomposing, lost efficacy, medicament even occurs to be become, and then can not separate out, be deposited on tube wall, thereby avoided tube wall to cause damage, protected equipment, effectively extended the work-ing life of equipment.
In addition, high temperature easily causes the hardness components such as calcium magnesium of water system when system is separated out, to become incrustation scale, and equipment is brought to new underdeposit corrosion, has adopted the affiliated antiseptic corrosion inhibitor of the present invention, can effectively reduce the formation of incrustation scale, the harm of effectively having avoided new incrustation scale to cause system.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in embodiment of the present invention technology, to the accompanying drawing of required use in embodiment technical description be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the schematic flow sheet of a kind of antiseptic corrosion inhibitor complete processing of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, rather than whole embodiment.Embodiment based in the present invention, those of ordinary skills, not making the every other embodiment obtaining under creative work prerequisite, belong to the scope of protection of the invention.
The invention provides a kind of being applied in high-temperature closed circulating water system, can effectively prevent the antiseptic corrosion inhibitor of incrustation scale, corrosion.
Embodiment 1,
As shown in Figure 1, a kind of antiseptic corrosion inhibitor, is applied in high-temperature closed water system, described antiseptic corrosion inhibitor comprises the component of following molar percentage: vinylformic acid 20%, isoprene sodium sulfonate 10%, senecioate-hydroxyl the third fat 13%, ammonium persulphate 5%, deionized water 52%.
In the present invention, described vinylformic acid, isoprene sodium sulfonate, senecioate-hydroxyl the third fat, ammonium persulphate coordinate by 2:1:1.3:0.5.
A complete processing for antiseptic corrosion inhibitor, concrete steps are as follows:
The first step: by isoprene sodium sulfonate deionized water dissolving, then mix with vinylformic acid, senecioate-hydroxyl the third fat, then remove ionized water and be made into dilute solution A;
Second step: ammonium persulphate is made into dilute solution B with deionized water;
The 3rd step: remaining deionized water is joined in polymerization reactor, be heated to 85 ℃;
The 4th step: under agitation drip dilute solution A and dilute solution B in above-mentioned polymerization reactor, keep polymerization temperature between 85 ℃, in 5 hours, above-mentioned dilute solution A and dilute solution B are added;
The 5th step: after above-mentioned two kinds of dilute solutions are dripped, continue reaction 1 hour at 85 ℃;
The 6th step: stop heating, cooling reaction solution, obtains light yellow transparent aqueous solution.
In above-mentioned complete processing, the summation accounting 52%(molar percentage of the amount of deionized water relating in the first step, second step and the 3rd step).
Pass through the technical program; adopt vinylformic acid as the main component of this antiseptic corrosion inhibitor; isoprene sodium sulfonate is as the important source material of water-soluble polymers; above-mentioned two kinds of components are by interacting with senecioate-hydroxyl the third fat and ammonium persulphate; this synthetic antiseptic corrosion inhibitor stability is better; in high-temperature closed circulating water system; be difficult for decomposing, losing efficacy; medicament even occurs to be become; and then can not separate out, be deposited on tube wall; thereby avoided tube wall to cause damage, protected equipment, effectively extended the work-ing life of equipment.
Embodiment 2,
All the other are same as the previously described embodiments, and difference is, described antiseptic corrosion inhibitor comprises the component of following molar percentage: vinylformic acid 30%, isoprene sodium sulfonate 15%, senecioate-hydroxyl the third fat 19.5%, ammonium persulphate 7.5%, deionized water 28%.
A complete processing for antiseptic corrosion inhibitor, concrete steps are as follows:
The first step: by isoprene sodium sulfonate deionized water dissolving, then mix with vinylformic acid, senecioate-hydroxyl the third fat, then remove ionized water and be made into dilute solution A;
Second step: ammonium persulphate is made into dilute solution B with deionized water;
The 3rd step: remaining deionized water is joined in polymerization reactor, be heated to 85 ℃;
The 4th step: under agitation drip dilute solution A and dilute solution B in above-mentioned polymerization reactor, keep polymerization temperature between 90 ℃, in 5 hours, above-mentioned dilute solution A and dilute solution B are added;
The 5th step: after above-mentioned two kinds of dilute solutions are dripped, continue reaction 1 hour at 90 ℃;
The 6th step: stop heating, cooling reaction solution, obtains light yellow transparent aqueous solution.
Embodiment 3,
All the other are same as the previously described embodiments, and difference is, described antiseptic corrosion inhibitor comprises the component of following molar percentage: vinylformic acid 22%, isoprene sodium sulfonate 11%, senecioate-hydroxyl the third fat 14.3%, ammonium persulphate 5.5%, deionized water 47.2%.
Embodiment 4,
All the other are same as the previously described embodiments, and difference is, described antiseptic corrosion inhibitor comprises the component of following molar percentage: vinylformic acid 28%, isoprene sodium sulfonate 14%, senecioate-hydroxyl the third fat 18.2%, ammonium persulphate 7%, deionized water 32.8%.
Embodiment 5,
All the other are same as the previously described embodiments, and difference is, described antiseptic corrosion inhibitor comprises the component of following molar percentage: vinylformic acid 24%, isoprene sodium sulfonate 12%, senecioate-hydroxyl the third fat 15.6%, ammonium persulphate 6%, deionized water 42.4%.
Embodiment 6,
All the other are same as the previously described embodiments, and difference is, described antiseptic corrosion inhibitor comprises the component of following molar percentage: vinylformic acid 26%, isoprene sodium sulfonate 13%, senecioate-hydroxyl the third fat 16.9%, ammonium persulphate 6.5%, deionized water 37.6%.
Embodiment 7,
All the other are same as the previously described embodiments, and difference is, described antiseptic corrosion inhibitor comprises the component of following molar percentage: vinylformic acid 25%, isoprene sodium sulfonate 12.5%, senecioate-hydroxyl the third fat 16.25%, ammonium persulphate 6.25%, deionized water 40%.
A complete processing for antiseptic corrosion inhibitor, concrete steps are as follows:
The first step: by isoprene sodium sulfonate deionized water dissolving, then mix with vinylformic acid, senecioate-hydroxyl the third fat, then remove ionized water and be made into dilute solution A;
Second step: ammonium persulphate is made into dilute solution B with deionized water;
The 3rd step: remaining deionized water is joined in polymerization reactor, be heated to 85 ℃;
The 4th step: under agitation drip dilute solution A and dilute solution B in above-mentioned polymerization reactor, keep polymerization temperature between 87 ℃, in 5 hours, above-mentioned dilute solution A and dilute solution B are added;
The 5th step: after above-mentioned two kinds of dilute solutions are dripped, continue reaction 1 hour at 87 ℃;
The 6th step: stop heating, cooling reaction solution, obtains light yellow transparent aqueous solution.
This proportioning is optimal proportion of the present invention; adopt the proportioning mode of the present embodiment; make to coordinate the anti-corrosion, scale-inhibiting effect of the antiseptic corrosion inhibitor forming more obvious, make the stability of this antiseptic corrosion inhibitor better, in high-temperature closed circulating water system; be difficult for decomposing, losing efficacy; even there is medicament and become, and then can not separate out, be deposited on tube wall, thereby avoided tube wall to cause damage; protect equipment, effectively extended the work-ing life of equipment.
In addition, except the data that above-described embodiment is announced, the data that described vinylformic acid, isoprene sodium sulfonate, senecioate-hydroxyl the third fat, ammonium persulphate are pressed can also be other data, as long as can make above-mentioned each component coordinate according to 2:1:1.3:0.5, at this, the present invention does not do any restriction, and embodiment is determined on a case-by-case basis.
Pass through technique scheme, the beneficial effect of technical solution of the present invention is: the present invention adopts vinylformic acid as the main component of this antiseptic corrosion inhibitor, isoprene sodium sulfonate is as the important source material of water-soluble polymers, above-mentioned two kinds of components are by interacting with senecioate-hydroxyl the third fat and ammonium persulphate, this synthetic antiseptic corrosion inhibitor stability is better, in high-temperature closed circulating water system, be difficult for decomposing, lost efficacy, medicament even occurs to be become, and then can not separate out, be deposited on tube wall, thereby avoided tube wall to cause damage, protected equipment, effectively extended the work-ing life of equipment.
In addition, high temperature easily causes the hardness components such as calcium magnesium of water system when system is separated out, to become incrustation scale, and equipment is brought to new underdeposit corrosion, has adopted the affiliated antiseptic corrosion inhibitor of the present invention, can effectively reduce the formation of incrustation scale, the harm of effectively having avoided new incrustation scale to cause system.
Above-mentioned explanation to the disclosed embodiments, makes professional and technical personnel in the field can realize or use the present invention.To the multiple modification of these embodiment, will be apparent for those skilled in the art, General Principle as defined herein can, in the situation that not departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (5)
1. an antiseptic corrosion inhibitor, be applied in high-temperature closed water system, it is characterized in that, described antiseptic corrosion inhibitor comprises the component of the molar percentage of following raw material: vinylformic acid 20%-30%, isoprene sodium sulfonate 10%-15%, senecioate-hydroxyl the third fat 13%-19.5%, ammonium persulphate 5%-7.5%, deionized water 28%-52%; The concrete steps of the complete processing of described antiseptic corrosion inhibitor are as follows:
The first step: according to the component of described molar percentage, by isoprene sodium sulfonate deionized water dissolving, then mix with vinylformic acid, senecioate-hydroxyl the third fat, then remove ionized water and be made into dilute solution A;
Second step: ammonium persulphate is made into dilute solution B with deionized water;
The 3rd step: remaining deionized water is joined in polymerization reactor, be heated to 85 ℃;
The 4th step: under agitation drip dilute solution A and dilute solution B in above-mentioned polymerization reactor, keep polymerization temperature between 85 ℃-90 ℃, in 5 hours, above-mentioned dilute solution A and dilute solution B are added;
The 5th step: after above-mentioned two kinds of dilute solutions are dripped, continue reaction 1 hour at 85 ℃-90 ℃ of heat temperature raisings;
The 6th step: stop heating, cooling reaction solution, obtains light yellow transparent aqueous solution.
2. antiseptic corrosion inhibitor according to claim 1, it is characterized in that, described antiseptic corrosion inhibitor comprises the component of following molar percentage: vinylformic acid 22%-28%, isoprene sodium sulfonate 11%-14%, senecioate-hydroxyl the third fat 14. 3%-18.2%, ammonium persulphate 5.5%-7%, deionized water 32.8%-47.2%.
3. antiseptic corrosion inhibitor according to claim 2, it is characterized in that, described antiseptic corrosion inhibitor comprises the component of following molar percentage: vinylformic acid 24%-26%, isoprene sodium sulfonate 12%-13%, senecioate-hydroxyl the third fat 15. 6%-16.9%, ammonium persulphate 6%-6.5%, deionized water 37.6%-42.4%.
4. antiseptic corrosion inhibitor according to claim 3, is characterized in that, described antiseptic corrosion inhibitor comprises the component of following molar percentage: vinylformic acid 25%, isoprene sodium sulfonate 12.5%, senecioate-hydroxyl the third fat 16.25%, ammonium persulphate 6.25%, deionized water 40%.
5. according to the antiseptic corrosion inhibitor described in claim 1-4 any one, it is characterized in that, described vinylformic acid, isoprene sodium sulfonate, senecioate-hydroxyl the third fat, ammonium persulphate coordinate by 2:1:1.3:0.5.
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| CN1152554A (en) * | 1995-08-21 | 1997-06-25 | 栗田工业株式会社 | Water-treating agent and method for treating water |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1152554A (en) * | 1995-08-21 | 1997-06-25 | 栗田工业株式会社 | Water-treating agent and method for treating water |
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Address after: The purple road high tech Zone of Suzhou City, Jiangsu Province, No. 55 215000 Patentee after: Love ring Wu (Suzhou) environmental Limited by Share Ltd Address before: 215000 No. 55, Zijin street, Suzhou hi tech Industrial Development Zone, Jiangsu, Suzhou Patentee before: Aqua Worth (Suzhou) Environmental Protection Co., Ltd. |