CN103663742B - Composite anti-corrosion scale inhibitor for circulating cooling water - Google Patents
Composite anti-corrosion scale inhibitor for circulating cooling water Download PDFInfo
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- CN103663742B CN103663742B CN201310661529.3A CN201310661529A CN103663742B CN 103663742 B CN103663742 B CN 103663742B CN 201310661529 A CN201310661529 A CN 201310661529A CN 103663742 B CN103663742 B CN 103663742B
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- cooling water
- scale inhibitor
- corrosion
- circulating cooling
- corrosion scale
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- 238000005260 corrosion Methods 0.000 title claims abstract description 49
- 239000002131 composite material Substances 0.000 title claims abstract description 30
- 239000000498 cooling water Substances 0.000 title claims abstract description 25
- 239000002455 scale inhibitor Substances 0.000 title abstract description 25
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 10
- 239000004115 Sodium Silicate Substances 0.000 abstract 1
- YDONNITUKPKTIG-UHFFFAOYSA-N [Nitrilotris(methylene)]trisphosphonic acid Chemical compound OP(O)(=O)CN(CP(O)(O)=O)CP(O)(O)=O YDONNITUKPKTIG-UHFFFAOYSA-N 0.000 abstract 1
- GRVDJDISBSALJP-UHFFFAOYSA-N methyloxidanyl Chemical group [O]C GRVDJDISBSALJP-UHFFFAOYSA-N 0.000 abstract 1
- 229920000141 poly(maleic anhydride) Polymers 0.000 abstract 1
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 abstract 1
- 229910052911 sodium silicate Inorganic materials 0.000 abstract 1
- 235000018553 tannin Nutrition 0.000 abstract 1
- 229920001864 tannin Polymers 0.000 abstract 1
- 239000001648 tannin Substances 0.000 abstract 1
- 230000001988 toxicity Effects 0.000 abstract 1
- 231100000419 toxicity Toxicity 0.000 abstract 1
- 230000007797 corrosion Effects 0.000 description 41
- 230000005764 inhibitory process Effects 0.000 description 10
- 230000000694 effects Effects 0.000 description 8
- 231100000053 low toxicity Toxicity 0.000 description 3
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 230000009965 odorless effect Effects 0.000 description 2
- 239000000654 additive Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Landscapes
- Preventing Corrosion Or Incrustation Of Metals (AREA)
- Details Of Resistors (AREA)
Abstract
Description
技术领域technical field
本发明属于水处理的技术领域，具体的涉及一种用于循环冷却水的复合缓蚀阻垢剂。The invention belongs to the technical field of water treatment, and in particular relates to a composite corrosion and scale inhibitor for circulating cooling water.
背景技术Background technique
循环冷却水在冷却系统中起到了举足轻重的作用，但是所用循环冷却水强度高、碱度大，具有严重结垢特征，当水温高于环境温度的各种场合下，碳酸钙等无机盐的结垢会带来严重的后果。将其作为冷却介质用于工业冷却循环水系统时，会引发水质恶化，发生腐蚀结垢等问题，导致热交换器和管道堵塞或泄露，严重影响生产装置正常运行。随着社会经济的迅速发展和技术的进步，水处理技术日益受到重视，通过使用水处理药剂可有效防腐蚀和防止结垢，从而提高设备及水的利用率而达到节约水源和能源的目的。目前对缓蚀阻垢的水处理标准日趋严格，同时对添加剂的环保性也提出了极高的要求。Circulating cooling water plays a pivotal role in the cooling system, but the circulating cooling water used has high strength, high alkalinity, and serious fouling characteristics. When the water temperature is higher than the ambient temperature, the formation of inorganic salts such as calcium carbonate Dirt can have serious consequences. When it is used as a cooling medium in an industrial cooling circulating water system, it will cause deterioration of water quality, corrosion and scaling, etc., resulting in blockage or leakage of heat exchangers and pipes, seriously affecting the normal operation of production equipment. With the rapid development of social economy and technological progress, water treatment technology has been paid more and more attention. The use of water treatment chemicals can effectively prevent corrosion and scaling, thereby improving the utilization rate of equipment and water to achieve the purpose of saving water and energy. At present, the water treatment standards for corrosion and scale inhibition are becoming increasingly strict, and at the same time, extremely high requirements are placed on the environmental protection of additives.
发明内容Contents of the invention
本发明的目的在于针对上述存在的缺陷而提供一种用于循环冷却水的复合缓蚀阻垢剂，该复合缓蚀阻垢剂使用方便，毒性小，无味分散性能好。The object of the present invention is to provide a composite corrosion and scale inhibitor for circulating cooling water in view of the above-mentioned defects. The composite corrosion and scale inhibitor is easy to use, has low toxicity and good odorless dispersion performance.
本发明的技术方案为：一种用于循环冷却水的复合缓蚀阻垢剂，由以下重量份的组分组成：The technical solution of the present invention is: a composite corrosion and scale inhibitor for circulating cooling water, consisting of the following components by weight:
所述用于循环冷却水的复合缓蚀阻垢剂，由以下重量份的组分组成：The composite corrosion and scale inhibitor for circulating cooling water consists of the following components by weight:
所述用于循环冷却水的复合缓蚀阻垢剂，由以下重量份的组分组成：The composite corrosion and scale inhibitor for circulating cooling water consists of the following components by weight:
所述用于循环冷却水的复合缓蚀阻垢剂，由以下重量份的组分组成：The composite corrosion and scale inhibitor for circulating cooling water consists of the following components by weight:
所述用于循环冷却水的复合缓蚀阻垢剂，由以下重量份的组分组成：The composite corrosion and scale inhibitor for circulating cooling water consists of the following components by weight:
本发明的有益效果为：本发明所述用于循环冷却水的复合缓蚀阻垢剂中的组分毒性小，对环境影响不大，具有很好的缓蚀作用，防止循环冷却水对金属管道的腐蚀，缓蚀效果达到96.8%～98.3%，使得其腐蚀率降低至0.0029～0.0034mm/a；同时还具有很好的阻垢效果。The beneficial effects of the present invention are: the components in the composite corrosion and scale inhibitor for circulating cooling water of the present invention have low toxicity, have little impact on the environment, have good corrosion inhibition, and prevent circulating cooling water from affecting metal For pipeline corrosion, the corrosion inhibition effect reaches 96.8%-98.3%, which reduces the corrosion rate to 0.0029-0.0034mm/a; it also has a good scale inhibition effect.
综上所述，所述复合缓蚀阻垢剂使用方便，毒性小，无味分散性能好。In summary, the composite corrosion and scale inhibitor is easy to use, has low toxicity, and is odorless and good in dispersibility.
具体实施方式Detailed ways
下面通过具体实施例对本发明进行详细的说明。The present invention will be described in detail below through specific examples.
实施例1Example 1
一种用于循环冷却水的复合缓蚀阻垢剂，由以下重量份的组分组成：A composite corrosion and scale inhibitor for circulating cooling water, consisting of the following components by weight:
采用实施例1所述复合缓蚀阻垢剂使得缓蚀效果达到96.8%，使得其腐蚀率降低至0.0029mm/a。Using the composite corrosion and scale inhibitor described in Example 1 makes the corrosion inhibition effect reach 96.8%, so that the corrosion rate is reduced to 0.0029mm/a.
实施例2Example 2
所述用于循环冷却水的复合缓蚀阻垢剂，由以下重量份的组分组成：The composite corrosion and scale inhibitor for circulating cooling water consists of the following components by weight:
采用实施例2所述复合缓蚀阻垢剂使得缓蚀效果达到97.1%，使得其腐蚀率降低至0.0031mm/a。Using the composite corrosion and scale inhibitor described in Example 2 makes the corrosion inhibition effect reach 97.1%, so that the corrosion rate is reduced to 0.0031mm/a.
实施例3Example 3
所述用于循环冷却水的复合缓蚀阻垢剂，由以下重量份的组分组成：The composite corrosion and scale inhibitor for circulating cooling water consists of the following components by weight:
采用实施例3所述复合缓蚀阻垢剂使得缓蚀效果达到97.8%，使得其腐蚀率降低至0.00327mm/a。Using the composite corrosion and scale inhibitor described in Example 3 makes the corrosion inhibition effect reach 97.8%, so that the corrosion rate is reduced to 0.00327mm/a.
实施例4Example 4
所述用于循环冷却水的复合缓蚀阻垢剂，由以下重量份的组分组成：The composite corrosion and scale inhibitor for circulating cooling water consists of the following components by weight:
采用实施例4所述复合缓蚀阻垢剂使得缓蚀效果达到96.92%，使得其腐蚀率降低至0.003mm/a。Using the composite corrosion and scale inhibitor described in Example 4 makes the corrosion inhibition effect reach 96.92%, so that the corrosion rate is reduced to 0.003mm/a.
实施例5Example 5
所述用于循环冷却水的复合缓蚀阻垢剂，由以下重量份的组分组成：The composite corrosion and scale inhibitor for circulating cooling water consists of the following components by weight:
采用实施例5所述复合缓蚀阻垢剂使得缓蚀效果达到98.15%，使得其腐蚀率降低至0.00298mm/a。Using the composite corrosion and scale inhibitor described in Example 5 makes the corrosion inhibition effect reach 98.15%, so that the corrosion rate is reduced to 0.00298mm/a.
实施例6Example 6
一种用于循环冷却水的复合缓蚀阻垢剂，由以下重量份的组分组成：A composite corrosion and scale inhibitor for circulating cooling water, consisting of the following components by weight:
采用实施例6所述复合缓蚀阻垢剂使得缓蚀效果达到98.3%，使得其腐蚀率降低至0.0034mm/a。Using the composite corrosion and scale inhibitor described in Example 6 makes the corrosion inhibition effect reach 98.3%, so that the corrosion rate is reduced to 0.0034mm/a.
Claims (5)
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310661529.3A CN103663742B (en) | 2013-12-09 | 2013-12-09 | Composite anti-corrosion scale inhibitor for circulating cooling water |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310661529.3A CN103663742B (en) | 2013-12-09 | 2013-12-09 | Composite anti-corrosion scale inhibitor for circulating cooling water |
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| Publication Number | Publication Date |
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| CN103663742A CN103663742A (en) | 2014-03-26 |
| CN103663742B true CN103663742B (en) | 2015-06-24 |
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| CN201310661529.3A Expired - Fee Related CN103663742B (en) | 2013-12-09 | 2013-12-09 | Composite anti-corrosion scale inhibitor for circulating cooling water |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104310605B (en) * | 2014-10-22 | 2016-06-08 | 王兴霞 | A kind of antisludging agent for boiler recirculated water |
| CN104355373B (en) * | 2014-10-27 | 2016-09-07 | 重庆中迪水处理技术有限公司 | A kind of sewage purification disinfectant and preparation method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101746900A (en) * | 2008-12-01 | 2010-06-23 | 中国石油化工股份有限公司 | Scale inhibitor combination, preparation method thereof and sewage treatment method |
| JP2010236034A (en) * | 2009-03-31 | 2010-10-21 | Kurita Water Ind Ltd | Anti-corrosion method for boiler during suspension and anti-corrosion agent for boiler during suspension |
| CN102452724A (en) * | 2010-10-20 | 2012-05-16 | 中国石油化工股份有限公司 | Composite corrosion and scale inhibitor and application thereof in water treatment |
| CN102559164A (en) * | 2011-12-09 | 2012-07-11 | 中国石油集团川庆钻探工程有限公司 | Corrosion inhibitor for drilling fluid and preparation method thereof |
| CN102730848A (en) * | 2011-04-02 | 2012-10-17 | 中国石油化工股份有限公司 | Composite anti-incrustation corrosion inhibiter and its application in water treatment |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101746900A (en) * | 2008-12-01 | 2010-06-23 | 中国石油化工股份有限公司 | Scale inhibitor combination, preparation method thereof and sewage treatment method |
| JP2010236034A (en) * | 2009-03-31 | 2010-10-21 | Kurita Water Ind Ltd | Anti-corrosion method for boiler during suspension and anti-corrosion agent for boiler during suspension |
| CN102452724A (en) * | 2010-10-20 | 2012-05-16 | 中国石油化工股份有限公司 | Composite corrosion and scale inhibitor and application thereof in water treatment |
| CN102730848A (en) * | 2011-04-02 | 2012-10-17 | 中国石油化工股份有限公司 | Composite anti-incrustation corrosion inhibiter and its application in water treatment |
| CN102559164A (en) * | 2011-12-09 | 2012-07-11 | 中国石油集团川庆钻探工程有限公司 | Corrosion inhibitor for drilling fluid and preparation method thereof |
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