CN105540877A - Scale-corrosion inhibitor - Google Patents
Scale-corrosion inhibitor Download PDFInfo
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- CN105540877A CN105540877A CN201510963886.4A CN201510963886A CN105540877A CN 105540877 A CN105540877 A CN 105540877A CN 201510963886 A CN201510963886 A CN 201510963886A CN 105540877 A CN105540877 A CN 105540877A
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- parts
- corrosion inhibitor
- acid
- scale
- water
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Classifications
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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
- C02F5/00—Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
- C02F5/08—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents
- C02F5/10—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances
- C02F5/14—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances containing phosphorus
- C02F5/145—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances containing phosphorus combined with inorganic substances
Abstract
The invention discloses a scale-corrosion inhibitor. The scale-corrosion inhibitor comprises the following components by weight: 12 to 15 parts of polyamino polyether methylene phosphonic acid, 5 to 8 parts of hexamethylenediamine tetra(methylene phosphonic acid), 6 to 10 parts of hydroxyethylidene diphosphonic acid, 6 to 10 parts of aminotrimethylene phosphonic acid, 0.8 to 2 parts of polymaleic anhydride, 5 to 6 parts of zinc sulfate, 0.5 part of a fluorescent tracer and 20 to 50 parts of water. The scale-corrosion inhibitor provided by the invention is easy to compound, has good stability, scale-inhibition performance and treatment effect, is free of toxic substances, and is pollution-free to environment.
Description
Technical field
The present invention relates to water conditioner field, particularly a kind of anti-incrustation corrosion inhibitor being applied in sewage treatment industry.
Background technology
In industry, the utilization of recirculated water is conducive to the cost saving enterprise, improve the benefit of enterprise, but recirculated water in use there will be two problems, the evaporation of moisture when one, causes crystallization and the precipitation of salt, and modal have the incrustation scale such as calcium carbonate, Calucium Silicate powder, the existence of incrustation scale greatly reduces heat transfer efficiency, it two is galvanic corrosion corrosive naturees to equipment of recirculated water, and this corrosion is fatal, gently then more exchange device; Heavy then injure human life, adopt anti-incrustation corrosion inhibitor to be added in recirculated water at present, reduce the appearance of incrustation scale, but the composition of anti-incrustation corrosion inhibitor at present is on the market single, descale effect is bad, and especially bad for the treatment effect of the recirculated water of high rigidity, high pH, this is the deficiencies in the prior art.
Summary of the invention
The present invention, in order to overcome the deficiency of above-mentioned technical problem, provides a kind of anti-incrustation corrosion inhibitor, can solve the problems of the technologies described above completely.
The technical scheme solved the problems of the technologies described above is as follows:
A kind of anti-incrustation corrosion inhibitor, according to weight parts, comprises following component:
Polyamino polyether base methylenephosphonic acid 12-15 part
Hexapotassium 5-8 part
Hydroxy ethylene diphosphonic acid 6-10 part
Amino Trimethylene Phosphonic Acid 6-10 part
Polymaleic anhydride 0.8-2 part
Zinc sulfate 5-6 part
Fluorescent tracer 0.5 part
Water 20-50 part.
As preferably, above-mentioned anti-incrustation corrosion inhibitor, according to weight parts, comprises following component:
Polyamino polyether base methylenephosphonic acid 12-13 part
Hexapotassium 7-7.5 part
Hydroxy ethylene diphosphonic acid 7-8 part
Amino Trimethylene Phosphonic Acid 7-8 part
Polymaleic anhydride 0.8-1.2 part
Zinc sulfate 5.5-6 part
Fluorescent tracer 0.5 part
30 parts, water.
Further preferred, above-mentioned anti-incrustation corrosion inhibitor, according to weight parts, comprises following component:
Polyamino polyether base methylenephosphonic acid 13 parts
Hexapotassium 7.5 parts
Hydroxy ethylene diphosphonic acid 8 parts
Amino Trimethylene Phosphonic Acid 8 parts
Polymaleic anhydride 1.2 parts
5.5 parts, zinc sulfate
Fluorescent tracer 0.5 part
30 parts, water.
Described fluorescent tracer is naphthalimide.
The invention has the beneficial effects as follows: the present invention is easily composite, good stability, scale-inhibiting properties is good, treatment effect is good, effectively can alleviate bacterial corrosion and the bacterium algae growth question of circulating water system, thus reduce the consumption of circulating water sterilizing algicide, alleviate the secondary pollution problem using Biocidal algae-killing agent to bring, the processing costs of water coolant is significantly reduced; And not containing toxic substance, environmental sound.
Embodiment
Below in conjunction with embodiment, the present invention is further detailed explanation.
Embodiment 1: a kind of anti-incrustation corrosion inhibitor, according to weight parts, comprises following component:
Polyamino polyether base methylenephosphonic acid 13 parts
Hexapotassium 7.5 parts
Hydroxy ethylene diphosphonic acid 8 parts
Amino Trimethylene Phosphonic Acid 8 parts
Polymaleic anhydride 1.2 parts
5.5 parts, zinc sulfate
Naphthalimide 0.5 part
30 parts, water.
Embodiment 2: a kind of anti-incrustation corrosion inhibitor, according to weight parts, comprises following component:
Polyamino polyether base methylenephosphonic acid 12 parts
Hexapotassium 7 parts
Hydroxy ethylene diphosphonic acid 7 parts
Amino Trimethylene Phosphonic Acid 7 parts
Polymaleic anhydride 0.8 part
5.5 parts, zinc sulfate
Naphthalimide 0.5 part
30 parts, water.
Embodiment 3: a kind of anti-incrustation corrosion inhibitor, according to weight parts, comprises following component:
Polyamino polyether base methylenephosphonic acid 13 parts
Hexapotassium 7.5 parts
Hydroxy ethylene diphosphonic acid 8 parts
Amino Trimethylene Phosphonic Acid 8 parts
Polymaleic anhydride 1.2 parts
6 parts, zinc sulfate
Naphthalimide 0.5 part
30 parts, water.
Embodiment 4: a kind of anti-incrustation corrosion inhibitor, according to weight parts, comprises following component:
Polyamino polyether base methylenephosphonic acid 12 parts
Hexapotassium 5 parts
Hydroxy ethylene diphosphonic acid 6 parts
Amino Trimethylene Phosphonic Acid 6 parts
Polymaleic anhydride 0.8 part
5 parts, zinc sulfate
Naphthalimide 0.5 part
20 parts, water.
Embodiment 5: a kind of anti-incrustation corrosion inhibitor, according to weight parts, comprises following component:
Polyamino polyether base methylenephosphonic acid 15 parts
Hexapotassium 8 parts
Hydroxy ethylene diphosphonic acid 10 parts
Amino Trimethylene Phosphonic Acid 10 parts
Polymaleic anhydride 2 parts
6 parts, zinc sulfate
Naphthalimide 0.5 part
50 parts, water.
The present invention is easily composite, good stability, scale-inhibiting properties is good, treatment effect is good, effectively can alleviate bacterial corrosion and the bacterium algae growth question of circulating water system, thus reduce the consumption of circulating water sterilizing algicide, alleviate the secondary pollution problem using Biocidal algae-killing agent to bring, the processing costs of water coolant is significantly reduced; And not containing toxic substance, environmental sound.
The above is only preferred embodiment of the present invention, not does any pro forma restriction to the present invention, every according in technical spirit of the present invention to any simple modification, equivalent variations that above embodiment is done, all fall within protection scope of the present invention.
Claims (4)
1. an anti-incrustation corrosion inhibitor, is characterized in that, according to weight parts, comprises following component:
Polyamino polyether base methylenephosphonic acid 12-15 part
Hexapotassium 5-8 part
Hydroxy ethylene diphosphonic acid 6-10 part
Amino Trimethylene Phosphonic Acid 6-10 part
Polymaleic anhydride 0.8-2 part
Zinc sulfate 5-6 part
Fluorescent tracer 0.5 part
Water 20-50 part.
2. anti-incrustation corrosion inhibitor according to claim 1, is characterized in that, according to weight parts, comprises following component:
Polyamino polyether base methylenephosphonic acid 12-13 part
Hexapotassium 7-7.5 part
Hydroxy ethylene diphosphonic acid 7-8 part
Amino Trimethylene Phosphonic Acid 7-8 part
Polymaleic anhydride 0.8-1.2 part
Zinc sulfate 5.5-6 part
Fluorescent tracer 0.5 part
30 parts, water.
3. anti-incrustation corrosion inhibitor according to claim 1, is characterized in that, according to weight parts, comprises following component:
Polyamino polyether base methylenephosphonic acid 13 parts
Hexapotassium 7.5 parts
Hydroxy ethylene diphosphonic acid 8 parts
Amino Trimethylene Phosphonic Acid 8 parts
Polymaleic anhydride 1.2 parts
5.5 parts, zinc sulfate
Fluorescent tracer 0.5 part
30 parts, water.
4. according to the anti-incrustation corrosion inhibitor in claim 1-3 described in any one, it is characterized in that, described fluorescent tracer is naphthalimide.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510963886.4A CN105540877A (en) | 2015-12-21 | 2015-12-21 | Scale-corrosion inhibitor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510963886.4A CN105540877A (en) | 2015-12-21 | 2015-12-21 | Scale-corrosion inhibitor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105540877A true CN105540877A (en) | 2016-05-04 |
Family
ID=55820508
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510963886.4A Pending CN105540877A (en) | 2015-12-21 | 2015-12-21 | Scale-corrosion inhibitor |
Country Status (1)
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| CN (1) | CN105540877A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107473409A (en) * | 2017-09-12 | 2017-12-15 | 山东天庆科技发展有限公司 | A kind of recirculated cooling water ultra-high magnifications operation dirt dispersion agent |
| CN109081457A (en) * | 2018-09-13 | 2018-12-25 | 科得邦（江苏）环境科技有限公司 | A kind of cleaning air conditioner anti-incrustation corrosion inhibitor |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102303927A (en) * | 2011-08-24 | 2012-01-04 | 河北省电力建设调整试验所 | Method for inhibiting ammonia nitrogen corrosion of urban recycled water circular cooling system |
| CN102745825A (en) * | 2011-04-22 | 2012-10-24 | 中国石油化工股份有限公司 | High-efficiency low-phosphorus corrosion and scale inhibiting dispersant and its preparation method |
| CN102774969A (en) * | 2012-07-24 | 2012-11-14 | 浙江浙能能源技术有限公司 | Biodegradable non-phosphorous anti-scale corrosion inhibitor and preparation method thereof |
| CN102786158A (en) * | 2011-05-20 | 2012-11-21 | 中国石油化工股份有限公司 | Corrosion-inhibition scale inhibitor composition and corrosion-inhibition scale inhibitor and application thereof |
-
2015
- 2015-12-21 CN CN201510963886.4A patent/CN105540877A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102745825A (en) * | 2011-04-22 | 2012-10-24 | 中国石油化工股份有限公司 | High-efficiency low-phosphorus corrosion and scale inhibiting dispersant and its preparation method |
| CN102786158A (en) * | 2011-05-20 | 2012-11-21 | 中国石油化工股份有限公司 | Corrosion-inhibition scale inhibitor composition and corrosion-inhibition scale inhibitor and application thereof |
| CN102303927A (en) * | 2011-08-24 | 2012-01-04 | 河北省电力建设调整试验所 | Method for inhibiting ammonia nitrogen corrosion of urban recycled water circular cooling system |
| CN102774969A (en) * | 2012-07-24 | 2012-11-14 | 浙江浙能能源技术有限公司 | Biodegradable non-phosphorous anti-scale corrosion inhibitor and preparation method thereof |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107473409A (en) * | 2017-09-12 | 2017-12-15 | 山东天庆科技发展有限公司 | A kind of recirculated cooling water ultra-high magnifications operation dirt dispersion agent |
| CN109081457A (en) * | 2018-09-13 | 2018-12-25 | 科得邦（江苏）环境科技有限公司 | A kind of cleaning air conditioner anti-incrustation corrosion inhibitor |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160504 |