CN106957112A - No-phosphate corrosion dirt dispersion agent and its preparation method and application - Google Patents
No-phosphate corrosion dirt dispersion agent and its preparation method and application Download PDFInfo
- Publication number
- CN106957112A CN106957112A CN201710242408.3A CN201710242408A CN106957112A CN 106957112 A CN106957112 A CN 106957112A CN 201710242408 A CN201710242408 A CN 201710242408A CN 106957112 A CN106957112 A CN 106957112A
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- China
- Prior art keywords
- dispersion agent
- dirt dispersion
- phosphate corrosion
- phosphate
- corrosion dirt
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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
- C02F5/12—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 nitrogen
-
- 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
- C02F1/50—Treatment of water, waste water, or sewage by addition or application of a germicide or by oligodynamic treatment
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F11/00—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent
- C23F11/08—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Environmental & Geological Engineering (AREA)
- Hydrology & Water Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- Water Supply & Treatment (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
- Preventing Corrosion Or Incrustation Of Metals (AREA)
Abstract
No-phosphate corrosion dirt dispersion agent and its preparation method and application, belongs to environmental protection technical field.It is different according to source quality, by the compound no-phosphate corrosion dirt dispersion agent for being configured to different formulations of corrosion inhibiter, dirt dispersion agent, stabilizer, bactericide and deionized water, the present invention adds concentration in recirculated water and is calculated as 20~40mg/L by amount of makeup water, hardness can be widely applicable for plus basicity is less than 1100mg/L, chlorion is less than 1000mg/L, pH6.8~9.5, turbidity is less than in 20NTU circulating water quality；More than 5 times high concentration multiple operations of recirculated water of particularly suitable middle and lower reach of Yangtze River source quality, anticorrosion-antiscaling property disclosure satisfy that the requirement of the industrial circulating water design specification regulations of GB 50,050 2007, it is strong with without phosphorus, environmentally friendly, chlorine resistance, it is adaptable to the advantages of Automatic Dosing controls easy to use wait.
Description
Technical field：The invention belongs to environmental protection technical field, it is related at a kind of without phosphorus water of processing cycle cooling water
Manage medicament and its customize production technology and complete-set applied technology.
Background technology：Developed country has reached 80%-90%, the concentration rate of water on the repeat usage of industrial water
6-8 times is reached.And the utilization rate of China's water is average less than 50%, the concentration rate overwhelming majority of recirculated cooling water is at 2-3 times
Level, for energy-saving and water-saving, this is undoubtedly the huge waste of resource.In order to which saving water resource needs to provide the repetition profit of water
With rate, and the problems such as fouling, burn into bacterium algae and foundry loam are bred can be being produced during the recycling of water, must once added
A certain amount of water quality stabilizer, such as anti-incrustation corrosion inhibitor, Biocidal algae-killing agent.And the scale inhibition that domestic cycle cold water process is commonly used at present
Corrosion inhibiter has Quadrafos, phosphate, organic phosphate and acrylic copolymer etc..Wherein, organic phosphate medicament with
It is the most universal that it efficiently has inhibition and scale inhibition dual-use function concurrently and is employed, but because its phosphorus content is high, is had during blowdown big
The phosphate of amount is discharged into environment, easily causes the rich phosphorus of water system and forms " red tide ", makes anoxic in water, influence the existence of aquatic organism.For
Strict control (discharge of wastewater primary standard P ＜ 0.5mg/L, secondary standard P ＜ has made to the discharge of phosphorus in this current China
1.0mg/L).Therefore, from the early 1990s, some flourishing countries begin to study the low-phosphorous of water treatment agent and without phosphorating treatment
Technology, particularly without phosphorating treatment, advantageously reduces the nutrient source of bacterium in recirculated water, microorganism, reduces bactericide consumption.
The content of the invention：The purpose of the present invention is exactly to propose a kind of premise for meeting environment-protection wastewater first discharge standard requirement
Under, the without phosphorus water process preparation of processing cycle cooling water, and can really accomplish in commercial Application without phosphorus, environmentally friendly, efficient, Yi Sheng
Production, it is easy to control.
The non-phosphorus scale inhibition dispersant of the present invention, is different according to source quality, by corrosion inhibiter, dirt dispersion agent, steady
Determine agent, the compound no-phosphate corrosion dirt dispersion agent for being configured to different formulations of bactericide and deionized water, general, this dispersant
Constitute and be (on the basis of the gross mass of dispersant)：18%~25% polycarboxylic acid-polyamino dissaving polymer, 2%~5% benzene
Sodium formate, 5%~10% poly-aspartate, 0.8%~2% phenylpropyl alcohol thiazole, 2%~3% anhydrous zinc chloride, 0.5%~1% boron
Sand, 0.5%~1% copper sulphate and deionized water composition.
The physicochemical property of the dispersant is：(following % is all mass percent)
Usually, described corrosion inhibiter is 18%~25% polycarboxylic acid-polyamino dissaving polymer, 2%~5% benzene first
Sour sodium, 0.8%~2% phenylpropyl alcohol thiazole, 2%~3% anhydrous zinc chloride composition.
Described antisludging agent is by 18%~25% polycarboxylic acid-polyamino dissaving polymer and 5%~10% poly- asparagus fern
Propylhomoserin is constituted.
Described stabilizer is made up of 0.5%~1% borax.
Described polycarboxylic acid-polyamino dissaving polymer, is with Amino End Group compound and the unsaturation containing acid anhydrides, carboxylic acid
Double bond compound and monomer containing double bond prepare many carboxyls, polyamino hyperbranched poly by amidatioon polymerisation
Compound.
Described bactericide is made up of 0.5%~1% copper sulphate.
The product standard for meeting national correlation without the ingredient requirement used by phosphine corrosion and scale inhibition disperser of the present invention, is this
Well known to art personnel, in the market can be obtained very easily, and stoichiometry is to measure by percentage to the quality.
Present invention production method usually is：Appropriate amount of deionized water is added in the reactor, starts agitator, while stirring
Mix, while being separately added into 2%~3% anhydrous zinc chloride, 2%~5% Sodium Benzoate, 0.5%~1% sulfuric acid by following order
Copper, 0.8%~2% phenylpropyl alcohol thiazole, 0.5%~1% borax, 18%~25% polycarboxylic acid-polyamino dissaving polymer, 5%
~10% poly-aspartate, raw material supplies deionized water to quantitative after adding, filtered after stirring, the clear liquid packaging of filtering.Stirring
It can carry out at room temperature, mixing time is more than 0.1 hour, preferably more than 1 hour.
The no-phosphate corrosion dirt dispersion agent of the present invention is according to HG/T2024《Water treatment agent scale-inhibiting properties assay method bubbling
Method》And China PetroChemical Corporation《Cool down water analysis and test method》、GB/T18175《Water treatment agent rust inhibition
The measure rotary hanging plate method of energy》And HG/T2160《Dynamic analogue test of cooling water method》Carry out scale-inhibiting properties and corrosion inhibition just
Qualification test is handed over to determine that each monomer most preferably adds ratio in formula.
The no-phosphate corrosion dirt dispersion agent of the present invention can be widely applicable for hardness plus basicity is less than 1100mg/L, chlorion
Less than 1000mg/L, pH6.8~9.5, turbidity is less than in 20NTU circulating water quality；Particularly suitable middle and lower reach of Yangtze River source water
More than 5 times high concentration multiple operations of recirculated water of matter.
The present invention's adds concentration without phosphine corrosion and scale inhibition disperser in recirculated water and is calculated as 20~40mg/L by amount of makeup water,
For drug concentration of the invention in precise control recirculated water, by monitoring the hyperbranched polymerization of polycarboxylic acid-polyamino in recirculated water
The change of thing, coordinates the control of polymer monitoring and controlling instrument, can directly reflect concentration of the water treatment agent in recirculated water, just
In realizing on-line automaticization dosing, the controllability and science, warp of the monitoring stability of water treatment agent concentration are substantially increased
The management of Ji.
The no-phosphate corrosion dirt dispersion agent of the present invention has the following excellent compared with other low-phosphorous or without phosphorus formulation products
Point：1. it is applied widely, various source qualities can be widely suitable for, it is only necessary to adjust formula rate；2. scale inhibition performance is high,
Selected in formula and carry polycarboxylic acid-polyamino dissaving polymer, in aqueous to Fe3+、Cu2+、Ca2+Plasma has
Fabulous complexing power, and also have good deactivation to many salts of these ions.Therefore, it is used in the present invention
Do scale inhibition, corrosion inhibiter.Weak acid group has strong suction-operated to the active part of difficulty soluble salt crystallite, so as to play low dosage effect
Crystallization should be suppressed to produce, strong acid group then remains slight ion characteristic, so that contribute to difficulty soluble salt to dissociate, rather than ion radical
There is stronger suction-operated in group to hanging thing admittedly, and is dispersed in water.These groups produce cooperative effect through effectively combining,
Make medicament that there is good scale inhibition and dispersion performance.3. corrosion inhibition is strong, and the inhibition such as Sodium Benzoate and phenylpropyl alcohol thiazole is selected in formula
Agent can effectively prevent the corrosion of the various materials such as carbon steel, stainless steel, copper；4. resisting corrosion of chlorine ion performance is strong, is selected in formula
With anti-chlorine factor thiazole compound, recirculated water resisting corrosion of chlorine ion performance can effectively resist the chlorine within 1100mg/L
The erosion of ion pair metal；5. can realize it is intelligent automatic plus to control, coordinate polymeric detection equipment realize accurate dosing,
Automatically control.
No-phosphate corrosion dirt dispersion agent of the present invention is used for circulating water cooling treatment, and anticorrosion-antiscaling property disclosure satisfy that GB
50050-2007 industrial circulating waters design specification regulation is required, source quality scope is applicable extensively, with without phosphorus, environmentally friendly, chlorine resistance
By force, it is adaptable to the advantages of Automatic Dosing controls easy to use wait.
Claims (9)
1. no-phosphate corrosion dirt dispersion agent, it is characterised in that the no-phosphate corrosion dirt dispersion agent is by corrosion inhibiter, antisludging agent, stably
Agent, bactericide and deionized water are compound is configured to, the product on the basis of mass percent, consisting of：More than 18%~25%
Carboxylic acid-polyamino dissaving polymer, 2%~5% Sodium Benzoate, 5%~10% poly-aspartate, 0.8%~2% phenylpropyl alcohol thiophene
Azoles, 2%~3% anhydrous zinc chloride, 0.5%~1% borax, 0.5%~1% copper sulphate, surplus is deionized water.
2. no-phosphate corrosion dirt dispersion agent as claimed in claim 1, it is characterised in that physicochemical property is：Following % is all quality
Percentage
3. no-phosphate corrosion dirt dispersion agent as claimed in claim 1, polycarboxylic acid-polyamino dissaving polymer is with Amino End Group
Compound passes through amidatioon polymerisation, system with the monomer containing acid anhydrides, the unsaturated double-bond compound of carboxylic acid and containing double bond
It is standby to obtain many carboxyls, polyamino dissaving polymer.
4. no-phosphate corrosion dirt dispersion agent as claimed in claim 1, it is characterised in that corrosion inhibiter is by mass percent 18%
~25% polycarboxylic acid-polyamino dissaving polymer, 2%~5% Sodium Benzoate, 0.8%~2% phenylpropyl alcohol thiazole, 2%~3%
Anhydrous zinc chloride is constituted.
5. the no-phosphate corrosion dirt dispersion agent as described in claim 1 or 3, it is characterised in that thiazole is phenylpropyl alcohol thiazole or methylbenzene
Third thiazole or sulfydryl phenylpropyl alcohol thiazole.
6. no-phosphate corrosion dirt dispersion agent as claimed in claim 1 or 2, it is characterised in that antisludging agent is by more than 18%~25%
Carboxylic acid-polyamino dissaving polymer and 5%~10% poly-aspartate composition.
7. no-phosphate corrosion dirt dispersion agent as claimed in claim 1, it is characterised in that stabilizer is by 0.5%~1% borax
Composition.
8. no-phosphate corrosion dirt dispersion agent as claimed in claim 1, it is characterised in that bactericide is by 0.5%~1% sulfuric acid
Copper is constituted, and has excellent cooperative effect with each water treatment agent.
9. the preparation method of no-phosphate corrosion dirt dispersion agent as claimed in claim 1, it is characterised in that add in the reactor
Appropriate amount of deionized water, starts agitator, while stirring, while being separately added into 2%~3% anhydrous zinc chloride, 2% by following order
~5% Sodium Benzoate, 0.5%~1% copper sulphate, 0.8%~2% phenylpropyl alcohol thiazole, 0.5%~1% borax, more than 18%~25%
Carboxylic acid-polyamino dissaving polymer, 5%~10% poly-aspartate, raw material supply deionized water to quantitative, stirring after adding
Latter filtering, crosses cleaner liquid packaging and produces no-phosphate corrosion dirt dispersion agent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710242408.3A CN106957112A (en) | 2017-04-10 | 2017-04-10 | No-phosphate corrosion dirt dispersion agent and its preparation method and application |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710242408.3A CN106957112A (en) | 2017-04-10 | 2017-04-10 | No-phosphate corrosion dirt dispersion agent and its preparation method and application |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106957112A true CN106957112A (en) | 2017-07-18 |
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ID=59484120
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710242408.3A Pending CN106957112A (en) | 2017-04-10 | 2017-04-10 | No-phosphate corrosion dirt dispersion agent and its preparation method and application |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108018543A (en) * | 2017-11-03 | 2018-05-11 | 湖北海力环保科技有限公司 | A kind of without phosphorus no zinc prefilming agent of recirculated cooling water and preparation method thereof |
| CN108503819A (en) * | 2018-04-26 | 2018-09-07 | 西南民族大学 | A kind of hyperbranched scale inhibition polymer and its preparation method and application |
| CN110273157A (en) * | 2018-03-14 | 2019-09-24 | 中国石油化工股份有限公司 | Corrosion inhibiter and preparation method with sterilization scale inhibition function |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105017497A (en) * | 2014-04-30 | 2015-11-04 | 南京工大开元化学有限公司 | Poly-carboxyl poly-amino hyperbranched polymer and preparation method and application thereof |
| CN105314743A (en) * | 2015-12-04 | 2016-02-10 | 中国海洋石油总公司 | Non-phosphorus corrosion and scale inhibitor applicable to negative hard water quality and preparation method of non-phosphorus corrosion and scale inhibitor |
| WO2017044383A1 (en) * | 2015-09-10 | 2017-03-16 | Dow Global Technologies Llc | Scale inhibitor methods and compositions |
-
2017
- 2017-04-10 CN CN201710242408.3A patent/CN106957112A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105017497A (en) * | 2014-04-30 | 2015-11-04 | 南京工大开元化学有限公司 | Poly-carboxyl poly-amino hyperbranched polymer and preparation method and application thereof |
| WO2017044383A1 (en) * | 2015-09-10 | 2017-03-16 | Dow Global Technologies Llc | Scale inhibitor methods and compositions |
| CN105314743A (en) * | 2015-12-04 | 2016-02-10 | 中国海洋石油总公司 | Non-phosphorus corrosion and scale inhibitor applicable to negative hard water quality and preparation method of non-phosphorus corrosion and scale inhibitor |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108018543A (en) * | 2017-11-03 | 2018-05-11 | 湖北海力环保科技有限公司 | A kind of without phosphorus no zinc prefilming agent of recirculated cooling water and preparation method thereof |
| CN110273157A (en) * | 2018-03-14 | 2019-09-24 | 中国石油化工股份有限公司 | Corrosion inhibiter and preparation method with sterilization scale inhibition function |
| CN110273157B (en) * | 2018-03-14 | 2021-04-13 | 中国石油化工股份有限公司 | Corrosion inhibitor with sterilization and scale inhibition functions and preparation method thereof |
| CN108503819A (en) * | 2018-04-26 | 2018-09-07 | 西南民族大学 | A kind of hyperbranched scale inhibition polymer and its preparation method and application |
| CN108503819B (en) * | 2018-04-26 | 2021-01-29 | 西南民族大学 | Hyperbranched scale-inhibiting polymer and preparation method and application thereof |
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Application publication date: 20170718 |