CN105060511B - A kind of water process phosphate-free corrosion inhibition antisludging agent and preparation method thereof - Google Patents
A kind of water process phosphate-free corrosion inhibition antisludging agent and preparation method thereof Download PDFInfo
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- CN105060511B CN105060511B CN201510463598.2A CN201510463598A CN105060511B CN 105060511 B CN105060511 B CN 105060511B CN 201510463598 A CN201510463598 A CN 201510463598A CN 105060511 B CN105060511 B CN 105060511B
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- ammonium acetate
- sodium metasilicate
- aqueous solution
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 84
- 238000005260 corrosion Methods 0.000 title claims abstract description 55
- 230000007797 corrosion Effects 0.000 title claims abstract description 55
- 230000005764 inhibitory process Effects 0.000 title claims abstract description 53
- 239000003795 chemical substances by application Substances 0.000 title claims abstract description 42
- 238000000034 method Methods 0.000 title claims abstract description 41
- 238000002360 preparation method Methods 0.000 title claims abstract description 14
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 claims abstract description 51
- USFZMSVCRYTOJT-UHFFFAOYSA-N Ammonium acetate Chemical compound N.CC(O)=O USFZMSVCRYTOJT-UHFFFAOYSA-N 0.000 claims abstract description 35
- 239000005695 Ammonium acetate Substances 0.000 claims abstract description 35
- 239000004115 Sodium Silicate Substances 0.000 claims abstract description 35
- 229940043376 ammonium acetate Drugs 0.000 claims abstract description 35
- 235000019257 ammonium acetate Nutrition 0.000 claims abstract description 35
- 235000019795 sodium metasilicate Nutrition 0.000 claims abstract description 35
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 claims abstract description 35
- 229910052911 sodium silicate Inorganic materials 0.000 claims abstract description 35
- 239000007864 aqueous solution Substances 0.000 claims abstract description 32
- 239000001833 Succinylated monoglyceride Substances 0.000 claims abstract description 19
- 235000019327 succinylated monoglyceride Nutrition 0.000 claims abstract description 19
- 238000003756 stirring Methods 0.000 claims abstract description 16
- 239000002994 raw material Substances 0.000 claims abstract description 13
- 238000010792 warming Methods 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 6
- 239000000498 cooling water Substances 0.000 abstract description 3
- BHEPBYXIRTUNPN-UHFFFAOYSA-N hydridophosphorus(.) (triplet) Chemical compound [PH] BHEPBYXIRTUNPN-UHFFFAOYSA-N 0.000 abstract description 3
- 231100000252 nontoxic Toxicity 0.000 abstract description 2
- 230000003000 nontoxic effect Effects 0.000 abstract description 2
- -1 5 10min of stirring Substances 0.000 abstract 1
- 238000002474 experimental method Methods 0.000 description 22
- 239000003814 drug Substances 0.000 description 11
- 230000003020 moisturizing effect Effects 0.000 description 11
- 239000000126 substance Substances 0.000 description 8
- 229910000975 Carbon steel Inorganic materials 0.000 description 6
- 239000010962 carbon steel Substances 0.000 description 6
- 230000005587 bubbling Effects 0.000 description 5
- XYFCBTPGUUZFHI-UHFFFAOYSA-N Phosphine Chemical compound P XYFCBTPGUUZFHI-UHFFFAOYSA-N 0.000 description 4
- 241000894006 Bacteria Species 0.000 description 3
- 241000195493 Cryptophyta Species 0.000 description 3
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 3
- 229910052698 phosphorus Inorganic materials 0.000 description 3
- 239000011574 phosphorus Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- QRUDEWIWKLJBPS-UHFFFAOYSA-N benzotriazole Chemical compound C1=CC=C2N[N][N]C2=C1 QRUDEWIWKLJBPS-UHFFFAOYSA-N 0.000 description 2
- 239000012964 benzotriazole Substances 0.000 description 2
- MEFBJEMVZONFCJ-UHFFFAOYSA-N molybdate Chemical compound [O-][Mo]([O-])(=O)=O MEFBJEMVZONFCJ-UHFFFAOYSA-N 0.000 description 2
- DCEMCPAKSGRHCN-UHFFFAOYSA-N oxirane-2,3-dicarboxylic acid Chemical compound OC(=O)C1OC1C(O)=O DCEMCPAKSGRHCN-UHFFFAOYSA-N 0.000 description 2
- 229910000073 phosphorus hydride Inorganic materials 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- VHSHLMUCYSAUQU-UHFFFAOYSA-N 2-hydroxypropyl methacrylate Chemical compound CC(O)COC(=O)C(C)=C VHSHLMUCYSAUQU-UHFFFAOYSA-N 0.000 description 1
- BTBUEUYNUDRHOZ-UHFFFAOYSA-N Borate Chemical compound [O-]B([O-])[O-] BTBUEUYNUDRHOZ-UHFFFAOYSA-N 0.000 description 1
- 229910019142 PO4 Inorganic materials 0.000 description 1
- GSEJCLTVZPLZKY-UHFFFAOYSA-N Triethanolamine Chemical compound OCCN(CCO)CCO GSEJCLTVZPLZKY-UHFFFAOYSA-N 0.000 description 1
- 229920006243 acrylic copolymer Polymers 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000033558 biomineral tissue development Effects 0.000 description 1
- 230000002079 cooperative effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000012851 eutrophication Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 230000000116 mitigating effect Effects 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- UEZVMMHDMIWARA-UHFFFAOYSA-M phosphonate Chemical compound [O-]P(=O)=O UEZVMMHDMIWARA-UHFFFAOYSA-M 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
Classifications
-
- 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
- C02F5/125—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 combined with inorganic substances
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/02—Non-contaminated water, e.g. for industrial water supply
- C02F2103/023—Water in cooling circuits
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/08—Corrosion inhibition
Landscapes
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Preventing Corrosion Or Incrustation Of Metals (AREA)
Abstract
The invention discloses a kind of water process phosphate-free corrosion inhibition antisludging agent and preparation method thereof, the water process is made up of with phosphate-free corrosion inhibition antisludging agent the raw material below according to parts by weight：30 50 parts of sodium metasilicate, 15 35 parts of ammonium acetate, 45 60 parts of succinylated monoglyceride, 10 20 parts of citric acid, 100 150 parts of water.Sodium metasilicate is dissolved in the water of half, the sodium metasilicate aqueous solution is made；Ammonium acetate is dissolved in remaining half water again, ammonium acetate aqueous solution is made；The sodium metasilicate aqueous solution is heated to 60 90 DEG C, citric acid is added, 30 50min are stirred, 100 120 DEG C are warming up to again, are added after succinylated monoglyceride, 5 10min of stirring, ammonium acetate aqueous solution is added, continues to stir 1 1.5h, is down to room temperature and produces water process phosphate-free corrosion inhibition antisludging agent.The present invention is not phosphorous, to environment nontoxic pollution-free；Anticorrosion-antiscaling effect is excellent；Raw material sources enrich, and preparation technology is simple, and cost is low；Suitable for industrial circulating cooling water system.
Description
Technical field
The present invention relates to water treatment field, specifically a kind of water process phosphate-free corrosion inhibition antisludging agent and preparation method thereof.
Background technology
Industrial colling is during recycling, it may appear that different degrees of inorganic mineralization, and corrosion and bacterium algae are grown
The problems such as, cause heat transmission equipment efficiency to decline, block and the serious consequence such as corrosion failure, it is greatly hidden to be that industrial production is brought
Suffer from.Using appropriate corrosion inhibiting and descaling agent and supporting water treatment agent, the burn into knot of metal material in equipment and pipeline can be reduced
Dirt, bacterium algae grow caused adverse effect, the service life of extension device, the energy that corrosion is caused and resources loss reduction
To minimum degree.
Due to there is good chemical stability, high temperature resistant, have obvious threshold effect and good cooperative effect, have
Machine phosphine system water treatment agent is widely applied in recent years.But medicament is phosphorous to cause the eutrophication of water proximate, make
Into the excessive multiplication of bacterium algae, so as to cause pollution of waterhead.Therefore, the use of organic phosphine system water treatment agent will be limited progressively
System, develop the good novel corrosion-retarding antisludging agent of without phosphorus, biodegradability turns into the developing direction of water treatment agent instantly.
Therefore, industrial circle is in the urgent need to phosphate-free corrosion inhibition antisludging agent.Molybdate corrosion mitigating effect is good, poly-epoxy succinic acid
(PESA) there is good scale inhibition and dispersion performance, there is preferable synergistic function when generally being compounded with phosphonate.Chinese patent
200710052475th, 200810039161,200610127172 and 2009100205068 etc. disclose phosphate-free corrosion inhibition antisludging agent and match somebody with somebody
Side, wherein the poly-epoxy succinic acid comprising the molybdate for playing corrosion inhibition and main scale effect, but above-mentioned corrosion-mitigation scale-inhibition
In agent also comprising HPMA, acrylic copolymer, triethanolamine, benzotriazole (BTA) or tungstates, borate etc. its
His component, formula is complicated.And recirculated cooling water, still no efficient nothing are used as after secondary biochemical treatment for wastewater from chemical industry
Phosphorus corrosion-mitigation scale-inhibition agent prescription.
The content of the invention
It is an object of the invention to provide the water process phosphate-free corrosion inhibition antisludging agent that a kind of cost is low, scale inhibition effect is good and its
Preparation method, to solve the problems mentioned in the above background technology.
To achieve the above object, the present invention provides following technical scheme：
A kind of water process phosphate-free corrosion inhibition antisludging agent, is made up of the raw material below according to parts by weight：
30-50 parts of sodium metasilicate
15-35 parts of ammonium acetate
45-60 parts of succinylated monoglyceride
10-20 parts of citric acid
100-150 parts of water.
It is used as further scheme of the invention：The water process phosphate-free corrosion inhibition antisludging agent, by below according to parts by weight
Raw material is constituted：
35-45 parts of sodium metasilicate
20-30 parts of ammonium acetate
50-55 parts of succinylated monoglyceride
13-17 parts of citric acid
120-130 parts of water.
It is used as further scheme of the invention：The water process phosphate-free corrosion inhibition antisludging agent, by below according to parts by weight
Raw material is constituted：
40 parts of sodium metasilicate
25 parts of ammonium acetate
52 parts of succinylated monoglyceride
125 parts of water.
The preparation method of the water process phosphate-free corrosion inhibition antisludging agent, sodium metasilicate is dissolved in the water of half, is made
The sodium metasilicate aqueous solution；Ammonium acetate is dissolved in remaining half water again, ammonium acetate aqueous solution is made；By the sodium metasilicate aqueous solution
60-90 DEG C is heated to, citric acid is added, 30-50min is stirred, then is warming up to 100-120 DEG C, succinylated monoglyceride is added,
Stir after 5-10min, add ammonium acetate aqueous solution, continue to stir 1-1.5h, be down to room temperature and produce water process and hindered with no-phosphate corrosion
Dirty agent.
Compared with prior art, the beneficial effects of the invention are as follows：The present invention is not phosphorous, to environment nontoxic pollution-free；Inhibition
Scale inhibition effect is better than phosphorus system water treatment agent；Raw material sources enrich, and preparation technology is simple, and cost is low；The present invention is applied to be followed in industry
During ring cooling water system, under embodiment condition of water quality, when added amount of chemical is 70mg/L, corrosion of carbon steel rate is less than national regulations
0.075mm/a, scale inhibition performance reaches more than 99%.
Embodiment
Below in conjunction with 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 a part of embodiment of the invention, rather than whole embodiments.Based in the present invention
Embodiment, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made, all
Belong to the scope of protection of the invention.
The moisturizing water quality used in following set of embodiment is as shown in table 1.
The moisturizing water quality of each group embodiment of table 1
Embodiment 1
In the embodiment of the present invention, a kind of water process phosphate-free corrosion inhibition antisludging agent is made up of the raw material below according to parts by weight：
30 parts of sodium metasilicate
15 parts of ammonium acetate
45 parts of succinylated monoglyceride
10 parts of citric acid
100 parts of water.
The preparation method of the water process phosphate-free corrosion inhibition antisludging agent, sodium metasilicate is dissolved in the water of half, is made
The sodium metasilicate aqueous solution；Ammonium acetate is dissolved in remaining half water again, ammonium acetate aqueous solution is made；By the sodium metasilicate aqueous solution
60 DEG C are heated to, citric acid is added, 30min is stirred, then be warming up to 100 DEG C, addition succinylated monoglyceride, stirring 5min
Afterwards, ammonium acetate aqueous solution is added, continues to stir 1h, is down to room temperature and produces water process phosphate-free corrosion inhibition antisludging agent.
Moisturizing water quality：Nanjing power plant moisturizing, added amount of chemical is 70mg/L.
Scale inhibition is tested：Scale inhibition performance is determined with Bubbling method.Experiment water is added at medicament, 60 DEG C of test temperature after concentrating 1.5 times
Start experiment, quickening air blasts speed and is concentrated into 5 times and keeps 6h.Measuring scale inhibition performance is 99%.
Corrosion experiment：Rate of corrosion is determined with standard rotary hanging plate method.Add and opened at medicament, 50 DEG C of test temperature toward experiment water
Begin to test, be then concentrated into 5 times and keep 72h.Measuring obtains A3 carbon steel dosings rate of corrosion for 0.018mm/a.
Embodiment 2
In the embodiment of the present invention, a kind of water process phosphate-free corrosion inhibition antisludging agent is made up of the raw material below according to parts by weight：
50 parts of sodium metasilicate
35 parts of ammonium acetate
60 parts of succinylated monoglyceride
20 parts of citric acid
150 parts of water.
The preparation method of the water process phosphate-free corrosion inhibition antisludging agent, sodium metasilicate is dissolved in the water of half, is made
The sodium metasilicate aqueous solution；Ammonium acetate is dissolved in remaining half water again, ammonium acetate aqueous solution is made；By the sodium metasilicate aqueous solution
90 DEG C are heated to, citric acid is added, 50min is stirred, then be warming up to 120 DEG C, addition succinylated monoglyceride, stirring 10min
Afterwards, ammonium acetate aqueous solution is added, continues to stir 1.5h, is down to room temperature and produces water process phosphate-free corrosion inhibition antisludging agent.
Moisturizing water quality：Ma Hegang coke-oven plants moisturizing, added amount of chemical is 70mg/L.
Scale inhibition is tested：Scale inhibition performance is determined with Bubbling method.At 60 DEG C of test temperature, add medicament into experiment water and start reality
Test, quickening air blasts speed and is concentrated into 5 times and keeps 6h.Measuring scale inhibition performance is 99%.
Corrosion experiment：Rate of corrosion is determined with standard rotary hanging plate method.Add and opened at medicament, 50 DEG C of test temperature toward experiment water
Begin to test, be then concentrated into 5 times and keep 72h.Measuring obtains A3 carbon steel dosings rate of corrosion for 0.025mm/a.
Embodiment 3
In the embodiment of the present invention, a kind of water process phosphate-free corrosion inhibition antisludging agent is made up of the raw material below according to parts by weight：
35 parts of sodium metasilicate
20 parts of ammonium acetate
50 parts of succinylated monoglyceride
13 parts of citric acid
120 parts of water.
The preparation method of the water process phosphate-free corrosion inhibition antisludging agent, sodium metasilicate is dissolved in the water of half, is made
The sodium metasilicate aqueous solution；Ammonium acetate is dissolved in remaining half water again, ammonium acetate aqueous solution is made；By the sodium metasilicate aqueous solution
70 DEG C are heated to, citric acid is added, 35min is stirred, then be warming up to 105 DEG C, addition succinylated monoglyceride, stirring 6min
Afterwards, ammonium acetate aqueous solution is added, continues to stir 1.1h, is down to room temperature and produces water process phosphate-free corrosion inhibition antisludging agent.
Moisturizing water quality：The moisturizing of Ma Gang steel plant, added amount of chemical is 70mg/L.
Scale inhibition is tested：Scale inhibition performance is determined with Bubbling method.Experiment water is added at medicament, 60 DEG C of test temperature after concentrating 1.5 times
Start experiment, quickening air blasts speed and is concentrated into 5 times and keeps 6h.Measuring scale inhibition performance is 100%.
Corrosion experiment：Rate of corrosion is determined with standard rotary hanging plate method.Added into experiment water at medicament, 50 DEG C of test temperature
Start experiment, be then concentrated into 5 times and keep 72h.Measuring obtains A3 carbon steel dosings rate of corrosion for 0.021mm/a.
Embodiment 4
In the embodiment of the present invention, a kind of water process phosphate-free corrosion inhibition antisludging agent is made up of the raw material below according to parts by weight：
45 parts of sodium metasilicate
30 parts of ammonium acetate
55 parts of succinylated monoglyceride
17 parts of citric acid
130 parts of water.
The preparation method of the water process phosphate-free corrosion inhibition antisludging agent, sodium metasilicate is dissolved in the water of half, is made
The sodium metasilicate aqueous solution；Ammonium acetate is dissolved in remaining half water again, ammonium acetate aqueous solution is made；By the sodium metasilicate aqueous solution
80 DEG C are heated to, citric acid is added, 45min is stirred, then be warming up to 115 DEG C, addition succinylated monoglyceride, stirring 9min
Afterwards, ammonium acetate aqueous solution is added, continues to stir 1.4h, is down to room temperature and produces water process phosphate-free corrosion inhibition antisludging agent.
Moisturizing water quality：Jinan, Shandong Province running water, added amount of chemical is 70mg/L.
Scale inhibition is tested：Scale inhibition performance is determined with Bubbling method.Experiment water is added at medicament, 60 DEG C of test temperature after concentrating 1.5 times
Start experiment, quickening air blasts speed and is concentrated into 6 times and keeps 6h.Measuring scale inhibition performance is 100%.
Corrosion experiment：Rate of corrosion is determined with standard rotary hanging plate method.Added into experiment water at medicament, 50 DEG C of test temperature
Start experiment, be then concentrated into 6 times and keep 72h.Measuring obtains A3 carbon steel dosings rate of corrosion for 0.017mm/a.
Embodiment 5
In the embodiment of the present invention, a kind of water process phosphate-free corrosion inhibition antisludging agent is made up of the raw material below according to parts by weight：
40 parts of sodium metasilicate
25 parts of ammonium acetate
52 parts of succinylated monoglyceride
125 parts of water.
The preparation method of the water process phosphate-free corrosion inhibition antisludging agent, sodium metasilicate is dissolved in the water of half, is made
The sodium metasilicate aqueous solution；Ammonium acetate is dissolved in remaining half water again, ammonium acetate aqueous solution is made；By the sodium metasilicate aqueous solution
75 DEG C are heated to, citric acid is added, 40min is stirred, then be warming up to 110 DEG C, addition succinylated monoglyceride, stirring 7min
Afterwards, ammonium acetate aqueous solution is added, continues to stir 1.2h, is down to room temperature and produces water process phosphate-free corrosion inhibition antisludging agent.
Moisturizing water quality：The moisturizing of Ji Gang steel plant, added amount of chemical is 70mg/L.
Scale inhibition is tested：Scale inhibition performance is determined with Bubbling method.Experiment water is added at medicament, 60 DEG C of test temperature after concentrating 1.5 times
Start experiment, quickening air blasts speed and is concentrated into 5 times and keeps 6h.Measuring scale inhibition performance is 100%.
Corrosion experiment：Rate of corrosion is determined with standard rotary hanging plate method.Added into experiment water at medicament, 50 DEG C of test temperature
Start experiment, be then concentrated into 5 times and keep 72h.Measuring obtains A3 carbon steel dosings rate of corrosion for 0.015mm/a.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention is by appended power
Profit is required rather than described above is limited, it is intended that all in the implication and scope of the equivalency of claim by falling
Change is included in the present invention.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that for clarity, those skilled in the art should
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It may be appreciated other embodiment.
Claims (3)
1. a kind of water process phosphate-free corrosion inhibition antisludging agent, it is characterised in that be made up of the raw material below according to parts by weight：
30-50 parts of sodium metasilicate
15-35 parts of ammonium acetate
45-60 parts of succinylated monoglyceride
10-20 parts of citric acid
100-150 parts of water.
2. water process phosphate-free corrosion inhibition antisludging agent according to claim 1, it is characterised in that by below according to parts by weight
Raw material is constituted：
35-45 parts of sodium metasilicate
20-30 parts of ammonium acetate
50-55 parts of succinylated monoglyceride
13-17 parts of citric acid
120-130 parts of water.
3. a kind of preparation method of water process phosphate-free corrosion inhibition antisludging agent as described in claim 1-2 is any, it is characterised in that
Sodium metasilicate is dissolved in the water of half, the sodium metasilicate aqueous solution is made；Ammonium acetate is dissolved in remaining half water again, made
Obtain ammonium acetate aqueous solution；The sodium metasilicate aqueous solution is heated to 60-90 DEG C, citric acid is added, 30-50min is stirred, then heat up
To 100-120 DEG C, add after succinylated monoglyceride, stirring 5-10min, add ammonium acetate aqueous solution, continue to stir 1-1.5h,
It is down to room temperature and produces water process phosphate-free corrosion inhibition antisludging agent.
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| CN201710594404.1A CN107162228A (en) | 2015-08-02 | 2015-08-02 | A kind of water process phosphate-free corrosion inhibition antisludging agent and preparation method thereof |
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| CN107162228A (en) | 2017-09-15 |
| CN105060511A (en) | 2015-11-18 |
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