CN106830375A - A kind of hot-water boiler antisludging agent and its application method - Google Patents
A kind of hot-water boiler antisludging agent and its application method Download PDFInfo
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- CN106830375A CN106830375A CN201710059563.1A CN201710059563A CN106830375A CN 106830375 A CN106830375 A CN 106830375A CN 201710059563 A CN201710059563 A CN 201710059563A CN 106830375 A CN106830375 A CN 106830375A
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- water
- boiler
- hot
- antisludging agent
- ether
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 56
- 239000003795 chemical substances by application Substances 0.000 title claims abstract description 27
- 238000000034 method Methods 0.000 title claims description 17
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims abstract description 36
- DNIAPMSPPWPWGF-GSVOUGTGSA-N (R)-(-)-Propylene glycol Chemical compound C[C@@H](O)CO DNIAPMSPPWPWGF-GSVOUGTGSA-N 0.000 claims abstract description 18
- 235000018553 tannin Nutrition 0.000 claims abstract description 17
- 229920001864 tannin Polymers 0.000 claims abstract description 17
- 239000001648 tannin Substances 0.000 claims abstract description 17
- 230000033228 biological regulation Effects 0.000 claims description 2
- 239000002893 slag Substances 0.000 abstract description 4
- BHPQYMZQTOCNFJ-UHFFFAOYSA-N Calcium cation Chemical compound [Ca+2] BHPQYMZQTOCNFJ-UHFFFAOYSA-N 0.000 abstract description 2
- JLVVSXFLKOJNIY-UHFFFAOYSA-N Magnesium ion Chemical compound [Mg+2] JLVVSXFLKOJNIY-UHFFFAOYSA-N 0.000 abstract description 2
- 229910001424 calcium ion Inorganic materials 0.000 abstract description 2
- 239000013022 formulation composition Substances 0.000 abstract description 2
- 150000002500 ions Chemical class 0.000 abstract description 2
- 229910001425 magnesium ion Inorganic materials 0.000 abstract description 2
- 238000001556 precipitation Methods 0.000 abstract description 2
- 239000002994 raw material Substances 0.000 abstract description 2
- 230000005764 inhibitory process Effects 0.000 description 17
- KCXVZYZYPLLWCC-UHFFFAOYSA-N EDTA Chemical compound OC(=O)CN(CC(O)=O)CCN(CC(O)=O)CC(O)=O KCXVZYZYPLLWCC-UHFFFAOYSA-N 0.000 description 14
- 229960001484 edetic acid Drugs 0.000 description 14
- 238000003926 complexometric titration Methods 0.000 description 8
- 239000000706 filtrate Substances 0.000 description 8
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 6
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- 239000003112 inhibitor Substances 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 230000007797 corrosion Effects 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 2
- PIICEJLVQHRZGT-UHFFFAOYSA-N Ethylenediamine Chemical compound NCCN PIICEJLVQHRZGT-UHFFFAOYSA-N 0.000 description 2
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 2
- TWRXJAOTZQYOKJ-UHFFFAOYSA-L Magnesium chloride Chemical compound [Mg+2].[Cl-].[Cl-] TWRXJAOTZQYOKJ-UHFFFAOYSA-L 0.000 description 2
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
- 239000011575 calcium Substances 0.000 description 2
- 229910052791 calcium Inorganic materials 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 230000000116 mitigating effect Effects 0.000 description 2
- 239000011734 sodium Substances 0.000 description 2
- 229910052708 sodium Inorganic materials 0.000 description 2
- VPTUPAVOBUEXMZ-UHFFFAOYSA-N (1-hydroxy-2-phosphonoethyl)phosphonic acid Chemical compound OP(=O)(O)C(O)CP(O)(O)=O VPTUPAVOBUEXMZ-UHFFFAOYSA-N 0.000 description 1
- VHSHLMUCYSAUQU-UHFFFAOYSA-N 2-hydroxypropyl methacrylate Chemical compound CC(O)COC(=O)C(C)=C VHSHLMUCYSAUQU-UHFFFAOYSA-N 0.000 description 1
- OGSPWJRAVKPPFI-UHFFFAOYSA-N Alendronic Acid Chemical compound NCCCC(O)(P(O)(O)=O)P(O)(O)=O OGSPWJRAVKPPFI-UHFFFAOYSA-N 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-M Bicarbonate Chemical compound OC([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-M 0.000 description 1
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 239000003109 Disodium ethylene diamine tetraacetate Substances 0.000 description 1
- ZGTMUACCHSMWAC-UHFFFAOYSA-L EDTA disodium salt (anhydrous) Chemical compound [Na+].[Na+].OC(=O)CN(CC([O-])=O)CCN(CC(O)=O)CC([O-])=O ZGTMUACCHSMWAC-UHFFFAOYSA-L 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 229940062527 alendronate Drugs 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- QRUDEWIWKLJBPS-UHFFFAOYSA-N benzotriazole Chemical compound C1=CC=C2N[N][N]C2=C1 QRUDEWIWKLJBPS-UHFFFAOYSA-N 0.000 description 1
- 239000001110 calcium chloride Substances 0.000 description 1
- 229910001628 calcium chloride Inorganic materials 0.000 description 1
- 150000007942 carboxylates Chemical class 0.000 description 1
- -1 cation salt Chemical class 0.000 description 1
- 239000013522 chelant Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000000536 complexating effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 239000008367 deionised water Substances 0.000 description 1
- 229910021641 deionized water Inorganic materials 0.000 description 1
- 235000019301 disodium ethylene diamine tetraacetate Nutrition 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229910001629 magnesium chloride Inorganic materials 0.000 description 1
- 159000000003 magnesium salts Chemical class 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229910000403 monosodium phosphate Inorganic materials 0.000 description 1
- 235000019799 monosodium phosphate Nutrition 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 1
- UEZVMMHDMIWARA-UHFFFAOYSA-M phosphonate Chemical compound [O-]P(=O)=O UEZVMMHDMIWARA-UHFFFAOYSA-M 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011295 pitch Substances 0.000 description 1
- 229920001495 poly(sodium acrylate) polymer Polymers 0.000 description 1
- 125000003367 polycyclic group Chemical group 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000002455 scale inhibitor Substances 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- AJPJDKMHJJGVTQ-UHFFFAOYSA-M sodium dihydrogen phosphate Chemical compound [Na+].OP(O)([O-])=O AJPJDKMHJJGVTQ-UHFFFAOYSA-M 0.000 description 1
- 239000001488 sodium phosphate Substances 0.000 description 1
- 229910000162 sodium phosphate Inorganic materials 0.000 description 1
- NNMHYFLPFNGQFZ-UHFFFAOYSA-M sodium polyacrylate Chemical compound [Na+].[O-]C(=O)C=C NNMHYFLPFNGQFZ-UHFFFAOYSA-M 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000010025 steaming Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- KDYFGRWQOYBRFD-UHFFFAOYSA-N succinic acid Chemical compound OC(=O)CCC(O)=O KDYFGRWQOYBRFD-UHFFFAOYSA-N 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000004506 ultrasonic cleaning Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
- NWONKYPBYAMBJT-UHFFFAOYSA-L zinc sulfate Chemical compound [Zn+2].[O-]S([O-])(=O)=O NWONKYPBYAMBJT-UHFFFAOYSA-L 0.000 description 1
- 229960001763 zinc sulfate Drugs 0.000 description 1
- 229910000368 zinc sulfate Inorganic materials 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
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/05—Conductivity or salinity
- C02F2209/055—Hardness
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/07—Alkalinity
Abstract
The invention discloses a kind of hot-water boiler antisludging agent, it is made up of the component of following parts by weight：0.023~0.090 part of 0.200~0.820 part of aliphatic alcohol polyethenoxy (15) ether and tannin extract.Antisludging agent of the present invention uses pure organic component, is complexed by with calcium ion and magnesium ion etc., prevents these ions from forming slightly solubility precipitation generation incrustation scale, does not produce grain slag, easy to use；Inventive formulation composition is simple, and raw materials used low cost is conducive to the industrially scalable application in future.
Description
Technical field
The present invention relates to boiler water-treatment technology field, it particularly relates to a kind of hot-water boiler antisludging agent and its use
Method.
Background technology
With continuing to develop and progressive for society, the continuous improvement of commercial production scale and people's living standard is Chinese
Boiler for producing is more and more with use.Boiler water quality treatment is to ensure boiler plant safety, an important process of economical operation
Content.The purpose of boiler water process is to prevent gyp, corrosion, it is ensured that boiler working condition and quality is good.Do well at boiler water
Reason to ensure safe and economical boiler run, economize on resources, environmental protection it is all significant.The water temperature of hot-water boiler is higher, pot
The easy fouling of stove water, influences heat transfer efficiency and the safe operation of boiler, therefore, the research of hot-water boiler mitigation and antiscaling technology is with more important
Practical significance.
Conventional hot-water boiler mitigation and antiscaling technology is to add medicament in the water in boiler at present, that is, add antisludging agent.Scale inhibition
The inhibitor mechanism of agent is that chemically or physically chemical action occurs with the scale forming matter such as the calcium in boiler water, magnesium salts, and generation is loose
Grain slag, reached by boiler blow-off prevent or mitigate gyp and corrosion purpose.Also life can be made by processes such as complexings
Reaction into scale forming matter is difficult to carry out, and reaches the purpose of the generation for slowing down foulant.General antisludging agent is divided into inorganic inhibitors
With the class of organic inhibitor agent two.Inorganic inhibitors are mainly including NaOH, sodium carbonate and phosphate etc.；Organic inhibitor agent is mainly wrapped
Include sodium humate, organic phosphonate, organic carboxylate and some natural organic matters for containing tannin etc..The scale inhibition of these antisludging agents
Mechanism is different, scale-inhibiting properties are also different.In addition, phosphorus-containing compound has harm to environment, to avoid making as far as possible in actual production
Use these antisludging agents.
In the prior art, number of patent application 201110131224.2 discloses a kind of boiler scale inhibitor, the boiler scale-inhibition
Agent is made up of HPMA, sodium dihydrogen phosphate, sodium polyacrylate, zinc sulfate, BTA and water.The pot of the invention
Stove antisludging agent, can act at normal temperatures, and can be used under wider pH value.
And for example number of patent application 201610893177.8 is related to a kind of boiler recirculated water antisludging agent, belongs to boiler water process
Technical field, the preferred technical scheme of the invention is：A kind of boiler recirculated water antisludging agent, it is characterised in that contain ethylenediamine
Tetramethylene pitches Alendronate 6-8%, hydroxy ethylene diphosphonic acid 4-7%, disodium ethylene diamine tetraacetate 17-19%, polycyclic oxygen amber
Amber acid 6-8.2%, balance of deionized water is adjusted to pH value 7.6-8.5 with sodium hydroxide solution.
The hot-water boiler antisludging agent that above-mentioned patent application is used is unfavorable for environmental protection based on acidic materials composition.
And for example number of patent application 201510967926.2 discloses a kind of descaling method of steam boiler, the steam boiler
Interior setting ultrasonic generator, the descaling method of the steam boiler is comprised the following steps：A, injection scale remover；B, unlatching are described super
Acoustic generator；C, by the steam copper furnace gas discharge；Liquid in D, discharge steam boiler.Steam boiler of the invention
Descaling method, by using ultrasonic cleaning method, can quick, comprehensive and effectively remove obstinate incrustation scale, and scale remover
Can be environmentally friendly domestic type formula, using safely, be readily available, corrosivity it is small, and scale removal, scale inhibition can be played and prevent from steaming
At least triple function such as boiler furnace corrosion.The descaling method that the patent application is related to needs to be equipped with special ultrasonic generator.
The content of the invention
It is an object of the invention to propose a kind of hot-water boiler antisludging agent and its application method, can be in not welding
Under the premise of, reach scale inhibition performance higher.
For achieving the above object, the technical proposal of the invention is realized in this way：
A kind of hot-water boiler antisludging agent, is made up of the component of following parts by weight：
0.023~0.090 part of 0.200~0.820 part of aliphatic alcohol polyethenoxy (15) ether and tannin extract.
Further, aliphatic alcohol polyethenoxy (15) ether is 0.820 part, and the tannin extract is 0.046 part.
A kind of application method of hot-water boiler antisludging agent as described above, to adding the scale inhibition in the hot-water boiler
Agent, and make aliphatic alcohol polyethenoxy (15) ether, tannin extract and water ratio of weight and number be 0.200~0.820：0.023~0.090：
1000。
Further, the ratio of weight and number of aliphatic alcohol polyethenoxy (15) ether, tannin extract and water is 0.820:0.046:
1000。
Further, the pH value of hot water is 7-8 in regulation boiler.
Principle of the invention：
Organic matter in aliphatic alcohol polyethenoxy (15) ether and tannin extract dissolves with the metal cation salt generation in boiler reclaimed water
Property chelate, from without generation the insoluble grain slag of solid.
Beneficial effects of the present invention：
1st, using pure organic component, it is complexed by with calcium ion and magnesium ion etc., prevents these ions from forming indissoluble
Property precipitation generation incrustation scale, grain slag is not produced, it is easy to use；
2nd, inventive formulation composition is simple, and raw materials used low cost is conducive to the industrially scalable application in future.
Specific embodiment
Technical scheme is clearly and completely described below.
Boiler water sample is prepared first：The bicarbonate of the calcium chloride of 1.552g, the magnesium chloride of 1.336g and 2.016g is taken respectively
Sodium is dissolved in 8L water, is stirred and is divided into 8 equal portions and be put into the conical flask of 5L, and 8 conical flask orders are entered into line label,
Label is specially 1,2,3,4,5,6,7 and 8.Corresponding water sample total hardness is 7mmol/L, and calcium hardness is 3.5mmol/L, and basicity is
3mmol/L。
Embodiment 1
The tannin extract of aliphatic alcohol polyethenoxy (15) ether and 0.023g that take 0.820g is added in No. 1 conical flask, 80 degree,
PH value be 7 constant temperature water bath in keep 8 hours.After being cooled to room temperature, 5L volumetric flask constant volumes are used, filtered, take out filtrate
50mL, with the total hardness in ethylenediamine tetra-acetic acid (EDTA) complexometric titration water, calculates scale inhibition performance, and the result that will be calculated
Record is in table 1.
Embodiment 2
The tannin extract of aliphatic alcohol polyethenoxy (15) ether and 0.046g that take 0.820g is added in No. 2 conical flasks, 80 degree,
PH value be 7 constant temperature water bath in keep 8 hours.After being cooled to room temperature, 5L volumetric flask constant volumes are used, filtered, take out filtrate
50mL, with the total hardness in ethylenediamine tetra-acetic acid (EDTA) complexometric titration water, calculates scale inhibition performance, and the result that will be calculated
Record is in table 1.
Embodiment 3
The tannin extract of aliphatic alcohol polyethenoxy (15) ether and 0.090g that take 0.820g is added in No. 3 conical flasks, 80 degree,
PH value be 7 constant temperature water bath in keep 8 hours.After being cooled to room temperature, 5mL volumetric flask constant volumes are used, filtered, take out filtrate
50mL, with the total hardness in ethylenediamine tetra-acetic acid (EDTA) complexometric titration water, calculates scale inhibition performance, and the result that will be calculated
Record is in table 1.
Embodiment 4
The tannin extract of aliphatic alcohol polyethenoxy (15) ether and 0.046g that take 0.820g is added in No. 4 conical flasks, 80 degree,
PH value be 8 constant temperature water bath in keep 8 hours.After being cooled to room temperature, 5L volumetric flask constant volumes are used, filtered, take out filtrate
50mL, with the total hardness in ethylenediamine tetra-acetic acid (EDTA) complexometric titration water, calculates scale inhibition performance, and the result that will be calculated
Record is in table 1.
Embodiment 5
The tannin extract of aliphatic alcohol polyethenoxy (15) ether and 0.046g that take 0.410g is added in No. 5 conical flasks, 80 degree,
PH value be 7 constant temperature water bath in keep 8 hours.After being cooled to room temperature, 5L volumetric flask constant volumes are used, filtered, take out filtrate
50mL, with the total hardness in ethylenediamine tetra-acetic acid (EDTA) complexometric titration water, calculates scale inhibition performance, and the result that will be calculated
Record is in table 1.
Embodiment 6
The tannin extract of aliphatic alcohol polyethenoxy (15) ether and 0.046g that take 0.200g is added in No. 6 conical flasks, 80 degree,
PH value be 7 constant temperature water bath in keep 8 hours.After being cooled to room temperature, 5L volumetric flask constant volumes are used, filtered, take out filtrate
50mL, with the total hardness in ethylenediamine tetra-acetic acid (EDTA) complexometric titration water, calculates scale inhibition performance, and the result that will be calculated
Record is in table 1.
Reference example 1
Aliphatic alcohol polyethenoxy (15) ether for taking 0.820g is added in No. 7 conical flasks, in the perseverance that 80 degree, pH value are 7
Kept for 8 hours in warm water bath.After being cooled to room temperature, 5L volumetric flask constant volumes are used, filtered, take out filtrate 50mL, use ethylenediamine tetraacetic
Total hardness in acetic acid (EDTA) complexometric titration water, the scale inhibition performance 65.4% for calculating.
Reference example 2
Aliphatic alcohol polyethenoxy (15) ether for taking 0.046g is added in No. 8 conical flasks, in the perseverance that 80 degree, pH value are 7
Kept for 8 hours in warm water bath.After being cooled to room temperature, 5L volumetric flask constant volumes are used, filtered, take out filtrate 50mL, use ethylenediamine tetraacetic
Total hardness in acetic acid (EDTA) complexometric titration water, the scale inhibition performance 25.5% for calculating.
The test result of embodiment 1 to the scale inhibition performance of embodiment 6 is as shown in table 1：
Table 1
From above example scale inhibition result, antisludging agent of the invention has good scale inhibition effect, maximum scale inhibition performance
More than 80% is reached, is a kind of simple, efficient, the environmentally friendly hot-water boiler antisludging agent of component.
Presently preferred embodiments of the present invention is the foregoing is only, is not intended to limit the invention, it is all in essence of the invention
Within god and principle, any modification, equivalent substitution and improvements made etc. should be included within the scope of the present invention.
Claims (5)
1. a kind of hot-water boiler antisludging agent, it is characterised in that be made up of the component of following parts by weight：
0.023~0.090 part of 0.200~0.820 part of aliphatic alcohol polyethenoxy (15) ether and tannin extract.
2. hot-water boiler antisludging agent according to claim 1, it is characterised in that aliphatic alcohol polyethenoxy (15) ether is
0.820 part, the tannin extract is 0.046 part.
3. a kind of application method of hot-water boiler antisludging agent as claimed in claim 1, it is characterised in that to the hot-water boiler
It is interior to add the antisludging agent, and make the ratio of weight and number of aliphatic alcohol polyethenoxy (15) ether, tannin extract and water be 0.200~0.820：
0.023~0.090：1000.
4. method according to claim 3, it is characterised in that aliphatic alcohol polyethenoxy (15) ether, tannin extract and water
Ratio of weight and number is 0.820:0.046:1000.
5. the method according to claim 3 or 4, it is characterised in that the pH value of hot water is 7-8 in regulation boiler.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710059563.1A CN106830375B (en) | 2017-01-24 | 2017-01-24 | Scale inhibitor for hot water boiler and application method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710059563.1A CN106830375B (en) | 2017-01-24 | 2017-01-24 | Scale inhibitor for hot water boiler and application method thereof |
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| Publication Number | Publication Date |
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| CN106830375A true CN106830375A (en) | 2017-06-13 |
| CN106830375B CN106830375B (en) | 2020-06-30 |
Family
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110872152A (en) * | 2019-11-29 | 2020-03-10 | 武汉钢铁有限公司 | Composite scale inhibitor for blast furnace gas washing water and preparation and use methods thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110872152A (en) * | 2019-11-29 | 2020-03-10 | 武汉钢铁有限公司 | Composite scale inhibitor for blast furnace gas washing water and preparation and use methods thereof |
| CN110872152B (en) * | 2019-11-29 | 2022-04-29 | 武汉钢铁有限公司 | Composite scale inhibitor for blast furnace gas washing water and preparation and use methods thereof |
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| CN106830375B (en) | 2020-06-30 |
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