CN102583788B - Silicon phosphate alkali preparation anticorrosive antiscale agent - Google Patents
Silicon phosphate alkali preparation anticorrosive antiscale agent Download PDFInfo
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- CN102583788B CN102583788B CN201210025877.7A CN201210025877A CN102583788B CN 102583788 B CN102583788 B CN 102583788B CN 201210025877 A CN201210025877 A CN 201210025877A CN 102583788 B CN102583788 B CN 102583788B
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- low temperature
- high temperature
- anticorrosive
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- antiscale
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- 239000003795 chemical substances by application Substances 0.000 title claims abstract description 25
- 238000002360 preparation method Methods 0.000 title claims abstract description 23
- 239000003513 alkali Substances 0.000 title claims abstract description 20
- XLUBVTJUEUUZMR-UHFFFAOYSA-B silicon(4+);tetraphosphate Chemical compound [Si+4].[Si+4].[Si+4].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O XLUBVTJUEUUZMR-UHFFFAOYSA-B 0.000 title claims abstract description 18
- 238000002156 mixing Methods 0.000 claims abstract description 38
- 238000002844 melting Methods 0.000 claims abstract description 32
- 230000008018 melting Effects 0.000 claims abstract description 32
- 150000001875 compounds Chemical class 0.000 claims abstract description 25
- 238000006116 polymerization reaction Methods 0.000 claims abstract description 25
- 229920000642 polymer Polymers 0.000 claims abstract description 24
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 16
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims abstract description 14
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims abstract description 14
- RYFMWSXOAZQYPI-UHFFFAOYSA-K trisodium phosphate Chemical compound [Na+].[Na+].[Na+].[O-]P([O-])([O-])=O RYFMWSXOAZQYPI-UHFFFAOYSA-K 0.000 claims abstract description 13
- WCUXLLCKKVVCTQ-UHFFFAOYSA-M Potassium chloride Chemical compound [Cl-].[K+] WCUXLLCKKVVCTQ-UHFFFAOYSA-M 0.000 claims abstract description 11
- 239000000377 silicon dioxide Substances 0.000 claims abstract description 9
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 claims abstract description 8
- MOMKYJPSVWEWPM-UHFFFAOYSA-N 4-(chloromethyl)-2-(4-methylphenyl)-1,3-thiazole Chemical compound C1=CC(C)=CC=C1C1=NC(CCl)=CS1 MOMKYJPSVWEWPM-UHFFFAOYSA-N 0.000 claims abstract description 7
- 229910021538 borax Inorganic materials 0.000 claims abstract description 7
- 229910000029 sodium carbonate Inorganic materials 0.000 claims abstract description 7
- 235000019983 sodium metaphosphate Nutrition 0.000 claims abstract description 7
- 239000001488 sodium phosphate Substances 0.000 claims abstract description 7
- 235000019830 sodium polyphosphate Nutrition 0.000 claims abstract description 7
- 239000004328 sodium tetraborate Substances 0.000 claims abstract description 7
- 235000010339 sodium tetraborate Nutrition 0.000 claims abstract description 7
- BDHFUVZGWQCTTF-UHFFFAOYSA-M sulfonate Chemical compound [O-]S(=O)=O BDHFUVZGWQCTTF-UHFFFAOYSA-M 0.000 claims abstract description 7
- 229910000406 trisodium phosphate Inorganic materials 0.000 claims abstract description 7
- 235000019801 trisodium phosphate Nutrition 0.000 claims abstract description 7
- 239000011787 zinc oxide Substances 0.000 claims abstract description 7
- 238000006073 displacement reaction Methods 0.000 claims abstract description 3
- 239000002994 raw material Substances 0.000 claims description 20
- 239000002131 composite material Substances 0.000 claims description 17
- 239000007788 liquid Substances 0.000 claims description 13
- 239000003921 oil Substances 0.000 claims description 12
- 238000003756 stirring Methods 0.000 claims description 11
- 239000000203 mixture Substances 0.000 claims description 6
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims description 6
- 235000015320 potassium carbonate Nutrition 0.000 claims description 6
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 5
- 238000010790 dilution Methods 0.000 claims description 5
- 239000012895 dilution Substances 0.000 claims description 5
- 235000013312 flour Nutrition 0.000 claims description 5
- 230000009969 flowable effect Effects 0.000 claims description 5
- 230000007062 hydrolysis Effects 0.000 claims description 5
- 238000006460 hydrolysis reaction Methods 0.000 claims description 5
- 239000010703 silicon Substances 0.000 claims description 5
- 229910052710 silicon Inorganic materials 0.000 claims description 5
- 239000004575 stone Substances 0.000 claims description 5
- 238000011084 recovery Methods 0.000 claims description 4
- 239000013543 active substance Substances 0.000 claims description 3
- 239000002585 base Substances 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 239000002245 particle Substances 0.000 claims description 2
- 238000007790 scraping Methods 0.000 claims description 2
- 229910004298 SiO 2 Inorganic materials 0.000 claims 1
- 235000014692 zinc oxide Nutrition 0.000 claims 1
- 238000005260 corrosion Methods 0.000 abstract description 15
- 230000007797 corrosion Effects 0.000 abstract description 4
- 239000001103 potassium chloride Substances 0.000 abstract description 4
- 235000011164 potassium chloride Nutrition 0.000 abstract description 4
- 239000003129 oil well Substances 0.000 abstract description 2
- 239000000843 powder Substances 0.000 abstract 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 abstract 1
- 231100000252 nontoxic Toxicity 0.000 abstract 1
- 230000003000 nontoxic effect Effects 0.000 abstract 1
- 230000009965 odorless effect Effects 0.000 abstract 1
- 229910000027 potassium carbonate Inorganic materials 0.000 abstract 1
- FQENQNTWSFEDLI-UHFFFAOYSA-J sodium diphosphate Chemical compound [Na+].[Na+].[Na+].[Na+].[O-]P([O-])(=O)OP([O-])([O-])=O FQENQNTWSFEDLI-UHFFFAOYSA-J 0.000 abstract 1
- 229940048086 sodium pyrophosphate Drugs 0.000 abstract 1
- 235000019818 tetrasodium diphosphate Nutrition 0.000 abstract 1
- 239000001577 tetrasodium phosphonato phosphate Substances 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 description 16
- 230000000694 effects Effects 0.000 description 5
- 230000005764 inhibitory process Effects 0.000 description 5
- 239000011449 brick Substances 0.000 description 4
- 238000013019 agitation Methods 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000007704 transition Effects 0.000 description 3
- 238000005303 weighing Methods 0.000 description 3
- 239000010779 crude oil Substances 0.000 description 2
- 238000005115 demineralization Methods 0.000 description 2
- 230000002328 demineralizing effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000009970 fire resistant effect Effects 0.000 description 2
- 238000005304 joining Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229910001120 nichrome Inorganic materials 0.000 description 2
- 238000005554 pickling Methods 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 230000009967 tasteless effect Effects 0.000 description 2
- 230000008719 thickening Effects 0.000 description 2
- 208000006558 Dental Calculus Diseases 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000002421 anti-septic effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000004204 blood vessel Anatomy 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 235000013365 dairy product Nutrition 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000013038 hand mixing Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
- 230000003245 working effect Effects 0.000 description 1
Landscapes
- Preventing Corrosion Or Incrustation Of Metals (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention relates to a silicon phosphate alkali preparation anticorrosive antiscale agent, which is formed by a high-temperature polymer and a low-temperature compound, wherein by weight, the high-temperature polymer accounts for 40% of the anticorrosive antiscale agent, and the low-temperature compound accounts for 60% of the anticorrosive antiscale agent. The high-temperature polymer is formed by high-temperature polymerization of 10-12% of potassium chloride, 8-10% of trisodium phosphate, 35-40% of silica powder with the content of high-purity SIO2 being 99.9%, 6-8% of zinc oxide, 0.1-0.5% of borax, 20-25% of potassium carbonate and 10-15% of sodium pyrophosphate by weight in a high-temperature melting tank. The low-temperature compound is formed by enabling 14-16% of silica powder, 19-21% of sulfonate, 24-26% of sodium metaphosphate, 8-12% of alumina, 9-11% of sodium carbonate and 16-26% of sodium polyphosphate by weight to be evenly agitated through an agitator, then added into a low-temperature matching mixing tank, mixed with water in the low-temperature matching mixing tank at 70-80 DEG C and continuously agitated. The silicon phosphate alkali preparation anticorrosive antiscale agent product is good in anticorrosive performance, high in antiscale rate, long in anticorrosive antiscale cycle, non-toxic and odorless and free of corrosion, and can serve as an adjusting agent and oil-displacement agent for oil-field oil wells.
Description
One, technical field:
What the present invention relates to is the anti-corrosion anti-scale agent of using in the anti-corrosion anti-scale field of heating boiler and transition pipeline heat tracing pipe, and what be specifically related to is a kind of silicon phosphate alkali preparation anticorrosive antiscale agent.
Two, background technology:
China's oil production zone all concentrates on north of China, winter climate cold, crude oil temperature will lose flowability lower than zero centigrade in retrogradation, lower than subzero 5 ℃ of degree, will be condensed into lump, so winter, crude oil was extracted into ground from underground, through pipe laying, be transported to transhipment station, joint station, it is that transition pipeline is heated that all transition pipeline all will have two or three heat tracing pipes, can say that heat tracing pipe is distributed in the district that produces oil as blood vessel, amount of assets is too large, replacement cost cannot bear, all cannot change decades, how to prevent the anti-corrosion anti-scale problem of these heat supply pipelines, improve heat energy efficiency, save energy consumption, be the difficult problem that field produces faces the work-ing life that extends these assets.
At present field produces heating boiler and domestic heating boiler main to add Industrial Salt and use water demineralization equipment, use Industrial Salt anti-corrosion anti-scale effect limited, use that water demineralization equipment investment cost is high, running cost and equipment maintenance cost is large, effect is also undesirable, during summer, also to carry out pickling descaling to boiler, heating pipeline corrosion and scaling is at a complete loss as to what to do
Three, summary of the invention:
An object of the present invention is to provide a kind of silicon phosphate alkali preparation anticorrosive antiscale agent, for solving the bad problem of existing anti-corrosion anti-scale method effect.
The technical solution adopted for the present invention to solve the technical problems is: this silicon phosphate alkali preparation anticorrosive antiscale agent consists of high temperature polymer and low temperature compound, and wherein by weight, high temperature polymer accounts for 40%, and low temperature compound accounts for 60%;
High temperature polymer is by the SIO of 10-12% Repone K by weight, 8-10% tertiary sodium phosphate, 35-40%
2content is 99.9% high purity silicon stone flour, 6-8% zinc oxide, 0.1-0.5% borax, 20-25% salt of wormwood, 10-15% trisodium phosphate, and in high temperature melting pond, high temperature polymerization generates;
Low temperature compound is by 14-16% ground silica, 19-21% sulfonate, 24-26% sodium-metaphosphate, 8-12% aluminum oxide, 9-11% sodium carbonate, 16-26% sodium polyphosphate by weight, after stirring with stirrer, add in low temperature proportioning mixing tank, in the low temperature proportioning mixing tank of 70-80 ℃, mix not stop stirring generating with water.
The preparation process of the silicon phosphate alkali preparation anticorrosive antiscale agent in such scheme:
One, take according to the above ratio high temperature polymerization raw material, after mixing and blending machine is fully mixed, in melting pool feed port is put into 1350-1400 ℃ of high temperature melting pond, carry out high temperature polymerization, the high temperature polymer after polymerization is the liquid body of the flowable white of a kind of thickness;
Two, after composite above-mentioned low temperature raw material is weighed in proportion, raw material stirring is added in low temperature proportioning mixing tank after evenly with stirrer, in the low temperature proportioning mixing tank of 70-80 ℃, mixes with water and do not stop stirring, generation low temperature compound;
Three, by the high temperature polymer after polymerization in high temperature melting pond, through high temperature melting pond, outlet is incorporated in low temperature proportioning mixing tank, the temperature being flowed out by the outlet of melting pool is the liquid high temperature polymer of the thickness of 900-1000 ℃, flow into rapidly in low temperature 70-80 ℃ of low temperature proportioning mixing tank water, moment produces the formation small-particle of scraping, the low temperature compound after composite with low temperature carries out low temperature polymerization;
Four, high temperature polymer and low temperature compound, through accelerating dilution hydrolysis alcoholization in low temperature proportioning mixing tank, finally form the liquid white products silicon phosphate alkali preparation anticorrosive antiscale agent of a kind of thickness.
Long 4.5 meters, wide 2.5 meters, high 1.5 meters of high temperature melting pond in such scheme, melting pool inner bag is built into refractory brick, and special-purpose fire-resistant brick thickening parcel for outer courage, reaches heat insulating effect, feed port and burning, heating air inlet port are left in melting pool one end, and the other end leaves discharge port; The tank body of low temperature proportioning mixing tank is circular hammer body, stirrer, tank body is installed around at the bottom of tank and tank interior installs heating component device additional.
After joining in tensio-active agent, silicon phosphate alkali preparation anticorrosive antiscale agent in such scheme forms oil recovery base, for the oil field displacement of reservoir oil.
Beneficial effect:
1, product antiseptic property of the present invention is good, antiscaling rate is high, the anti-corrosion anti-scale cycle is long, nonpoisonous and tasteless, corrosion-free, production environment and site of deployment are without any pollution, meet HSE petroleum industry and the requirement of civil boiler anti-corrosion anti-scale completely, stable performance, storage and convenient transportation, be applicable to the anti-corrosion anti-scale of all kinds of heating boilers and heating pipeline system.Can meet on-the-spot service requirements completely
2, in the present invention no matter production process or on-the-spot use without waste water, waste gas, useless dirt discharge, belong to environment better, environmental type product, be widely used in Industrial Boiler water treatment and adjust wound agent, oil-displacing agent to use as oilfield, applied range.
Four, embodiment:
The preparation facilities of silicon phosphate alkali preparation anticorrosive antiscale agent of the present invention comprises high temperature melting pond and low temperature proportioning mixing tank, long 4.5 meters, wide 2.5 meters, high 1.5 meters of high temperature melting pond, melting pool inner bag is built into refractory brick, special-purpose fire-resistant brick thickening parcel for outer courage, reach heat insulating effect, feed port and burning, heating air inlet port are left in melting pool one end, and the other end leaves discharge port; The tank body of low temperature proportioning mixing tank is circular hammer body, stirrer, tank body is installed around at the bottom of tank and tank interior installs heating component device additional, and tank interior heating component is nichrome wire, and tank body around heating component can be nichrome wire or electromagnetic heater.
Embodiment 1:
1, high temperature polymerization raw material and formula:
Potassium chloride 11kg, tertiary sodium phosphate 9kg, high purity silicon stone flour (SIO
2content is 99.9%) 37kg, zinc oxide 8kg, borax 0.5 kg, salt of wormwood 22 kg, trisodium phosphate 12.5kg pour in stirrer and mix after weighing, after being uniformly mixed, by feeder, through high temperature melting pond opening for feed, drop in melting pool, by 1350 ℃ of high temperature in high temperature melting pond, fully melt polymerization and evenly become the flowable liquid state without lump with certain viscosity, from high temperature melting pond discharge port, in guiding groove flow into low temperature proportioning mixing tank, carry out composite polymerization alcoholization with low temperature compound.
2, low temperature compound raw material and formula:
Get ground silica 15 kg, sulfonate 20 kg, sodium-metaphosphate 25 kg, aluminum oxide 10 kg, sodium carbonate 10 kg, sodium polyphosphate 20 kg, after above-mentioned raw materials is weighed, pour into and in low temperature proportioning mixing tank, carry out the composite mixing of low temperature, the composite temperature of low temperature is controlled at 70 ℃, by continuous stirring, the composite white liquid that becomes.
At this moment high temperature polymer flows in low temperature proportioning mixing tank, high temperature polymer and low temperature compound allocation proportion are by weight, high temperature polymer accounts for 40%, low temperature compound accounts for 60%, carry out sufficient agitation and dilution hydrolysis alcoholization, finally form the strong product of white thickness, purity 60% flows out and to be tested the dispatching from the factory such as packs in plastic tank into through the outlet of proportioning mixing tank.
The boiler anti-corrosion antiscale that above-described embodiment 1 carries out is maintained secrecy and is tested:
In December, 2010-2011 year April, north Asia, Daqing, Heilongjiang Province dairy industry company limited has selected the present invention for boiler anti-corrosion tartar preventing test, specifically practices step as follows:
1, get 50 kg product of the present invention and join the ready-made 3m of prior system
3in cylindrical can, in cylindrical can, add clear water, after hand mixing is even, product is fully dissolved in water, after dissolving, can't see product, surface sees just as clear water, with pump by squeezing in heating boiler to boiler water supply mouth, once, whole heating system reaches 3/1000ths ratios and both can in filling in two days.
2, stop in May, 2011, after heating, finding on inspection, boiler does not have the corrosion and scaling phenomenon in former years, do not need boiler acid pickling scale removal maintenance, winter in the coming year, boiler can continue to use, and had saved Maintenance of Boiler expense, improve heating system thermo-efficiency, not only energy-conservation but also environmental protection.
The paint erosion, antiscale of above-described embodiment 1 product detect:
Product inhibition antiscale detected result: water-soluble, corrosion inhibition rate >=80, antiscaling rate >=87 detected result about (inhibition antiscale Product Acceptance Review and result of use test rating and method), is carried out inhibition antiscale detection to above-mentioned two embodiment products according to the company standard < < Q/SYDQ0830-2002 > > of Daqing oil field company limited of PetroChina Company Ltd..
After joining in tensio-active agent, silicophosphate alkali preparation in above-described embodiment 1 forms oil recovery base, through Northeast Petroleum University's detected result: there is ultralow oil water interfacial tension 10
-4mN/m, strips down the irreducible oil that sticks to core surface.With Produced Liquid, rise to ground, improve oil well recovery ratio.
Embodiment 2:
1, high temperature polymerization raw material and formula:
Potassium chloride 10kg, tertiary sodium phosphate 8kg, high purity silicon stone flour (SIO
2content is 99.9%) 40kg, zinc oxide 6kg, borax 0.1 kg, salt of wormwood 24.9 kg, trisodium phosphate 11 kg pour in stirrer and mix after weighing, after being uniformly mixed, by feeder, through high temperature melting pond opening for feed, drop in melting pool, by 1400 ℃ of high temperature in high temperature melting pond, fully melt polymerization and evenly become the flowable liquid state without lump with certain viscosity, from high temperature melting pond discharge port, in guiding groove flow into low temperature proportioning mixing tank, carry out composite polymerization alcoholization with low temperature feedstock.
2, low temperature compound raw material and formula
Get ground silica 14 kg, sulfonate 19 kg, sodium-metaphosphate 24 kg, aluminum oxide 8 kg, sodium carbonate 9kg, sodium polyphosphate 26 kg, after above-mentioned raw materials is weighed, pour into and in low temperature proportioning mixing tank, carry out the composite mixing of low temperature, the composite temperature of low temperature is controlled at 80 ℃, by continuous stirring, the composite white liquid that becomes.
At this moment high temperature polymerization raw material flows in low temperature proportioning mixing tank, high temperature polymer and low temperature compound allocation proportion are by weight, high temperature polymer accounts for 40%, low temperature compound accounts for 60%, carry out sufficient agitation and dilution hydrolysis alcoholization, finally form white thick product, purity 60% flows out and to be tested the dispatching from the factory such as packs in plastic tank into through low temperature proportioning mixing tank outlet.
Embodiment 3:
1, high temperature polymerization raw material and formula:
Potassium chloride 12kg, tertiary sodium phosphate 10kg, high purity silicon stone flour (SIO
2content is 99.9%) 35kg, zinc oxide 8kg, borax 0.3 kg, salt of wormwood 20kg, trisodium phosphate 14.7 kg pour in stirrer and mix after weighing, after being uniformly mixed, by feeder, through high temperature melting pond opening for feed, drop in melting pool, by 1400 ℃ of high temperature in high temperature melting pond, fully melt polymerization and evenly become the flowable liquid state without lump with certain viscosity, from high temperature melting pond discharge port, in guiding groove flow into low temperature proportioning mixing tank, carry out composite polymerization alcoholization with low temperature feedstock.
2, low temperature compound raw material and formula
Get ground silica 16kg, sulfonate 21 kg, sodium-metaphosphate 25 kg, aluminum oxide 11 kg, sodium carbonate 11kg, sodium polyphosphate 16 kg, after above-mentioned raw materials is weighed, pour into and in low temperature proportioning mixing tank, carry out the composite mixing of low temperature, the composite temperature of low temperature is controlled at 80 ℃, by continuous stirring, the composite white liquid that becomes.
At this moment high temperature polymerization raw material flows in low temperature proportioning mixing tank, high temperature polymer and low temperature compound allocation proportion are by weight, high temperature polymer accounts for 40%, low temperature compound accounts for 60%, carry out sufficient agitation and dilution hydrolysis alcoholization, finally form white thick product, purity 60% flows out and to be tested the dispatching from the factory such as packs in plastic tank into through low temperature proportioning mixing tank outlet.
Silicophosphate alkali preparation of the present invention adds in heat circulating system in 3/1000ths ratios, can in hot water flow, through surface, form a kind of nano level colloidal film and play inhibition anti-scaling action, anti-corrosion anti-scale is effective, input cost is low, easy to use, this technology is that inorganic raw material is synthetic, nonpoisonous and tasteless through high temperature, environmental protection.
Claims (3)
1. a silicon phosphate alkali preparation anticorrosive antiscale agent, is characterized in that: this silicon phosphate alkali preparation anticorrosive antiscale agent consists of high temperature polymer and low temperature compound, and wherein by weight, high temperature polymer accounts for 40%, and low temperature compound accounts for 60%;
High temperature polymer is by the SiO of 10-12% Repone K by weight, 8-10% tertiary sodium phosphate, 35-40%
2content is 99.9% high purity silicon stone flour, 6-8% zinc oxide, 0.1-0.5% borax, 20-25% salt of wormwood, 10-15% trisodium phosphate, and in high temperature melting pond, high temperature polymerization generates;
Low temperature compound is by 14-16% ground silica, 19-21% sulfonate, 24-26% sodium-metaphosphate, 8-12% aluminum oxide, 9-11% sodium carbonate, 16-26% sodium polyphosphate by weight, after stirring with stirrer, add in low temperature proportioning mixing tank, in the low temperature proportioning mixing tank of 70-80 ℃, mix not stop stirring generating with water.
2. silicon phosphate alkali preparation anticorrosive antiscale agent according to claim 1, is characterized in that: the preparation process of described silicon phosphate alkali preparation anticorrosive antiscale agent:
One, take in proportion high temperature polymerization raw material, after mixing and blending machine is fully mixed, in putting into 1350-1400 ℃ of high temperature melting pond, melting pool feed port carries out high temperature polymerization, high temperature polymer after polymerization is the liquid body of the flowable white of a kind of thickness, and high temperature polymerization raw material is described Repone K, tertiary sodium phosphate, high purity SiO
2content is 99.9% ground silica, zinc oxide, borax, salt of wormwood, trisodium phosphate;
Two, after composite low temperature raw material is weighed in proportion, after raw material stirring is even with stirrer, add in low temperature proportioning mixing tank, in the low temperature proportioning mixing tank of 70-80 ℃, mix with water and do not stop stirring, generate low temperature compound, the composite raw material of low temperature is described ground silica, sulfonate, sodium-metaphosphate, aluminum oxide, sodium carbonate, sodium polyphosphate;
Three, by the high temperature polymer after polymerization in high temperature melting pond, through high temperature melting pond, outlet is incorporated in low temperature proportioning mixing tank, the temperature being flowed out by the outlet of melting pool is the liquid high temperature polymer of the thickness of 900-1000 ℃, flow into rapidly in 70-80 ℃ of low temperature proportioning mixing tank water, moment produces the formation small-particle of scraping, the low temperature compound after composite with low temperature carries out low temperature polymerization;
Four, high temperature polymer and low temperature compound, through accelerating dilution hydrolysis alcoholization in low temperature proportioning mixing tank, finally form the liquid white products silicon phosphate alkali preparation anticorrosive antiscale agent of a kind of thickness.
3. silicon phosphate alkali preparation anticorrosive antiscale agent according to claim 1 and 2, is characterized in that: described silicon phosphate alkali preparation anticorrosive antiscale agent joins in tensio-active agent and forms oil recovery base, for the oil field displacement of reservoir oil.
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| CN201210025877.7A CN102583788B (en) | 2012-02-07 | 2012-02-07 | Silicon phosphate alkali preparation anticorrosive antiscale agent |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1199428A (en) * | 1995-10-10 | 1998-11-18 | 考陶尔德航空股份有限公司 | Non-chromate corrosion inhibitors for aluminum alloys |
| CN101671031A (en) * | 2009-09-30 | 2010-03-17 | 大庆华营化工有限公司 | Preparation of inorganic silicophosphate oligomer and application thereof |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1199428A (en) * | 1995-10-10 | 1998-11-18 | 考陶尔德航空股份有限公司 | Non-chromate corrosion inhibitors for aluminum alloys |
| CN101671031A (en) * | 2009-09-30 | 2010-03-17 | 大庆华营化工有限公司 | Preparation of inorganic silicophosphate oligomer and application thereof |
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