CN102765818B - Circulating water system is from draining reuse anti-incrustation corrosion inhibitor - Google Patents
Circulating water system is from draining reuse anti-incrustation corrosion inhibitor Download PDFInfo
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- CN102765818B CN102765818B CN201210249646.4A CN201210249646A CN102765818B CN 102765818 B CN102765818 B CN 102765818B CN 201210249646 A CN201210249646 A CN 201210249646A CN 102765818 B CN102765818 B CN 102765818B
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 61
- 239000003112 inhibitor Substances 0.000 title claims abstract description 30
- 238000005260 corrosion Methods 0.000 title claims abstract description 23
- 230000007797 corrosion Effects 0.000 title claims abstract description 23
- XYFCBTPGUUZFHI-UHFFFAOYSA-N Phosphine Chemical compound P XYFCBTPGUUZFHI-UHFFFAOYSA-N 0.000 claims abstract description 20
- KAESVJOAVNADME-UHFFFAOYSA-N Pyrrole Chemical compound C=1C=CNC=1 KAESVJOAVNADME-UHFFFAOYSA-N 0.000 claims abstract description 16
- 239000002253 acid Substances 0.000 claims abstract description 13
- 239000011964 heteropoly acid Substances 0.000 claims abstract description 13
- 229910000073 phosphorus hydride Inorganic materials 0.000 claims abstract description 10
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 9
- 239000006185 dispersion Substances 0.000 claims abstract description 9
- 229920000592 inorganic polymer Polymers 0.000 claims abstract description 8
- 150000003839 salts Chemical class 0.000 claims abstract description 8
- 150000003751 zinc Chemical class 0.000 claims abstract description 8
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 11
- 239000000203 mixture Substances 0.000 claims description 11
- 239000011701 zinc Substances 0.000 claims description 11
- 229910052725 zinc Inorganic materials 0.000 claims description 11
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 claims description 6
- MSYZZDUCMHNXNY-UHFFFAOYSA-N molybdenum;phosphane Chemical compound P.[Mo] MSYZZDUCMHNXNY-UHFFFAOYSA-N 0.000 claims description 5
- 239000001648 tannin Substances 0.000 claims description 5
- 235000018553 tannin Nutrition 0.000 claims description 5
- 229920001864 tannin Polymers 0.000 claims description 5
- RZXLPPRPEOUENN-UHFFFAOYSA-N Chlorfenson Chemical compound C1=CC(Cl)=CC=C1OS(=O)(=O)C1=CC=C(Cl)C=C1 RZXLPPRPEOUENN-UHFFFAOYSA-N 0.000 claims description 4
- RGHNJXZEOKUKBD-SQOUGZDYSA-N D-gluconic acid Chemical compound OC[C@@H](O)[C@@H](O)[C@H](O)[C@@H](O)C(O)=O RGHNJXZEOKUKBD-SQOUGZDYSA-N 0.000 claims description 4
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 4
- QRUDEWIWKLJBPS-UHFFFAOYSA-N benzotriazole Chemical compound C1=CC=C2N[N][N]C2=C1 QRUDEWIWKLJBPS-UHFFFAOYSA-N 0.000 claims description 4
- 239000012964 benzotriazole Substances 0.000 claims description 4
- OVBPIULPVIDEAO-LBPRGKRZSA-N folic acid Chemical compound C=1N=C2NC(N)=NC(=O)C2=NC=1CNC1=CC=C(C(=O)N[C@@H](CCC(O)=O)C(O)=O)C=C1 OVBPIULPVIDEAO-LBPRGKRZSA-N 0.000 claims description 4
- AMWVZPDSWLOFKA-UHFFFAOYSA-N phosphanylidynemolybdenum Chemical compound [Mo]#P AMWVZPDSWLOFKA-UHFFFAOYSA-N 0.000 claims description 4
- KFJDQPJLANOOOB-UHFFFAOYSA-N 2h-benzotriazole-4-carboxylic acid Chemical compound OC(=O)C1=CC=CC2=NNN=C12 KFJDQPJLANOOOB-UHFFFAOYSA-N 0.000 claims description 3
- RGHNJXZEOKUKBD-UHFFFAOYSA-N D-gluconic acid Natural products OCC(O)C(O)C(O)C(O)C(O)=O RGHNJXZEOKUKBD-UHFFFAOYSA-N 0.000 claims description 3
- FEWJPZIEWOKRBE-JCYAYHJZSA-N Dextrotartaric acid Chemical compound OC(=O)[C@H](O)[C@@H](O)C(O)=O FEWJPZIEWOKRBE-JCYAYHJZSA-N 0.000 claims description 3
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 3
- 229920002125 Sokalan® Polymers 0.000 claims description 3
- 229950006191 gluconic acid Drugs 0.000 claims description 3
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims description 3
- 239000011574 phosphorus Substances 0.000 claims description 3
- 229910052698 phosphorus Inorganic materials 0.000 claims description 3
- 239000004584 polyacrylic acid Substances 0.000 claims description 3
- 239000001509 sodium citrate Substances 0.000 claims description 3
- 229940095064 tartrate Drugs 0.000 claims description 3
- HRXKRNGNAMMEHJ-UHFFFAOYSA-K trisodium citrate Chemical compound [Na+].[Na+].[Na+].[O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O HRXKRNGNAMMEHJ-UHFFFAOYSA-K 0.000 claims description 3
- 229940038773 trisodium citrate Drugs 0.000 claims description 3
- CMPGARWFYBADJI-UHFFFAOYSA-L tungstic acid Chemical compound O[W](O)(=O)=O CMPGARWFYBADJI-UHFFFAOYSA-L 0.000 claims description 3
- JSYPRLVDJYQMAI-ODZAUARKSA-N (z)-but-2-enedioic acid;prop-2-enoic acid Chemical compound OC(=O)C=C.OC(=O)\C=C/C(O)=O JSYPRLVDJYQMAI-ODZAUARKSA-N 0.000 claims description 2
- WGJCBBASTRWVJL-UHFFFAOYSA-N 1,3-thiazolidine-2-thione Chemical compound SC1=NCCS1 WGJCBBASTRWVJL-UHFFFAOYSA-N 0.000 claims description 2
- 229920002126 Acrylic acid copolymer Polymers 0.000 claims description 2
- SYMAIKWDBCFRMP-UHFFFAOYSA-N C(C=C)(=O)O.C(C=C)(=O)OCCCO.C(C=C)(=O)O Chemical compound C(C=C)(=O)O.C(C=C)(=O)OCCCO.C(C=C)(=O)O SYMAIKWDBCFRMP-UHFFFAOYSA-N 0.000 claims description 2
- OVBPIULPVIDEAO-UHFFFAOYSA-N N-Pteroyl-L-glutaminsaeure Natural products C=1N=C2NC(N)=NC(=O)C2=NC=1CNC1=CC=C(C(=O)NC(CCC(O)=O)C(O)=O)C=C1 OVBPIULPVIDEAO-UHFFFAOYSA-N 0.000 claims description 2
- 229920000805 Polyaspartic acid Polymers 0.000 claims description 2
- ABBQHOQBGMUPJH-UHFFFAOYSA-M Sodium salicylate Chemical compound [Na+].OC1=CC=CC=C1C([O-])=O ABBQHOQBGMUPJH-UHFFFAOYSA-M 0.000 claims description 2
- KDYFGRWQOYBRFD-UHFFFAOYSA-N Succinic acid Natural products OC(=O)CCC(O)=O KDYFGRWQOYBRFD-UHFFFAOYSA-N 0.000 claims description 2
- WPYMKLBDIGXBTP-UHFFFAOYSA-N benzoic acid Chemical compound OC(=O)C1=CC=CC=C1 WPYMKLBDIGXBTP-UHFFFAOYSA-N 0.000 claims description 2
- CUBCNYWQJHBXIY-UHFFFAOYSA-N benzoic acid;2-hydroxybenzoic acid Chemical compound OC(=O)C1=CC=CC=C1.OC(=O)C1=CC=CC=C1O CUBCNYWQJHBXIY-UHFFFAOYSA-N 0.000 claims description 2
- WPUMTJGUQUYPIV-JIZZDEOASA-L disodium (S)-malate Chemical compound [Na+].[Na+].[O-]C(=O)[C@@H](O)CC([O-])=O WPUMTJGUQUYPIV-JIZZDEOASA-L 0.000 claims description 2
- 239000011724 folic acid Substances 0.000 claims description 2
- 229960000304 folic acid Drugs 0.000 claims description 2
- 235000019152 folic acid Nutrition 0.000 claims description 2
- DCEMCPAKSGRHCN-UHFFFAOYSA-N oxirane-2,3-dicarboxylic acid Chemical compound OC(=O)C1OC1C(O)=O DCEMCPAKSGRHCN-UHFFFAOYSA-N 0.000 claims description 2
- 108010064470 polyaspartate Proteins 0.000 claims description 2
- 229920001444 polymaleic acid Polymers 0.000 claims description 2
- 235000019265 sodium DL-malate Nutrition 0.000 claims description 2
- HELHAJAZNSDZJO-OLXYHTOASA-L sodium L-tartrate Chemical compound [Na+].[Na+].[O-]C(=O)[C@H](O)[C@@H](O)C([O-])=O HELHAJAZNSDZJO-OLXYHTOASA-L 0.000 claims description 2
- WXMKPNITSTVMEF-UHFFFAOYSA-M sodium benzoate Chemical compound [Na+].[O-]C(=O)C1=CC=CC=C1 WXMKPNITSTVMEF-UHFFFAOYSA-M 0.000 claims description 2
- 239000004299 sodium benzoate Substances 0.000 claims description 2
- 235000010234 sodium benzoate Nutrition 0.000 claims description 2
- 229960003885 sodium benzoate Drugs 0.000 claims description 2
- 239000001394 sodium malate Substances 0.000 claims description 2
- 229960004025 sodium salicylate Drugs 0.000 claims description 2
- 159000000000 sodium salts Chemical class 0.000 claims description 2
- 239000001433 sodium tartrate Substances 0.000 claims description 2
- 229960002167 sodium tartrate Drugs 0.000 claims description 2
- 235000011004 sodium tartrates Nutrition 0.000 claims description 2
- MSXHSNHNTORCAW-GGLLEASOSA-M sodium;(2s,3s,4s,5r,6s)-3,4,5,6-tetrahydroxyoxane-2-carboxylate Chemical compound [Na+].O[C@H]1O[C@H](C([O-])=O)[C@@H](O)[C@H](O)[C@H]1O MSXHSNHNTORCAW-GGLLEASOSA-M 0.000 claims description 2
- ZTYOEHTVHXWFJT-YDALLXLXSA-M sodium;(4s)-4-[[4-[(2-amino-4-oxo-1h-pteridin-6-yl)methylamino]benzoyl]amino]-5-hydroxy-5-oxopentanoate Chemical compound [Na+].C=1N=C2NC(N)=NC(=O)C2=NC=1CNC1=CC=C(C(=O)N[C@@H](CCC(O)=O)C([O-])=O)C=C1 ZTYOEHTVHXWFJT-YDALLXLXSA-M 0.000 claims description 2
- 235000019263 trisodium citrate Nutrition 0.000 claims description 2
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 2
- 229910052721 tungsten Inorganic materials 0.000 claims description 2
- 239000010937 tungsten Substances 0.000 claims description 2
- 238000004064 recycling Methods 0.000 abstract description 3
- 239000002455 scale inhibitor Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 230000004087 circulation Effects 0.000 description 2
- 239000013505 freshwater Substances 0.000 description 2
- BHEPBYXIRTUNPN-UHFFFAOYSA-N hydridophosphorus(.) (triplet) Chemical compound [PH] BHEPBYXIRTUNPN-UHFFFAOYSA-N 0.000 description 2
- 230000003134 recirculating effect Effects 0.000 description 2
- 230000001839 systemic circulation Effects 0.000 description 2
- 239000002131 composite material Substances 0.000 description 1
- 238000010612 desalination reaction Methods 0.000 description 1
- 239000000174 gluconic acid Substances 0.000 description 1
- 235000012208 gluconic acid Nutrition 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 230000003020 moisturizing effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- Preventing Corrosion Or Incrustation Of Metals (AREA)
Abstract
The invention provides a kind of circulating water system from draining reuse anti-incrustation corrosion inhibitor, it comprises (by mass percentage): containing phosphine heteropolyacid zinc salt inorganic polymer inhibiter 10% ~ 40%, multi-hydroxy carboxy acid's salt organic inhibitor 20% ~ 50%, Azole Corrosion Inhibitors 1% ~ 5%, dirt dispersion agent 20% ~ 40%.Anticorrosion-antiscaling property of the present invention is good, with strong points, efficiently, be applicable to severe corrosive water quality and multiple change condition of water quality, the effective operation of circulating water system from drain water recycling system can be ensured, the stable normal operation of the circulating water system after draining reuse can be ensured again.<pb pnum="1" />
Description
Technical field
The present invention relates to a kind of anti-incrustation corrosion inhibitor, particularly relate to and be a kind ofly applicable to the anti-incrustation corrosion inhibitor of circulating water system from draining reuse.
Background technology
At present, carry out except hard, desalination are back to use circulating water system from draining circulating water system, the common anti-incrustation corrosion inhibitor main component of employing comprises Scale inhibitors, dispersion agent, inhibiter etc.This common anti-incrustation corrosion inhibitor, for the circulating water system scale inhibitor process of alkaline environment, has good result of use.But, be not suitable for the system adopting circulating water system from draining reuse, owing to containing a certain amount of organic phosphine in the reuse water after process, and not containing the inhibiter of respective amount, and circulating water system generally monitors the use of anti-incrustation corrosion inhibitor in water by monitoring organic phosphine, and in reuse water, corrosive ion increases, and corrodibility strengthens, use common anti-incrustation corrosion inhibitor that effective scale inhibitor dosage in circulating water system will be caused to reduce, can not the corrosion of good controlled circulation water system.
Summary of the invention
The object of the present invention is to provide a kind of circulating water system from draining reuse anti-incrustation corrosion inhibitor, reduce to solve in circulating water system that prior art exists effectively scale inhibitor dosage, can not the good controlled circulation water system problem of corroding.
To achieve these goals, circulating water system provided by the invention comprises (by mass percentage) from draining reuse anti-incrustation corrosion inhibitor: containing phosphine heteropolyacid zinc salt inorganic polymer inhibiter 10% ~ 40%, multi-hydroxy carboxy acid's salt organic inhibitor 20% ~ 50%, Azole Corrosion Inhibitors 1% ~ 5%, dirt dispersion agent 20% ~ 40%, water 5% ~ 30%.
From upper analysis, anticorrosion-antiscaling property of the present invention is good, with strong points, efficiently, be applicable to severe corrosive water quality and multiple change condition of water quality, the effective operation of circulating water system from drain water recycling system can be ensured, the stable normal operation of the circulating water system after draining reuse can be ensured again.
Embodiment
According to embodiment, the present invention is described in further details below.
The present invention is a kind of composition, mainly comprises containing phosphine heteropolyacid zinc salt inorganic polymer inhibiter, multi-hydroxy carboxy acid's salt organic inhibitor, Azole Corrosion Inhibitors, dirt dispersion agent, can also comprise a certain amount of water as required.
In the present invention, preferably, carry out proportioning according to quality, the mass percent of above-mentioned each component is: containing phosphine heteropolyacid zinc salt inorganic polymer inhibiter 10% ~ 40%, multi-hydroxy carboxy acid's salt organic inhibitor 20% ~ 50%, Azole Corrosion Inhibitors 1% ~ 5%, dirt dispersion agent 20% ~ 40%.
Wherein, can include, but are not limited to containing phosphine heteropolyacid zinc salt inorganic polymer inhibiter: one or more the mixture in phosphato-molybdic heteropolyacid, phosphorus heteropoly tungstic acid, organic phosphine molybdenum heteroacid, organophosphono-heteropolytungstic acid, phosphorus molybdenum heteroacid zinc, phosphorus heteropoly tungstic acid zinc, organic phosphine molybdenum heteroacid zinc, organic tungsten heteropolyacid zinc.
Multi-hydroxy carboxy acid's salt organic inhibitor can include, but are not limited to: one of them or wherein multiple mixture of tartrate, citric acid, Whitfield's ointment, phenylformic acid, oxysuccinic acid, glyconic acid, folic acid, tannin, sodium tartrate, Trisodium Citrate, sodium salicylate, Sodium Benzoate, sodium malate, gluconic acid sodium salt, folic acid sodium salt, tannin sodium salt.
Azole Corrosion Inhibitors can include, but are not limited to: one of them or wherein multiple mixture of benzotriazole, methyl benzotriazazole, thyroidan, carboxy benzotriazole.
Dirt dispersion agent can include, but are not limited to: one of them or wherein multiple mixture of polyacrylic acid, polymaleic acid, poly-aspartic-acid, poly-epoxy succinic acid, maleic acid-acrylic acid copolymer, vinylformic acid-2-acrylamide-2-methyl propane sulfonic multipolymer, acrylic acid-acrylic ester-sulfonate, acrylic acid-acrylic acid hydroxypropyl acrylate.
Above-mentioned to containing phosphine heteropolyacid zinc salt inorganic polymer inhibiter, multi-hydroxy carboxy acid's salt organic inhibitor, Azole Corrosion Inhibitors, dirt dispersion agent range of choice illustrate, when applying, can select according to the composite factor such as price, convenience, the content of the exchange of heterogeneity and each composition is how many does not form substantial effect to effect of the present invention.Such as in a specific embodiment of the present invention, phosphato-molybdic heteropolyacid is 10%, tartrate is 20%, benzotriazole is 1%, polyacrylic acid is 40%, and all the other are water.In another specific embodiment, the mixture of organophosphono-heteropolytungstic acid and phosphorus molybdenum heteroacid zinc is 40%, Trisodium Citrate is 30%, carboxy benzotriazole is 5%, acrylic acid-acrylic ester-sulfonate is 20%, water 5%.
When applying the present invention to a certain concrete situation, the component of a specific embodiment of the present invention is: the phosphorus molybdenum heteroacid zinc of 15%, gluconic acid, the methyl benzotriazazole of 2%, the maleic-acrylic acid of 40% of 25%, all the other are water.The character of certain systemic circulation water is as shown in table 1, and by the systemic circulation water pre-mixing of this specific embodiment with table 1, the add-on of this specific embodiment in recirculated water is 100mg/L.
Table 1: circulating water system moisturizing, reuse are from the character of draining, recirculated water
| Recirculated water | Reuse is from draining | Fresh water | |
| pH | 8.78 | 6.53 | 7.51 |
| Total hardness (mg/L) | 785 | 33 | 287 |
| Total alkalinity (mg/L) | 385 | 0 | 222 |
| Specific conductivity (μ S/cm) | 2363 | 223 | 647 |
| Na++K+(mg/L) | 195 | 40.2 | 16.2 |
| Turbidity (NTU) | 8 | 1 | 1 |
| Cl-(mg/L) | 113 | 18.1 | 24 |
| SO42-(mg/L) | 272 | 195 | 109 |
In such scheme, before cold water well open channel recirculating water pump, the specific embodiment of the invention is added by volume pump continuity or impact adds, and controls adding of the specific embodiment of the invention by the total phosphorous in monitoring recirculated water.Also can be known by table 1, compared with recirculated water, the self-draining indices of reuse reduces clearly.
When applying the present invention to another concrete situation, the component of a specific embodiment of the present invention is: the organic phosphine molybdenum heteroacid zinc of 20%, tannin, the benzotriazole of 1%, the acrylic acid-acrylic ester-sulfonate of 30% of 20%, the water of 29%.The character of certain chemical plant recirculated water is as shown in table 2, and by the two pre-mixing, the add-on of this specific embodiment in recirculated water is 80mg/L.
| Recirculated water | Reuse is from draining | Fresh water | |
| pH | 8.90 | 6.0 | 7.70 |
| Total hardness (mg/L) | 650 | 29 | 131 |
| Total alkalinity (mg/L) | 308 | 0 | 100 |
| Specific conductivity (μ S/cm) | 1840 | 194 | 327 |
| Na++K+(mg/L) | 140 | 28.5 | 10.1 |
| Turbidity (NTU) | 5 | 1 | 1 |
| Cl-(mg/L) | 156 | 23 | 29 |
| SO42-(mg/L) | 215 | 195 | 26 |
Scheme shown in table 2 is identical with the input method of scheme shown in table 1, also be, before cold water well open channel recirculating water pump, this specific embodiment is added by volume pump continuity or impact adds, and controls adding of the specific embodiment of the invention by the total phosphorous in monitoring recirculated water.Also can be known by table 2, the effect of the specific embodiment of the invention is fairly obvious.
To sum up, the present invention is used for the circulating water system of recirculated water from draining reuse, its anticorrosion-antiscaling property is good, be applicable to severe corrosive water quality and multiple change condition of water quality, the effective operation of circulating water system from drain water recycling system can be ensured, the stable normal operation of the circulating water system after draining reuse can be ensured again.
As known by the technical knowledge, the present invention can be realized by other the embodiment not departing from its spirit or essential feature.Therefore, above-mentioned disclosed embodiment, with regard to each side, all just illustrates, is not only.Within the scope of the present invention all or be all included in the invention being equal to the change in scope of the present invention.
Claims (3)
1. circulating water system is from a draining reuse anti-incrustation corrosion inhibitor, it is characterized in that, comprises by mass percentage:
Containing phosphine heteropolyacid zinc salt inorganic polymer inhibiter 10% ~ 40%, multi-hydroxy carboxy acid's salt organic inhibitor 20% ~ 50%, Azole Corrosion Inhibitors 1% ~ 5%, dirt dispersion agent 20% ~ 40%, water 5% ~ 30%;
Described is one of them or wherein multiple mixture of phosphato-molybdic heteropolyacid, organic phosphine molybdenum heteroacid, organophosphono-heteropolytungstic acid, phosphorus molybdenum heteroacid zinc, phosphorus heteropoly tungstic acid zinc, organic phosphine molybdenum heteroacid zinc, organic tungsten heteropolyacid zinc containing phosphine heteropolyacid zinc salt inorganic polymer inhibiter;
Described multi-hydroxy carboxy acid's salt organic inhibitor is one of them or wherein multiple mixture of tartrate, citric acid, Whitfield's ointment, phenylformic acid, oxysuccinic acid, glyconic acid, folic acid, tannin, sodium tartrate, Trisodium Citrate, sodium salicylate, Sodium Benzoate, sodium malate, gluconic acid sodium salt, folic acid sodium salt, tannin sodium salt.
2. circulating water system according to claim 1 is from draining reuse anti-incrustation corrosion inhibitor, it is characterized in that:
Described Azole Corrosion Inhibitors is one of them or wherein multiple mixture of benzotriazole, methyl benzotriazazole, thyroidan, carboxy benzotriazole.
3. circulating water system according to claim 1 is from draining reuse anti-incrustation corrosion inhibitor, it is characterized in that:
Described dirt dispersion agent is one of them or wherein multiple mixture of polyacrylic acid, polymaleic acid, poly-aspartic-acid, poly-epoxy succinic acid, maleic acid-acrylic acid copolymer, vinylformic acid-2-acrylamide-2-methyl propane sulfonic multipolymer, acrylic acid-acrylic ester-sulfonate, acrylic acid-acrylic acid hydroxypropyl acrylate.
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| CN201210249646.4A CN102765818B (en) | 2012-07-19 | 2012-07-19 | Circulating water system is from draining reuse anti-incrustation corrosion inhibitor |
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| CN103663743A (en) * | 2013-12-09 | 2014-03-26 | 山东华亚环保科技有限公司 | Composite corrosion and scale inhibitor for circulating cooling water |
| CN104276677A (en) * | 2014-10-22 | 2015-01-14 | 山东华亚环保科技有限公司 | Composite corrosion inhibitor for boiler water |
| CN104528963B (en) * | 2014-12-10 | 2016-07-06 | 山东天庆科技发展有限公司 | A kind of micro-phosphorus anti-incrustation corrosion inhibitor and preparation method thereof |
| CN104402130B (en) * | 2014-12-25 | 2017-02-22 | 盐城工学院 | Circulating water treating agent and preparation method thereof |
| CN104773846A (en) * | 2015-04-14 | 2015-07-15 | 宜昌大川科技有限公司 | Salt-manufacturing anti-deposition agent and method for preventing salt-manufacturing equipment from scale deposition |
| CN104944599A (en) * | 2015-07-07 | 2015-09-30 | 傅宇晓 | Environment-friendly cooling water treating agent |
| CN106145391A (en) * | 2016-08-16 | 2016-11-23 | 深圳市爱康泉水处理服务有限公司 | Anti-incrustation corrosion inhibitor compositions and anti-incrustation corrosion inhibitor and application thereof |
| CN107746118B (en) * | 2017-09-26 | 2020-08-04 | 浙江海洋大学 | Water treatment agent and preparation method thereof |
| CN108658264B (en) * | 2018-04-17 | 2021-05-25 | 唐山师范学院 | Preparation and application method of multi-branched polyepoxysuccinic acid derivative scale and corrosion inhibitor |
| CN115072885B (en) * | 2022-07-14 | 2022-11-15 | 欣格瑞（山东）环境科技有限公司 | Nanofiltration concentrated solution modifier and preparation method thereof |
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| CN1294092A (en) * | 1999-10-27 | 2001-05-09 | 中国石油化工集团公司 | Composite anticorrosion antifoulant for softening circulated water |
| CN1621362A (en) * | 2003-11-26 | 2005-06-01 | 北京燕化兴业技术开发公司 | Non-phosphorus compound scale and corrosion inhibitor for treatment of circulating cooling water |
| CN101353204A (en) * | 2007-07-27 | 2009-01-28 | 首钢总公司 | Silicon-tungsten-phosphorus corrosion inhibitor for desalinated water circulating cooling system |
| CN101700935A (en) * | 2009-11-09 | 2010-05-05 | 中国海洋石油总公司 | Phosphorus-free corrosion-inhibition antiscalant used for industrial circulation cooling water |
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| CN102765818A (en) | 2012-11-07 |
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