CN104839207A - Biocide-algaecide for circulating cooling water and preparation method of biocide-algaecide - Google Patents
Biocide-algaecide for circulating cooling water and preparation method of biocide-algaecide Download PDFInfo
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- CN104839207A CN104839207A CN201510289534.5A CN201510289534A CN104839207A CN 104839207 A CN104839207 A CN 104839207A CN 201510289534 A CN201510289534 A CN 201510289534A CN 104839207 A CN104839207 A CN 104839207A
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Abstract
The invention relates to the technical field of water treatment, in particular to a biocide-algaecide for circulating cooling water. The biocide-algaecide comprises the following components in parts by weight: 18-32 parts of peracetic acid, 12-25 parts of hydrogen peroxide, 20-30 parts of isopropyl alcohol, 10-20 parts of a quaternary ammonium cationic surfactant, 10-15 parts of kaoline, 5-10 parts of quaternary ammonium salt, 10-15 parts of zinc-3,5-dichloro-2-hydroxy-benzene chlorate, 1-5 parts of coral sand, 4-8 parts of sodium potassium silicate, 5-10 parts of a penetrating agent and 30-50 parts of deionized water. According to the biocide-algaecide, all the components have good coordination property and cooperation property and play a synergistic role, and the biocide-algaecide has the advantages of being broad in spectrum, high in efficiency, lasting in medicine effect and high in stripping penetration power; according to the efficient composite biocide-algaecide, the defects of an existing oxidative biocide-algaecide are improved; the sterilizing and algae-killing effect is lasting, efficient and stable; and breeding of microorganisms and algae can be effectively inhibited.
Description
Technical field
The present invention relates to water-treatment technology field, especially a kind of Biocidal algae-killing agent for recirculated cooling water and preparation method thereof.
Background technology
Recirculated cooling water plays the important and pivotal role in a cooling system, and recirculated cooling water causes containing a large amount of bacterium in recirculated cooling water owing to recycling for a long time, and service time is long also can grow some algae.When it can be used as cooling medium for industrial cooling circulating water system, can water quality deterioration be caused, cause heat exchanger and line clogging or pollution, have a strong impact on process units and normally run.Develop the progress with technology rapidly along with socioeconomic, water technology comes into one's own day by day, by using water treatment agent can effective sterilization algae removal, thus the object of raising equipment cleanliness factor and circulating cooling water quality.Increasingly strict to water treatment standard at present, high requirement be it is also proposed to the feature of environmental protection of additive simultaneously.
Biocidal algae-killing agent is a kind of the growing, to prevent from forming microorganism viscosity mud, to the chemicals that system works the mischief of bacterium algae and microorganism in water of suppressing.For common oxydixing sterilization algicide, normally a kind of strong oxidizer of oxydixing sterilization algicide, as chlorine, Babysafe, hypochlorite etc., strong to the effect of killing livestock of the microorganism in water, but oxydixing sterilization algicide penetration capacity is weak, positive effect is not had to algae group in groups and foundry loam, it can react with the organic matter in water and generate harmful organohalogen compounds, and oxydixing sterilization algicide is larger with the impact with reducing substances by Organic substance in water, duration of efficacy is short, affects also larger by the pH value in water.
Summary of the invention
The object of the invention is: overcome deficiency of the prior art, provide that a kind of fungicidal spectrum is wide, duration of efficacy is long, affect little Biocidal algae-killing agent for recirculated cooling water and preparation method thereof by pH value in water.
In order to solve the problems of the technologies described above, the technical solution used in the present invention is as follows:
A kind of Biocidal algae-killing agent for recirculated cooling water, the mass parts of described Biocidal algae-killing agent is composed as follows: Peracetic acid 18-32 part, hydrogen peroxide 12-25 part, isopropyl alcohol 20-30 part, quaternary cationics 10-20 part, kaolin 10-15 part, quaternary alkylphosphonium salt 5-10 part, zinc-3,5-bis-chlorine-2-hydroxyls-benzene chlorate 10-15 part, coral sand 1-5 part, potassium-sodium water glass 4-8 part, bleeding agent 5-10 part, deionized water 30-50 part.
Further, described quaternary cationics selects the mixture of dodecyl benzyl dimethyl ammonium chloride, the two dodecyl dimethyl ammonium of chlorination, and its mass ratio is 1:1.2-2.8.
Further, described quaternary alkylphosphonium salt selects at least one in tetrakis hydroxymetyl phosphonium sulfuric, myristyl tributyl phosphorus chloride, dodecyl tributyl phosphorus chloride.
Further, described quaternary alkylphosphonium salt selects tetrakis hydroxymetyl phosphonium sulfuric, myristyl tributyl phosphorus chloride, and its mass ratio is 1:1.2-1.8.
Further, described quaternary alkylphosphonium salt selects tetrakis hydroxymetyl phosphonium sulfuric, myristyl tributyl phosphorus chloride, and its mass ratio is 1:1.5.
Further, one or more in alkylsulfonate, naphthalene sulfonate, lauryl sodium sulfate, styrene phenol polyoxyethylene ether ammonium sulfate salt, tri ethanol ammonium salt, polyoxyethylene nonylphenol ether, castor oil polyoxyethylene ether selected by described bleeding agent.
Further, described bleeding agent selects styrene phenol polyoxyethylene ether ammonium sulfate salt and castor oil polyoxyethylene ether, and its mass ratio is 1:1.5-3.
Further, the formulation of described Biocidal algae-killing agent is suspending agent.
Further, the mass parts of described Biocidal algae-killing agent is composed as follows: Peracetic acid 25 parts, 18 parts, hydrogen peroxide, isopropyl alcohol 25 parts, quaternary cationics 15 parts, kaolin 12 parts, quaternary alkylphosphonium salt 7 parts, zinc-3,5-bis-chlorine-2-hydroxyls-benzene chlorate 12 parts, coral sand 3 parts, potassium-sodium water glass 6 parts, bleeding agent 7 parts, deionized water 50 parts.
Prepare a kind of method of the Biocidal algae-killing agent for recirculated cooling water, said method comprising the steps of:
(1) Peracetic acid, hydrogen peroxide, isopropyl alcohol, quaternary cationics, quaternary alkylphosphonium salt, zinc-3,5-bis-chlorine-2-hydroxyls-benzene chlorate, deionized water are added in compounding kettle obtain mixture in stirred at ambient temperature 15-20min;
(2) potassium-sodium water glass, bleeding agent are added in mixture obtained in step (1), stir 15-20min;
(3) temperature of compounding kettle is elevated to 70-80 DEG C, kaolin and coral sand join in compounding kettle, stir 30-45min, obtain required Biocidal algae-killing agent.
Adopt the Advantageous Effects of technical scheme of the present invention to be: in the present invention, each component has good harmony, conformability, each component plays synergy, has the advantages such as wide spectrum, efficient, lasting medicine, stripping penetration are strong.This high efficiency composition Biocidal algae-killing agent improves the deficiency of existing oxydixing sterilization algicide.Show with commercial like product sterilization algae removal Contrast on effect, sterilization algae removal effect of the present invention have lastingly, efficient stable, effectively can suppress the feature of growing of microorganism and algae.
Embodiment
Below in conjunction with specific embodiment, the present invention will be further described.
Embodiment 1
A kind of Biocidal algae-killing agent for recirculated cooling water, the mass parts of described Biocidal algae-killing agent is composed as follows: Peracetic acid 18 parts, 12 parts, hydrogen peroxide, isopropyl alcohol 20 parts, quaternary cationics 10 parts, kaolin 10 parts, quaternary alkylphosphonium salt 5 parts, zinc-3,5-bis-chlorine-2-hydroxyls-benzene chlorate 10 parts, coral sand 1 part, potassium-sodium water glass 4 parts, bleeding agent 5 parts, deionized water 30 parts.
Preferably, described quaternary cationics selects the mixture of dodecyl benzyl dimethyl ammonium chloride, the two dodecyl dimethyl ammonium of chlorination, and its mass ratio is 1:1.2.
Preferably, quaternary alkylphosphonium salt selects tetrakis hydroxymetyl phosphonium sulfuric.
Preferably, alkylsulfonate selected by described bleeding agent
Preferably, the formulation of described Biocidal algae-killing agent is suspending agent.
Prepare a kind of method of the Biocidal algae-killing agent for recirculated cooling water, said method comprising the steps of:
(1) Peracetic acid, hydrogen peroxide, isopropyl alcohol, quaternary cationics, quaternary alkylphosphonium salt, zinc-3,5-bis-chlorine-2-hydroxyls-benzene chlorate, deionized water are added in compounding kettle obtain mixture in stirred at ambient temperature 15min;
(2) potassium-sodium water glass, bleeding agent are added in mixture obtained in step (1), stir 20min;
(3) temperature of compounding kettle is elevated to 70 DEG C, kaolin and coral sand join in compounding kettle, stir 45min, obtain required Biocidal algae-killing agent.
Embodiment 2
A kind of Biocidal algae-killing agent for recirculated cooling water, the mass parts of described Biocidal algae-killing agent is composed as follows: Peracetic acid 25 parts, 18 parts, hydrogen peroxide, isopropyl alcohol 25 parts, quaternary cationics 15 parts, kaolin 12 parts, quaternary alkylphosphonium salt 7 parts, zinc-3,5-bis-chlorine-2-hydroxyls-benzene chlorate 12 parts, coral sand 3 parts, potassium-sodium water glass 6 parts, bleeding agent 7 parts, deionized water 50 parts.
Preferably, described quaternary cationics selects the mixture of dodecyl benzyl dimethyl ammonium chloride, the two dodecyl dimethyl ammonium of chlorination, and its mass ratio is 1:2.
Preferably, described quaternary alkylphosphonium salt selects tetrakis hydroxymetyl phosphonium sulfuric, myristyl tributyl phosphorus chloride, and its mass ratio is 1:1.5.
Preferably, described bleeding agent selects styrene phenol polyoxyethylene ether ammonium sulfate salt and castor oil polyoxyethylene ether, and its mass ratio is 1:1.5.
Preferably, the formulation of described Biocidal algae-killing agent is suspending agent.
Prepare a kind of method of the Biocidal algae-killing agent for recirculated cooling water, said method comprising the steps of:
(1) Peracetic acid, hydrogen peroxide, isopropyl alcohol, quaternary cationics, quaternary alkylphosphonium salt, zinc-3,5-bis-chlorine-2-hydroxyls-benzene chlorate, deionized water are added in compounding kettle obtain mixture in stirred at ambient temperature 20min;
(2) potassium-sodium water glass, bleeding agent are added in mixture obtained in step (1), stir 20min;
(3) temperature of compounding kettle is elevated to 80 DEG C, kaolin and coral sand join in compounding kettle, stir 30min, obtain required Biocidal algae-killing agent.
Embodiment 3
A kind of Biocidal algae-killing agent for recirculated cooling water, the mass parts of described Biocidal algae-killing agent is composed as follows: Peracetic acid 25 parts, 18 parts, hydrogen peroxide, isopropyl alcohol 25 parts, quaternary cationics 15 parts, kaolin 12 parts, quaternary alkylphosphonium salt 7 parts, zinc-3,5-bis-chlorine-2-hydroxyls-benzene chlorate 12 parts, coral sand 3 parts, potassium-sodium water glass 6 parts, bleeding agent 7 parts, deionized water 50 parts.
Preferably, described quaternary cationics selects the mixture of dodecyl benzyl dimethyl ammonium chloride, the two dodecyl dimethyl ammonium of chlorination, and its mass ratio is 1:2.
Preferably, described quaternary alkylphosphonium salt selects tetrakis hydroxymetyl phosphonium sulfuric, myristyl tributyl phosphorus chloride, and its mass ratio is 1:1.8.
Preferably, described bleeding agent selects styrene phenol polyoxyethylene ether ammonium sulfate salt and castor oil polyoxyethylene ether, and its mass ratio is 1:3.
Preferably, the formulation of described Biocidal algae-killing agent is suspending agent.
Prepare a kind of method of the Biocidal algae-killing agent for recirculated cooling water, said method comprising the steps of:
(1) Peracetic acid, hydrogen peroxide, isopropyl alcohol, quaternary cationics, quaternary alkylphosphonium salt, zinc-3,5-bis-chlorine-2-hydroxyls-benzene chlorate, deionized water are added in compounding kettle obtain mixture in stirred at ambient temperature 15-20min;
(2) potassium-sodium water glass, bleeding agent are added in mixture obtained in step (1), stir 15-20min;
(3) temperature of compounding kettle is elevated to 70-80 DEG C, kaolin and coral sand join in compounding kettle, stir 30-45min, obtain required Biocidal algae-killing agent.
Embodiment 4
A kind of Biocidal algae-killing agent for recirculated cooling water, the mass parts of described Biocidal algae-killing agent is composed as follows: Peracetic acid 32 parts, 25 parts, hydrogen peroxide, isopropyl alcohol 30 parts, quaternary cationics 20 parts, kaolin 15 parts, quaternary alkylphosphonium salt 10 parts, zinc-3,5-bis-chlorine-2-hydroxyls-benzene chlorate 15 parts, coral sand 5 parts, potassium-sodium water glass 8 parts, bleeding agent 10 parts, deionized water 50 parts.
Preferably, described quaternary cationics selects the mixture of dodecyl benzyl dimethyl ammonium chloride, the two dodecyl dimethyl ammonium of chlorination, and its mass ratio is 1:2.8.
Preferably, described quaternary alkylphosphonium salt selects the mixture of tetrakis hydroxymetyl phosphonium sulfuric, myristyl tributyl phosphorus chloride, dodecyl tributyl phosphorus chloride.
Preferably, the mixture of alkylsulfonate, naphthalene sulfonate, lauryl sodium sulfate, styrene phenol polyoxyethylene ether ammonium sulfate salt, tri ethanol ammonium salt, polyoxyethylene nonylphenol ether, castor oil polyoxyethylene ether selected by described bleeding agent.
Preferably, the formulation of described Biocidal algae-killing agent is suspending agent.
Prepare a kind of method of the Biocidal algae-killing agent for recirculated cooling water, said method comprising the steps of:
(1) Peracetic acid, hydrogen peroxide, isopropyl alcohol, quaternary cationics, quaternary alkylphosphonium salt, zinc-3,5-bis-chlorine-2-hydroxyls-benzene chlorate, deionized water are added in compounding kettle obtain mixture in stirred at ambient temperature 20min;
(2) potassium-sodium water glass, bleeding agent are added in mixture obtained in step (1), stir 20min;
(3) temperature of compounding kettle is elevated to 80 DEG C, kaolin and coral sand join in compounding kettle, stir 30min, obtain required Biocidal algae-killing agent.
Embodiment 2 is preferred embodiment.
Sterilization experiment: compared with common commercially available Biocidal algae-killing agent, the advantage that Biocidal algae-killing agent of the present invention has.
Table 1 concentrations versus
Table 2 toxicity test (select the carp 20 in certain fish pond, be added with and carry out toxotest)
The above is only the preferred embodiment of the present invention; be not limited to the present invention; should be understood that; for those skilled in the art; under the prerequisite not departing from the technology of the present invention principle; can also make some improvement and modification, these improve and modification also should be considered as protection scope of the present invention.
Claims (10)
1. the Biocidal algae-killing agent for recirculated cooling water, it is characterized in that, the mass parts of described Biocidal algae-killing agent is composed as follows: Peracetic acid 18-32 part, hydrogen peroxide 12-25 part, isopropyl alcohol 20-30 part, quaternary cationics 10-20 part, kaolin 10-15 part, quaternary alkylphosphonium salt 5-10 part, zinc-3,5-bis-chlorine-2-hydroxyls-benzene chlorate 10-15 part, coral sand 1-5 part, potassium-sodium water glass 4-8 part, bleeding agent 5-10 part, deionized water 30-50 part.
2. a kind of Biocidal algae-killing agent for recirculated cooling water according to claim 1, it is characterized in that: described quaternary cationics selects the mixture of dodecyl benzyl dimethyl ammonium chloride, the two dodecyl dimethyl ammonium of chlorination, and its mass ratio is 1:1.2-2.8.
3. a kind of Biocidal algae-killing agent for recirculated cooling water according to claim 1, is characterized in that: described quaternary alkylphosphonium salt selects at least one in tetrakis hydroxymetyl phosphonium sulfuric, myristyl tributyl phosphorus chloride, dodecyl tributyl phosphorus chloride.
4. a kind of Biocidal algae-killing agent for recirculated cooling water according to claim 3, is characterized in that: described quaternary alkylphosphonium salt selects tetrakis hydroxymetyl phosphonium sulfuric, myristyl tributyl phosphorus chloride, and its mass ratio is 1:1.2-1.8.
5. a kind of Biocidal algae-killing agent for recirculated cooling water according to claim 4, is characterized in that: described quaternary alkylphosphonium salt selects tetrakis hydroxymetyl phosphonium sulfuric, myristyl tributyl phosphorus chloride, and its mass ratio is 1:1.5.
6. a kind of Biocidal algae-killing agent for recirculated cooling water according to claim 1, is characterized in that: one or more in alkylsulfonate, naphthalene sulfonate, lauryl sodium sulfate, styrene phenol polyoxyethylene ether ammonium sulfate salt, tri ethanol ammonium salt, polyoxyethylene nonylphenol ether, castor oil polyoxyethylene ether selected by described bleeding agent.
7. a kind of Biocidal algae-killing agent for recirculated cooling water according to claim 6, is characterized in that: described bleeding agent selects styrene phenol polyoxyethylene ether ammonium sulfate salt and castor oil polyoxyethylene ether, and its mass ratio is 1:1.5-3.
8. a kind of Biocidal algae-killing agent for recirculated cooling water according to claim 1, is characterized in that: the formulation of described Biocidal algae-killing agent is suspending agent.
9. a kind of Biocidal algae-killing agent for recirculated cooling water according to claim 1, it is characterized in that, the mass parts of described Biocidal algae-killing agent is composed as follows: Peracetic acid 25 parts, 18 parts, hydrogen peroxide, isopropyl alcohol 25 parts, quaternary cationics 15 parts, kaolin 12 parts, quaternary alkylphosphonium salt 7 parts, zinc-3,5-bis-chlorine-2-hydroxyls-benzene chlorate 12 parts, coral sand 3 parts, potassium-sodium water glass 6 parts, bleeding agent 7 parts, deionized water 50 parts.
10. prepare the method for a kind of Biocidal algae-killing agent for recirculated cooling water as claimed in any one of claims 1-9 wherein, it is characterized in that said method comprising the steps of:
(1) Peracetic acid, hydrogen peroxide, isopropyl alcohol, quaternary cationics, quaternary alkylphosphonium salt, zinc-3,5-bis-chlorine-2-hydroxyls-benzene chlorate, deionized water are added in compounding kettle obtain mixture in stirred at ambient temperature 15-20min;
(2) potassium-sodium water glass, bleeding agent are added in mixture obtained in step (1), stir 15-20min;
(3) temperature of compounding kettle is elevated to 70-80 DEG C, kaolin and coral sand join in compounding kettle, stir 30-45min, obtain required Biocidal algae-killing agent.
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| WO2020215349A1 (en) * | 2019-04-22 | 2020-10-29 | 肇庆大华农生物药品有限公司 | Compound hydrogen peroxide disinfection diluent, use thereof and method for disinfecting surface of egg |
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