Organism killing algicide for industrial cooling circulating water

A technology for cooling circulating water and biocide and algicide, which is applied in biocides, plant growth regulators, applications, etc., and can solve problems such as serious equipment corrosion, secondary pollution, and high toxicity

Inactive Publication Date: 2006-09-20
SHANGHAI JIULONG ELECTRIC POWER GROUP +1
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Non-oxidative biocidal and algicidal agents include chlorophenols, aldehydes, organic sulfur, organic phosphorus, etc. Although they have a significant effect on biocidal and algae killing, they are highly toxic, prone to secondary pollution, and severely corroded equipment , they have basically no killing effect on aquatic shellfish molluscs

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment Construction

[0005] Get 25 kilograms of alkyldiethanolamides, 3 kilograms of fatty amines, 15 kilograms of alkylguanidine salts, 25 kilograms of fatty amine polyoxyethylene ethers, 2 kilograms of ethylene glycol, 1 kilogram of emulsifiers, 2 kilograms of auxiliary agents (sodium hydroxide and Each 1 kilogram of silicone resin), adding sodium hydroxide is in order to adjust the pH value of solution, adds silicone resin in order to eliminate solution foam, adds 27 kilograms of deionized water again, while heating (the temperature is 80 degrees Celsius), while vigorously stirring, Make the mixed liquid change from water-in-oil to oil-in-water, and disperse the oil into micro-droplets in water to form a relatively stable emulsion. Put the biocidal algaecide into the circulating water, the concentration is less than or equal to 10ppm, and form a layer of film on the surface of bacteria, algae, especially aquatic shellfish molluscs, so that the above-mentioned organisms suffocate to death.

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PUM

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Abstract

The invention relates to an organism killing algicide for industrial cooling circulating water which mainly comprises the ingredients with the percentage by weight being, alkyl diglycollic amide 2%-30%, aliphatic amine 0.5%-3%, alkyl guanidine salt 1%-15%, aliphatic alcohol polyoxyethylene ether 2%-30%, ethylene alcohol 2%-5%, emulsifying agent 0.5%-4%, auxiliary agent 1%-4% and balancing deionized water, the auxiliary agent is sodium-hydroxide and silicone resin.

Description

technical field [0001] The invention relates to a biocide and algicide for industrial cooling circulating water. Background technique [0002] At present, industrial cooling circulating water needs to absorb a large amount of water from rivers, lakes and seas to cool industrial heat exchange equipment, but because rivers, lakes and seas contain a large number of bacteria, algae, and aquatic shellfish molluscs, the general grid filter can only remove large pieces Floating objects, etc. are removed, while tiny bacteria, algae, and aquatic shell molluscs will enter the circulating water cooling system with the inhaled water, adsorb on the surface of pipes and other equipment, and will multiply and grow in the pipes as time goes by. , reducing the cooling effect of the cooling circulating water, increasing the resistance or end difference of the pipeline, and forcing the shutdown of production when the corrosion equipment is serious. Some existing biocides and algicides for ind...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): A01N47/44C02F1/50
Inventor 江裕祖陈松梅奚关根王彬芳
Owner SHANGHAI JIULONG ELECTRIC POWER GROUP
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