Stripping type water-based optical glass cleaner

An optical glass and peel-off technology, which is applied in the field of cleaning agents, can solve the problems of high content of organic matter in cleaning sewage, increased sewage treatment costs, secondary cleaning pollution, etc., achieves environmentally friendly and easy-to-degrade components, reduces sewage treatment costs, and is convenient The effect of unified collection

Active Publication Date: 2020-04-17
SHANGHAI YUKING WATER SOLUBLE MATERIAL TECH
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

At the same time, the effective substances in the cleaning agent will be consumed quickly, which will greatly limit the use time or life of the cleaning agent, and bring great inconvenience to the large-scale and continuous production of the enterprise.
[0008] (3) Since the saponified or emulsified oil is dispersed or dissolved in the cleaned sewage, it is difficult to separate it, resulting in a high content of organic matter in the cleaned sewage, which is difficult to handle and brings new cleaning pollution problems , which greatly increases the sewage treatment cost of the enterprise and limits the promotion and application of water-based cleaning agents in the industrial field
Its surfactants are composed of AEO-9, TX-10, 6501, LAS and other components, with proper foaming performance and good decontamination performance, but AEO and TX series have strong emulsifying ability, solubilize and emulsify oil stains in water, greatly reducing The service life of the cleaning solution is shortened, and the cost of sewage treatment is also increased, and TX-10 is a difficult biodegradable component, which will cause continuous pollution to the water body
[0010] Chinese patent CN 105002007 A discloses a kind of environment-friendly optical glass water-based cleaning agent, which is mainly composed of nonionic surfactant, anionic surfactant, cleaning aid, corrosion inhibitor, penetrating agent and deionized water. The surfactant used still has the problem of too strong emulsifying power, and a large amount of oil is emulsified in water, resulting in secondary cleaning pollution.

Method used

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  • Stripping type water-based optical glass cleaner
  • Stripping type water-based optical glass cleaner
  • Stripping type water-based optical glass cleaner

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0047] 1) Add 5kg of sodium citrate and 2kg of EDTA-2Na into 82.3kg of water and stir to dissolve to form a uniform solution.

[0048] 2) Polymerize 1kg of isooctanol polyoxyethylene ether phosphate, 3kg of isooctanol polyoxyethylene ether-7, 5kg of octanol polyoxyethylene polyoxypropylene ether (EO:PO=6:4), and 1kg of fatty acid methyl ester. Sodium oxyethylene ether sulfonate, 0.5 kg polyethoxy dodecyl dimethyl ammonium chloride polyquaternary ammonium salt, 0.2 kg perfluoroalkyl betaine are sequentially added to the solution obtained in step 1), when the first After the ingredients are completely dissolved by stirring, add the next ingredient until all the ingredients are stirred and dissolved to obtain a uniform solution; the dissolution temperature is 30°C, and the stirring speed is 50r / min.

[0049] 3) The solution obtained in step 2) was aged at 30° C. for 2 hours, and then filtered with a 300-mesh sieve to obtain the peeling water-based optical glass cleaning agent of this ...

Embodiment 2

[0051] 1) Add 4kg of sodium citrate, 4kg of sodium metasilicate and 3kg of EDTA-3Na to 77.5kg of water and stir to dissolve to form a uniform solution.

[0052] 2) Combine 2kg isooctanol polyoxyethylene ether phosphate, 5kg isodeca alcohol polyoxyethylene ether-7, 2kg nonyl alcohol polyoxyethylene polyoxypropylene ether (EO:PO=7:3), 1kg fatty acid methyl ester Sodium polyoxyethylene ether sulfonate, 1kg polyethoxy didecyl methyl ammonium chloride polyquaternary ammonium salt, 0.5 kg perfluoroalkyl polyoxyethylene ether were added to the solution obtained in step 1) in sequence, when the first After one component is completely dissolved by stirring, add the next component until all the components are stirred and dissolved to obtain a uniform solution; the dissolution temperature is 40°C, and the stirring speed is 50r / min.

[0053] 3) The solution obtained in step 2) was aged at 40° C. for 2.5 hours, and then filtered with a 300-mesh sieve to obtain the peeling water-based optical gl...

Embodiment 3

[0055] 1) Add 3kg of sodium citrate, 5kg of triethanolamine and 2kg of sodium gluconate to 73.8kg of water and stir to dissolve to form a uniform solution.

[0056] 2) Combine 2kg of isodecyl alcohol polyoxyethylene ether phosphate, 7kg of isooctanol polyoxyethylene ether-8, 3kg of undecyl alcohol polyoxyethylene polyoxypropylene ether (EO:PO=6.5:3.5), 2kg of fatty acid methyl ester Sodium polyoxyethylene ether sulfonate, 1.5kg polypentanol propionate didodecyl dimethyl ammonium chloride polyquaternary ammonium salt, 0.7kg sodium perfluoroalkyl ethoxy sulfate are sequentially added to step 1) to obtain In the solution, when the first ingredient is completely dissolved by stirring, add the next ingredient until all the ingredients are stirred and dissolved to obtain a uniform solution; the dissolution temperature is 40°C, and the stirring speed is 50r / min.

[0057] 3) The solution of step 2) was aged at 40°C for 2.5 hours, and then filtered with a 300-mesh sieve to obtain the peelin...

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Abstract

The invention discloses a peeling type waterborne cleaning agent for optical glass. The peeling type waterborne cleaning agent is prepared from the following raw materials in percentage by weight: 3 percent to 8 percent of isomeric alcohol polyoxyethylene ether, 2 percent to 5 percent of fatty alcohol polyoxyethylene polyoxypropylene ether, 1 percent to 3 percent of isomeric alcohol polyoxyethylene ether phosphate, 1 percent to 3 percent of fatty acid methyl ester polyoxyethylene ether sodium sulfonate, 0.5 percent to 2 percent of polyethylidene polyqudinedrnium, 0.2 percent to 1 percent of a fluorocarbon type surfactant, 5 percent to 10 percent of a washing assistant, 2 percent to 5 percent of a metal chelating agent and the balance of water. The peeling type waterborne cleaning agent for the optical glass, disclosed by the invention, has extremely low surface tension and prominent capabilities in the aspects of wetting effect and permeability; the peeling type waterborne cleaning agent has an extremely low emulsifying capability and basically does not emulsify oil dirt; a peeling type oil dirt washing manner is adopted and the consumption of useful-effect components in the cleaning agent is effectively reduced, so that the service life of the cleaning agent is greatly prolonged and the sewage treatment cost is greatly reduced; the popularization and application of the waterborne cleaning agent are facilitated; meanwhile, the peeling type waterborne cleaning agent does not contain water body polluting components including phosphorus, APE (Alkylphenol Ethoxylates) and the like, so that the peeling type waterborne cleaning agent has environment-friendly components and is easy to degrade.

Description

Technical field [0001] The invention belongs to the technical field of cleaning agents, and specifically relates to a peeling water-based optical glass cleaning agent. Background technique [0002] With the development of the optical electronics industry, the application of optical glass has become more and more extensive, so the demand for cleaning agents used in the production and preparation of optical glass is also increasing. In order to meet increasingly stringent environmental protection requirements, the market has put forward higher requirements for the cleaning performance and environmental performance of cleaning agents. [0003] Optical glass cleaner is mainly used for the cleaning and removal of abrasives, metal ions, organic and inorganic impurities and oil stains remaining on the surface of glass products during the production process of LCD screens, ITO glass substrates, optical lenses, mobile phone glass, sapphire glass, etc. Traditional electronic cleaning indust...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): C11D1/86C11D3/60
CPCC11D1/004C11D1/008C11D1/12C11D1/342C11D1/62C11D1/72C11D1/722C11D1/86C11D3/08C11D3/2086C11D3/30C11D3/33
Inventor 王宇朱广东陈占熊俊超
Owner SHANGHAI YUKING WATER SOLUBLE MATERIAL TECH
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