CN111607463A - Tank washing agent and preparation method and application thereof - Google Patents

Tank washing agent and preparation method and application thereof Download PDF

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Publication number
CN111607463A
CN111607463A CN202010375294.1A CN202010375294A CN111607463A CN 111607463 A CN111607463 A CN 111607463A CN 202010375294 A CN202010375294 A CN 202010375294A CN 111607463 A CN111607463 A CN 111607463A
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China
Prior art keywords
tank
weight
water
washing agent
balance
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Pending
Application number
CN202010375294.1A
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Chinese (zh)
Inventor
胡冬生
袁春风
寨虎
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Nanchang OFilm Display Technology Co Ltd
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Nanchang OFilm Display Technology Co Ltd
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Priority to CN202010375294.1A priority Critical patent/CN111607463A/en
Publication of CN111607463A publication Critical patent/CN111607463A/en
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    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
    • C11D1/02—Anionic compounds
    • C11D1/12—Sulfonic acids or sulfuric acid esters; Salts thereof
    • C11D1/22—Sulfonic acids or sulfuric acid esters; Salts thereof derived from aromatic compounds
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/02—Inorganic compounds ; Elemental compounds
    • C11D3/04—Water-soluble compounds
    • C11D3/042—Acids
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/16—Organic compounds
    • C11D3/20—Organic compounds containing oxygen
    • C11D3/2003—Alcohols; Phenols
    • C11D3/2006—Monohydric alcohols
    • C11D3/201—Monohydric alcohols linear
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/16—Organic compounds
    • C11D3/20—Organic compounds containing oxygen
    • C11D3/2075—Carboxylic acids-salts thereof
    • C11D3/2082—Polycarboxylic acids-salts thereof
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
    • G03F7/00—Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
    • G03F7/26—Processing photosensitive materials; Apparatus therefor
    • G03F7/30—Imagewise removal using liquid means

Abstract

The application provides a washtrough agent for wash developing bath and stripping tank, its characterized in that, the washtrough agent includes following component: inorganic acid, surfactant, organic solvent, solubilizer and water. Use this application during the operation is washd to the tank-washer, not only can clear away carbonic acid class precipitate can also make broken group of dry film aggregate is dissolved and the abundant dispersion to guarantee clean effect, avoid in the course of working because develop not to the greatest extent and lead to copper to remain and the problem of dysfunction.

Description

Tank washing agent and preparation method and application thereof
Technical Field
The invention relates to the technical field of cleaning agents, and particularly relates to a tank cleaning agent and a preparation method and application thereof.
Background
The traditional yellow light process of the touch screen comprises the working procedures of film pressing, exposure, development, etching, film stripping and the like, and in the developing process flow and the film stripping process flow, a developing solution and a stripping solution are needed to dissolve a dry film on the touch screen, the developing solution and the stripping solution generally contain a large amount of carbonate ions, when the composite material is combined with calcium and magnesium ions in water, precipitates are easy to generate, meanwhile, as the main components of a dry film comprise a binder, a monomer, a photoinitiator, a dye, a plasticizer, a tackifier and the like, most of the components are hydrophobic, in the long-term use process of the equipment, a large amount of hydrophobic substances dissolved in the developing solution and the stripping solution can be separated out to a certain degree, once separated out, the hydrophobic substances are easy to coagulate to form dry film agglomerates, in this case, the precipitates and the dry film aggregates are attached to the tank wall, the piping, the nozzle, etc., and affect the performance and the life of the apparatus.
The conventional cleaning method is to use an acidic cleaning agent to remove the carbonic acid precipitate, but the stubborn dry film agglomerate is difficult to clean, so that the problems of incomplete development after tank washing, copper residue, poor function and the like often occur.
Disclosure of Invention
The invention aims to provide a tank washing agent, a preparation method and application thereof, which can not only remove carbonic acid precipitates, but also break and dissolve dry film agglomerates and fully disperse the dry film agglomerates so as to ensure the cleaning effect and avoid the problems of copper residue and poor function caused by incomplete development in the processing process.
The application the washing tank agent is used for cleaning a developing tank and stripping a film tank, and the washing tank agent comprises the following components: inorganic acid, surfactant, organic solvent, solubilizer and water. Use this application during the operation is washd to the tank-washer, not only can clear away carbonic acid class precipitate can also make broken group of dry film aggregate is dissolved and the abundant dispersion to guarantee clean effect, avoid in the course of working because develop not to the greatest extent and lead to copper to remain and the problem of dysfunction.
In one embodiment, the weight of the surfactant is 1% to 10% of the total weight of the tank wash. When the weight percentage of the surfactant is within the range of 1-10%, the dry film agglomerates can be effectively dissolved, and the dosage of the medicament can be controlled, so that the medicament cost is saved.
In one embodiment, the weight of the organic solvent is 15% to 25% of the total weight of the tank wash. When the weight percentage of the organic solvent is in the range of 15-25%, the organic solvent can well dissolve the organic components in the dry film aggregate.
In one embodiment, the weight of the inorganic acid is 15-25% of the total weight of the tank-washing agent, the weight of the solubilizer is 1-10% of the total weight of the tank-washing agent, and the balance is water. When the ratio of the agents is adopted, the tank cleaning agent can be effectively prepared, and the tank cleaning agent has a good cleaning effect.
In one embodiment, the weight of the inorganic acid is 22-25% of the total weight of the tank-washing agent, the weight of the surfactant is 8-10% of the total weight of the tank-washing agent, the weight of the organic solvent is 22-25% of the total weight of the tank-washing agent, the weight of the solubilizer is 8-10% of the total weight of the tank-washing agent, and the balance is water. When the tank cleaning agent is prepared by using the above medicament ratio, the tank cleaning agent has a better cleaning effect, and the problem of incomplete development in the subsequent process can not occur, so that the residual amount of copper is less.
In one embodiment, the mineral acid is at least one of hydrochloric acid and sulfuric acid. The inorganic acid adopts at least one of hydrochloric acid and sulfuric acid, so that the corresponding functional requirements can be met, and the acquisition ways of the hydrochloric acid and the sulfuric acid are simpler and the cost is lower.
In one embodiment, the surfactant is at least one of sodium dodecylbenzene sulfonate, sodium alkyl benzene sulfonate, and sodium tetrapropylene benzene sulfonate. When the surfactant is at least one of the above agents, the washing agent can have a good washing effect.
In one embodiment, the organic solvent is ethanol and the solubilizer is an oxalic acid compound. When the organic solvent is ethanol, a good dissolving effect can be achieved on most organic matters, and meanwhile, the method for obtaining the ethanol is simple and the cost is low; when the solubilizer is an oxalic acid compound, the tank washing agent has better solubilizing effect on the dry film agglomerate.
The preparation method of any one of the above-mentioned washing agents, which is described in the present application, comprises the following steps: weighing inorganic acid, surfactant, organic solvent, solubilizer and water according to a ratio, and uniformly mixing to obtain the water-soluble organic acid. The tank cleaning agent prepared by the preparation method can be used for clearing the carbonic acid precipitate and can also be used for breaking and dissolving the dry film agglomerates and fully dispersing the dry film agglomerates, so that the cleaning effect is ensured, and the problems of copper residue and poor function caused by incomplete development in the processing process are avoided.
The application of any one of the above-mentioned washing agents in cleaning of developing tanks and stripping tanks is provided. The tank-washing agent is applied to the cleaning operation of the developing tank and the stripping tank, and can effectively remove the carbonic acid precipitate and the dry film aggregate attached to the developing tank and the stripping tank, so that the cleaning effect is ensured, and the problems of copper residue and poor function caused by incomplete development in the processing process are avoided.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic view of an in-tank roller not cleaned by a bath detergent provided in an embodiment of the present application.
FIG. 2 is a schematic view of an in-tank roller cleaned by the bath detergent provided by the embodiment of the application.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, the numerical range denoted by "to" in the present specification means a range including numerical values before and after "to" as a minimum value and a maximum value, respectively. In the drawings, elements having similar or identical structures are denoted by the same reference numerals.
The embodiment of the application provides a washtrough agent is used for wasing developing bath and stripping groove, and the washtrough agent includes following component: inorganic acid, surfactant, organic solvent, solubilizer and water. When the tank cleaning agent provided by the embodiment of the application is used for cleaning, the carbonic acid precipitate can be removed, and the dry film aggregate can be broken into aggregates to be dissolved and fully dispersed, so that the cleaning effect is ensured, and the problems of copper residue and poor function caused by incomplete development in the processing process are avoided.
Wherein, the inorganic acid is at least one of hydrochloric acid and sulfuric acid, the surfactant is a sulfonate compound, the surfactant is at least one of sodium dodecyl benzene sulfonate, sodium alkyl benzene sulfonate and sodium tetrapropylene benzene sulfonate, the organic solvent is ethanol, and the solubilizer is an oxalic acid compound.
Example 1
The bath agent provided by the embodiment of the application comprises the following components in parts by weight: 15% of hydrochloric acid, 1% of sodium dodecyl benzene sulfonate, 15% of ethanol, 1% of oxalic acid compounds and the balance of water, and the tank cleaning agent is obtained by weighing and uniformly mixing the components according to the proportion.
Example 2
The bath agent provided by the embodiment of the application comprises the following components in parts by weight: 18% of hydrochloric acid, 3% of sodium dodecyl benzene sulfonate, 20% of ethanol, 1% of oxalic acid compounds and the balance of water, and the tank cleaning agent is obtained by weighing and uniformly mixing the components according to the proportion.
Example 3
The bath agent provided by the embodiment of the application comprises the following components in parts by weight: 20% of hydrochloric acid, 5% of sodium alkyl benzene sulfonate, 22% of ethanol, 5% of oxalic acid compounds and the balance of water, and the tank cleaning agent is obtained by weighing and uniformly mixing the components according to the proportion.
Example 4
The bath agent provided by the embodiment of the application comprises the following components in parts by weight: 22% of hydrochloric acid, 8% of sodium dodecyl benzene sulfonate, 22% of ethanol, 8% of oxalic acid compounds and the balance of water, and the tank cleaning agent is obtained by weighing and uniformly mixing the components according to the proportion.
Example 5
The bath agent provided by the embodiment of the application comprises the following components in parts by weight: 25% of hydrochloric acid, 10% of tetrapropylene sodium benzenesulfonate, 25% of ethanol, 10% of oxalic acid compounds and the balance of water, and weighing and uniformly mixing the components according to the proportion to obtain the tank cleaning agent.
Example 6
The bath agent provided by the embodiment of the application comprises the following components in parts by weight: 15% of sulfuric acid, 5% of sodium dodecyl benzene sulfonate, 15% of ethanol, 1% of oxalic acid compounds and the balance of water, and the tank cleaning agent is obtained by weighing and uniformly mixing the components according to the proportion.
Example 7
The bath agent provided by the embodiment of the application comprises the following components in parts by weight: the tank cleaning agent is prepared by weighing 18% of sulfuric acid, 3% of sodium alkyl benzene sulfonate, 17% of ethanol, 3% of oxalic acid compounds and the balance of water according to the proportion and uniformly mixing.
Example 8
The bath agent provided by the embodiment of the application comprises the following components in parts by weight: the tank cleaning agent is prepared by weighing and uniformly mixing 20% of sulfuric acid, 7% of sodium dodecyl benzene sulfonate, 20% of ethanol, 5% of oxalic acid compounds and the balance of water according to a ratio.
Example 9
The bath agent provided by the embodiment of the application comprises the following components in parts by weight: 22% of sulfuric acid, 8% of sodium dodecyl benzene sulfonate, 20% of ethanol, 7% of oxalic acid compounds and the balance of water, and the tank cleaning agent is obtained by weighing and uniformly mixing the components according to the proportion.
Example 10
The bath agent provided by the embodiment of the application comprises the following components in parts by weight: 25% of sulfuric acid, 9% of tetrapropylene benzene sulfonate, 22% of ethanol, 9% of oxalic acid compounds and the balance of water, and the tank cleaning agent is obtained by weighing and uniformly mixing the components according to the proportion.
Example 11
The bath agent provided by the embodiment of the application comprises the following components in parts by weight: 15% of hydrochloric acid, 1% of sodium dodecyl benzene sulfonate, 16% of ethanol, 5% of oxalic acid compounds and the balance of water, and the tank cleaning agent is obtained by weighing and uniformly mixing the components according to the proportion.
Example 12
The bath agent provided by the embodiment of the application comprises the following components in parts by weight: the tank cleaning agent is prepared by weighing 18% of hydrochloric acid, 3% of sodium alkyl benzene sulfonate, 18% of ethanol, 5% of oxalic acid compounds and the balance of water according to the proportion and uniformly mixing.
Example 13
The bath agent provided by the embodiment of the application comprises the following components in parts by weight: 20% of hydrochloric acid, 5% of sodium dodecyl benzene sulfonate, 21% of ethanol, 5% of oxalic acid compounds and the balance of water, and the tank cleaning agent is obtained by weighing and uniformly mixing the components according to the proportion.
Example 14
The bath agent provided by the embodiment of the application comprises the following components in parts by weight: 22% of hydrochloric acid, 8% of sodium dodecyl benzene sulfonate, 23% of ethanol, 5% of oxalic acid compounds and the balance of water, and the tank cleaning agent is obtained by weighing and uniformly mixing the components according to the proportion.
Example 15
The bath agent provided by the embodiment of the application comprises the following components in parts by weight: 25% of hydrochloric acid, 10% of tetrapropylene sodium benzenesulfonate, 24% of ethanol, 10% of oxalic acid compounds and the balance of water, and weighing and uniformly mixing the components according to the proportion to obtain the tank cleaning agent.
Example 16
The bath agent provided by the embodiment of the application comprises the following components in parts by weight: 15% of sulfuric acid, 5% of sodium dodecyl benzene sulfonate, 15% of ethanol, 3% of oxalic acid compounds and the balance of water, and the tank cleaning agent is obtained by weighing and uniformly mixing the components according to the proportion.
Example 17
The bath agent provided by the embodiment of the application comprises the following components in parts by weight: the tank cleaning agent is prepared by weighing 18% of sulfuric acid, 3% of sodium alkyl benzene sulfonate, 15% of ethanol, 1% of oxalic acid compounds and the balance of water according to the proportion and uniformly mixing.
Example 18
The bath agent provided by the embodiment of the application comprises the following components in parts by weight: the tank cleaning agent is prepared by weighing and uniformly mixing 20% of sulfuric acid, 7% of tetrapropylene sodium benzenesulfonate, 15% of ethanol, 5% of oxalic acid compounds and the balance of water according to a ratio.
Example 19
The bath agent provided by the embodiment of the application comprises the following components in parts by weight: 22% of sulfuric acid, 8% of tetrapropylene benzene sulfonate, 25% of ethanol, 7% of oxalic acid compounds and the balance of water, and the tank cleaning agent is obtained by weighing and uniformly mixing the components according to the proportion.
Example 20
The bath agent provided by the embodiment of the application comprises the following components in parts by weight: 25% of sulfuric acid, 10% of sodium dodecyl benzene sulfonate, 22% of ethanol, 9% of oxalic acid compounds and the balance of water, and the tank cleaning agent is obtained by weighing and uniformly mixing the components according to the proportion.
Example 21
The bath agent provided by the embodiment of the application comprises the following components in parts by weight: 15% of hydrochloric acid, 1% of sodium alkyl benzene sulfonate, 16% of ethanol, 2% of oxalic acid compounds and the balance of water, and the tank cleaning agent is obtained by weighing and uniformly mixing according to the proportion.
Example 22
The bath agent provided by the embodiment of the application comprises the following components in parts by weight: 18% of hydrochloric acid, 3% of sodium dodecyl benzene sulfonate, 15% of ethanol, 5% of oxalic acid compounds and the balance of water, and the tank cleaning agent is obtained by weighing and uniformly mixing according to the proportion.
Example 23
The bath agent provided by the embodiment of the application comprises the following components in parts by weight: 20% of hydrochloric acid, 5% of tetrapropylene sodium benzenesulfonate, 15% of ethanol, 6% of oxalic acid compounds and the balance of water, and the tank cleaning agent is obtained by weighing and uniformly mixing the components according to the proportion.
Example 24
The bath agent provided by the embodiment of the application comprises the following components in parts by weight: 22% of hydrochloric acid, 8% of sodium dodecyl benzene sulfonate, 21% of ethanol, 8% of oxalic acid compounds and the balance of water, and the tank cleaning agent is obtained by weighing and uniformly mixing the components according to the proportion.
Example 25
The bath agent provided by the embodiment of the application comprises the following components in parts by weight: 25% of hydrochloric acid, 10% of sodium alkyl benzene sulfonate, 25% of ethanol, 8% of oxalic acid compounds and the balance of water, and the tank cleaning agent is obtained by weighing and uniformly mixing the components according to the proportion.
Example 26
The bath agent provided by the embodiment of the application comprises the following components in parts by weight: 15% of sulfuric acid, 5% of sodium dodecyl benzene sulfonate, 15% of ethanol, 4% of oxalic acid compounds and the balance of water, and the tank cleaning agent is obtained by weighing and uniformly mixing the components according to the proportion.
Example 27
The bath agent provided by the embodiment of the application comprises the following components in parts by weight: the tank cleaning agent is prepared by weighing 18% of sulfuric acid, 3% of tetrapropylene sodium benzenesulfonate, 20% of ethanol, 1% of oxalic acid compounds and the balance of water according to the proportion and uniformly mixing.
Example 28
The bath agent provided by the embodiment of the application comprises the following components in parts by weight: the tank cleaning agent is prepared by weighing and uniformly mixing 20% of sulfuric acid, 7% of sodium alkyl benzene sulfonate, 20% of ethanol, 1% of oxalic acid compounds and the balance of water according to a ratio.
Example 29
The bath agent provided by the embodiment of the application comprises the following components in parts by weight: 22% of sulfuric acid, 8% of sodium dodecyl benzene sulfonate, 20% of ethanol, 5% of oxalic acid compounds and the balance of water, and the tank cleaning agent is obtained by weighing and uniformly mixing the components according to the proportion.
Example 30
The bath agent provided by the embodiment of the application comprises the following components in parts by weight: 25% of sulfuric acid, 10% of sodium dodecyl benzene sulfonate, 20% of ethanol, 10% of oxalic acid compounds and the balance of water, and the tank cleaning agent is obtained by weighing and uniformly mixing the components according to the proportion.
Example 31
The bath agent provided by the embodiment of the application comprises the following components in parts by weight: 15% of hydrochloric acid, 1% of sodium alkyl benzene sulfonate, 15% of ethanol, 1% of oxalic acid compounds and the balance of water, and the tank cleaning agent is obtained by weighing and uniformly mixing according to the proportion.
Example 32
The bath agent provided by the embodiment of the application comprises the following components in parts by weight: 18% of hydrochloric acid, 3% of sodium dodecyl benzene sulfonate, 20% of ethanol, 1% of oxalic acid compounds and the balance of water, and the tank cleaning agent is obtained by weighing and uniformly mixing the components according to the proportion.
Example 33
The bath agent provided by the embodiment of the application comprises the following components in parts by weight: 20% of hydrochloric acid, 5% of tetrapropylene sodium benzenesulfonate, 22% of ethanol, 1% of oxalic acid compounds and the balance of water, and the tank cleaning agent is obtained by weighing and uniformly mixing the components according to the proportion.
Example 34
The bath agent provided by the embodiment of the application comprises the following components in parts by weight: 22% of hydrochloric acid, 8% of sodium dodecyl benzene sulfonate, 20% of ethanol, 9% of oxalic acid compounds and the balance of water, and the tank cleaning agent is obtained by weighing and uniformly mixing the components according to the proportion.
Example 35
The bath agent provided by the embodiment of the application comprises the following components in parts by weight: 25% of hydrochloric acid, 10% of sodium alkyl benzene sulfonate, 25% of ethanol, 10% of oxalic acid compounds and the balance of water, and the tank cleaning agent is obtained by weighing and uniformly mixing the components according to the proportion.
Example 36
The bath agent provided by the embodiment of the application comprises the following components in parts by weight: 15% of sulfuric acid, 5% of tetrapropylene sodium benzenesulfonate, 15% of ethanol, 1% of oxalic acid compounds and the balance of water, and the tank cleaning agent is obtained by weighing and uniformly mixing the components according to the proportion.
Example 37
The bath agent provided by the embodiment of the application comprises the following components in parts by weight: the tank cleaning agent is prepared by weighing 18% of sulfuric acid, 1% of sodium dodecyl benzene sulfonate, 2% of sodium alkyl benzene sulfonate, 18% of ethanol, 1% of oxalic acid compounds and the balance of water according to the proportion and uniformly mixing.
Example 38
The bath agent provided by the embodiment of the application comprises the following components in parts by weight: the tank cleaning agent is prepared by weighing and uniformly mixing 20% of sulfuric acid, 2% of sodium dodecyl benzene sulfonate, 5% of tetrapropylene sodium benzenesulfonate, 20% of ethanol, 5% of oxalic acid compounds and the balance of water according to a ratio.
Example 39
The bath agent provided by the embodiment of the application comprises the following components in parts by weight: 22% of sulfuric acid, 7% of sodium alkyl benzene sulfonate, 1% of tetrapropylene sodium benzenesulfonate, 22% of ethanol, 8% of oxalic acid compounds and the balance of water, and weighing and uniformly mixing the components according to the proportion to obtain the tank cleaning agent.
Example 40
The bath agent provided by the embodiment of the application comprises the following components in parts by weight: 25% of sulfuric acid, 3% of sodium dodecyl benzene sulfonate, 2% of sodium tetrapropylene benzene sulfonate, 4% of sodium alkyl benzene sulfonate, 25% of ethanol, 10% of oxalic acid compounds and the balance of water are weighed according to the proportion and uniformly mixed to obtain the tank cleaning agent.
The developing tank and the film stripping tank are cleaned by the tank cleaning agent provided by the embodiment, the yellow light process flow is continuously carried out after cleaning, whether effective cleaning is carried out or not is judged by measuring the copper residual quantity on the product to be processed, and the lower the copper residual quantity is, the smaller the deposition and the adhesion quantity of the dry film agglomerates in the process flow is, and the better the cleaning effect is.
According to analysis, when the components and the weight ratio of the tank cleaning agent are as follows: 15-20% of inorganic acid, 1-5% of surfactant, 15-20% of organic solvent, 1-5% of solubilizer and the balance of water, wherein the residual copper content of the product to be processed is 1.5%.
When the components and the weight ratio of the tank washing agent are as follows: 20-22% of inorganic acid, 5-8% of surfactant, 20-22% of organic solvent, 5-8% of solubilizer and the balance of water, and the residual copper content of the product to be processed is 0.7%.
When the components and the weight ratio of the tank washing agent are as follows: 22-25% of inorganic acid, 8-10% of surfactant, 20-25% of organic solvent, 8-10% of solubilizer and the balance of water, and the residual copper content of the product to be processed is 0.4%.
The existence of the inorganic acid can effectively regulate and control the pH value of the tank cleaning agent, and regulate the pH value of the environment where the tank cleaning agent is located in the cleaning operation, so that the tank cleaning agent has a good cleaning effect; the existence of the surfactant can change the surface activity of the dry film agglomerate to a certain degree, so that the surface of the dry film agglomerate is hydrophilic and is easier to dissolve; the organic solvent can dissolve the organic matters in the dry film agglomerates, so that the dispersion of the dry film agglomerates is facilitated; the existence of the solubilizer can improve the solubility of part of components in the dry film aggregate to a certain extent, so that the dry film aggregate is easier to dissolve; water can be used as a common solvent. The components of the medicament are used in a matching way to form the tank washing agent, so that the tank washing agent has a good cleaning effect on carbonic acid precipitates and dry film agglomerates.
In conclusion, the tank cleaning agent provided by the embodiment of the application is applied to the cleaning operation of the developing tank and the stripping tank, and can effectively remove carbonic acid precipitates and dry film aggregates attached in the developing tank and the stripping tank, so that the cleaning effect is ensured, and the problems of copper residue and poor function caused by incomplete development in the processing process are avoided.
The technical features of the above-described embodiments may be arbitrarily combined, and for the sake of brief description, all possible combinations of the technical features in the above-described embodiments are not described, but the scope of the present description should be considered as being included in the scope of the present description as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims (10)

1. A trough washing agent is used for cleaning a developing tank and a stripping tank and is characterized by comprising the following components: inorganic acid, surfactant, organic solvent, solubilizer and water.
2. The tank wash according to claim 1, wherein the surfactant is present in an amount of 1-10% by weight based on the total weight of the tank wash.
3. The tank-washing agent according to claim 1, wherein the weight of the organic solvent is 15-25% of the total weight of the tank-washing agent.
4. The tank-washing agent according to claim 1, wherein the weight of the inorganic acid is 15-25% of the total weight of the tank-washing agent, the weight of the solubilizer is 1-10% of the total weight of the tank-washing agent, and the balance is water.
5. The tank-washing agent according to claim 1, wherein the weight of the inorganic acid is 22-25% of the total weight of the tank-washing agent, the weight of the surfactant is 8-10% of the total weight of the tank-washing agent, the weight of the organic solvent is 22-25% of the total weight of the tank-washing agent, the weight of the solubilizer is 8-10% of the total weight of the tank-washing agent, and the balance is water.
6. The bath agent according to claim 1, wherein the inorganic acid is at least one of hydrochloric acid and sulfuric acid.
7. The tank wash of claim 1, wherein the surfactant is at least one of sodium dodecylbenzene sulfonate, sodium alkyl benzene sulfonate, and sodium tetrapropylbenzene sulfonate.
8. The tank-washing agent according to claim 1, wherein the organic solvent is ethanol and the solubilizer is an oxalic acid compound.
9. A process for preparing a bath agent according to any of claims 1 to 8, wherein the bath agent is prepared by uniformly mixing an inorganic acid, a surfactant, an organic solvent, a solubilizer and water.
10. Use of a bath agent according to any of claims 1-8 in cleaning of developing baths and stripping baths.
CN202010375294.1A 2020-05-06 2020-05-06 Tank washing agent and preparation method and application thereof Pending CN111607463A (en)

Priority Applications (1)

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CN202010375294.1A CN111607463A (en) 2020-05-06 2020-05-06 Tank washing agent and preparation method and application thereof

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102757871A (en) * 2012-06-19 2012-10-31 瀚宇博德科技（江阴）有限公司 Cleaning agent for dry-film developing tank of printed circuit board (PCB) and preparation method of cleaning agent
CN106434011A (en) * 2016-08-31 2017-02-22 珠海顺泽科技股份有限公司 Developing bath cleaning agent used for manufacture procedure of PCB
CN108373950A (en) * 2017-10-26 2018-08-07 信丰正天伟电子科技有限公司 A kind of cleaning agent and cleaning for PCB dry film developing troughs
CN109234036A (en) * 2018-09-19 2019-01-18 珠海特普力高精细化工有限公司 A kind of environment-friendly type developing trough dirt removal agent and preparation method thereof and application method
CN111019430A (en) * 2019-12-20 2020-04-17 四川省蜀爱新材料有限公司 PCB developing dry film/printing ink tank cleaning agent and use method thereof

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102757871A (en) * 2012-06-19 2012-10-31 瀚宇博德科技（江阴）有限公司 Cleaning agent for dry-film developing tank of printed circuit board (PCB) and preparation method of cleaning agent
CN106434011A (en) * 2016-08-31 2017-02-22 珠海顺泽科技股份有限公司 Developing bath cleaning agent used for manufacture procedure of PCB
CN108373950A (en) * 2017-10-26 2018-08-07 信丰正天伟电子科技有限公司 A kind of cleaning agent and cleaning for PCB dry film developing troughs
CN109234036A (en) * 2018-09-19 2019-01-18 珠海特普力高精细化工有限公司 A kind of environment-friendly type developing trough dirt removal agent and preparation method thereof and application method
CN111019430A (en) * 2019-12-20 2020-04-17 四川省蜀爱新材料有限公司 PCB developing dry film/printing ink tank cleaning agent and use method thereof

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