CN108373950A - A kind of cleaning agent and cleaning for PCB dry film developing troughs - Google Patents
A kind of cleaning agent and cleaning for PCB dry film developing troughs Download PDFInfo
- Publication number
- CN108373950A CN108373950A CN201711011574.9A CN201711011574A CN108373950A CN 108373950 A CN108373950 A CN 108373950A CN 201711011574 A CN201711011574 A CN 201711011574A CN 108373950 A CN108373950 A CN 108373950A
- Authority
- CN
- China
- Prior art keywords
- dry film
- cleaning
- cleaning agent
- water
- groove body
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000004140 cleaning Methods 0.000 title claims abstract description 31
- 239000012459 cleaning agent Substances 0.000 title claims abstract description 31
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims abstract description 54
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims abstract description 36
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 29
- 239000002904 solvent Substances 0.000 claims abstract description 19
- 239000004094 surface-active agent Substances 0.000 claims abstract description 19
- 230000002000 scavenging effect Effects 0.000 claims abstract description 11
- 239000003599 detergent Substances 0.000 claims abstract description 10
- 238000003756 stirring Methods 0.000 claims description 5
- POAOYUHQDCAZBD-UHFFFAOYSA-N 2-butoxyethanol Chemical compound CCCCOCCO POAOYUHQDCAZBD-UHFFFAOYSA-N 0.000 claims description 3
- ZNQVEEAIQZEUHB-UHFFFAOYSA-N 2-ethoxyethanol Chemical compound CCOCCO ZNQVEEAIQZEUHB-UHFFFAOYSA-N 0.000 claims description 3
- 239000010865 sewage Substances 0.000 claims description 3
- 239000004721 Polyphenylene oxide Substances 0.000 claims description 2
- 230000002045 lasting effect Effects 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims description 2
- 229920000570 polyether Polymers 0.000 claims description 2
- 238000004090 dissolution Methods 0.000 abstract description 14
- 238000004519 manufacturing process Methods 0.000 abstract description 12
- 238000000034 method Methods 0.000 abstract description 8
- JLVVSXFLKOJNIY-UHFFFAOYSA-N Magnesium ion Chemical compound [Mg+2] JLVVSXFLKOJNIY-UHFFFAOYSA-N 0.000 abstract description 6
- 239000002253 acid Substances 0.000 abstract description 6
- 239000013078 crystal Substances 0.000 abstract description 6
- 238000005265 energy consumption Methods 0.000 abstract description 6
- 229910001425 magnesium ion Inorganic materials 0.000 abstract description 6
- 230000007423 decrease Effects 0.000 abstract description 5
- BHPQYMZQTOCNFJ-UHFFFAOYSA-N Calcium cation Chemical compound [Ca+2] BHPQYMZQTOCNFJ-UHFFFAOYSA-N 0.000 abstract description 2
- 229910001424 calcium ion Inorganic materials 0.000 abstract description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 4
- 239000011575 calcium Substances 0.000 description 4
- 229910052791 calcium Inorganic materials 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000005406 washing Methods 0.000 description 4
- 230000003628 erosive effect Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 241000208340 Araliaceae Species 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 1
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000000476 body water Anatomy 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 235000008434 ginseng Nutrition 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000006210 lotion Substances 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
Classifications
-
- 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
- C11D1/66—Non-ionic compounds
- C11D1/72—Ethers of polyoxyalkylene glycols
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/04—Cleaning involving contact with liquid
- B08B3/08—Cleaning involving contact with liquid the liquid having chemical or dissolving effect
-
- 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
- C11D1/008—Polymeric surface-active agents
-
- 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
- C11D3/2068—Ethers
-
- 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
- C11D3/2079—Monocarboxylic acids-salts thereof
-
- C11D2111/22—
-
- C11D2111/44—
Abstract
The present invention relates to cleaning agent, detergent fields, provide a kind of cleaning agent and its cleaning for PCB dry film developing troughs.It is grouped as by the group that content is following mass percent：Sulfuric acid：10~20%；Acetic acid：10~30%；Solubilizer：1~5%；Surfactant：0.5~3%；Water：Surplus.The present invention can efficiently emulsify its dry film residue, to make acid system faster with remain on calcium ions and magnesium ions crystal in dry film residue carry out reacting so temperature decline, scavenging period shorten, improve dry film residue dissolution rate；Its cleaning performance is substantially better than the cleaning way of conventional cleaning agent, and can efficiently remove groove body residue, ensures that PCB processing procedures normally produce, and can save certain energy consumption and improve production capacity, has certain economy and environment protection significance.
Description
Technical field
The present invention relates to cleaning agent, detergent field more particularly to a kind of cleaning agents for PCB dry film developing troughs.
Background technology
Currently, substrates of the PCB as electronic device device, quality directly decide the performance of entire circuit.And in PCB
Manufacturing process in, dry film processing procedure is particularly important, constantly has dry film using duration passage with developing trough in dry film processing procedure
Or the residue of wet film is adhered on idler wheel or groove body, it is therefore desirable to dry film developing trough is cleaned, conventional detergent,
It is usually directly handled, is found in actual use, this kind of alkaline cleaner using Strong oxdiative sodium, not only needed in cleaning
Heat treatment is carried out to enhance the solubility to dry film residue, and scavenging period is longer, cleaning performance is not good enough.
Invention content
In view of the above-mentioned problems, technical problem to be solved by the invention is to provide a kind of for the clear of PCB dry film developing troughs
Lotion, cleaning temperature requirement is relatively low, scavenging period is short while cleaning performance is good.
It is as follows using technical solution：
A kind of cleaning agent for PCB dry film developing troughs is grouped as by the group that content is following mass percent：
Sulfuric acid：10~20%；
Acetic acid：10~30%；
Solubilizer：1~5%；
Surfactant：0.5~3%；
Water：Surplus.
The sum of mass percent of the above component is 100%；
The substance is all with the Mass Calculation of pure material.
Preferably, it is grouped as by the group that content is following mass percent：
Sulfuric acid：13~17%；
Acetic acid：15~25%；
Solubilizer：2~4%；
Surfactant：1.5~2%；
Water：Surplus.
The sum of mass percent of the above component is 100%.
Specifically,
One or more in the preferred ethylene glycol monobutyl ether of the solubilizer or ethylene glycol ethyl ether, for removing dry film
Organic residue during ginseng slag is residual；Ethylene glycol monobutyl ether or ethylene glycol ethyl ether are water-soluble, and to organic in dry film residue
Residue has certain dissolubility.
The preferred water soluble polyether of surfactant, can completely mix with sulfuric acid, acetic acid, since it has the spy of inverse dissolubility
Point has synergistic effect for surface reactive material, effectively reduces medical liquid surface tension and cleaning action.
A kind of cleaning of cleaning agent for PCB dry film developing troughs, step are：
(1) at normal temperatures, developing trough is cleaned three times with clear water；
(2) cleaning agent is allocated in water filling in groove body, sulfuric acid, acetic acid is sequentially added after being stirred and being uniformly dissolved in water,
Solubilizer, surfactant are added, is stirred evenly；
(3) according to the groove body residue of developing trough again water filling allocate detergent concentration, generally 21%~50%；
(4) it is cleaned using lasting stirring or circulated sprinkling mode, scavenging period is 1~1.5h；
(5) sewage in groove body is discharged, then is rinsed three times with clear water, is i.e. cleaning is completed.
Beneficial effects of the present invention：Its dry film residue can efficiently be emulsified, to make acid system faster with remain on
Calcium ions and magnesium ions crystal carries out reaction so temperature declines, and scavenging period shortens in dry film residue, improves the dissolving of dry film residue
Rate；Its cleaning performance is substantially better than the cleaning way of conventional cleaning agent, and can efficiently remove groove body residue, ensures PCB processing procedures
Normal production, and certain energy consumption can be saved and improve production capacity, there is certain economy and environment protection significance.
Specific implementation mode
Below in conjunction with the embodiment of the present invention, technical scheme of the present invention is clearly and completely described, it is clear that institute
The embodiment of description is only a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention,
Every other embodiment obtained by those of ordinary skill in the art without making creative efforts, belongs to this hair
The range of bright protection.
Clear, complete description, certainly, described embodiment are carried out to the technical solution in patent of invention example below
The only a part of embodiment of the present invention, instead of all the embodiments.Based on embodiment in the present invention, ordinary skill
Personnel do not make the every other embodiment obtained under the premise of creative work, belong to the scope of the present invention.
Embodiment 1
A kind of cleaning agent for PCB dry film developing troughs is grouped as by the group that content is following mass percent：
Sulfuric acid：15kg；
Acetic acid：20kg；
Solubilizer：3kg；
Surfactant：1.25kg；
Water：60.75kg.
Clear water cleans developing trough three times, at normal temperatures, in groove body water filling allocate cleaning agent, by above-mentioned formula by sulfuric acid,
Acetic acid sequentially adds be stirred and be uniformly dissolved in water after, add solubilizer, surfactant, stir evenly.
Detergent concentration, generally 21%~50% are allocated again according to the groove body residue of developing trough.It can be used and continue
Stirring or circulated sprinkling mode are cleaned, and scavenging period is 1~1.5h.Sewage in groove body is discharged after cleaning, then three are rinsed with clear water
Time, that is, complete cleaning.The dissolution rate of groove body residue is up to 95% or more.After the completion of cleaning after testing, only slight for groove body
Corrosion.
The present invention can efficiently emulsify its dry film residue, to make acid system faster with remain on calcium in dry film residue
Magnesium ion crystal carries out reaction so temperature can decline, and scavenging period shortens, and improves dry film residue dissolution rate；It is clear
The cleaning way with obvious effects better than conventional cleaning agent is washed, and can efficiently remove groove body residue, ensures that PCB processing procedures are normally given birth to
Production, and certain energy consumption can be saved and improve production capacity.
Embodiment 2
A kind of cleaning agent for PCB dry film developing troughs is grouped as by the group that content is following mass percent：
Sulfuric acid：10kg；
Acetic acid：30kg；
Solubilizer：5kg；
Surfactant：0.5kg；
Water：54.5kg.
By above-mentioned formula sulfuric acid, acetic acid are sequentially added after mixed dissolution is uniform in water using preceding in cleaning agent, is added and increases
Solvent, surfactant are stirred evenly and be can be used.
It is i.e. capable of washing at normal temperatures, detergent concentration is determined according to the groove body residue of developing trough, using 21%.When cleaning
Between be 1.5h.The dissolution rate of groove body residue is up to 95% or more.After the completion of cleaning after testing, it is corrosion-free to visually observe groove body.
Embodiment 3
A kind of cleaning agent for PCB dry film developing troughs is grouped as by the group that content is following mass percent：
Sulfuric acid：20kg；
Acetic acid：10kg；
Solubilizer：1kg；
Surfactant：3kg；
Water：66kg.
By above-mentioned formula sulfuric acid, acetic acid are sequentially added after mixed dissolution is uniform in water using preceding in cleaning agent, is added and increases
Solvent, surfactant are stirred evenly and be can be used.
It is i.e. capable of washing at normal temperatures, detergent concentration is determined according to the groove body residue of developing trough, using 25%.When cleaning
Between be 1.5h.The dissolution rate of groove body residue is up to 95% or more.After the completion of cleaning after testing, only has slight erosion for groove body.
The present invention can efficiently emulsify its dry film residue, to make acid system faster with remain on calcium in dry film residue
Magnesium ion crystal carries out reaction so temperature can decline, and scavenging period shortens, and improves dry film residue dissolution rate；It is clear
The cleaning way with obvious effects better than conventional cleaning agent is washed, and can efficiently remove groove body residue, ensures that PCB processing procedures are normally given birth to
Production, and certain energy consumption can be saved and improve production capacity.
Embodiment 4
A kind of cleaning agent for PCB dry film developing troughs is grouped as by the group that content is following mass percent：
Sulfuric acid：13kg；
Acetic acid：15kg；
Solubilizer：2kg；
Surfactant：1.5kg；
Water：68.5kg.
By above-mentioned formula sulfuric acid, acetic acid are sequentially added after mixed dissolution is uniform in water using preceding in cleaning agent, is added and increases
Solvent, surfactant are stirred evenly and be can be used.
It is i.e. capable of washing at normal temperatures, detergent concentration is determined according to the groove body residue of developing trough, using 30%.When cleaning
Between be 1.5h.The dissolution rate of groove body residue is up to 95% or more.After the completion of cleaning after testing, only has slight erosion for groove body.
The present invention can efficiently emulsify its dry film residue, to make acid system faster with remain on calcium in dry film residue
Magnesium ion crystal carries out reaction so temperature can decline, and scavenging period shortens, and improves dry film residue dissolution rate；It is clear
The cleaning way with obvious effects better than conventional cleaning agent is washed, and can efficiently remove groove body residue, ensures that PCB processing procedures are normally given birth to
Production, and certain energy consumption can be saved and improve production capacity.
Embodiment 5
A kind of cleaning agent for PCB dry film developing troughs is grouped as by the group that content is following mass percent：
Sulfuric acid：17kg；
Acetic acid：25kg；
Solubilizer：4kg；
Surfactant：2kg；
Water：52kg.
By above-mentioned formula sulfuric acid, acetic acid are sequentially added after mixed dissolution is uniform in water using preceding in cleaning agent, is added and increases
Solvent, surfactant are stirred evenly and be can be used.
It is i.e. capable of washing at normal temperatures, detergent concentration is determined according to the groove body residue of developing trough, using 50%.When cleaning
Between be 1h.The dissolution rate of groove body residue is up to 95% or more.After the completion of cleaning after testing, there is slight erosion for groove body.
The present invention can efficiently emulsify its dry film residue, to make acid system faster with remain on calcium in dry film residue
Magnesium ion crystal carries out reaction so temperature can decline, and scavenging period shortens, and improves dry film residue dissolution rate；It is clear
The cleaning way with obvious effects better than conventional cleaning agent is washed, and can efficiently remove groove body residue, ensures that PCB processing procedures are normally given birth to
Production, and certain energy consumption can be saved and improve production capacity.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
Understanding without departing from the principles and spirit of the present invention can carry out these embodiments a variety of variations, modification, replace
And modification, the scope of the present invention is defined by the appended.
Claims (5)
1. a kind of cleaning agent for PCB dry film developing troughs, which is characterized in that it is by the component that content is following mass percent
Composition：
Sulfuric acid：10~20%；
Acetic acid：10~30%；
Solubilizer：1~5%；
Surfactant：0.5~3%；
Water：Surplus.
The sum of mass percent of the above component is 100%.
2. the cleaning agent according to claim 1 for PCB dry film developing troughs, it is characterised in that：It is following by content
The group of mass percent is grouped as：
Sulfuric acid：13~17%；
Acetic acid：15~25%；
Solubilizer：2~4%；
Surfactant：1.5~2%；
Water：Surplus.
3. the cleaning agent according to claim 1 or 2 for PCB dry film developing troughs, it is characterised in that：The solubilizer is
One or more in ethylene glycol monobutyl ether or ethylene glycol ethyl ether.
4. the cleaning agent according to claim 1 or 2 for PCB dry film developing troughs, it is characterised in that：The surface-active
Agent is water soluble polyether.
5. a kind of cleaning agent and cleaning for PCB dry film developing troughs according to claim 1 or 2, feature exist
In step is：
(1) at normal temperatures, developing trough is cleaned three times with clear water；
(2) cleaning agent is allocated in water filling in groove body, sulfuric acid, acetic acid is sequentially added after being stirred and being uniformly dissolved in water, then is added
Enter solubilizer, surfactant, stirs evenly；
(3) according to the groove body residue of developing trough again water filling allocate detergent concentration, generally 21%~50%；
(4) it is cleaned using lasting stirring or circulated sprinkling mode, scavenging period is 1~1.5h；
(5) sewage in groove body is discharged, then is rinsed three times with clear water, is i.e. cleaning is completed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711011574.9A CN108373950A (en) | 2017-10-26 | 2017-10-26 | A kind of cleaning agent and cleaning for PCB dry film developing troughs |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711011574.9A CN108373950A (en) | 2017-10-26 | 2017-10-26 | A kind of cleaning agent and cleaning for PCB dry film developing troughs |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108373950A true CN108373950A (en) | 2018-08-07 |
Family
ID=63016346
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711011574.9A Pending CN108373950A (en) | 2017-10-26 | 2017-10-26 | A kind of cleaning agent and cleaning for PCB dry film developing troughs |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108373950A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108103557A (en) * | 2017-12-26 | 2018-06-01 | 廊坊京磁精密材料有限公司 | For the electrophoresis tub cleaning method of neodymium iron boron magnetic body ability cathode electrophoresis |
| CN109097204A (en) * | 2018-08-23 | 2018-12-28 | 中山市博锐电子材料有限公司 | A kind of clear tank liquor and production technology |
| 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 |
| CN110684606A (en) * | 2019-10-28 | 2020-01-14 | 江苏本川智能电路科技股份有限公司 | Liquid medicine for cleaning PCB green oil and preparation method thereof |
| CN111607463A (en) * | 2020-05-06 | 2020-09-01 | 南昌欧菲显示科技有限公司 | Tank washing agent and preparation method and application thereof |
| CN113134498A (en) * | 2021-04-16 | 2021-07-20 | 新余市木林森线路板有限公司 | Cleaning process of dry film developing machine for circuit board |
Citations (2)
| 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 |
-
2017
- 2017-10-26 CN CN201711011574.9A patent/CN108373950A/en active Pending
Patent Citations (2)
| 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 |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108103557A (en) * | 2017-12-26 | 2018-06-01 | 廊坊京磁精密材料有限公司 | For the electrophoresis tub cleaning method of neodymium iron boron magnetic body ability cathode electrophoresis |
| CN109097204A (en) * | 2018-08-23 | 2018-12-28 | 中山市博锐电子材料有限公司 | A kind of clear tank liquor and production technology |
| 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 |
| CN110684606A (en) * | 2019-10-28 | 2020-01-14 | 江苏本川智能电路科技股份有限公司 | Liquid medicine for cleaning PCB green oil and preparation method thereof |
| CN110684606B (en) * | 2019-10-28 | 2021-05-11 | 江苏本川智能电路科技股份有限公司 | Liquid medicine for cleaning PCB green oil and preparation method thereof |
| CN111607463A (en) * | 2020-05-06 | 2020-09-01 | 南昌欧菲显示科技有限公司 | Tank washing agent and preparation method and application thereof |
| CN113134498A (en) * | 2021-04-16 | 2021-07-20 | 新余市木林森线路板有限公司 | Cleaning process of dry film developing machine for circuit board |
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Application publication date: 20180807 |