CN109112540A - A kind of preparation method for dodging erosion solution additive and the sudden strain of a muscle erosion liquid comprising the additive - Google Patents
A kind of preparation method for dodging erosion solution additive and the sudden strain of a muscle erosion liquid comprising the additive Download PDFInfo
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- CN109112540A CN109112540A CN201810902208.0A CN201810902208A CN109112540A CN 109112540 A CN109112540 A CN 109112540A CN 201810902208 A CN201810902208 A CN 201810902208A CN 109112540 A CN109112540 A CN 109112540A
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- sudden strain
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- erosion
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F1/00—Etching metallic material by chemical means
- C23F1/10—Etching compositions
- C23F1/14—Aqueous compositions
- C23F1/16—Acidic compositions
- C23F1/18—Acidic compositions for etching copper or alloys thereof
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- General Chemical & Material Sciences (AREA)
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- Metallurgy (AREA)
- Organic Chemistry (AREA)
- ing And Chemical Polishing (AREA)
Abstract
It the invention discloses a kind of sudden strain of a muscle erosion solution additive for wiring board processing and its include that the preparation method of liquid is lost in the sudden strain of a muscle of the additive, sudden strain of a muscle erosion solution additive of the invention is by weight, by following material composition: 5-20 parts of propyl alcohol, 1-5 parts of metronidazole, 0.5-5 parts of pyrazoles, 0.5-5 parts of sulfanilamide (SN), 0.5-5 parts of sulphathiazole, 0.5-5 parts of sulfuric acid, 50-100 parts of deionized water.The sudden strain of a muscle erosion liquid obtained according to the preparation method for dodging erosion liquid in invention dodges to copper coating board processing and loses high-efficient and PCB surface without obvious hole.
Description
Technical field
The present invention relates to circuit board etching fields, lose solution additive more particularly to a kind of sudden strain of a muscle and include the sudden strain of a muscle of the additive
Lose the preparation method of liquid.
Background technique
In the process of printed wiring board, in order to realize the preparation of unleaded product, it will usually in the substrate of semiconductor
The unleaded metal layer of upper coating cupric, and occurred instead after the developing process link to wiring board using etching solution and metal layer
It answers, and the part of printed patterns non-on wiring board is etched dissolution to form the route of wiring board.Usually select copper erosion
Liquid is carved to handle wiring board.But etch effect will be brought bad if the formula of etching solution is unreasonable, etch boundary
The problems such as fuzzy and etching efficiency is low.
Summary of the invention
There is provided one kind the present invention solves the technical problem of the present invention may be implemented to carry out fast-etching to wiring board
And it not will cause the sudden strain of a muscle erosion solution additive of the etching obscurity boundary of wiring board and the preparation side for dodging erosion liquid it includes the additive
Method.
In order to solve the above technical problems, one technical scheme adopted by the invention is that: the present invention provides a kind of sudden strains of a muscle to lose liquid
Additive, by weight, by following material composition: 5-20 parts of propyl alcohol, 1-5 parts of metronidazole, 0.5-5 parts of pyrazoles, sulfanilamide (SN) 0.5-5
Part, 0.5-5 parts of sulphathiazole, 0.5-5 parts of sulfuric acid, 50-100 parts of deionized water.
Preferably, solution additive is lost in the sudden strain of a muscle, and by weight, by following material composition: 8-15 parts of propyl alcohol, metronidazole
2-4 parts, 1-3 parts of pyrazoles, 1-3 parts of sulfanilamide (SN), 1-3 parts of sulphathiazole, 1-3 parts of sulfuric acid, 70-90 parts of deionized water.
Preferably, solution additive is lost in the sudden strain of a muscle, and by weight, by following material composition: 10 parts of propyl alcohol, metronidazole 2
Part, 1 part of pyrazoles, 1 part of sulfanilamide (SN), 1 part of sulphathiazole, 1 part of sulfuric acid, 84 parts of deionized water.
Preferably, the preparation method of the sudden strain of a muscle erosion solution additive, includes the following steps:
(1) sulfuric acid is slowly added into deionized water, dissolution is complete；
(2) sulphathiazole is added into the solution of step (1), and system temperature is increased to 70 degrees Celsius, adjusts revolving speed to 20-
30 revs/min, until without insoluble matter in system；
(3) metronidazole, pyrazoles and sulfanilamide (SN) are added into the solution of step (2), stirs uniform to system.
Preferably, the preparation method of the sudden strain of a muscle erosion liquid, includes the following steps:
(1) deionized water of 720 parts by volume is added into reaction kettle；
(2) 140 parts by volume of sulfuric acid of 61.5% concentration is added into reaction kettle, stirs evenly；
(3) 85 parts by volume of hydrogen peroxide of 34.5% concentration is added into reaction kettle, stirs evenly；
(4) sudden strain of a muscle described in any one of claim 1-3 claim is added into reaction kettle and loses 30 parts by volume of liquid, stirring is equal
It is even；
(5) 30 parts by weight of copper powder are added into reaction kettle, and open cooling device in copper powder course of dissolution, it is ensured that is warm in reaction kettle
Degree is no more than 40 degrees Celsius.
Preferably, the copper powder is added in reaction kettle in three times.
The beneficial effects of the present invention are: sudden strain of a muscle erosion solution additive of the invention using propyl alcohol play in wiring board copper it is quick
Dissolution, and in metronidazole, pyrazoles are etched dissolution to the copper ion in wiring board under the action of sulfanilamide (SN) and sulphathiazole, because
And can be improved the etching efficiency to wiring board using the sudden strain of a muscle erosion liquid that sudden strain of a muscle erosion solution additive of the invention is prepared, greatly subtract
Lack etching period, and avoided etching non-uniform phenomenon, improves the efficiency and yields of circuit board etching.
Detailed description of the invention
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, in which:
Fig. 1 is that the picture of the PCB surface of liquid processing under the microscope is lost using the sudden strain of a muscle of the embodiment of the present invention 1；
Fig. 2 is that the picture of the PCB surface of liquid processing under the microscope is lost using the sudden strain of a muscle of the embodiment of the present invention 2；
Fig. 3 is that the picture of the PCB surface of liquid processing under the microscope is lost using the sudden strain of a muscle of the embodiment of the present invention 3；
Fig. 4 is that the picture of the PCB surface of liquid processing under the microscope is lost using the sudden strain of a muscle of the embodiment of the present invention 4；
Fig. 5 is that the picture of the PCB surface of liquid processing under the microscope is lost using the sudden strain of a muscle of the embodiment of the present invention 5.
Specific embodiment
The technical scheme in the embodiments of the invention will be clearly and completely described below, it is clear that described implementation
Example is only a part of the embodiments of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, this field is common
Technical staff's all other embodiment obtained without making creative work belongs to the model that the present invention protects
It encloses.
Solution additive is lost in sudden strain of a muscle of the invention, using propyl alcohol and cooperates pyrazoles and metronidazole, sulfanilamide (SN) and sulphathiazole to dodge
Cracking dissolved efficiency can be had to the copper ion in wiring board by losing liquid, by sudden strain of a muscle erosion solution additive of the invention and sulfuric acid and pair
Oxygen water is used in compounding, and adds copper powder in dodging erosion liquid, so that the sudden strain of a muscle erosion effect for dodging erosion liquid is good, the phenomenon that no paste side.
The effect for dodging erosion liquid is determined to use following analysis method in the present invention: by the PCB surface by dodging erosion processing
It observes under an electron microscope, observe the smooth degree on surface and obvious hole whether occurs.
For the content that the present invention will be described in detail, it is as follows now to enumerate embodiment:
Embodiment 1
Each substance by weight, is prepared: 5 g of propyl alcohol, metronidazole 1 according to the following formulation in the sudden strain of a muscle erosion formula of liquid of the present embodiment
G, pyrazoles 0.5g, 0.5 g of sulfanilamide (SN), 0.5 g of sulphathiazole, sulfuric acid 0.5 g, deionized water 50g.
The sudden strain of a muscle erosion solution additive is prepared as follows:
(1) sulfuric acid is slowly added into deionized water, dissolution is complete；
(2) sulphathiazole is added into the solution of step (1), and system temperature is increased to 70 degrees Celsius, adjusts revolving speed to 20-
30 revs/min, until without insoluble matter in system；
(3) metronidazole, pyrazoles and sulfanilamide (SN) are added into the solution of step (2), stirs uniform to system.
The process for preparation of the sudden strain of a muscle erosion liquid of the present embodiment carries out as follows:
(1) deionized water of 720 ml is added into beaker；
(2) 140 ml of sulfuric acid of 61.5% concentration is added into beaker, stirs evenly；
(3) 85 ml of hydrogen peroxide of 34.5% concentration is added into beaker, stirs evenly；
(4) it is added into beaker and loses 30 ml of liquid according to sudden strain of a muscle prepared by abovementioned steps, stirred evenly；
(5) copper powder is added into beaker in three times, 10 g are added every time, opens cooling water in copper powder course of dissolution, it is ensured that beaker
Interior temperature is no more than 40 degrees Celsius.
The sudden strain of a muscle erosion liquid prepared using this implementation is sprayed on PCB surface to be processed after five minutes, in microscopically observation, knot
Fruit is as shown in Figure 1.
Embodiment 2
Each substance by weight, is prepared: 8 g of propyl alcohol, metronidazole according to the following formulation in the sudden strain of a muscle erosion formula of liquid of the present embodiment
2 g, 1 g of pyrazoles, 1 g of sulfanilamide (SN), 1 g of sulphathiazole, sulfuric acid 1 g, deionized water 70g.
The preparing process of the sudden strain of a muscle erosion solution additive and sudden strain of a muscle erosion liquid is carried out referring to embodiment 1.
The sudden strain of a muscle erosion liquid prepared using this implementation is sprayed on PCB surface to be processed after five minutes, in microscopically observation, knot
Fruit is as shown in Figure 2.
Embodiment 3
Each substance by weight, is prepared: 10 g of propyl alcohol, first nitre according to the following formulation in the sudden strain of a muscle erosion formula of liquid of the present embodiment
4 g of azoles, 3 g of pyrazoles, 3 g of sulfanilamide (SN), 3 g of sulphathiazole, 3 g of sulfuric acid, 84 g of deionized water.
The preparing process of the sudden strain of a muscle erosion solution additive and sudden strain of a muscle erosion liquid is carried out referring to embodiment 1.
The sudden strain of a muscle erosion liquid prepared using this implementation is sprayed on PCB surface to be processed after five minutes, in microscopically observation, knot
Fruit is as shown in Figure 3.
Embodiment 4
Each substance by weight, is prepared: 15 g of propyl alcohol, first nitre according to the following formulation in the sudden strain of a muscle erosion formula of liquid of the present embodiment
5 g of azoles, 5 g of pyrazoles, 5 g of sulfanilamide (SN), 5 g of sulphathiazole, 5 g of sulfuric acid, 90 g of deionized water.
The preparing process of the sudden strain of a muscle erosion solution additive and sudden strain of a muscle erosion liquid is carried out referring to embodiment 1.
The sudden strain of a muscle erosion liquid prepared using this implementation is sprayed on PCB surface to be processed after five minutes, in microscopically observation, knot
Fruit is as shown in Figure 4.
Embodiment 5
Each substance by weight, is prepared: 20 g of propyl alcohol, first nitre according to the following formulation in the sudden strain of a muscle erosion formula of liquid of the present embodiment
3 g of azoles, 4 g of pyrazoles, 4 g of sulfanilamide (SN), 4 g of sulphathiazole, 4 g of sulfuric acid, 100 g of deionized water.
The preparing process of the sudden strain of a muscle erosion solution additive and sudden strain of a muscle erosion liquid is carried out referring to embodiment 1.
The sudden strain of a muscle erosion liquid prepared using this implementation is sprayed on PCB surface to be processed after five minutes, in microscopically observation, knot
Fruit is as shown in Figure 5.
For the wiring board of sudden strain of a muscle erosion liquid processing after five minutes in various embodiments of the present invention after microscope amplifies, surface has one
Determine roughness, but without obvious hole, illustrates that the etch effect of the sudden strain of a muscle erosion liquid of various embodiments of the present invention is good.
The above description is only an embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair
Equivalent structure or equivalent flow shift made by bright description is applied directly or indirectly in other relevant technology necks
Domain is included within the scope of the present invention.
Claims (6)
1. solution additive is lost in a kind of sudden strain of a muscle, by weight, by following material composition: 5-20 parts of propyl alcohol, 1-5 parts of metronidazole, pyrazoles
0.5-5 parts, 0.5-5 parts of sulfanilamide (SN), 0.5-5 parts of sulphathiazole, 0.5-5 parts of sulfuric acid, 50-100 parts of deionized water.
2. solution additive is lost in sudden strain of a muscle according to claim 2, by weight, by following material composition: 8-15 parts of propyl alcohol, first
2-4 parts of nitre azoles, 1-3 parts of pyrazoles, 1-3 parts of sulfanilamide (SN), 1-3 parts of sulphathiazole, 1-3 parts of sulfuric acid, 70-90 parts of deionized water.
3. solution additive is lost in sudden strain of a muscle according to claim 2, by weight, by following material composition: 10 parts of propyl alcohol, first nitre
2 parts of azoles, 1 part of pyrazoles, 1 part of sulfanilamide (SN), 1 part of sulphathiazole, 1 part of sulfuric acid, 84 parts of deionized water.
4. the preparation method of the sudden strain of a muscle erosion solution additive as described in any one of claim 1-3 claim, which is characterized in that
Include the following steps:
(1) sulfuric acid is slowly added into deionized water, dissolution is complete；
(2) sulphathiazole is added into the solution of step (1), and system temperature is increased to 70 degrees Celsius, adjusts revolving speed to 20-
30 revs/min, until without insoluble matter in system；
(3) metronidazole, pyrazoles and sulfanilamide (SN) are added into the solution of step (2), stirs uniform to system.
5. the preparation method comprising the sudden strain of a muscle erosion liquid for dodging erosion solution additive described in any one of claim 1-3 claim,
It is characterized by comprising the following steps:
(1) deionized water of 720 parts by volume is added into reaction kettle；
(2) 140 parts by volume of sulfuric acid of 61.5% concentration is added into reaction kettle, stirs evenly；
(3) 85 parts by volume of hydrogen peroxide of 34.5% concentration is added into reaction kettle, stirs evenly；
(4) sudden strain of a muscle described in any one of claim 1-3 claim is added into reaction kettle and loses 30 parts by volume of solution additive,
It stirs evenly；
(5) 30 parts by weight of copper powder are added into reaction kettle, and open cooling device in copper powder course of dissolution, it is ensured that is warm in reaction kettle
Degree is no more than 40 degrees Celsius.
6. the preparation method according to claim 5 for dodging erosion liquid, which is characterized in that reaction kettle is added in the copper powder in three times
It is interior.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810902208.0A CN109112540A (en) | 2018-08-09 | 2018-08-09 | A kind of preparation method for dodging erosion solution additive and the sudden strain of a muscle erosion liquid comprising the additive |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810902208.0A CN109112540A (en) | 2018-08-09 | 2018-08-09 | A kind of preparation method for dodging erosion solution additive and the sudden strain of a muscle erosion liquid comprising the additive |
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| Publication Number | Publication Date |
|---|---|
| CN109112540A true CN109112540A (en) | 2019-01-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810902208.0A Pending CN109112540A (en) | 2018-08-09 | 2018-08-09 | A kind of preparation method for dodging erosion solution additive and the sudden strain of a muscle erosion liquid comprising the additive |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5127819A (en) * | 1974-09-02 | 1976-03-09 | Mitsubishi Gas Chemical Co | Do oyobi dogokinyokagakushorieki |
| JPH05295365A (en) * | 1992-04-24 | 1993-11-09 | Mitsubishi Gas Chem Co Inc | Surface cleaning/conditioning agent for copper-clad laminate |
| CN1209468A (en) * | 1997-07-08 | 1999-03-03 | 美克株式会社 | Micro-etching agent for copper and copper alloy |
| CN1336449A (en) * | 2000-07-28 | 2002-02-20 | 美克株式会社 | Etching agent for copper or copper alloy, micro-etching method with same, and method for mfg. printed circuit plate |
| CN102762770A (en) * | 2010-02-15 | 2012-10-31 | 三菱瓦斯化学株式会社 | Etching solution for multilayer thin film having copper layer and molybdenum layer contained therein |
-
2018
- 2018-08-09 CN CN201810902208.0A patent/CN109112540A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5127819A (en) * | 1974-09-02 | 1976-03-09 | Mitsubishi Gas Chemical Co | Do oyobi dogokinyokagakushorieki |
| JPH05295365A (en) * | 1992-04-24 | 1993-11-09 | Mitsubishi Gas Chem Co Inc | Surface cleaning/conditioning agent for copper-clad laminate |
| CN1209468A (en) * | 1997-07-08 | 1999-03-03 | 美克株式会社 | Micro-etching agent for copper and copper alloy |
| CN1336449A (en) * | 2000-07-28 | 2002-02-20 | 美克株式会社 | Etching agent for copper or copper alloy, micro-etching method with same, and method for mfg. printed circuit plate |
| CN102762770A (en) * | 2010-02-15 | 2012-10-31 | 三菱瓦斯化学株式会社 | Etching solution for multilayer thin film having copper layer and molybdenum layer contained therein |
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Application publication date: 20190101 |