CN110952096A - Carbon steel surface decarbonizer and decarbonization process thereof - Google Patents
Carbon steel surface decarbonizer and decarbonization process thereof Download PDFInfo
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- CN110952096A CN110952096A CN201911352318.5A CN201911352318A CN110952096A CN 110952096 A CN110952096 A CN 110952096A CN 201911352318 A CN201911352318 A CN 201911352318A CN 110952096 A CN110952096 A CN 110952096A
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- decarbonizer
- carbon steel
- steel surface
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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
- C23F1/32—Alkaline compositions
- C23F1/40—Alkaline compositions for etching other metallic material
-
- 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
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
- C23G1/14—Cleaning or pickling metallic material with solutions or molten salts with alkaline solutions
- C23G1/19—Iron or steel
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
Abstract
The invention discloses a carbon steel surface decarbonizer which comprises the following raw material components in percentage by mass: 10% -40% of sodium hydroxide, 5% -10% of potassium permanganate, 1% -5% of sodium dodecyl benzene sulfonate and 50% -80% of water, wherein the decarbonizer can clean a decarbonization layer on the surface by more than 95%, the decarbonization efficiency is high, the decarbonizer only needs a small amount of matching grooves, the concentration of the matching grooves on the market is up to 30%, the using amount of the decarbonizer is greatly reduced, the decarbonizer also has a degreasing function, oil stains on the surface of a steel pipe can be directly removed through the decarbonizer, no extra degreasing agent is needed, the production efficiency is improved, and the space is saved.
Description
[ technical field ] A method for producing a semiconductor device
The invention relates to the field of chemical industry, in particular to a carbon steel surface decarbonizer and a decarbonization process thereof.
[ background of the invention ]
A decarburized layer is formed on the surface of a steel pipe, a steel wire and the like after heat treatment, if the decarburized layer is not cleaned, the subsequent acid pickling phosphating is affected, a formed phosphating film is not compact, the binding force is poor, and the final drawing is affected. At present, few carbon removing agents exist in the market, the carbon removing effect is not good, and the decarburized layer is difficult to clean.
It can be seen that providing an improved method is a problem that needs to be addressed in the art.
[ summary of the invention ]
Aiming at the problems, the invention provides a carbon steel surface decarbonizer and a decarbonization process thereof.
In order to solve the problems, the invention provides a carbon steel surface decarbonizer which comprises the following raw material components in percentage by mass: 10-40% of sodium hydroxide, 5-10% of potassium permanganate, 1-5% of sodium dodecyl benzene sulfonate and 50-80% of water.
Further, the carbon removing agent for the carbon steel surface comprises the following preparation steps:
(1) firstly, adding quantitative water into a reaction kettle, then adding weighed sodium hydroxide and potassium permanganate, and stirring the mixture for 20-40 minutes;
(2) adding sodium dodecyl benzene sulfonate, and continuously stirring for 20-40 minutes to obtain the carbon steel surface carbon remover.
Further, pouring a certain amount of water into a working tank, adding 10% -15% of carbon steel surface decarbonizer, stirring to form a uniform decarbonizer solution, heating to a certain temperature, soaking the steel pipe for a period of time, taking out, washing with water, and finishing the decarbonization process.
Further, the heating temperature is 50-70 ℃.
Further, the soaking time of the carbon steel is 3-20 minutes.
Compared with the prior art, the invention has the following advantages:
1. the decarbonizer can clean the decarbonized layer on the surface by more than 95 percent, the decarbonization efficiency is high, and the decarbonization effect of the common decarbonizer in the market is only about 60 percent at present.
2. The carbon removing agent only needs a small amount of preparation grooves, so that the consumption of the carbon removing agent is greatly reduced, and the concentration of the preparation grooves on the market is as high as 30%.
3. The carbon remover also has a degreasing function, oil stains on the surface of the steel pipe can be directly removed through the carbon remover, an extra degreasing agent is not needed, the production efficiency is improved, and the space is saved.
4. The sodium dodecyl benzene sulfonate is an organic insoluble substance, is added after water, sodium hydroxide and potassium permanganate are stirred, and does not influence the dissolution of the raw materials.
[ description of the drawings ]
Is free of
[ detailed description ] embodiments
The carbon steel surface decarbonizer of the invention:
the raw material components comprise the following components in percentage by mass: 10-40% of sodium hydroxide, 5-10% of potassium permanganate, 1-5% of sodium dodecyl benzene sulfonate and 50-80% of water. Adding quantitative water into a reaction kettle, adding weighed sodium hydroxide and potassium permanganate, stirring the mixture for 20 to 40 minutes, adding sodium dodecyl benzene sulfonate, and continuously stirring the mixture for 20 to 40 minutes to obtain the carbon steel surface decarbonizer.
The carbon steel surface decarbonizer use process comprises the following steps:
pouring a certain amount of water into a working tank, adding 10-15% of carbon steel surface decarbonizer, stirring to form a uniform decarbonizer solution, heating to 50-70 ℃, soaking the steel tube for 3-20 minutes, taking out, and washing with water until the decarbonization efficiency reaches more than 95%.
Example 1:
the preparation method of the carbon steel surface decarbonizer in the embodiment comprises the following steps:
the raw material components by mass percentage are as follows: 35% of sodium hydroxide, 10% of potassium permanganate, 5% of sodium dodecyl benzene sulfonate and 50% of water. Firstly, adding quantitative water into a reaction kettle, then adding weighed sodium hydroxide and potassium permanganate, stirring for 30 minutes to obtain a premix, adding sodium dodecyl benzene sulfonate, and continuously stirring for 30 minutes to obtain the carbon steel surface decarbonizer.
The carbon steel surface decarbonizer use process comprises the following steps:
pouring a certain amount of water into a working tank, adding 15% of carbon steel surface decarbonizer, stirring to form a uniform decarbonizer solution, heating to 50 ℃, soaking the steel tube for 15 minutes, taking out, washing with water, and achieving the decarbonization efficiency of 96%.
Example 2:
the raw material components by mass percentage are as follows: 40% of sodium hydroxide, 5% of potassium permanganate, 1% of sodium dodecyl benzene sulfonate and 54% of water. Firstly, adding quantitative water into a reaction kettle, then adding weighed sodium hydroxide and potassium permanganate, stirring for 20 minutes to obtain a premix, adding sodium dodecyl benzene sulfonate, and continuously stirring for 40 minutes to obtain the carbon steel surface decarbonizer.
The carbon steel surface decarbonizer use process comprises the following steps:
pouring a certain amount of water into a working tank, adding 12% of carbon steel surface decarbonizer, stirring to form a uniform decarbonizer solution, heating to 60 ℃, soaking the steel pipe for 3 minutes, taking out, washing with water, and achieving the decarbonization efficiency of 90%.
Example 3:
the raw material components by mass percentage are as follows: 10% of sodium hydroxide, 10% of potassium permanganate, 5% of sodium dodecyl benzene sulfonate and 75% of water. Firstly, adding quantitative water into a reaction kettle, then adding weighed sodium hydroxide and potassium permanganate, stirring for 40 minutes to obtain a premix, adding sodium dodecyl benzene sulfonate, and continuously stirring for 20 minutes to obtain the carbon steel surface decarbonizer.
The carbon steel surface decarbonizer use process comprises the following steps:
pouring a certain amount of water into a working tank, adding 10% of carbon steel surface decarbonizer, stirring to form a uniform decarbonizer solution, heating to 63 ℃, soaking the steel pipe for 20 minutes, taking out, washing with water, and achieving the decarbonization efficiency of 93%.
Example 4:
the raw material components by mass percentage are as follows: 10% of sodium hydroxide, 8% of potassium permanganate, 2% of sodium dodecyl benzene sulfonate and 80% of water. Firstly, adding quantitative water into a reaction kettle, then adding weighed sodium hydroxide and potassium permanganate, stirring for 30 minutes to obtain a premix, then adding sodium dodecyl benzene sulfonate, and continuously stirring for 40 minutes to obtain the carbon steel surface decarbonizer.
The carbon steel surface decarbonizer use process comprises the following steps:
pouring a certain amount of water into a working tank, adding 12% of carbon steel surface decarbonizer, stirring to form a uniform decarbonizer solution, heating to 70 ℃, soaking the steel pipe for 10 minutes, taking out, washing with water, and achieving the decarbonization efficiency of 90%.
Comparative example:
the raw material components by mass percentage are as follows: 45% of sodium hydroxide, 15% of potassium permanganate, 10% of sodium dodecyl benzene sulfonate and 30% of water. Firstly, adding quantitative water into a reaction kettle, then adding weighed sodium hydroxide and potassium permanganate, stirring for 30 minutes to obtain a premix, adding sodium dodecyl benzene sulfonate, and continuously stirring for 30 minutes to obtain the carbon steel surface decarbonizer.
The carbon steel surface decarbonizer use process comprises the following steps:
pouring a certain amount of water into a working tank, adding 15% of carbon steel surface decarbonizer, stirring to form a uniform decarbonizer solution, heating to 60 ℃, soaking the steel pipe for 10 minutes, taking out, washing with water, and achieving the decarbonization efficiency of 75%.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (5)
1. The carbon steel surface decarbonizer is characterized by comprising the following raw material components in percentage by mass: 10-40% of sodium hydroxide, 5-10% of potassium permanganate, 1-5% of sodium dodecyl benzene sulfonate and 50-80% of water.
2. The carbon steel surface decarbonizer of claim 1, comprising the following steps:
(1) firstly, adding quantitative water into a reaction kettle, then adding weighed sodium hydroxide and potassium permanganate, and stirring the mixture for 20-40 minutes;
(2) adding sodium dodecyl benzene sulfonate, and continuously stirring for 20-40 minutes to obtain the carbon steel surface carbon remover.
3. The carbon steel surface decarbonizer of any of claims 1-2, wherein a certain amount of water is poured into a working tank, 10% -15% of the carbon steel surface decarbonizer is added, stirred to form a uniform decarbonizer solution, heated to a certain temperature, the steel tube is soaked for a period of time, taken out and washed clean with water, and the decarbonization process is completed.
4. A carbon steel surface decarboniser according to claim 3, characterised in that the heating temperature is 50 ℃ to 70 ℃.
5. A carbon steel surface decarboniser according to claim 3, wherein the carbon steel is soaked for a period of 3 to 20 minutes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911352318.5A CN110952096A (en) | 2019-12-25 | 2019-12-25 | Carbon steel surface decarbonizer and decarbonization process thereof |
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| CN201911352318.5A CN110952096A (en) | 2019-12-25 | 2019-12-25 | Carbon steel surface decarbonizer and decarbonization process thereof |
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| CN110952096A true CN110952096A (en) | 2020-04-03 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115109660A (en) * | 2022-07-22 | 2022-09-27 | 广州卡士德汽车用品有限公司 | Pulse carbon removal liquid |
Citations (6)
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|---|---|---|---|---|
| US4412914A (en) * | 1981-08-10 | 1983-11-01 | Ashland Oil, Inc. | Endothermic removal of coke deposited on sorbent materials during carbo-metallic oil conversion |
| JPH0578734A (en) * | 1991-09-25 | 1993-03-30 | Sumitomo Metal Ind Ltd | Method for preventing decarburization on inside face of steel tube |
| CN101445939A (en) * | 2008-12-26 | 2009-06-03 | 中国人民解放军第五七一九工厂 | Water-base cleaning agent composition capable of quickly removing carbon deposit and heavy oil |
| CN102345136A (en) * | 2011-09-30 | 2012-02-08 | 宁波中一石化科技有限公司 | Chemical cleaning agent for clearing impurities such as ferrous sulfide |
| CN105297045A (en) * | 2015-11-23 | 2016-02-03 | 佛山市高明俊品金属制品有限公司 | Surface washing method for stainless steel pipes |
| CN107604135A (en) * | 2016-07-11 | 2018-01-19 | 日本帕卡濑精株式会社 | Carbon steel material before the excellent heat treatment of oxide skin removal, carbon steel material and its manufacture method after heat treatment |
-
2019
- 2019-12-25 CN CN201911352318.5A patent/CN110952096A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4412914A (en) * | 1981-08-10 | 1983-11-01 | Ashland Oil, Inc. | Endothermic removal of coke deposited on sorbent materials during carbo-metallic oil conversion |
| JPH0578734A (en) * | 1991-09-25 | 1993-03-30 | Sumitomo Metal Ind Ltd | Method for preventing decarburization on inside face of steel tube |
| CN101445939A (en) * | 2008-12-26 | 2009-06-03 | 中国人民解放军第五七一九工厂 | Water-base cleaning agent composition capable of quickly removing carbon deposit and heavy oil |
| CN102345136A (en) * | 2011-09-30 | 2012-02-08 | 宁波中一石化科技有限公司 | Chemical cleaning agent for clearing impurities such as ferrous sulfide |
| CN105297045A (en) * | 2015-11-23 | 2016-02-03 | 佛山市高明俊品金属制品有限公司 | Surface washing method for stainless steel pipes |
| CN107604135A (en) * | 2016-07-11 | 2018-01-19 | 日本帕卡濑精株式会社 | Carbon steel material before the excellent heat treatment of oxide skin removal, carbon steel material and its manufacture method after heat treatment |
Non-Patent Citations (1)
| Title |
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| 《表面活性剂实用新技术》: "《表面活性剂实用新技术》", 31 May 1996 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115109660A (en) * | 2022-07-22 | 2022-09-27 | 广州卡士德汽车用品有限公司 | Pulse carbon removal liquid |
| CN115109660B (en) * | 2022-07-22 | 2023-07-25 | 广州卡士德汽车用品有限公司 | Pulse carbon removal liquid |
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