CN103937627A - Cleaning agent for chip capacitors - Google Patents
Cleaning agent for chip capacitors Download PDFInfo
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- CN103937627A CN103937627A CN201410123941.4A CN201410123941A CN103937627A CN 103937627 A CN103937627 A CN 103937627A CN 201410123941 A CN201410123941 A CN 201410123941A CN 103937627 A CN103937627 A CN 103937627A
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- clean
- out system
- ethanol
- patch capacitor
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Abstract
The invention provides a cleaning agent for chip capacitors. The cleaning agent consists of the following components in percentage by weight: 40-60% of ethanol, 20-30% of diethyl glutarate, 10-20% of diethylene glycol monobutyl ether, 5-15% of isobutyl acetate, 3-8% of surfactant and 2-5% of dispersing agent. The cleaning agent solves the problems that an existing clip capacitor cleaning agent is high in volatility and is not environment-friendly.
Description
Technical field
The present invention relates to patch capacitor technical field, particularly a kind of clean-out system for patch capacitor.
Background technology
Patch capacitor is the important electronic component in electronic product surface mounting technique, with the resistance slurry with certain resistivity, is printed onto on ceramic substrate and through sintering, forms.
Chip capacitor has been used the porcelain that contains tackiness agent in manufacture craft, it consists of macromolecule resin, solidifying agent, softening agent, dispersion agent, defoamer and porcelain, in making, sintering temperature is more than 1000 ℃, porcelain forms firm ceramic diaphragm, also can produce some residues simultaneously, residue thoroughly must be cleaned up to the temperature stability of guarantee patch capacitor, capacity stability and dielectric loss stability.Having used clean-out system main component is for many years trieline, methylene dichloride etc.But the toxicity of trieline is very big, methylene dichloride volatilization is too fast, in order to guarantee cleaning quality, just need constantly to add clean-out system, cause production cost to rise, in order to overcome the above-mentioned defect of clean-out system, provide a kind of cleaning force strong, the environment-friendly cleaning agent that volatility is low is very necessary.
Summary of the invention
For above-mentioned the deficiencies in the prior art, the invention provides a kind of clean-out system for patch capacitor, solve the problem of existing patch capacitor clean-out system high volatility, not environmental protection.
Technical scheme of the present invention is achieved in that a kind of clean-out system for patch capacitor, composed of the following components by weight percentage: ethanol 40～60%, ethyl glutarate 20～30%, Diethylene Glycol butyl ether 10～20%, isobutyl acetate 5～15%, tensio-active agent 3～8%, dispersion agent 2～5%.
For a clean-out system for patch capacitor, composed of the following components by weight percentage: ethanol 45～52%, ethyl glutarate 22～28%, Diethylene Glycol butyl ether 12～18%, isobutyl acetate 6～12%, tensio-active agent 5～6%, dispersion agent 3～4%.Wherein, preferably, described tensio-active agent is Sodium dodecylbenzene sulfonate.
Wherein, preferably, described dispersion agent is trolamine.
Beneficial effect of the present invention:
1. clean-out system of the present invention has adopted alcohol, ester, ethers combination solvent, has greatly improved washing dynamics, and washing power reaches more than 99%.
2. in clean-out system of the present invention, added tensio-active agent, wherein, the Sodium dodecylbenzene sulfonate adding is senior tensio-active agent, has increased wettability and the perviousness of clean-out system, reduce the interfacial tension between clean-out system and selected object, contributed to peeling off of residue to come off.
3. clean-out system of the present invention adds dispersion agent, and dispersion agent can be scattered in scavenging solution peeling off cast, can not deposit again, has guaranteed to be cleaned the cleanliness factor of object.
Embodiment
Below the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, rather than whole embodiment.Embodiment based in the present invention, those of ordinary skills, not making all other embodiment that obtain under creative work prerequisite, belong to the scope of protection of the invention.
For a clean-out system for patch capacitor, composed of the following components by weight percentage: ethanol 40～60%, ethyl glutarate 20～30%, Diethylene Glycol butyl ether 10～20%, isobutyl acetate 5～15%, tensio-active agent 3～8%, dispersion agent 2～5%.
In the following embodiments, tensio-active agent is Sodium dodecylbenzene sulfonate, and dispersion agent is trolamine, and except above-mentioned substance, tensio-active agent and dispersion agent also can be other conventional tensio-active agent and dispersion agent in clean-out system.
A preparation method for the clean-out system of patch capacitor, comprises the following steps:
1. ethanol, tensio-active agent are placed in to the reactor that band stirs, the speed with 100-150r/min under normal temperature is stirred to whole dissolvings;
2. pentanedioic acid diethyl ester, Diethylene Glycol butyl ether, ethanol isobutyl ester are added in the mixing solutions of step 1 gained, with the speed of 50-60r/min, be stirred to and mix;
3. trolamine is slowly splashed in the mixing solutions of step 2 gained, with the speed of 50-60r/min, stir, be clean-out system of the present invention.
Embodiment 1
For a clean-out system for patch capacitor, composed of the following components by weight percentage: ethanol 45%, ethyl glutarate 25%, Diethylene Glycol butyl ether 12%, isobutyl acetate 8%, Sodium dodecylbenzene sulfonate 6%, trolamine 4%.
A preparation method for the clean-out system of patch capacitor, comprises the following steps:
1. ethanol, tensio-active agent are placed in to the reactor that band stirs, the speed with 120r/min under normal temperature is stirred to whole dissolvings;
2. pentanedioic acid diethyl ester, Diethylene Glycol butyl ether, ethanol isobutyl ester are added in the mixing solutions of step 1 gained, with the speed of 55r/min, be stirred to and mix;
3. trolamine is slowly splashed in the mixing solutions of step 2 gained, with the speed of 55r/min, stir, be clean-out system of the present invention.
Embodiment 2
For a clean-out system for patch capacitor, composed of the following components by weight percentage: ethanol 55%, ethyl glutarate 20%, Diethylene Glycol butyl ether 10%, isobutyl acetate 5%, Sodium dodecylbenzene sulfonate 5%, trolamine 5%.
A preparation method for the clean-out system of patch capacitor, comprises the following steps:
1. ethanol, tensio-active agent are placed in to the reactor that band stirs, the speed with 100r/min under normal temperature is stirred to whole dissolvings;
2. pentanedioic acid diethyl ester, Diethylene Glycol butyl ether, ethanol isobutyl ester are added in the mixing solutions of step 1 gained, with the speed of 50r/min, be stirred to and mix;
3. trolamine is slowly splashed in the mixing solutions of step 2 gained, with the speed of 50r/min, stir, be clean-out system of the present invention.
Embodiment 3
For a clean-out system for patch capacitor, composed of the following components by weight percentage: ethanol 40%, ethyl glutarate 30%, Diethylene Glycol butyl ether 18%, isobutyl acetate 7%, Sodium dodecylbenzene sulfonate 3%, trolamine 2%.
A preparation method for the clean-out system of patch capacitor, comprises the following steps:
1. ethanol, tensio-active agent are placed in to the reactor that band stirs, the speed with 150r/min under normal temperature is stirred to whole dissolvings;
2. pentanedioic acid diethyl ester, Diethylene Glycol butyl ether, ethanol isobutyl ester are added in the mixing solutions of step 1 gained, with the speed of 60r/min, be stirred to and mix;
3. trolamine is slowly splashed in the mixing solutions of step 2 gained, with the speed of 60r/min, stir, be clean-out system of the present invention.
Embodiment 4
For a clean-out system for patch capacitor, composed of the following components by weight percentage: ethanol 60%, ethyl glutarate 20%, Diethylene Glycol butyl ether 10%, isobutyl acetate 5%, Sodium dodecylbenzene sulfonate 3%, trolamine 2%.
A preparation method for the clean-out system of patch capacitor, comprises the following steps:
1. ethanol, tensio-active agent are placed in to the reactor that band stirs, the speed with 110r/min under normal temperature is stirred to whole dissolvings;
2. pentanedioic acid diethyl ester, Diethylene Glycol butyl ether, ethanol isobutyl ester are added in the mixing solutions of step 1 gained, with the speed of 55r/min, be stirred to and mix;
3. trolamine is slowly splashed in the mixing solutions of step 2 gained, with the speed of 55r/min, stir, be clean-out system of the present invention.
Embodiment 5
For a clean-out system for patch capacitor, composed of the following components by weight percentage: ethanol 40%, ethyl glutarate 24%, Diethylene Glycol butyl ether 20%, isobutyl acetate 10%, Sodium dodecylbenzene sulfonate 3%, trolamine 3%.
A preparation method for the clean-out system of patch capacitor, comprises the following steps:
1. ethanol, tensio-active agent are placed in to the reactor that band stirs, the speed with 130r/min under normal temperature is stirred to whole dissolvings;
2. pentanedioic acid diethyl ester, Diethylene Glycol butyl ether, ethanol isobutyl ester are added in the mixing solutions of step 1 gained, with the speed of 58r/min, be stirred to and mix;
3. trolamine is slowly splashed in the mixing solutions of step 2 gained, with the speed of 52r/min, stir, be clean-out system of the present invention.
Embodiment 6
For a clean-out system for patch capacitor, composed of the following components by weight percentage: ethanol 40%, ethyl glutarate 28%, Diethylene Glycol butyl ether 10%, isobutyl acetate 12%, Sodium dodecylbenzene sulfonate 8%, trolamine 2%.
A preparation method for the clean-out system of patch capacitor, comprises the following steps:
1. ethanol, tensio-active agent are placed in to the reactor that band stirs, the speed with 140r/min under normal temperature is stirred to whole dissolvings;
2. pentanedioic acid diethyl ester, Diethylene Glycol butyl ether, ethanol isobutyl ester are added in the mixing solutions of step 1 gained, with the speed of 54r/min, be stirred to and mix;
3. trolamine is slowly splashed in the mixing solutions of step 2 gained, with the speed of 58r/min, stir, be clean-out system of the present invention.
Cleaning performance comparative test result
The pH value of clean-out system is 6.8-7.8, and washing power, higher than 99.3%, can meet the processing requirement that patch capacitor is made completely.
The foregoing is only preferred embodiment of the present invention, in order to limit the present invention, within the spirit and principles in the present invention not all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (4)
1. for a clean-out system for patch capacitor, it is characterized in that, composed of the following components by weight percentage: ethanol 40～60%, ethyl glutarate 20～30%, Diethylene Glycol butyl ether 10～20%, isobutyl acetate 5～15%, tensio-active agent 3～8%, dispersion agent 2～5%.
2. a kind of clean-out system for patch capacitor according to claim 1, it is characterized in that, composed of the following components by weight percentage: ethanol 45～52%, ethyl glutarate 22～28%, Diethylene Glycol butyl ether 12～18%, isobutyl acetate 6～12%, tensio-active agent 5～6%, dispersion agent 3～4%.
3. a kind of clean-out system for patch capacitor according to claim 1 and 2, is characterized in that, described tensio-active agent is Sodium dodecylbenzene sulfonate.
4. a kind of clean-out system for patch capacitor according to claim 1 and 2, is characterized in that, described dispersion agent is trolamine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410123941.4A CN103937627B (en) | 2014-03-28 | 2014-03-28 | A kind of cleaning agent for patch capacitor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410123941.4A CN103937627B (en) | 2014-03-28 | 2014-03-28 | A kind of cleaning agent for patch capacitor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103937627A true CN103937627A (en) | 2014-07-23 |
| CN103937627B CN103937627B (en) | 2017-10-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410123941.4A Expired - Fee Related CN103937627B (en) | 2014-03-28 | 2014-03-28 | A kind of cleaning agent for patch capacitor |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105296205A (en) * | 2015-11-25 | 2016-02-03 | 济南昊泽环保科技有限公司 | Cleaning agent for mechanical equipment, and preparation method of cleaning agent |
| WO2017140951A1 (en) * | 2016-02-18 | 2017-08-24 | Vauhti Speed Oy | Composition for cleaning skin strips of skin skis |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1985217A (en) * | 2004-07-15 | 2007-06-20 | 马林克罗特贝克公司 | Non-aqueous microelectronic cleaning compositions containing fructose |
| CN101440332A (en) * | 2008-12-30 | 2009-05-27 | 潘惠凯 | Environment protection efficient water-based circuit board cleaning agent and preparation thereof |
| CN102191140A (en) * | 2011-04-18 | 2011-09-21 | 宁波喜汉锡焊料有限公司 | Electronic circuit board detergent |
-
2014
- 2014-03-28 CN CN201410123941.4A patent/CN103937627B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1985217A (en) * | 2004-07-15 | 2007-06-20 | 马林克罗特贝克公司 | Non-aqueous microelectronic cleaning compositions containing fructose |
| CN101440332A (en) * | 2008-12-30 | 2009-05-27 | 潘惠凯 | Environment protection efficient water-based circuit board cleaning agent and preparation thereof |
| CN102191140A (en) * | 2011-04-18 | 2011-09-21 | 宁波喜汉锡焊料有限公司 | Electronic circuit board detergent |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105296205A (en) * | 2015-11-25 | 2016-02-03 | 济南昊泽环保科技有限公司 | Cleaning agent for mechanical equipment, and preparation method of cleaning agent |
| WO2017140951A1 (en) * | 2016-02-18 | 2017-08-24 | Vauhti Speed Oy | Composition for cleaning skin strips of skin skis |
| US10711226B2 (en) | 2016-02-18 | 2020-07-14 | Vauhti Speed Oy | Composition for cleaning skin strips of skin skis |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103937627B (en) | 2017-10-10 |
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Granted publication date: 20171010 Termination date: 20200328 |