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CN105754765B - A kind of electronic component cleaning agent - Google Patents

A kind of electronic component cleaning agent Download PDF

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Publication number
CN105754765B
CN105754765B CN201610213084.6A CN201610213084A CN105754765B CN 105754765 B CN105754765 B CN 105754765B CN 201610213084 A CN201610213084 A CN 201610213084A CN 105754765 B CN105754765 B CN 105754765B
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China
Prior art keywords
electronic component
cleaning agent
hydrofluoroether
low
agent
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CN201610213084.6A
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Chinese (zh)
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CN105754765A (en
Inventor
胡粉义
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiangsu Yongzhiquan Industrial Co ltd
Original Assignee
Wujiang Zhenyu Sewing Equipment Co Ltd
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    • CCHEMISTRY; METALLURGY
    • C11ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11DDETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D10/00Compositions of detergents, not provided for by one single preceding group

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  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Wood Science & Technology (AREA)
  • Organic Chemistry (AREA)
  • Detergent Compositions (AREA)

Abstract

The invention discloses a kind of electronic component cleaning agent, including following component:Poly-epoxy succinic acid, APG alkyl polyglycosides, acidic cleaner, SAS sodium secondary alkyl sulfonate, hydrofluoroether, water-soluble organic amine pH adjusting agent, defoamer, methyl epichlorohydrin, stabilizer and organic solvent.The present invention provides a kind of electronic component cleaning agent, the cleaning agent is that primary solvent and other components are engaged using ODP as 0 hydrofluoroether class, meet environmental protection, low toxicity, the requirement of low temperature chamber effect, which has good cleaning performance, while foam is low, it is corrosion-free, volatilize small, residual is few, and viscosity is low, electronic component can be cleaned well, while harmful effect will not be caused to electronic component.

Description

A kind of electronic component cleaning agent
Technical field
The present invention relates to a kind of cleaning agent, and specifically, the present invention relates to a kind of electronic component cleaning agent.
Background technology
In the production process of the electronic component of electronics industry manufacture, electronic component needs the glue surface before assembling The dirts such as trace, welding assisted agent residuals remove, and it is essential technical process to carry out cleaning to component using detergent, are cleaning this During a little materials may some need manual operation or implement in closed space, these requirements not only need fluorine-containing cleaning Agent is good for glue trace and solder flux residual scavenging effect, and requires fluorine-containing cleaning agent component safety and environmental protection, and rate of volatilization is fast, toxicity Low, smell is small, nonflammable.The cleaning agent used is most of for solvent of the fluorochemical as fluorine-containing cleaning agent, it is main excellent Point is non-ignitable or nonflammable, i.e., good cleaning performance is issued in nonflammable premise, and what is used in the past is widest main It is 1,1,2- trifluorotrichloroethane (abbreviation CFC-113), CFC-113 has the solubility property, good of appropriateness as cleaning solvent Selectivity, low viscosity, low surface tension, high wellability, quick-drying the advantages that, and with non-ignitable, less toxic, low corrosion, change The feature such as and thermostabilization, so particularly suitable for members such as electronics, motor, precision optical machinery, resin processing and precision optics The cleaning of device, and dry solvent can be used as to use.But the ODP values of CFC-113 are the finger that 0.8, ODP is ozone depletion potential Mark characterization, ODP numerical value is higher, represents bigger to the damage capability of ozone.So this also just illustrates CFC-113 to atmospheric advection layer Ozone layer have destroying infection.So developed country forbids using on January 1st, 1996 to it, China is also complete in 2006 The full use for having eliminated CFC-113.
The relatively low solvent of CFC-113 and ODP values, which can be substituted, mainly hydrogen fluorochlorohydrocarbon class, hydrogen fluorohydrocarbon class, perfluoroalkanes, hydrogen Fluorine ethers, chlorinated hydrocarbon, hydrogen bromine hydro carbons etc..The wherein ODP values more as low as 0 of perfluoroalkanes and hydrofluoroether class, can be selected as CFC- 113 more environmentally friendly substitutes.But reach for different cleaning requirements, cleaning way and cleaning environment, one-component difficulty or ease Preferable cleaning performance, so needing to mix composition composition with other solvents with different qualities, to meet various differences Cleaning requirement.
The content of the invention
The object of the present invention is to provide a kind of electronic component cleaning agent, the cleaning agent is using ODP as based on 0 hydrofluoroether class Want solvent and other components to be engaged, meet environmental protection, low toxicity, the requirement of low temperature chamber effect, which has good cleaning Can, while foam is low, corrosion-free, volatilization is small, and residual is few, and viscosity is low, and electronic component can be cleaned well, while not Harmful effect can be caused to electronic component.
The technical solution adopted by the present invention is a kind of electronic component cleaning agent, includes the component of following parts by weight:
Poly-epoxy succinic acid:2~8 parts;APG- alkyl polyglycosides:1~5 part;
Acidic cleaner:0.1~3 part;SAS- sodium secondary alkyl sulfonate:1~7 part;
Hydrofluoroether:6~20 parts;Water-soluble organic amine pH adjusting agent:1~3 part;
Defoamer:0.1~1 part;Methyl epichlorohydrin:0.1~3 part;
Stabilizer:0.1~3 part;Organic solvent:5~12 parts.
Preferably, the acidic cleaner is Loprazolam or ethane sulfonic acid.
Preferably, the hydrofluoroether is fluoro hydrofluoroether or its mixture containing C5~C10.
Preferably, the stabilizer is containing the fluorinated alcohols of C2-C7 or its mixture.
Preferably, the organic solvent be ethanol, the mixture of two kinds of acetone, ethanol percentage by weight for 50%~ 80%, acetone percentage by weight is 20%~50%.
Preferably, the water-soluble organic amine pH adjusting agent is monoethanolamine, diethanol amine, triethanolamine, cyclohexylamine, One or more in 2-amino-2-methyl-1-propanol.
The present invention includes at least following beneficial effect:
(1) present invention using hydrofluoroether as primary solvent, it is auxiliary to be equipped with other compositions, have rate of volatilization it is relatively fast, without sudden strain of a muscle Point, it is non-ignitable, storage stability is good, it is weaker with respect to CFC-113 solvabilities, but safer environmental protection, by adding polycyclic oxygen amber Amber acid can strengthen APG- alkyl polyglycosides, SAS- sodium secondary alkyl sulfonate effects, reduce the surface tension of electronic component, help to increase The dirt-removing power of strong hydrofluoroether;
(2) foam of the invention is low, corrosion-free, and volatilization is small, and residual is few, and viscosity is low, can well to electronic component into Row cleaning, while harmful effect will not be caused to electronic component, chemical balance can be kept by adding stabilizer, reduce surface Power, prevents light, thermal decomposition or oxygenolysis, adds water-soluble organic amine pH adjusting agent, washing process can be met to electronics zero Part not damaged, by introducing the organic solvent and methyl epichlorohydrin of specific proportioning, can improve the rate of volatilization of cleaning agent, Possesses fast and efficiently feature.
Embodiment
Carry out the embodiment that the present invention will be described in detail below with reference to specific embodiment, how skill is applied to the present invention whereby Art means solve technical problem, and reach technique effect realizes that process can fully understand and implement according to this.
Unless otherwise specified, the conventional hand that the technological means employed in embodiment is well known to those skilled in the art Section, used raw material is also available commercial.The various processes and method not being described in detail are as known in the art Conventional method.
A kind of electronic component cleaning agent, includes the component of following parts by weight:
Poly-epoxy succinic acid:2~8 parts;APG- alkyl polyglycosides:1~5 part;
Acidic cleaner:0.1~3 part;SAS- sodium secondary alkyl sulfonate:1~7 part;
Hydrofluoroether:6~20 parts;Water-soluble organic amine pH adjusting agent:1~3 part;
Defoamer:0.1~1 part;Methyl epichlorohydrin:0.1~3 part;
Stabilizer:0.1~3 part;Organic solvent:5~12 parts.
Further improved as of the invention, the acidic cleaner is Loprazolam or ethane sulfonic acid.Acidic cleaner can Effectively to remove the dirt of the more difficult removing such as iron rust, greasy dirt.
Further improved as of the invention, the hydrofluoroether is containing C5~C10Fluoro hydrofluoroether or its mixture, it is more excellent Choosing, the hydrofluoroether is nine fluorine butyl methyl ethers or the mixture of other analogs, and hydrofluoroether has electronical elements surface dirt There are preferable dissolving, cleaning performance.To the surface residue of electronic component, scaling powder, rosin, resin, greasy dirt, finger mark, dust There is excellent cleaning performance, and clean in the organic system needed at a lower temperature and carry out, possess fast and efficiently feature.
Further improved as of the invention, the stabilizer is containing C2-C7Fluorinated alcohols or its mixture, more preferably The mixture of trifluoroethanol or its analog.
Further improved as of the invention, the organic solvent is ethanol, the mixture of two kinds of acetone, ethanol weight percent Than for 50%~80%, acetone percentage by weight is 20%~50%.Organic solvent is to dissolve it in the effect of the cleaning agent His component, at the same cleaning agent need volatile organic system and it is quick, efficiently therefore select the mixing of ethanol and both acetone Thing can not only meet the performance for dissolving other components, the cleaning performance of cleaning agent be improved, also so that entirely as organic solvent Cleaning agent has volatile organic system, can effectively reduce the wash residue of cleaning agent.
Further improved as of the invention, the water-soluble organic amine pH adjusting agent is monoethanolamine, diethanol amine, three second One or more in hydramine, cyclohexylamine, 2-amino-2-methyl-1-propanol.
Table 1 lists the concrete component and its content of different embodiments and comparative example.
1~4 specific component of 1 embodiment 1~3 of table and comparative example
The preparation method of above-mentioned electronic component cleaning agent is:
Each component is configured according to weight proportion, by poly-epoxy succinic acid, APG- alkyl polyglycosides, acidic cleaner, Organic solvent, hydrofluoroether, defoamer mixing, under 800~1000 revs/min of stirrings, are heated to 40~50 DEG C, and adding water solubility has Machine amine pH adjusting agent, methyl epichlorohydrin, stabilizer, SAS- sodium secondary alkyl sulfonate continue stirring 10~15 minutes up to described Electronic component cleaning agent.
Table 2 lists the test result of embodiment 1~3 and comparative example 1~4.
The test result of 2 embodiment 1~3 of table and comparative example 1~4
Detection project Embodiment 1 Embodiment 2 Embodiment 3 Comparative example 1 Comparative example 2 Comparative example 3 Comparative example 4
Corrosivity 0.1 0.1 0.1 0.4 0.7 0.2 0.1
Rust-preventing characteristic 0 0 0 0 0 0 0
Washing power 97% 98% 97% 90% 89% 92% 91%
Wash residue 0.01 0.01 0.01 0.04 0.05 0.1 0.1
Pollution Nothing Nothing Nothing Nothing Nothing Nothing Nothing
Although embodiment of the present invention is disclosed as above, it is not restricted in specification and embodiment listed With it can be applied to various suitable the field of the invention completely, can be easily for those skilled in the art Realize other modification, therefore under the universal limited without departing substantially from claim and equivalency range, it is of the invention and unlimited In specific details.

Claims (1)

1. a kind of electronic component cleaning agent, it is characterised in that include the component of following parts by weight:
Poly-epoxy succinic acid:2~8 parts;APG- alkyl polyglycosides:1~5 part;
Acidic cleaner:0.1~3 part;SAS- sodium secondary alkyl sulfonate:1~7 part;
Hydrofluoroether:6~20 parts;Water-soluble organic amine pH adjusting agent:1~3 part;
Defoamer:0.1~1 part;Methyl epichlorohydrin:0.1~3 part;
Stabilizer:0.1~3 part;Organic solvent:5~12 parts;
The acidic cleaner is Loprazolam or ethane sulfonic acid, the hydrofluoroether for the fluoro hydrofluoroether containing C5~C10 or its Mixture, the stabilizer be the organic solvent is ethanol containing the fluorinated alcohols of C2-C7 or its mixture, two kinds of acetone it is mixed Compound, ethanol percentage by weight are 50%~80%, and acetone percentage by weight is 20%~50%, the water-soluble organic amine pH Conditioning agent is monoethanolamine, the one or more in diethanol amine, triethanolamine, cyclohexylamine, 2-amino-2-methyl-1-propanol.
CN201610213084.6A 2016-04-07 2016-04-07 A kind of electronic component cleaning agent Active CN105754765B (en)

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CN105754765B true CN105754765B (en) 2018-04-27

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Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108148685A (en) * 2017-12-25 2018-06-12 柳州智臻智能机械有限公司 A kind of electronic component cleaning compositions and preparation method thereof
CN111073765A (en) * 2019-12-11 2020-04-28 长沙凯泽工程设计有限公司 Preparation method of electronic circuit board cleaning detergent
CN113201743B (en) * 2021-04-08 2022-06-21 浙江工业大学 Rust remover suitable for electronic devices and preparation method thereof

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0511091A1 (en) * 1991-04-25 1992-10-28 Colgate-Palmolive Company Hard surface cleaner
CN1330567A (en) * 1998-12-16 2002-01-09 3M创新有限公司 Microemulsions containing water and hydrofluoroethers
CN1894186A (en) * 2003-12-18 2007-01-10 3M创新有限公司 Azeotrope-like compositions and their use
CN105199859A (en) * 2015-09-17 2015-12-30 惠州学院 Semiconductor surface cleaning agent and preparation method thereof

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0511091A1 (en) * 1991-04-25 1992-10-28 Colgate-Palmolive Company Hard surface cleaner
CN1330567A (en) * 1998-12-16 2002-01-09 3M创新有限公司 Microemulsions containing water and hydrofluoroethers
CN1894186A (en) * 2003-12-18 2007-01-10 3M创新有限公司 Azeotrope-like compositions and their use
CN105199859A (en) * 2015-09-17 2015-12-30 惠州学院 Semiconductor surface cleaning agent and preparation method thereof

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Effective date of registration: 20230619

Address after: No. 35 Jiefang East Road, Diaopu Town, Taizhou City, Jiangsu Province, 225300

Patentee after: Jiangsu yongzhiquan Industrial Co.,Ltd.

Address before: 215223 Tongxin Road 8, Hengfan Town Development Zone, Wujiang District, Suzhou, Jiangsu

Patentee before: WUJIANG ZHENYU SEWING EQUIPMENT Co.,Ltd.