CN109735399A - A kind of cationic precise electronic aqueous, environmental protective efficient cleaner - Google Patents

A kind of cationic precise electronic aqueous, environmental protective efficient cleaner Download PDF

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Publication number
CN109735399A
CN109735399A CN201910153610.8A CN201910153610A CN109735399A CN 109735399 A CN109735399 A CN 109735399A CN 201910153610 A CN201910153610 A CN 201910153610A CN 109735399 A CN109735399 A CN 109735399A
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China
Prior art keywords
aqueous
parts
cationic
environmental protective
precise electronic
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CN201910153610.8A
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Chinese (zh)
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不公告发明人
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Hunan Seven Weft Technology Co Ltd
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Hunan Seven Weft Technology Co Ltd
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Priority to CN201910153610.8A priority Critical patent/CN109735399A/en
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Abstract

The present invention relates to a kind of cationic precise electronic aqueous, environmental protective efficient cleaners, it is characterized in that, according to parts by weight, formula composition are as follows: 10-15 parts of hydrolysis of polymaleic anhydride aqueous solution, chelating agent 5-10 parts organic phosphorus, 1-3 parts of Gemini cationic surfactant, organofluoro surfactants 2-4 parts non-ionic, 12-18 parts of aqueous, environmental protective solvent, 20-30 parts of deionized water.Present invention adds the extremely low non-ionic organofluoro surfactants of the preferable Gemini cationic surfactant of wettability, surface tension;System of the present invention is at faintly acid, and under the action of organic phosphorus chelating agent, the cleaning agent can dissolve the rust stain on precise electronic surface, and cleaning effect is good, efficient, soft copy surface non-whitening.

Description

A kind of cationic precise electronic aqueous, environmental protective efficient cleaner
Technical field
The invention belongs to cleaning agent fields, and in particular to a kind of cationic precise electronic aqueous, environmental protective efficient cleaner.
Background technique
With the rapid development of precise electronic industry, contain the ingredient that destruction is generated to environment in conventional clean agent, Industrial cleaning agents industry faces the policy requirements being increasingly stringenter.The cleaning agent of China's production is various in style, some cleaning agents Containing inflammable and explosive hydrocarbons, such as gasoline, kerosene, operating environment is required in use stringent and dangerous.Some cleanings Containing country's limitation using the ODS substance being finally forbidden to use in agent, such as 1.1.1- trichloroethanes, trifluorotrichloroethane (commodity Name: F113), wherein ODS object is the serious poisonous and harmful substance for destroying atmospheric ozone layer, although cleaning agent also is without containing upper Substance is stated, but contains more alkaline salt, is unsuitable for cleaning electronic product.
The environment-friendly cleaning agent that CN201510281281.7 is related to is as the main component with 1,2- trans-dichloroethylene, belongs to ozone The final substitute of substance is destroyed, while being also a kind of low temperature chamber effect and the solvent type azeotropic for meeting law on prevention and cure of occupational disease Precise electronic cleaning agent belongs to clean manufacturing key technology product.Beneficial effect of this patent application compared with conventional art It is the flash-point problem solved using pure 1,2- trans-dichloroethylene, may be directly applied to existing cleaning equipment;It solves The prevention and cure of occupational disease problem in ODS substitute used now;Solves the substitution of the excessively high greenhouse effects cleaning agent of GWP;It can To substitute high-cost cleaning agent, achieve the purpose that reduce cost.But the invention due to use 1,2- trans-dichloroethylene for Main component, the feature of environmental protection are inadequate, it is still desirable to find more environmentally-friendly substitute.
A kind of halogen free environment-friendly cleaning agent disclosed in CN201710789656.X, the material composition matched by following weight: C9- The weight proportion of C12 isoparaffin is 5~10%, and the weight proportion of degreaser is 1~8%, and the weight proportion of glycol ether is 5 ~12%, the weight proportion of nonionic surfactant is 1~5%, and surplus is alkylol, which is: this Kind halogen free environment-friendly cleaning agent has fabulous cleaning ability to scaling powder remaining on wiring board in electronics industry, and cleaning speed is fast, Evaporation rate is moderate, and nontoxic, and Halogen has no irritating odor, and to no damage to human body, plate face will not whiten after cleaning, anhydrous Trace print.But the cleaning efficiency of the invention is to be improved.
Summary of the invention
It is in order to overcome the shortcomings of the prior art and insufficient, the present invention is intended to provide a kind of cationic precise electronic aqueous, environmental protective Efficient cleaner.
The present invention takes following technical scheme, a kind of cationic precise electronic aqueous, environmental protective efficient cleaner, feature It is, according to parts by weight, formula composition are as follows: 10-15 parts of hydrolysis of polymaleic anhydride aqueous solution, organic phosphorus chelating agent 5-10 Part, 1-3 parts of Gemini cationic surfactant, organofluoro surfactants 2-4 parts non-ionic, aqueous, environmental protective solvent 12- 18 parts, 20-30 parts of deionized water.
The mass fraction of the hydrolysis of polymaleic anhydride aqueous solution is 50%, the relative molecular weight of hydrolysis of polymaleic anhydride For 400-1000.
The organic phosphorus chelating agent is aminotrimethylenephosphonic acid, aminotrimethylenephosphonic acid five sodium-salt, 1-hydroxy ethylene-1,1-diphosphonic At least one of acid, phosphonobutane tricarboxylic acid, 2- phosphonobutane -1,2,4- tricarboxylic acids.
The Gemini cationic surfactant is dibrominated N, bis- [2- (lauroyl amido) ethyl] second two of N'- Amine, the own diammonium of dibrominated-N, N'- bis- (dimethyl alkyl), dibrominated-N, N'- bis- (dimethyl alkyl) second diammonium, N, N'- are bis- [2- (lauroyl amido) ethyl] butanediamine, N, the bis- dodecyl oxygen acetyl group -1,2- dichloride ammoniums of N ' -, N, N'- bis- [2- (moons At least one of osmanthus amide groups) ethyl] hexamethylene diamine.
The non-ionic organofluoro surfactants are perfluorododecyl -1- alcohol, perfluor n-octyl alcohol, perfluor Decanol At least one of.
The aqueous, environmental protective solvent is ethyl alcohol, diethylene glycol (DEG), n-butanol, ethylene glycol monobutyl ether, glycol monoethyl ether, diethyl At least one of glycol butyl ether, dipropylene glycol methyl ether, dipropylene, diethylene glycol dimethyl ether.
Preparation process of the invention are as follows: based on parts by weight, all raw materials are added in mixing arrangement by formula composition, It stirs evenly, then packs after static 15~30min to get cationic precise electronic aqueous, environmental protective efficient cleaner.
Compared with the existing technology, the present invention have the following advantages that or the utility model has the advantages that (1) present invention adds wettability compared with The extremely low non-ionic organofluoro surfactants of Gemini cationic surfactant well, surface tension, the two phase interaction There is higher solubilising with the greasy dirt to precise electronic part surface;(2) present invention due to joined to insoluble dust have it is higher The hydrolysis of polymaleic anhydride of dispersion effect, system is at faintly acid, and under the action of organic phosphorus chelating agent, the cleaning agent is solvable Solve the rust stain on precise electronic surface;(3) cleaning effect of the invention is good, efficient, soft copy surface non-whitening.
Specific embodiment
A kind of cationic precise electronic aqueous, environmental protective efficient cleaner of the invention is done into one below with reference to embodiment The description of step.It is understood that specific embodiment described herein is used only for explaining related invention, rather than to the invention Restriction.
Present invention raw material as used in the following examples is commercially available.
Embodiment 1
A kind of cationic precise electronic aqueous, environmental protective efficient cleaner, according to parts by weight, formula composition are as follows: hydrolysis 10 parts of polymaleic anhydride aqueous solution (mass fraction 50%, the relative molecular weight of hydrolysis of polymaleic anhydride be 400), hydroxy ethylidene 5 parts of di 2 ethylhexyl phosphonic acid, dibrominated N, N'- bis- [2- (lauroyl amido) ethyl] 3 parts of ethylenediamines, 4 parts of perfluor n-octyl alcohol, dipropylene glycol fourth 14 parts of ether, 26 parts of deionized water.
The cationic precise electronic aqueous, environmental protective efficient cleaner preparation process are as follows: press above-mentioned formula composition for institute There is raw material to be added in mixing arrangement, stir evenly, is then packed after static 15min aqueous to get cationic precise electronic Environment-friendly high-efficiency cleaning agent.
Embodiment 2
A kind of cationic precise electronic aqueous, environmental protective efficient cleaner, according to parts by weight, formula composition are as follows: hydrolysis 15 parts of polymaleic anhydride aqueous solution (mass fraction 50%, the relative molecular weight of hydrolysis of polymaleic anhydride be 1000), 2- phosphonic acids 10 parts of butane -1,2,4- tricarboxylic acids, N, N'- bis- [2- (lauroyl amido) ethyl] 1 part of butanediamine, 2 parts of perfluor Decanol, second two 18 parts of alcohol monobutyl ether, 20 parts of deionized water.
The cationic precise electronic aqueous, environmental protective efficient cleaner preparation process are as follows: press above-mentioned formula composition for institute There is raw material to be added in mixing arrangement, stir evenly, is then packed after static 30min aqueous to get cationic precise electronic Environment-friendly high-efficiency cleaning agent.
Embodiment 3
A kind of cationic precise electronic aqueous, environmental protective efficient cleaner, according to parts by weight, formula composition are as follows: hydrolysis 11 parts of polymaleic anhydride aqueous solution (mass fraction 50%, the relative molecular weight of hydrolysis of polymaleic anhydride be 600), amino front three Pitch 9 parts of phosphonic acids five sodium-salt, 2 parts of dibrominated-N, N'- bis- (dimethyl alkyl) second diammonium, 3 parts of perfluorododecyl -1- alcohol, ethyl alcohol 12 parts, 30 parts of deionized water.
The cationic precise electronic aqueous, environmental protective efficient cleaner preparation process are as follows: press above-mentioned formula composition for institute There is raw material to be added in mixing arrangement, stir evenly, is then packed after static 22min aqueous to get cationic precise electronic Environment-friendly high-efficiency cleaning agent.
The present invention is with commercially available model IsoparTMThe electronic cleaning agent of L is that comparative example and embodiment comparison carry out performance survey Examination, process are as follows with result:
Experimental method:
A, four pieces of computer motherboards are sprayed with high colophony type scaling powder, Guo Xilu, number is No. 1, No. 2, No. 3, No. 4 respectively; Four pieces of computer motherboards are sprayed with low colophony type scaling powder, Guo Xilu, number is No. 5, No. 6, No. 7, No. 8 respectively;Weldering is helped with halogen Four pieces of computer motherboards are sprayed in agent, and Guo Xilu, number is No. 9, No. 10, No. 11, No. 12 respectively;
B, one piece of hardboard first is padded in desktop, then computer main board and desktop to be cleaned is used into electrostatic in 45 degree of overturning angles Brush dips cleaning agent, from top to bottom successively scrubs clear agent;Wherein No. 1, No. 5, No. 9 computer main boards are scrubbed with embodiment 1;With Embodiment 2 scrubs No. 2, No. 6, No. 10 computer main boards;No. 3, No. 7, No. 11 computer main boards are scrubbed with embodiment 3;With comparative example brush Wash No. 4, No. 8, No. 12 computer main boards.Observing printed circuit plate surface, whether there is or not apparent residuals, as a result as shown in table 1 below:
Table 1: the cleaning effect of cleaning agent
No. 1, No. 2, No. 3, No. 4 No. 5, No. 6, No. 7, No. 8 No. 9, No. 10, No. 11, No. 12
Embodiment 1 No. 1 noresidue No. 5 noresidues No. 9 noresidues
Embodiment 2 No. 2 noresidues No. 6 noresidues No. 10 noresidues
Embodiment 3 No. 3 noresidues No. 7 noresidues No. 11 noresidues
Comparative example No. 4 have residual No. 8 noresidues No. 12 have residual
As can be seen from Table 1, relative to commercially available IsoparTML, the present invention to rosin flux, halogen scaling powder it is clear It is preferable to wash effect.
Although the present invention has been explained in detail and has referred to embodiment, for those of ordinary skill in the art, show Various schemes, modification and the change that can so make as specified above, should be construed as being included in claims range it It is interior.

Claims (7)

1. a kind of cationic precise electronic aqueous, environmental protective efficient cleaner, which is characterized in that according to parts by weight, formula group Become: 10-15 parts of hydrolysis of polymaleic anhydride aqueous solution, chelating agent 5-10 parts organic phosphorus, Gemini cationic surfactant 1-3 Part, organofluoro surfactants 2-4 parts non-ionic, 12-18 parts of aqueous, environmental protective solvent, 20-30 parts of deionized water.
2. cationic precise electronic aqueous, environmental protective efficient cleaner according to claim 1, which is characterized in that described The mass fraction of hydrolysis of polymaleic anhydride aqueous solution is 50%, and the relative molecular weight of hydrolysis of polymaleic anhydride is 400-1000.
3. cationic precise electronic aqueous, environmental protective efficient cleaner according to claim 1, which is characterized in that described Organic phosphorus chelating agent is aminotrimethylenephosphonic acid, aminotrimethylenephosphonic acid five sodium-salt, 1-hydroxy ethylidene-1,1-diphosphonic acid, phosphinylidyne butane three At least one of carboxylic acid, 2- phosphonobutane -1,2,4- tricarboxylic acids.
4. cationic precise electronic aqueous, environmental protective efficient cleaner according to claim 1, which is characterized in that described Gemini cationic surfactant is dibrominated N, N'- bis- [2- (lauroyl amido) ethyl] ethylenediamines, dibrominated-N, N'- The own diammonium of two (dimethyl alkyl), dibrominated-N, N'- bis- (dimethyl alkyl) second diammonium, N, the bis- [2- (lauroyl amido) of N'- Ethyl] butanediamine, N, the bis- dodecyl oxygen acetyl group -1,2- dichloride ammoniums of N ' -, N, N'- bis- [2- (lauroyl amido) ethyls] At least one of hexamethylene diamine.
5. cationic precise electronic aqueous, environmental protective efficient cleaner according to claim 1, which is characterized in that described non- Ionic organofluoro surfactants are at least one of perfluorododecyl -1- alcohol, perfluor n-octyl alcohol, perfluor Decanol.
6. cationic precise electronic aqueous, environmental protective efficient cleaner according to claim 1, which is characterized in that described Aqueous, environmental protective solvent is ethyl alcohol, diethylene glycol (DEG), n-butanol, ethylene glycol monobutyl ether, glycol monoethyl ether, butyl, dipropyl At least one of glycol methyl ether, dipropylene, diethylene glycol dimethyl ether.
7. cationic precise electronic aqueous, environmental protective efficient cleaner according to claim 1-6, feature exist In preparation process are as follows: based on parts by weight, all raw materials are added in mixing arrangement by formula composition, are stirred evenly, so It packs afterwards after static 15~30min to get cationic precise electronic aqueous, environmental protective efficient cleaner.
CN201910153610.8A 2019-02-28 2019-02-28 A kind of cationic precise electronic aqueous, environmental protective efficient cleaner Pending CN109735399A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114149875A (en) * 2021-12-06 2022-03-08 广东舒洁环境科技有限公司 Neutral environment-friendly cleaning agent and preparation method thereof

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CN105695126A (en) * 2016-04-19 2016-06-22 福州大学 Environment-friendly water-based cleaning agent for printed circuit boards
CN106350296A (en) * 2016-08-25 2017-01-25 大连奥首科技有限公司 High-efficiency environment-friendly LED chip cleaning agent and application method
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Publication number Priority date Publication date Assignee Title
CN1482223A (en) * 2003-07-24 2004-03-17 山东大学 Glass cleaning agent composite for electronic industry
CN101766973A (en) * 2009-01-07 2010-07-07 湖北大学 Symmetric cationic surfactant and preparation method thereof
CN102477358A (en) * 2010-11-29 2012-05-30 江苏协鑫硅材料科技发展有限公司 Silicon wafer cleaning agent
CN105695126A (en) * 2016-04-19 2016-06-22 福州大学 Environment-friendly water-based cleaning agent for printed circuit boards
CN106350296A (en) * 2016-08-25 2017-01-25 大连奥首科技有限公司 High-efficiency environment-friendly LED chip cleaning agent and application method
CN108559639A (en) * 2018-01-09 2018-09-21 江苏荣马新能源有限公司 A kind of cleaning solution for the surface treatment of black silicon cell
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* Cited by examiner, † Cited by third party
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