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 PDFInfo
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- 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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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
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.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910153610.8A CN109735399A (en) | 2019-02-28 | 2019-02-28 | A kind of cationic precise electronic aqueous, environmental protective efficient cleaner |
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| CN201910153610.8A CN109735399A (en) | 2019-02-28 | 2019-02-28 | A kind of cationic precise electronic aqueous, environmental protective efficient cleaner |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114149875A (en) * | 2021-12-06 | 2022-03-08 | 广东舒洁环境科技有限公司 | A kind of neutral environment-friendly cleaning agent and preparation method thereof |
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