CN102443500B - Detergent remover component and washing method - Google Patents
Detergent remover component and washing method Download PDFInfo
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- CN102443500B CN102443500B CN201010502950.6A CN201010502950A CN102443500B CN 102443500 B CN102443500 B CN 102443500B CN 201010502950 A CN201010502950 A CN 201010502950A CN 102443500 B CN102443500 B CN 102443500B
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Abstract
The invention relates to a detergent remover component for removing grease, resin or particles adhered to electronic components and a washing method, particularly provides a detergent remover component having low metal corrosivity and good stripping property for stripping heated alignment coatings for an LCD glass substrate and a washing method for using the detergent remover component. The detergent remover component comprises an alkaline compound (A), a primary alcohol organic solvent (B), and an ether secondary and/or tertiary alcohol organic solvent (C).
Description
Technical field
The present invention relates to a kind of in order to remove detergent composition and the method for cleaning of the grease, resin or the particulate that are attached on electronic component, particularly provide a kind of in order to peel off in liquid crystal display glass substrate, through the detergent composition of post-heating alignment film after treatment and use the method for cleaning of this constituent.
Background technology
All the time, compared to neutral ablution, alkaline ablution is comparatively remarkable for the removal ability of grease, resin and particulate etc., so be widely used in the manufacturing process for cleaning of electronic component, metal parts and ceramic part etc.But, because the non-ferrous metal such as aluminium are easily corroded by alkaline ablution, general in the method for cleaning of electronic component with aluminium, be not suitable for using alkaline ablution.Take electronic component as example, the particularly polyimide alignment film in liquid-crystal display was take horizontal direction matching type as main in the past, but along with more and more stronger for the demand of wide-angle liquid-crystal display, the polyimide alignment film of vertical orientation type has the trend of increase.If the polyimide alignment film glass substrate of horizontal direction matching type, at post-heating processing (post-bake, post-heating treatment temp: 180～280 ℃) the front state that partly burns till, unacceptable product now can be peeled off its alignment film by N-Methyl pyrrolidone (N-methylpyrrolidone) equal solvent, and can not corrode aluminium film (electronic circuit).But in the time of the polyimide alignment film of vertical orientation type, even partly burning till state, still cannot use N-Methyl pyrrolidone equal solvent to be peeled off, therefore Japanese kokai publication hei is openly speciallyyed permit communique for No. 6-306661 and has been disclosed the means that use alkaline ablution to be peeled off.But; because the aluminium film of glass substrate can be corroded by alkaline ablution; so first using the materials such as wax to protect the part of aluminium film cleans again; then removing wax with hydro carbons equal solvent again restores substrate and aluminium film; or alignment film and aluminium film are peeled off and dissolved completely, only make substrate restore.
In addition,, in the preparation process of semiconductor subassembly circuit etc., the photoresistance residue producing while forming electronic circuit in order to remove carries out with amine series stripping agent all the time.But amine series stripping agent has the metallic circuit of aluminium and tungsten etc. and the problem of metallic film on corrosion substrate.Therefore Japanese kokai publication hei is openly speciallyyed permit for No. 4-48633 in communique and is disclosed and use the aqueous solution that contains fourth stage ammonium oxyhydroxide and carbohydrate to solve the problem of corrosion, but the separability of photoresistance and suppress metallic circuit corrosion this aspect two, and cannot be simultaneously completely satisfied.
In addition, TOHKEMY is openly speciallyyed permit communique for No. 2005-336470 and is disclosed the ablution that uses tetraalkylammonium hydroxides collocation certain alcohols kind solvent composition, has good ability for suppressing metallic corrosion.But this ablution, for post-heating alignment film after treatment, still cannot fully be peeled off clean.
Summary of the invention
The detergent composition that provides a kind of separability good is provided the present invention's the first object, particularly provides that a kind of metal protection is low, separability is good, in order to peel off in liquid crystal display glass substrate, through the detergent composition of post-heating alignment film after treatment.
The present invention's the second object is in the method for cleaning the electronic component that a kind of metal protection is low, separability is good is provided.
For meeting aforementioned expection object, detergent composition of the present invention, comprises: the secondary of basic cpd (A), one-level alcohol organic solvent (B) and tool ether and/or the organic solvent (C) of tertiary alcohol class.
Below one by one the each composition of the present invention is described in detail:
< detergent composition >
[basic cpd (A)]
Basic cpd of the present invention (A) is to be selected from the group being made up of metal hydroxides, carbonate, phosphoric acid salt, silicate, ammoniacal liquor, diamine, ammonium hydroxide and the represented organic bases of lower note general expression (1).
In formula, R
1for the alkyl of carbon number 1～24, R
2, R
3with R
4for the alkyl of hydrogen atom, carbon number 1～24 or-(R
5o)
pthe functional group that-H is represented, wherein, R
5for the alkylidene group of carbon number 2～4, the integer that p is 1～6.
The concrete example of described metal hydroxides is as alkali metal hydroxides such as lithium hydroxide, sodium hydroxide and potassium hydroxide; The alkaline earth metal hydroxidess such as calcium hydroxide, magnesium hydroxide and hydrated barta.
The concrete example of described carbonate is as alkaline carbonate classes such as sodium carbonate and salt of wormwood; The alkaline earth metal carbonate classes such as calcium carbonate, magnesiumcarbonate and barium carbonate.
Described phosphatic concrete example is as alkali metal phosphate classes such as trisodium phosphate, potassium pyrophosphate, tripoly phosphate sodium STPP and Potassium tripolyphosphates; The alkali earth metal phosphate classes such as Calcium Pyrophosphate, magnesium pyrophosphate, barium pyrophosphate, tripolyphosphate calcium, tripolyphosphate magnesium and tripolyphosphate barium.
The concrete example of the organic bases shown in described general expression (1), comprises salt that positively charged ion as cited in following (i)～(v) and oxyhydroxide negatively charged ion formed and the mixture of this salt.
(i) the level Four ammonium cation that contains four alkyl
The concrete example of the tetraalkyl ammonium of the alkyl that contains four carbon numbers 1～6 is as tetramethyl-ammonium, tetraethyl ammonium, four n-propyl ammoniums, tetra isopropyl ammonium, tetra-n-butyl ammonium, four isobutyl-ammoniums, four tributyl ammonium, four pentyl ammonium and tetrahexyl ammonium etc.
The concrete example of the tetraalkyl ammonium of the alkyl that contains three carbon numbers 1～6 is as trimethylammonium heptyl ammonium, trimethylammonium octyl group ammonium, trimethylammonium decyl ammonium, trimethyldodecane base ammonium, trimethylammonium octadecyl (stearyl) ammonium, Three methyl Benzene ammonium methyl, triethyl hexyl ammonium, triethyl octyl group ammonium, triethyl octadecyl ammonium, triethylbenzene ammonium methyl, tributyl phenmethyl ammonium, tributyl octyl group ammonium and three hexyl octadecyl ammonium etc.
The concrete example of the tetraalkyl ammonium of the alkyl that contains two carbon numbers 1～6 is as dimethyl dioctyl ammonium, diethyl dioctyl ammonium and dimethyl diphenyl-methyl ammonium etc.
The concrete example of the tetraalkyl ammonium of the alkyl that contains a carbon number 1～6 is as methyl trioctylammonium, ethyl trioctylammonium and Methyl Octyl diphenyl-methyl ammonium etc.
(ii) three grades of ammonium cations that contain three alkyl
The concrete example of the trialkyl ammonium cation of the alkyl that contains three carbon numbers 1～6 is as trimethyl ammonium positively charged ion, triethyl ammonium positively charged ion and tributyl ammonium positively charged ion etc.
The concrete example of the trialkyl ammonium cation of the alkyl that contains two carbon numbers 1～6 is as dimethyl octyl group ammonium cation, dimethyl stearyl ammonium cation, diethyl octyl group ammonium cation, dibutyl octyl group ammonium cation and dimethyl benzene ammonium methyl positively charged ion etc.
The concrete example of the trialkyl ammonium cation of the alkyl that contains a carbon number 1～6 is as methyl dioctyl ammonium cation, ethyl dioctyl ammonium cation and Methyl Octyl phenmethyl ammonium cation etc.
(iii) the secondary ammonium cation that contains two alkyl
The concrete example of the dialkyl ammonium cation of the alkyl that contains two carbon numbers 1～6 is as Dimethyl Ammonium positively charged ion, diethyl ammonium positively charged ion, dibutyl ammonium cation and dihexyl ammonium cation etc.
The concrete example of the dialkyl ammonium cation of the alkyl that contains a carbon number 1～6 is as Methyl Octyl ammonium cation, ethyl octyl group ammonium cation, butyl octyl ammonium cation, hexyl octyl group ammonium cation, methyl octadecyl ammonium cation, methylbenzene ammonium methyl positively charged ion and ethylbenzyl ammonium cation etc.
(iv) the one-level ammonium cation that contains an alkyl
The concrete example of single alkyl (carbon number 1～6) ammonium cation is as ammonium methyl positively charged ion, ethyl ammonium positively charged ion, butyl ammonium cation and hexyl ammonium cation etc.
(v) positively charged ion that contains oxyalkylene group
The cationic concrete example that contains an oxyalkylene group is as hydroxyethyl trimethyl ammonium positively charged ion, hydroxyethyl triethyl ammonium positively charged ion, Hydroxyproyl Trimethyl ammonium cation, hydroxypropyl triethyl ammonium positively charged ion, hydroxyethyl dimethyl ethyl ammonium positively charged ion and hydroxyethyl dimethyl octyl group ammonium cation etc.
The cationic concrete example that contains two oxyalkylene groups is as dihydroxy ethyl Dimethyl Ammonium positively charged ion, dihydroxy ethyl diethyl ammonium positively charged ion, dihydroxypropyl Dimethyl Ammonium positively charged ion, dihydroxypropyl diethylamide positively charged ion, dihydroxy ethyl methylethyl ammonium cation, dihydroxy ethyl Methyl Octyl ammonium cation and two (2-hydroxyl ethoxyethyl) octyl group ammonium cation etc.
The cationic concrete example that contains three oxyalkylene groups is as trihydroxyethyl ammonium methyl positively charged ion, trihydroxyethyl ethyl ammonium positively charged ion, trihydroxyethyl butyl ammonium cation, three hydroxypropylmethyl ammonium cations, three hydroxypropyl ethyl ammonium positively charged ions and trihydroxyethyl octyl group ammonium cation etc.
In basic cpd of the present invention (A), with the viewpoint of detergency and cleaning, preferably alkali metal hydroxide, diamine and above-mentioned containing (i) and (ii) described cationic oxyhydroxide, more preferably diamine with containing (i) cationic oxyhydroxide, particularly contain the tetraalkyl ammonium oxyhydroxide of the alkyl of four carbon numbers 1～6.Above-mentioned compound, can be separately a kind of or mix several uses.
Based on detergent composition gross weight 100 weight parts, basic cpd of the present invention (A) usage quantity is generally 5～50 weight parts, is preferably 10～45 weight parts, is more preferred from 15～40 weight parts.
[one-level alcohol organic solvent (B)]
One-level alcohol organic solvent of the present invention (B) is one-level unit price alcohols, one-level multivalence alcohols or the ether alcohol class with one-level alcohol radical etc.
The concrete example of one-level unit price alcohols is as methyl alcohol, ethanol, n-propyl alcohol, propyl carbinol, 2-methyl 1-propyl alcohol, Pentyl alcohol, 2-methyl n-butyl alcohol, 3-methyl n-butyl alcohol, 2, the one-level unit price alcohols such as 2-dimethyl 1-propyl alcohol.
The concrete example of one-level multivalence alcohols is as ethylene glycol (ethylene glycol), 1, ammediol (1,3-propylene glycol), 1,4-butyleneglycol (1,4-butanediol), 1, the one-level multivalence alcohols such as 6-hexylene glycol (1,6-hexanediol), neopentyl glycol (neopentyl glycol), trimethylolethane (trimethylol ethane), TriMethylolPropane(TMP) (trimethylol propane) and isoamyl tetrol (pentaerythritol).
The concrete example of the ether alcohol class with one-level alcohol radical is as Ethylene Glycol Methyl ether (ethylene glycol monomethyl ether), glycol ethyl ether (ethylene glycol monoethyl ether), glycol ether (diethylene glycol), glycol ether methyl ether (diethylene glycol monomethyl ether), glycol ether ethyl ether (diethylene glycol monoethyl ether), glycol ether butyl ether (diethylene glycol monobutyl ether), glycol ether n-hexyl ether (diethylene glycol mono n-hexyl ether), glycol ether 2-ethylhexyl ether (diethylene glycol mono 2-ethylhexyl ether), Triethylene glycol (triethylene glycol), Triethylene glycol methyl ether (triethylene glycol monomethyl ether), tetraethylene-glycol (tetraethylene glycol), tetraethylene-glycol methyl ether (tetraethylene glycol monomethyl ether), polyoxyethylene glycol (polyethylene glycol, Mn:150～850) etc. the ether alcohol class with one-level alcohol radical.
Based on detergent composition gross weight 100 weight parts, one-level alcohol organic solvent of the present invention (B) usage quantity is generally 5～70 weight parts, is preferably 10～65 weight parts, is more preferred from 15～60 weight parts.
[thering is the secondary of ether and/or the organic solvent (C) of tertiary alcohol class]
In the present invention, the concrete example with the secondary of ether and/or the organic solvent (C) of tertiary alcohol class is as 1-methoxy-2-propanol (1-methoxy-2-propanol), 1-oxyethyl group-2-propyl alcohol (1-ethoxy-2-propanol), 1-propoxy--2-propyl alcohol (1-propoxy-2-propanol), 1-butoxy-2-propyl alcohol (1-butoxy-2-propanol), 1-phenoxy group-2-propyl alcohol (1-phenoxy-2-propanol), 1-methoxyl group-2-butanols (1-methoxy-2-butanol), 1-butoxy-2-butanols (1-butoxy-2-butanol), 1-(2-methoxyl group-1-methyl ethoxy)-2-propyl alcohol [1-(2-methoxy-1-methylethoxy)-2-propanol], 1-(2-methoxyl group-2-methyl ethoxy)-2-propyl alcohol [1-(2-methoxy-2-methylethoxy)-2-propanol], 1-(2-oxyethyl group-1-methyl ethoxy)-2-propyl alcohol [1-(2-ethoxy-1-methylethoxy)-2-propanol], 1-(2-propoxy--1-methyl ethoxy)-2-propyl alcohol [1-(2-propoxy-1-methylethoxy)-2-propanol], 1-(2-butoxy-1-methyl ethoxy)-2-propyl alcohol [1-(2-butoxy-1-methylethoxy)-2-propanol], 1-(2-three butoxy-1-methyl ethoxy)-2-propyl alcohol [1-(2-tert-butoxy-1-methylethoxy)-2-propanol], 1-(2-hexyloxy-1-methyl ethoxy)-2-propyl alcohol [1-(2-hexyloxy-1-methylethoxy)-2-propanol], 1, 1 '-[propane-1, 2-bis-bases two (stretching oxygen base)] two propane-1-alcohol { 1, 1 '-[propane-1, 2-diylbis (oxy)] dipropane-1-ol}, 1-[2-(2-methoxyl group-1-methyl ethoxy)-1-methyl ethoxy]-2-propyl alcohol 1-[2-(2-methoxy-1-methylethoxy)-1-methylethoxy]-2-propanol}, 1-[1-methyl-2-(1-methyl-2-propoxy-oxyethyl group) oxyethyl group]-2-propane 1-[1-methyl-2-(1-methyl-2-propoxyethoxy) ethoxy]-2-propanol}, 4, 7, 10-trimethylammonium-2, 5, 8, the 11-tetra-oxygen tetradecane-13-alcohol { 4, 7, 10-trimethyl-2, 5, 8, 11-tetraoxatetradecane-13-ol}, 1-[1-[1-(1-methoxy propoxy) propoxy-] propoxy--2-propyl alcohol 1-[1-[1-(1-methoxypropoxy) propoxy] and propoxy]-2-propanol}, 1-methoxyl group-2-methyl-2-propanol (1-methoxy-2-methyl-2-propanol), 1-isopropoxy-2-methyl-2-propanol (1-Isopropoxy-2-methyl-2-propanol).
Based on detergent composition gross weight 100 weight parts, of the present invention have the secondary of ether and/or organic solvent (C) usage quantity of tertiary alcohol class is generally 5～70 weight parts, is preferably 10～65 weight parts, is more preferred from 15～60 weight parts.
In detergent composition of the present invention, basic cpd (A), one-level alcohol organic solvent (B) and have the secondary of ether and/or organic solvent (C) the used time of tertiary alcohol class, can obtain the alignment film ablution that metal protection is low, separability is good.
In the time not using one-level alcohol organic solvent (B), can there is metal protection problem; And do not use while thering is the secondary of ether and/or the organic solvent (C) of tertiary alcohol class, have the not good shortcoming of separability.Detergent composition of the present invention except above-mentioned basic cpd (A), one-level alcohol organic solvent (B) and there is the secondary of ether and/or the organic solvent (C) of tertiary alcohol class, do not affecting under detergent composition performance, can optionally add water, other hydrophilic organic solvents (D), interfacial agent (E) and additive (F).
[other hydrophilic organic solvents (D)]
Other hydrophilic organic solvents (D) are pyridines, amides, oxazoline ketone, nitrites, lactone, ketone, ethers, ether-ether class, cyclic ethers class, sulfoxide type or ether alcohol class etc.
The concrete example of pyridines is as pyridines such as N-Methyl pyrrolidone, N-ethyl pyrrolidone and 2-Pyrrolidones.
The concrete example of amides is as N-METHYLFORMAMIDE (N-methylformamide), N, dinethylformamide (N, N-dimethylformamide), N-ethyl-formamide (N-ethylformamide) and N, N-diethylformamide (N, the benzamide type such as N-diethylformamide), N-methylacetamide (N-methylacetamide), N, N-N,N-DIMETHYLACETAMIDE (N, N-dimethylacetamide), N-ethyl acetamide (N-ethylacetamide), N, N-diethyl acetamide (N, the ethanamide such as N-diethylacetamide), N, N-dimethyl propylene acid amides (N, N-dimethylpropionamide), the amidess such as hexamethylphosphoric acid triamide (hexamethyl phosphoramide).
The concrete example of oxazoline ketone is as N-methyl-2-oxazoline ketone (N-methyl-2-oxazolidinone), 3, the oxazoline ketones such as 5-dimethyl-2-oxazoline ketone (3,5-dimethyl-2-oxazolidinone).
The concrete example of nitrites is as nitrites such as acetonitrile (acetonitrile), propionitrile (propionitrile), butyronitrile (butyronitrile), vinyl cyanide (acrylonitrile), methacrylonitrile (methacrylonitrile), cyanobenzenes (benzonitrile).
The concrete example of lactone is as lactone such as gamma-butyrolactone (γ-butyrolactone), α-ethanoyl-gamma-butyrolactone (α-acetyl-γ-butyrolactone), beta-butyrolactone (β-butyrolactone), γ-valerolactone (γ-valerolactone), δ-valerolactones (δ-valerolactone).The concrete example of ketone is as ketones such as acetone (acetone), methyl phenyl ketone (acetophenone), methyl ethyl ketone (methylethylketone), pimelinketone (cyclohexanone), cyclopentanone (cyclopentanone) and diacetone alcohols (diacetone alcohol).
The concrete example of ethers is as ethylene glycol dimethyl ether (ethylene glycol dimethyl ether), diethylene glycol dimethyl ether (diethylene glycol dimethyl ether), triethylene glycol dimethyl ether (triethylene glycol dimethyl ether), diethylene glycol diethyl ether (diethylene glycol diethyl ether), Diethylene Glycol dibutyl ether (diethylene glycol dibutyl ether), Diethylene Glycol isopropyl methyl ether (diethylene glycol isopropylmethyl ether), Diethylene Glycol normal-butyl methyl ether (diethylene glycol n-butylmethyl ether), dipropylene glycol dimethyl ether (dipropylene glycol dimethyl ether), tripropylene glycol dimethyl ether (tripropylene glycol dimethyl ether), dipropylene glycol n-propyl methyl ether (dipropylene glycol n-propylmethyl ether), the not ethers of containing alcohol-based such as dipropylene glycol normal-butyl methyl ether (dipropylene glycol n-butylmethyl ether).
The concrete example of ether-ether class is as glycol methyl ether acetate (ethylene glycol monomethyl ether acetate), ethylene glycol ether acetate (ethylene glycol monoethyl ether acetate), diethylene glycol dimethyl ether acetic ester (diethylene glycol monomethyl ether acetate), the ether-ether classes such as diethylene glycol ether acetic ester (diethylene glycol monoethyl ether acetate) and Diethylene Glycol monobutyl ether acetate (diethylene glycol monobutyl ether acetate).
The concrete example of cyclic ethers class is as cyclic ethers classes such as tetrahydrofuran (THF) (tetrahydrofuran), tetrahydropyranss (tetrahydropyran).
The concrete example of sulfoxide type is as sulfoxide types such as dimethyl sulfoxide (DMSO) (dimethylsulfoxide), diethyl sulfoxide (diethylsulfoxide), tetramethylene sulfone (sulfolane).
The concrete example of multivalence alcohols as: 1, 2-propylene glycol (1, 2-propylene glycol), glycerol (glycerin), 1, 3-butyleneglycol (1, 3-butanediol), 2, 3-butyleneglycol (2, 3-butanediol), 1, 2-pentanediol (1, 2-pentanediol), 1, 4-pentanediol (1, 4-pentanediol), 2, 4-pentanediol (2, 4-pentanediol), 1, 2-hexylene glycol (1, 2-hexanediol), 1, 5-hexylene glycol (1, 5-hexanediol) and 2, 5-hexylene glycol (2, the straight chain formula glycols (alkane diol) of carbon number 2～8 such as 5-hexanediol), 1,2-cyclohexane diol (1,2-cyclohexanediol), 1,3-cyclohexane diol (1,3-cyclohexanediol), 1,4-cyclohexane diol (1,4-cyclohexanediol), 1,2-pentamethylene glycol (1,2-cyclopentanediol), 1, the ester ring type glycols of the carbon numbers 6～12 such as 3-pentamethylene glycol (1,3-cyclopentanediol).
Based on detergent composition gross weight 100 weight parts, other hydrophilic organic solvents of the present invention (D) are preferably 0～20 weight part.
[interfacial agent (E)]
The kind of interfacial agent (E) can be divided into non-ionic surfactant (E1), teepol (E2), cation interfacial active agent (E3) and zwitterionic surfactant (E4).But the organic bases shown in aforementioned alcohols and general expression (1) not included in this type of.
The concrete example of aforementioned non-ionic interfacial agent (E1) is, the multivalence alcohol type non-ionic surfactant of alkylene oxide compound add-on type non-ionic surfactant, carbon number 3～20.
Described alkylene oxide compound add-on type non-ionic surfactant can be in the compound such as higher alcohols, alkylphenol, the higher fatty acid of carbon number 12～24 or the senior alkylamines of carbon number 8～24 of carbon number 10～24 of carbon number 8～18, the oxyalkylene group products therefrom of direct addition carbon number 2～4, the oxyalkylene group of this carbon number 2～4 is oxyethylene group (hereinafter to be referred as EO), oxypropylene group or oxybutylene base, and the addition mole number of the oxyalkylene group of carbon number 2～4 is 8～5,000, described alkylene oxide compound add-on type non-ionic surfactant also can be polyoxy alkylene ethylene glycol, and (Mn is 150～6, 000) product reacting with higher fatty acid of carbon number 12～24 etc., the compound that contains hydroxyl in multivalence alcohol of glycols or 3～8 valencys etc. reacts the product of addition oxyalkylene group on the carboxylate of gained, and (Mn is 250～30 with the higher fatty acid of carbon number 12～24, 000), (Mn is 200～30 to the product of addition oxyalkylene group in the higher fatty acid amides of carbon number 8～24, 000) (Mn is 120～30 to the product of addition oxyalkylene group or on the multivalence alcohol alkyl oxide of carbon number 8～60, 000) etc.
The multivalence alcohol type non-ionic surfactant of described carbon number 3～20 is multivalence alcohol fatty acid ester, the multivalence fatty acid alkyl ether of carbon number 8～60 or the fatty acid alkyl amide of carbon number 8～60 of carbon number 8～60.
The concrete example of anionic interfacial agent (E2) is, carboxylic acid (the saturated or unsaturated fatty acids of carbon number 8～22) or its esters, the salt [salt of the carboxymethylation compound of the aliphatics alcohols of carbon number 8～16 and/or the EO affixture of this aliphatics alcohols (addition number 1～10) etc. etc.] of carboxymethylation compound, sulfuric ester salt [higher alcohol sulfate salt (the sulfuric ester salt of the aliphatics lipid of carbon number 8～18 etc.) etc.], senior alkyl ether sulfuric ester salt [the sulfuric ester salt of the EO affixture (addition number 1～10) of the aliphatics alcohols of carbon number 8～18], sulfated oil (natural consaturated oil or undersaturated wax oil carry out after sulfation again in and the salt of gained), sulfation fatty acid ester (in carrying out after sulfation again to the low-carbon-ester class of unsaturated fatty acids and the salt of gained), sulfation alkene (in carrying out after sulfation again to the olefines of carbon number 12～18 and the salt of gained), sulfonate [alkylbenzene sulfonate, sulfonated alkyl naphathalene, sulfosuccinic acid diesters type, the sulfonated α-olefin of carbon number 12～18, Igepon T-shaped (trade(brand)name) interfacial agent] and the phosphate ester salt [phosphate ester salt of carbon number 8～60 higher alcoholss, the phosphate ester salt of the EO affixture of carbon number 8～60 higher alcoholss, the phosphate ester salt of the EO affixture of carbon number 4～60 alkylphenols etc.] etc. salt.
The concrete example of above-mentioned salt is, basic metal (sodium, potassium etc.) salt, alkaline earth metal (calcium, magnesium etc.) salt, ammonium salt, the alkylamine salt of carbon number 1～20 and the alkanolamine of carbon number 2～12 (single, two, trolamine) salt etc.
The concrete example of cationic interfacial agent (E3) is, halogenation quarternary ammonium salt type [tetraalkylammonium salt of carbon number 4～100, for example: chlorination dodecyl trimethyl ammonium, chlorination didecyldimethyl ammonium, bromination dioctyl Dimethyl Ammonium, bromination stearyl trimethyl ammonium; The trialkyl phenyl ammonium salt of carbon number 3～80, for example: chlorination dodecyl dimethyl phenyl ammonium (benzalkonium chloride); The alkyl pyridine salt of carbon number 2～60, for example: chlorination hexadecyl pyridine salt; Change polyoxyethylene groups trimethyl ammonium; Sapamine type (trade(brand)name) quarternary ammonium salt, for example: the Methylsulfate of stearylamide ethyl diethylmethyl ammonium], amine salt type [mineral acid (hydrochloric acid, sulfuric acid, nitric acid and phosphoric acid) salt or organic acid (acetic acid, propionic acid, laurostearic acid, oleic acid, M-nitro benzoic acid, succsinic acid, hexanodioic acid, the nonane diacid) salt of the aliphatics higher amines (for example: lauryl amine, stearic amine, hexadecylamine, sclerosis tallow amine, rosin Amine D etc.) of carbon number 12～60; Higher fatty acid (carbon number 12～24, for example: stearic acid, the oleic acid) salt of carbon number 1～11 low-grade amine; Mineral acid (mineral acid as above) salt or organic acid (organic acid as above) salt of the EO affixture of carbon number 1～30 fatty amine etc.; Mineral acid (mineral acid as above) salt or organic acid (organic acid as above) salt etc. of tertiary amine (triethanolamine monostearate, stearylamide ethyl diethylmethyl thanomin etc.)] etc.
The concrete example of zwitterionic surfactant (E4) is, amino acid zwitterionic surfactant [Sodium Propionate of the senior alkylamines of carbon number 12～18 etc.], trimethyl-glycine (Trimethyl glycine) type zwitterionic surfactant [alkyl dimethyl betaine of carbon number 12～18 etc., the alkyl dihydroxy ethyl trimethyl-glycine of carbon number 12～18 etc., coco-nut oil fatty acid amido propyl betaine etc.], sulfuric acid type zwitterionic surfactant [the sulfuric ester sodium salt of the senior alkylamines of carbon number 8～18, hydroxyethyl imidazole quinoline sulfuric ester sodium salt etc.], sulfonate amphoteric interfacial agent (five decyl amido ethyl sulfonic acids, tetrahydroglyoxaline sulfonic acid etc.), phosphate ester salt type zwitterionic surfactant [phosphate amine salt of the glycerine higher fatty acid carboxylate of carbon number 8～22] etc.
In described interfacial agent (E), with the viewpoint of detergency and erosion resistance, preferably non-ionic surfactant (E1) and teepol (E2), more preferably non-ionic surfactant (E1).Based on detergent composition gross weight 100 weight parts, interfacial agent of the present invention (E) is preferably 0～20 weight part.
[additive (F)]
Additive (F) is for example that [amine that carbon number is 6～30 is (as cyclo-hexylamine for rust-preventive agent, lauryl amine, stearic amine etc.) oxygen second rare (EO) affixture (addition number 2～10), chromic salt, nitrite, higher fatty acid (carbon number 8～30) salt of the amine of carbon number 6～30, basic metal (the sodium of the dicarboxylic acid of carbon number 12～24, potassium etc.) salt, ammonium salt, or alkanolamine salt (triethanolamine salt etc.), the alkylolamide (for example dodecyl succinate diglycollic amide) of the dicarboxylic acid of carbon number 12～24, the alkylolamide an alkali metal salt (such as dodecyl succinate diglycollic amide sodium salt) of the dicarboxylic acid of carbon number 12～24 etc.], antioxidant [phenolic compound (2,6 ,-bis--t-butyl-4-sylvan etc.), sulfocompound (two dodecyl phenyl disulfide amine propionic salts etc.), amine compound (octyl group diphenylamine etc.), phosphorus compound (triphenyl phosphite etc.) etc.], metal ion chelation agent (ethylene diamine tetra acetic acid sodium, Trisodium Citrate etc.), organic acid (citric acid, oxyacetic acid, succsinic acid, tartrate, lactic acid, FUMARIC ACID TECH GRADE, oxysuccinic acid, acetyl acid, butyric acid, lucky oxalic acid, oxalic acid, maleic acid, tussol etc.) and the basic metal (sodium of these materials, potassium etc.) salt, ammonium salt or alkanolamine salt (as triethanolamine salt) etc.
The content of additive (F), based on detergent composition gross weight 100 weight parts, rust-preventive agent of the present invention is conventionally below 20 weight parts, preferably 0.5～10 weight part, antioxidant conventionally below 5 weight parts, preferably 0.1～1 weight part, metal ion chelation agent is conventionally below 20 weight parts, preferably 0.5～10 weight part, organic acid conventionally below 20 weight parts, preferably 0.5～10 weight part.
Take gross weight 100 weight parts of detergent composition of the present invention as benchmark, the content that other hydrophilic organic solvents (D), interfacial agent (E) and additive (F) add up to, conventionally below 40 weight parts, preferably below 30 weight parts, more preferably below 20 weight parts.And the kinematic viscosity of detergent composition in the time of 25 ℃, conventionally at 2～300mm
2/ sec, from the viewpoint of detergency and flushing, preferably 3～100mm
2/ sec, more preferably 4～50mm
2/ sec.Wherein, viscosity is to measure with viscosmeters such as this Ward difficult to understand (Ostwald) or Chinese tallow tree Luo De (Ubbelohde).
< method of cleaning >
Detergent composition of the present invention, its applicable purposes is not particularly limited, can be used for cleaning of various electronic components and aluminium building materials etc., preferably for the cleaning of electronic component, be particularly widely used in some or all use the cleaning of the part such as electronic component of aluminium.For example, glass substrate, semiconductor substrate, printed circuit board (PCB), the electricity slurry that liquid crystal panel is used shows electric parts, the aluminium building materials etc. of aluminum electrode plate, the electric razor etc. of glass substrate, the first-class electronic component of thermoinduction, the cooling film of air-conditioning, air cleaner.In addition, clean object (dirt) is the organism such as grease, fingerprint, resin, organic fine particles, inorganic particles (for example, the inorganics such as glass powder, ceramics powder, metal powder).In these clean objects, detergent composition of the present invention is particularly suitable for being used in the cleaning of glass substrate that liquid crystal panel uses (alignment film carries out cleaning of filming front glass substrate, or alignment film to be underproof glass substrate clean).
Detergent composition of the present invention is applicable be selected from by ultrasonic wave, spray clean, spray clean, dipping and composing method group of dipping shake institute clean.While cleaning, detergent composition of the present invention can dilute by water where necessary.
Clean temperature, be generally 10～70 ℃, preferably 15～60 ℃.Normally 0.2～120 point of clean time, preferably 0.5～30 point.After cleaning with detergent composition of the present invention, can rinse and remove the detergent composition that is attached to substrate with water again, normally 5～90 ℃ of the flushing temperature of water, preferably 10～70 ℃, the method for flushing is with above-mentioned applicable method of cleaning.After flushing, conventionally in the environment of 50～150 ℃, preferably in the environment of 60～100 ℃, carry out heat drying, the time is conventionally at 1～120 point, preferably at 3～60 points, the glass substrate of using to obtain clean liquid crystal panel, so can make glass substrate restore.
Embodiment
For effect of the present invention is described, special with the following example explanation, it is only better possible embodiments of the present invention, not in order to limit the present invention, therefore all modification or changes of doing according to the present invention's spirit category, all ought to be included in this case patent application the scope of the claims.
< embodiment 1～8, comparative example 1～6>
According to recording the required weight part of each composition in table 1, under room temperature in the beaker of 1 liter fully uniform stirring with mix, can make detergent composition, and remember that below each evaluation of measuring mode evaluates, acquired results is as shown in table 1.
< evaluation method >
Alignment film separability (spray ablution):
Be pre-formed the glass substrate of ITO film (indium-tin oxide film) (25mm × 25mm, thickness is 0.75mm) above, coating polyimide resin.Then, carry out pre-baked (pre-bake) operation at 80 ℃, after pre-baked 2 minutes, the circulation baking oven of putting into 220 ℃ carries out roasting (post-bake) operation after 30 minutes, completes polyimide alignment film (thickness 0.1 μ glass substrate experiment slice m).Experiment slice is placed on stainless (steel) wire, and the surface that has this alignment film with detergent composition (25 ℃) spray (shower) is after 2～11 minutes, then cleans each one minute of the two sides of experiment slice with ion exchanged water spray.Then, experiment slice is dry after ten minutes in 70 ℃ of recirculating air drying machines, with the state of peeling off of microscopic examination alignment film, peels off required detergent composition spray time completely according to alignment film, the alignment film separability of evaluating detergent composition, judgement criteria is as follows.
◎: spray time≤3 minute
Zero: 3 minute < spray time≤5 minute
△: 5 minutes < spray time≤10 minute
×: 10 minutes < spray times
(b) alignment film separability (pickling process):
Be pre-formed the glass substrate of ITO film (indium-tin oxide film) (25mm × 25mm, thickness is 0.75mm) above, coating polyimide resin.Then, carry out pre-baked (pre-bake) operation at 80 ℃, after pre-baked 2 minutes, the circulation baking oven of putting into 220 ℃ carries out roasting (post-bake) operation after 30 minutes, completes polyimide alignment film (thickness 0.1 μ glass substrate experiment slice m).Experiment slice, in detergent composition (25 ℃), is flooded respectively after 2～11 minutes, be placed on stainless (steel) wire, after the one side spray of experiment slice being cleaned to one minute with ion exchanged water, the another side of experiment slice is carried out to same rinse step.Then, experiment slice is dry in 70 ℃ of recirculating air drying machines with the state of peeling off of microscopic examination alignment film, peels off required dipping time according to alignment film after ten minutes completely, evaluates the alignment film separability of detergent composition, and judgement criteria is as follows.
◎: dipping time≤3 minute
Zero: 3 minute < dipping time≤5 minute
△: 5 minutes < dipping time≤10 minute
×: 10 minutes < dipping time
Metal non-aggressive:
By having aluminium film, (thickness 0.03 μ m) the glass substrate test film of adherence (25mm × 25mm, thickness 0.75mm) is immersed in the detergent composition of 100ml, judge in the range estimation mode at interval per hour whether aluminium film dissolves completely, with aluminium film completely dissolve required time, as etching time, the longer expression metal of etching time non-aggressive is better, and judgement criteria is as follows.
Zero: 24 hour≤etching time
△: 12 hours≤etching time < 24 hours
×: etching time < 12 hours
Subordinate list explanation: table 1 is proportion of composing and the evaluation result of detergent composition embodiment of the present invention and comparative example.Wherein:
A-1: tetramethyl-ammonium oxyhydroxide (tetramethylammonium hydroxide);
A-2: diamine (hydrazine); A-3: choline (choline);
A-4: triethylamine (triethyl amine); A-5: sodium hydroxide (sodium hydroxide);
B-1: glycol ether methyl ether (diethylene glycol monomethyl ether);
B-2: polyoxyethylene glycol (Mw:200) (poly ethylene glycol);
B-3: glycol ether butyl ether (diethylene glycol monobutyl ether);
C-1:1-propoxy--2-propyl alcohol (1-propoxy-2-propanol);
C-2:1-methoxyl group-2-methyl-2-propanol (1-methoxy-2-methyl-2-propanol);
C-3:1-methoxy-2-propanol (1-methoxy-2-propanol);
D-1:N-methyl-2-pyrrolidone (N-methyl-2-pyrrolidone);
D-2:N, N-N,N-DIMETHYLACETAMIDE (N, N-dimethylacetamide);
D-3: glycerol (glycerin)
Claims (4)
1. a detergent composition, is characterized in that, comprises following component:
Basic cpd (A);
One-level alcohol organic solvent (B); And
There is the secondary of ether and/or the organic solvent (C) of tertiary alcohol class;
Wherein, should be secondary and/or three grades of unit price alcohols with ether with the secondary of ether and/or the organic solvent (C) of tertiary alcohol class;
Described basic cpd (A) is selected from the group that metal hydroxides, carbonate, phosphoric acid salt, silicate, diamine, ammonium hydroxide and the represented organic bases of following formula (1) form;
In formula, R
1for the alkyl of carbon number 1～24, R
2, R
3with R
4for the alkyl of hydrogen atom, carbon number 1～24 or-(R
5o)
pthe functional group that-H is represented, wherein R
5for the alkylidene group of carbon number 2～4, the integer that p is 1～6;
The represented organic bases of described formula (1), comprise three grades of ammonium cations that level Four ammonium cation, (ii) that (i) contain four alkyl contain three alkyl, the secondary ammonium cation that (iii) contains two alkyl, the one-level ammonium cation that (iv) contains an alkyl, and (v) contain oxyalkylene group positively charged ion and the salt that forms of oxyhydroxide negatively charged ion and the mixture of this salt;
Described one-level alcohol organic solvent (B) is one-level unit price alcohols, one-level multivalence alcohols or the ether alcohol class with one-level alcohol radical;
Based on described detergent composition 100 weight parts, described one-level alcohol organic solvent (B) is 5～70 weight parts, and described organic solvent (C) is 5～70 weight parts;
Based on described detergent composition 100 weight parts, described basic cpd (A) is 5～50 weight parts.
2. a method of cleaning for electronic component, is characterized in that, uses detergent composition as claimed in claim 1, to be selected from ultrasonic cleansing, to spray and clean, spray to clean and flood the method group being formed and clean.
3. the method for cleaning of electronic component according to claim 2, is characterized in that, described electronic component comprises glass substrate.
4. the method for cleaning of electronic component according to claim 3, is characterized in that, disposes orientation rete on described glass substrate.
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| CN201010502950.6A CN102443500B (en) | 2010-09-30 | 2010-09-30 | Detergent remover component and washing method |
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| CN102443500B true CN102443500B (en) | 2014-05-21 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102641876A (en) * | 2012-05-17 | 2012-08-22 | 深圳市华测检测技术股份有限公司 | Method for quickly cleaning flask |
| CN103289835B (en) * | 2013-05-28 | 2014-12-10 | 金发科技股份有限公司 | Cleaning composition and method for cleaning production device by using same |
| CN105274543B (en) * | 2015-09-29 | 2017-11-07 | 惠州英乐威表面处理科技有限公司 | A kind of alkaline Wax removal water |
| CN108409161A (en) * | 2018-04-20 | 2018-08-17 | 深圳市海风润滑技术有限公司 | A kind of long-life decoating liquid of high temperature diphasic system |
| CN110343576B (en) * | 2019-07-25 | 2021-03-02 | 江苏全真光学科技股份有限公司 | Mold mixed type cleaning agent for super-tough resin lenses |
| CN113717798A (en) * | 2021-08-27 | 2021-11-30 | 东莞优诺电子焊接材料有限公司 | Phosphorus-free and nitrogen-free semiconductor packaging cleaning agent |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5203926A (en) * | 1992-03-06 | 1993-04-20 | Bondurant Louis E | Cleanser and desensitizer for printing equipment |
| CN1495535A (en) * | 2002-09-09 | 2004-05-12 | ͬ�Ϳ�ҵ��ʽ���� | Etching solution for forming bimetallic mosaic structure craft and base phate treatment method |
| CN1693439A (en) * | 2004-04-30 | 2005-11-09 | 三洋化成工业株式会社 | Alkali cleaner |
-
2010
- 2010-09-30 CN CN201010502950.6A patent/CN102443500B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5203926A (en) * | 1992-03-06 | 1993-04-20 | Bondurant Louis E | Cleanser and desensitizer for printing equipment |
| CN1495535A (en) * | 2002-09-09 | 2004-05-12 | ͬ�Ϳ�ҵ��ʽ���� | Etching solution for forming bimetallic mosaic structure craft and base phate treatment method |
| CN1693439A (en) * | 2004-04-30 | 2005-11-09 | 三洋化成工业株式会社 | Alkali cleaner |
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