CN106661739A - Etching agent and replenishing liquid - Google Patents

Etching agent and replenishing liquid Download PDF

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Publication number
CN106661739A
CN106661739A CN201580037324.5A CN201580037324A CN106661739A CN 106661739 A CN106661739 A CN 106661739A CN 201580037324 A CN201580037324 A CN 201580037324A CN 106661739 A CN106661739 A CN 106661739A
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CN
China
Prior art keywords
etchant
weight
iron steel
resin
acid
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201580037324.5A
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Chinese (zh)
Inventor
千石洋
千石洋一
来条未菜
秋山大作
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MEC Co Ltd
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MEC Co Ltd
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Filing date
Publication date
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Publication of CN106661739A publication Critical patent/CN106661739A/en
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    • CCHEMISTRY; METALLURGY
    • C23COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23FNON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
    • C23F1/00Etching metallic material by chemical means
    • C23F1/10Etching compositions
    • C23F1/14Aqueous compositions
    • C23F1/16Acidic compositions
    • C23F1/28Acidic compositions for etching iron group metals
    • CCHEMISTRY; METALLURGY
    • C23COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23GCLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
    • C23G1/00Cleaning or pickling metallic material with solutions or molten salts
    • C23G1/02Cleaning or pickling metallic material with solutions or molten salts with acid solutions
    • C23G1/08Iron or steel
    • C23G1/088Iron or steel solutions containing organic acids

Abstract

This etching agent for iron and steel materials is an acidic aqueous solution containing ferrous ions, ferric ions, and a water-soluble compound containing acetylene groups. When the concentration of ferrous ions in the etching agent is A wt% and the concentration of ferric ions is B wt%, the A/B value is preferably 0.1 to 2.5. This replenishing liquid is a replenishing liquid that is added to the etching agent when the etching agent is continuously or repeatedly used, and is an aqueous solution containing a water-soluble compound containing acetylene groups.

Description

Etchant and bulking liquor
Technical field
The present invention relates to the etchant and its bulking liquor of a kind of iron steel.
Background technology
Develop skills integrated by material is connect such as iron steel and resins in the various industrial fields based on automotive field Art.For example in following patent documents 1 a kind of method is proposed, in order to lift the contiguity that iron steel and fibre strengthening plastic cement etc. are connect material Property, after iron steel are roughened so that non-oxidizable strong acid aqueous solution is etched again with connect material contiguity.
Prior art literature
Patent document
Patent document 1:International Publication No. 2008/146833.
The content of the invention
Invent problem to be solved
But Jing present inventors self-criticism finds, even if thick with the non-oxidizable strong acid aqueous solution described in the patent document 1 Change iron steel, still have deficiency in terms of iron steel and the adhesion for being connect material are lifted.
The present invention in view of the problem of the prior art point and study, there is provided it is a kind of to lift iron steel and connect the close of material The etchant and its bulking liquor of the iron steel of connecing property.
The technological means of solve problem
The etchant of the present invention is the etchant of iron steel, comprising ferrous ion, ferric ion and contains acetenyl Water soluble compound acidic aqueous solution.In the etchant, ferrous ion amount and ferric ion amount Than in particular range.
The bulking liquor of the present invention makes an addition to the etchant in etchant that is continuous or reusing the present invention, and It is the aqueous solution comprising the water soluble compound containing acetenyl.
The effect of invention
By the etchant process iron steel of the present invention, micro concavo-convex shape, institute can be equably formed in iron steel surface State the adhesion that micro concavo-convex is shaped to and is connect material.Iron steel and resin with the etchant process of the present invention etc. are connect material Adhesion it is excellent.
Description of the drawings
Fig. 1 is the stereogram of the composition for representing stretching shearing strength measure test portion.
Fig. 2 is to be shone with the scanning electron microscope on cold rolling steel (SPCC) surface of the etchant roughening treatment of embodiment Piece.
Fig. 3 is with the scanning electron microscope photo on the SPCC surfaces of the etchant roughening treatment of comparative example.
Fig. 4 is the scanning electron microscope photo on the SPCC surfaces before etch processes.
Specific embodiment
[etchant]
The etchant of the iron steel of the present invention includes ferrous ion, ferric ion, the water solubilityization containing acetenyl The acidic aqueous solution of compound.Hereinafter illustrate each composition that the etchant of the present invention is included.
(ferric ion)
Ferric ion is the composition of iron oxide steel, can be contained in etchant with ferric ion source by mixing. The ferric ion source is not particularly limited, and can enumerate ferric sulfate, iron chloride, ferric nitrate, iron hydroxide, ferric sulfate (III) ammonium Deng these can be used alone or in combination of two kinds or more.From the viewpoint of to maintain appropriate etching speed, the ferric ion source In be preferably ferric sulfate, iron hydroxide, ferric sulfate (III) ammonium.
(ferrous ion)
The etchant of the present invention contains ferrous ion.Etchant in addition to ferric ion again containing ferrous iron from Son, thereby can form micro concavo-convex in iron steel surface.Ferrous ion can be contained in erosion by mixing with ferrous ion source In carving agent.The ferrous ion source is not particularly limited, and can enumerate ferrous sulfate, frerrous chloride, ferrous nitrate, hydroxide Iron, ferric sulfate (II) ammonium etc., these can be used alone or in combination of two kinds or more.From formed be suitable to lifted adhesion micro concavo-convex, And from the viewpoint of reduces cost, ferrous sulfate, ferrous hydroxide, ferric sulfate (II) are preferably in the ferrous ion source Ammonium.
(water soluble compound containing acetenyl)
Water soluble compound containing acetenyl in order to iron steel surface equably formed micro concavo-convex mix match somebody with somebody into Point.As long as compound of the water soluble compound containing acetenyl with acetenyl and for weight % of water dissolves 0.01 with On, then it is not particularly limited, can for example use the compound with acetenyl and hydrophily base.Hydrophily base can enumerate hydroxyl, amine Base, carboxyl, level Four ammonium etc..From the viewpoint of equably forming micro concavo-convex in iron steel surface, wherein be preferably having The compound of acetenyl and hydroxyl.Also, the hydroxyl of the water soluble compound containing acetenyl can be the hydroxyl of carboxylic acid (that is, containing The compound of hydroxyl includes the compound containing carboxyl).Water soluble compound containing acetenyl can be have 2 in a molecule The dialkyne of above acetenyl or three alkine compounds etc., and can have more than 2 hydroxyls in a molecule.
The compound with acetenyl and amido can illustrate such as propargylamine, N, N- diethyl -1- propine -1- amine.Tool The compound for having acetenyl and level Four ammonium can illustrate such as N, N, N- trimethyl -2- propine -1- aluminium.It is described with acetenyl and hydroxyl The compound of base can illustrate such as 2- butyne-1-ols, valerylene -1- alcohol, 3- pentyne-1-alcohols, 3- hexin -1- alcohol, 2- hexin -1- Alcohol, 3- heptyne -1- alcohol, 4- heptyne -2- alcohol, 2- heptyne -1- alcohol, 5- heptyne -3- alcohol, 3- octyne -1- alcohol, 3- phenyl -2- propine - 1- alcohol, 3- n-heptylacetylene -1- alcohol, 2- decine -1- alcohol, 3,5- dimethyl -1- hexin -3- alcohol, 3- decine -1- alcohol, 4- diethyl amidos - The chemical combination with 1 acetenyl and 1 hydroxyl such as 2- butyne-1-ols, 4- (3- aminocarbonyl phenyls) -2- methyl -3- butyne-2-alcohols Thing;2,2,8,8- tetramethyl -3,6- nonyl diine -5- alcohol, 4,6- nonadecane diine -1- alcohol, 10,12- pentacosane diine -1- alcohol Deng the compound with 2 acetenyls and 1 hydroxyl;2- butine -1,4- glycol, 3- hexin -2,5- glycol, 2,5- dimethyl - Double (2- the hydroxyl-oxethyls) -2- butine of 3- hexin -2,5- glycol, 3,6- dimethyl -4- octyne -3,6- glycol, 1,4-, 2,4,7, 9- tetramethyl -5- decine -4,7- glycol, 2,4,7,9- tetramethyl -5- decine -4,7- glycol, 3,6- dimethyl -4- octyne -3, 6- glycol, 3,6- dimethyl -4- octyne -3,6- glycol, 5- phenyl -4- pentyne-1-alcohols etc. have 1 acetenyl and 2 hydroxyls Compound;The compounds with 1 acetenyl and 2 hydroxyls such as 2,4- hexadiine -1,6- glycol;2- tetrolic acid, 2- hexins The compound with 1 acetenyl and 1 carboxyl such as acid, 2- heptynoic acids, phenyl propiolic acid;Acetylenedicarboxylic acid etc. has 1 second The compound and its salt (acetylenedicarboxylic acid potassium etc.) of alkynyl and 2 carboxyls;2,4- pentadecane diacetylenic acids, 10,12- heptadecane diines Acid, 2,4- nonadecane diacetylenic acids, 2,4- heneicosane diacetylenic acids, 10,12- tricosane diacetylenic acids, 10,12- pentacosanes two Compound with 2 acetenyls and 1 carboxyl such as acetylenic acid etc..In the present invention, the water soluble compound containing acetenyl can be single Solely using a kind or combine two or more and use.
(sour composition)
The etchant of the present invention is acidic aqueous solution, therefore containing sour composition.The sour composition is by by ferric ion The composition dissolved Deng oxidation and from the metal (predominantly ferrous ion) of iron steel dissolution.The sour composition can enumerate hydrogen fluorine The halogen acids of acid, hydrochloric acid (hydrochloric acid), hydrobromic acid, hydroiodic acid etc.;Sulfuric acid, nitric acid, excessively phosphoric acid, other nothings such as chloric acid, amine sulfonic acid Machine acid;Or the organic acid such as sulfonic acid, carboxylic acid.In the present invention, these can be used alone or in combination of two kinds or more.From raising etchant Acid concentration and keep from the viewpoint of appropriate etching speed, inorganic acid is preferably in the sour composition.Especially from iron steel Uniform surface ground is formed from the viewpoint of micro concavo-convex and reduces cost, preferably sulfuric acid, amine sulfonic acid and sulfonic acid.
(concentration of each composition)
As described, the etchant of the present invention includes ferrous ion, ferric ion, the water-soluble chemical combination containing acetenyl Thing and sour composition.By making the concentration of these each compositions in particular range, and can equably form feature in iron steel surface The micro concavo-convex of shape.
It is A weight %, the ferric ion concentration as B with the ferrous ion concentration in the etchant of the present invention During weight %, A/B values are preferably 0.1 to 2.5, more preferably 0.15 to 2.0, and more preferably 0.2 to 1.5.Ferrous ion Then micro concavo-convex can be formed with the concentration ratio A/B value of ferric ion in iron steel surface in the scope.
Ferric ion concentration in the etchant of the present invention is preferably 0.2 weight % to 20 weight %, and more preferably 0.5 Weight % is to 15 weight %, and more preferably 1.0 weight % are to 10 weight %.Ferric ion concentration is more than 0.2 weight % Appropriate etching speed can then be maintained.On the other hand, ferric ion concentration is below 20 weight %, then can to maintain three in etchant The steady dissolution of valency iron ion simultaneously easily suppresses etch quantity.
Ferrous ion concentration is preferably 0.02 weight % to 5 weight %, more preferably 0.03 weight % to 4 weight %, Again more preferably 0.05 weight % is to 3 weight %.Ferrous ion concentration is more than 0.01 weight %, then easily to be formed and be suitable to carry Rise the micro concavo-convex of adhesion.On the other hand, ferrous ion concentration is can then to maintain appropriate etching speed below 5 weight %.
From from the viewpoint of equably forming micro concavo-convex in iron steel surface, the water soluble compound containing acetenyl is dense Degree is preferably 0.01 weight % to 5 weight %, and more preferably 0.02 weight % is to 2 weight %, and more preferably 0.05 weight % To 1 weight %.Also, during with the water soluble compound concentration containing acetenyl as S weight %, the water-soluble chemical combination containing acetenyl Thing is preferably 0.001 to 100, more preferably 0.01 to 10, and more preferably 0.07 to 5 with concentration ratio S/B of ferric ion.
The sour constituent concentration is preferably 0.02 weight % to 1.3 weight %, more preferably 0.03 weight with hydrogen ion concentration Amount weight % of % to 1.0, but more preferably 0.05 weight % is to 0.8 weight %.Hydrogen ion concentration be 0.02 weight % more than then The etching speed (dissolution velocity) of iron steel can be prevented to be reduced.On the other hand, hydrogen ion concentration is below 1.3 weight %, then may be used The crystallization of slaine when preventing liquid temperature from reducing is separated out.Workability can be lifted again and is easy to reduces cost.
(other compositions)
In the range of effect of the present invention described in without prejudice to, the etchant of the present invention can add other compositions.Other compositions Can illustrate such as interfacial agent, in compound (metal complex), the defoamer of metal-complexing.Also, it is described other into It is divided into different with the water soluble compound containing acetenyl.Metal complex can illustrate such as carboxylic serials chelating agent, phosphine Acid is chelating agent, nitrogen-containing compound, sulfur-containing compound of chelating agent, amine system chelating agent etc. etc..Metal complex is coordinated in The metal of iron steel surface simultaneously suppresses metal ion from iron steel surface dissolution, or be coordinated on the contrary molten from iron steel surface Go out metal ion and promote the dissolution of metal ion, thereby can control the concaveconvex shape of iron steel surface.Therefore, can be by appropriate One kind or two or more metal complex is selected, and the concaveconvex shape of iron steel surface is controlled to and is suitable to be lifted and is connect The shape of the adhesion of material.When adding these other compositions, its concentration is preferably 0.01 weight % to 10.0 weight % or so.
The etchant of the present invention can be easily modulated by the way that each composition is dissolved in into ion exchange water etc..
[bulking liquor]
The bulking liquor of the present invention makes an addition to the etchant in etchant that is continuous or reusing the present invention, and to wrap The aqueous solution containing the water soluble compound containing acetenyl.The appropriate etchant can be maintained by adding the bulking liquor Each composition ratio, can stablize maintain it is described the present invention etchant effect.
When the bulking liquor is made an addition into the etchant of the present invention, in order to adjust the acid concentration of etchant or in order to suppress The variation of acid concentration is stated, the bulking liquor is preferably acidic aqueous solution.Also, can further mix with divalence in the bulking liquor of the present invention Iron ion, ferric ion etc. make an addition to the composition of etchant.Each composition in the bulking liquor is assigned in described with mixing The composition of bright etchant is identical.
In the bulking liquor concentration of the water soluble compound containing acetenyl can in response in etchant containing acetenyl The concentration of water soluble compound and suitably set, but from it is stable maintain it is described the present invention etchant effect from the viewpoint of, Preferably 0.01 weight % is to 7.5 weight % or so.
[using method of etchant]
Then the suitable using method (hereinafter referred to as this using method) of the etchant of the present invention is illustrated.This using method can The iron steel of etching can illustrate such as cold-rolled steel to refer to the iron steel such as carbon steel, high tension steel, cryogenic steel, nuclear reaction stove steel plate Material (SPCC), hot-strip (SPHC), automobile construction hot-rolled steel sheet material (SAPH), automobile processing hot rolling high tension steel sheet material (SPFH) the general construction that is machined, is mainly used for rolling the institute such as body, part that prolongs the various machineries such as steel (SS materials) The construction for using iron steel.These many iron steel can press process, machining etc., therefore can unrestricted choice construction, shape. Also, so-called iron steel of the invention are not limited to the iron steel, including JIS (JIS), the International Organization for Stand (ISO) Deng the various iron steel of defined.Can implement (to be gone including part to etch the process for removing iron steel by this using method Except) or iron steel surface treatment etc..Especially implement the surface treatment (microetch of iron steel using the etchant of the present invention Carve), the micro concavo-convex with character shape thereby can be formed in the uniform surface of iron steel, can be substantially improved and the quilt such as resin The adhesion of junctor.
(pre-treatment)
In this using method, before with the etchant process iron steel of the present invention, can implement at degreasing in iron steel surface Reason;Sandblasting processing, pearl are hit the mechanical lapping of (shot blast) processing, grinding processing, cylinder mill processing etc. and are processed;Or chemical grinding Process etc..
(etch processes)
In the method for the etchant process iron steel of the present invention, for example, can enumerate in the iron steel surface spraying etching for processing The method of agent, the method that impregnated in the iron steel of process in etchant etc..It is preferably with 20 DEG C of etchant temperature extremely during spraying 40 DEG C, spraying pressure 0.05MPa to 0.3MPa, 30 seconds to 300 seconds condition etching.It is preferably with 30 DEG C of etchant temperature during dipping To 60 DEG C, the condition etching of 60 seconds to 600 seconds.
Micro concavo-convex can be equably formed if using the etchant process iron steel surface in iron steel surface.By molten The weight of the iron steel of solution, proportion and surface calculate the average etch amount using iron steel depth direction during the etchant When (meltage), preferably 0.5 μm to 10.0 μm, more preferably 0.75 μm to 8.0 μm, and more preferably 1.0 μm to 5.0 μm. Etch quantity is more than 0.5 μm then can easily form the micro concavo-convex of the shape for being suitable to lift adhesion.Also, etch quantity is 10.0 μm Hereinafter process time can then be shortened.Can be by the adjustment etch quantity such as treatment temperature, process time.
Also, in this using method, the comprehensive of iron steel surface can be processed during using the etchant process iron steel, also may be used Part processes iron steel surface.For example when forming the complex of iron steel and resin etc., pair can be connect material junction surface with resin etc. The iron steel surface for dividing carries out selective process.Also, in the range of the effect for not undermining the present invention, in this using method Can simultaneously with by the Wet-type etching or various dry-etchings of other etchants.
(post processing)
After being processed using the etchant, iron steel surface because surface area increase become chemism, if with sky Gas contact then quickly forms oxide film thereon.The oxide film thereon can hinder the contiguity of iron steel and resin etc., therefore with For the purpose of removing oxide film thereon, pickling is preferably carried out only as post processing.Now acid there is no particular restriction, but using hydrochloric acid, Iron steel surface is easily reoxidized during nitric acid.Therefore, post-process used acid to be preferably selected from beyond hydrochloric acid and nitric acid Acid.Wherein, from the viewpoint of to prevent from reoxidizing, it is preferable to use the polyacid such as phosphoric acid, malic acid, citric acid, tartaric acid.
Pickling is preferably afterwards and is washed and be dried only.Promote oxygen again if having if iron steel surface residual chlorine compound ion The tendency of change.Therefore, the washing after pickling is net is preferably with ion exchange water.Also, the iron steel surface after washing is remained Also easily produce during moisture and reoxidize.Therefore, being preferably after washing carries out abundant heat drying.
The iron steel to drying are so carried out, to being connect material engaged with resin etc., oxygen again can be prevented Zygosity caused by changing is reduced, therefore for preferred.In order to prevent reoxidizing, the preferably keeping of the iron steel after etch processes is in resistance The sealing state of exhausted moisture.Furthermore, for the purpose of reoxidizing during preventing keeping, can implement anti-to the iron steel after etch processes Rust process, the antirust agent for now being used can widely use the amine system, phosphate, nitrite, chromate, organic for generally using The water soluble anti-rust agents such as the alkali metal salt of acid.Also, can be in steel when carrying out antirust treatment with solvent system antirust agent, emulsion system antirust agent Material surface forms grease epithelium, there is the contiguity for hindering to be connect material.Also, replacing antirust treatment or except antirust treatment In addition, it is possible to use to be impregnated with the antirust paper wrapper of dichan and the gimmick of keeping.
[purposes of iron steel after process]
The iron steel processed by this using method can use the material as aftermentioned iron steel-resin composite body, in addition Also can use as the iron steel of wettability etc. given for various solvents.Also, the iron steel processed by this using method Not only for resin, also can be lifted the phase for glass, metal coating, inorganic semiconductor, organic semiconductor, ceramics etc. are connect material Adhesion effect.Also, this using method is not only roughening treatment, it is equally applicable to remove the process of iron steel by etching (removing including part) etc..
[iron steel-resin composite body]
Then the Application Example of iron steel that explanation is processed by this using method, by iron steel and resin combination integrally Iron steel-the resin composite body of change.Processed after iron steel by described using method, in process face engagement resin composition Thing, thereby obtains iron steel-resin composite body.By the etchant process iron steel of the present invention, and can be equal in iron steel surface The formation of one ground is suitable to the concavo-convex of the adhesion between lifting iron steel-resin combination, therefore can be lifted between iron steel-resin combination Adhesion.It is not particularly limited in the method for the iron steel surface engagement resin combination processed with this using method, can adopts With injection molding, extrusion molding, heat compressing, compression molding, shift mold formed, casting, laser welding shaping, The resin molding methods such as reaction injection molding (RIM shapings), liquid injection mold shaping (LIM shapings).Also, in the coating of iron steel surface Resin combination epithelium and when manufacturing the complex being made up of iron steel-resin combination epithelium, can be using resin be constituted Thing is dissolved or dispersed in the cladding process or other various coating process of solvent and coating.Other coating process can illustrate such as sintering Application, electricity connect application, electrostatic spraying, powder body coating, UV cured application etc..The shaping bar of the manufacturing process enumerated Part, can adopt known condition in response to resin combination.
As long as the resin combination that the iron steel-resin composite body can be used can be engaged in the manufacturing process of enumerating Iron steel surface, then be not particularly limited, can be in response to purposes from thermoplastic resin composition, the middle choosing of thermosetting resin composition Select.
(thermoplastic resin composition)
During using thermoplastic resin composition, the thermoplastic resin of principal component can enumerate polyamide 6 or polyamide 66 etc. and gather Amide resin;Polyvinyl resin, acrylic resin, acrylonitrile/styrene copolymerized resin, acrylonitrile/butadiene/styrene copolymerization Resin, Corvic, polycarbonate resin, polyacetal resin, polybutylene terephthalate resin, poly terephthalic acid Second diester resin, poly- naphthalene diethylester resin, polyphenylene sulfide, liquid crystalline polyester resin, polyimide resin, to arrange polyphenyl second It is olefine resin, polycyclohexylene's dimethyl ester resin, fluororesin, polyvinyl acetate resins, modification polyphenylene oxide resin, poly- Ether sulfone resin, amorphous polypropylene acid ester resin, aromatic polyether ketone resin, ethylene/vinyl acetate copolymer resins, ethylene/propylene Olefin(e) acid copolymer resins, ethylene/methacrylic acid copolymer resins etc. combine these two or more persons etc..
As long as the constituent that the thermoplastic resin composition that can be used is made up of the thermoplastic resin enumerated is i.e. Can, can be known each for the thermoplastic resin addition enumerated in the degree of effect for not undermining the present invention Kind inorganic/organic filler, fire retardant, flame retardant, ultra-violet absorber, heat stabilizer, light stabilizer, colouring agent, carbon black, The constituent of the additive of processing aid, nucleator, releasing agent, plasticiser, fibrous reinforcing material etc..
(thermosetting resin composition)
During using thermosetting resin composition as resin combination, the thermosetting resin of principal component can enumerate phenol tree Fat, epoxy resin, urea-formaldehyde resin, melmac, unsaturated polyester resin, polyimide resin, phthalic acid Two acrylate resins, alkyd resin, polyurethane resin, cyanate ester resin, polysilicone etc. combine these two or more persons Deng.
As long as the constituent that the thermosetting resin composition that can be used is made up of the thermosetting resin enumerated is i.e. Can, can be known each for the thermosetting resin addition enumerated in the degree of effect for not undermining the present invention Kind inorganic/organic filler, fire retardant, flame retardant, ultra-violet absorber, heat stabilizer, light stabilizer, colouring agent, carbon black, The constituent of the additive of processing aid, nucleator, releasing agent, plasticiser, fibrous reinforcing material etc..
(other resin combinations)
The resin combination that other can be used can enumerate the photo-hardening tree containing acrylic resin, styrene resin etc. The various resin combinations such as fat composition or the reaction hardening resin composition containing rubber, elastomer etc..
Iron steel-the resin composite body is adapted to be used in e-machine part, home appliance part or conveyer The manufacture of the various machinery parts such as tool part etc., the various e-machines for being specifically suitable to portable purposes etc. use zero It is part, family's electrical article part, medical machine part, vehicle detail of construction, vehicle boarded with part etc..
(embodiment)
Then embodiments of the invention and comparative example are illustrated.Also, the present invention is not limited to following embodiments.
[by the process of etchant]
Prepare the delustring cold-rolled steel sheet (King Company's system is lived by Nippon Steel) of width 20mm, length 30mm, thickness 2.3mm as examination Substrate is tested, acetone is impregnated in as pre-treatment and is applied ultrasonic while carrying out ungrease treatment in 15 minutes.Then, in table 1 and each etchant shown in table 2 in substrate is tested described in impregnation process, adjustment etching period makes the etch quantity of iron become 2.0 μm, 50 DEG C are implemented etching.Also, each etchant shown in table 1 and table 2 mixes the nubbin with composition for ion exchange water, the % of concentration It is all weight %.
The etch processes face that substrate is tested after etching impregnated in after 5% tartaric acid solution 15 seconds of 25 DEG C of temperature, with Ion exchange water is washed, the dry drying in 10 minutes in 120 DEG C of baking oven after draining.
[stretching shearing strength determination test]
The surface of test substrate 1 after the treatment the, through (5mm × 10mm of epoxy impregnation glass fabric prepreg 5 × thickness 0.1mm;Panasonic company systems, the name of an article:R-1661 the FRP plate that) coincides 3 (width 10mm, length 30mm, thickness 1.6mm), after temporarily being fixed with polyimides heat resistant adhesive tape, heat 90 minutes in 160 DEG C of baking ovens and harden prepreg, and make Make the stretching shearing strength measure test portion shown in Fig. 1.
The steel plate portion and FRP portions of measure test portion are clamped, and using automatic mapping machine (Shimadzu Seisakusho Ltd.'s system, model:AGS- X10kN the stretching shearing strength at junction surface) is determined.As a result table 1 and table 2 are shown in.
[table 1]
[table 2]
Fig. 2 to 4 observes photo for the scanning electron microscope (SEM) on SPCC surfaces, and (accelerating potential 20kV, test portion are inclined 45 ° of angle, 3500 times of multiplying power).Fig. 2 is the SPCC after the etchant process of embodiment 9, and Fig. 3 is the etching by comparative example 8 SPCC after agent process, Fig. 4 are the SPCC of before processing (comparative example 8).Compared with the surface of Fig. 4 of etch processes is not carried out, can Know that the SPCC surfaces in Fig. 2 and Fig. 3 for implementing etch processes form concavo-convex and surface area and increase.Knowable to contrast Fig. 2 and Fig. 3, Fig. 3 In form the convex portion of mountain range shape nettedly and only form smooth concavo-convex between the shape convex portion of mountain range, in this regard, by the present invention Etchant process Fig. 2 in, being formed between the shape convex portion of mountain range has the concavo-convex of a little sharp portion.Entered with the etchant of the present invention Row surface treatment, thereby can equably form the concaveconvex shape of the feature, it is taken as that high anchor can be played in iron steel surface Determine effect (throw anchor effect) and be substantially improved with by the adhesion of junctor.
The result of table 1 and table 2, the water not contain ferrous ion, ferric ion and containing acetenyl are examined in detail Soluble compound any one comparative example 1 to 4 and comparative example 7 etchant process when, the stretching shearing strength at junction surface is 20MPa or so (table 2).Also, with the ratio A/B of ferrous ion concentration (A) and ferric ion concentration (B) less than 0.1 comparison During the etchant process of the comparative example 6 of example 5 and A/B more than 2.5, stretching shearing strength is also 20MPa or so.In this regard, using containing There is the enforcement of ferrous ion, ferric ion and water soluble compound and A/B containing acetenyl in particular range etchant In example 1 to 9 (table 1), stretching shearing strength is all 30MPa or so or more, understands to obtain 1.5 times of left sides compared to comparative example 1 to 7 High contiguity intensity more than right.

Claims (7)

1. a kind of etchant, it is characterised in that for the etchant of iron steel, and be comprising ferrous ion, ferric ion and The acidic aqueous solution of the water soluble compound containing acetenyl;
With the concentration of the ferrous ion as A weight %, the concentration of the ferric ion for B weight % when, the value of A/B is 0.1 to 2.5.
2. etchant as claimed in claim 1, it is characterised in that the water soluble compound containing acetenyl is with second The compound of alkynyl and hydroxyl.
3. etchant as claimed in claim 1 or 2, it is characterised in that the concentration of the ferric ion be 0.2 weight % extremely 20 weight %, the concentration of the water soluble compound containing acetenyl is 0.01 weight % to 5 weight %.
4. the etchant as described in any claim in claims 1 to 3, it is characterised in that the acid concentration of the etchant 0.02 weight % is calculated as to 1.3 weight % with hydrogen ion concentration.
5. the etchant as described in any claim in Claims 1-4, it is characterised in that the ferrous ion it is dense Spend is 0.02 weight % to 5 weight %.
6. a kind of bulking liquor, it is characterised in that continuous or reuse in claim 1 to 5 described in any claim The etchant is made an addition to during etchant, and is the aqueous solution comprising the water soluble compound containing acetenyl.
7. bulking liquor as claimed in claim 6, it is characterised in that the bulking liquor is acidic aqueous solution.
CN201580037324.5A 2014-07-08 2015-06-05 Etching agent and replenishing liquid Pending CN106661739A (en)

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JP2014140947A JP2016017209A (en) 2014-07-08 2014-07-08 Etching agent and replenishing liquid
PCT/JP2015/066299 WO2016006373A1 (en) 2014-07-08 2015-06-05 Etching agent and replenishing liquid

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CN114980531A (en) * 2022-05-16 2022-08-30 东莞市百良电子科技有限公司 Micro-etching solution, copper surface regeneration micro-etching method, copper plate and circuit board

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CN114980531A (en) * 2022-05-16 2022-08-30 东莞市百良电子科技有限公司 Micro-etching solution, copper surface regeneration micro-etching method, copper plate and circuit board
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JP2016017209A (en) 2016-02-01
EP3168328A4 (en) 2018-03-21
KR20170028881A (en) 2017-03-14

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