WO2019131766A1 - Agent de traitement de surface métallique, et matériau métallique possédant un film traité en surface ainsi que procédé de fabrication de celui-ci - Google Patents

Agent de traitement de surface métallique, et matériau métallique possédant un film traité en surface ainsi que procédé de fabrication de celui-ci Download PDF

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WO2019131766A1
WO2019131766A1 PCT/JP2018/047862 JP2018047862W WO2019131766A1 WO 2019131766 A1 WO2019131766 A1 WO 2019131766A1 JP 2018047862 W JP2018047862 W JP 2018047862W WO 2019131766 A1 WO2019131766 A1 WO 2019131766A1
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Prior art keywords
surface treatment
metal material
metal
film
chemical conversion
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PCT/JP2018/047862
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English (en)
Japanese (ja)
Inventor
慎太朗 佐藤
普之 鈴木
武尊 我妻
勇太 吉田
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日本パーカライジング株式会社
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Publication of WO2019131766A1 publication Critical patent/WO2019131766A1/fr

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D1/00—Processes for applying liquids or other fluent materials
    • B05D1/36—Successively applying liquids or other fluent materials, e.g. without intermediate treatment
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
    • B05D3/10—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by other chemical means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B15/00—Layered products comprising a layer of metal
    • B32B15/04—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D1/00—Coating compositions, e.g. paints, varnishes or lacquers, based on inorganic substances
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
    • C09D5/08—Anti-corrosive paints
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40—Additives
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40—Additives
    • C09D7/60—Additives non-macromolecular
    • C09D7/63—Additives non-macromolecular organic
    • C—CHEMISTRY; METALLURGY
    • C23—COATING 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
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C22/78—Pretreatment of the material to be coated

Definitions

  • the present invention relates to a surface treatment agent for a metal material, a metal material having a surface treatment film formed using the surface treatment agent, and a method for producing the same.
  • Patent Document 1 discloses a) one or more water-soluble organic compounds containing at least one amino group at the ⁇ , ⁇ or ⁇ position with respect to a) 0.01 g / L or more iron ion and b) an acid group.
  • PH comprising a carboxylic acid and its water soluble salt, and c) at least one phosphorus or nitrogen oxo acid of which at least one phosphorus or nitrogen atom is present in a moderate oxidation state and its water soluble salt
  • the present invention provides a novel metal surface treatment agent capable of forming a surface treatment film having excellent corrosion resistance on the surface or surface of a metal material, and a metal material having a surface treatment film formed using the metal surface treatment agent. And a method of manufacturing the same.
  • a method for producing a metal material having a surface treatment film comprising the step of bringing the metal surface treatment agent according to [1] into contact with the surface or surface of the metal material.
  • a metal material having a surface treatment film obtained by bringing the metal surface treatment agent according to [1] above into contact with the surface or surface of the metal material.
  • [5] It is a metal material having a coating film, The metallic material which has a coating film on the surface of the metallic material as described in said [3].
  • a method for producing a metal material having a chemical conversion film A surface treatment step of forming a surface treatment film on the surface or surface of the metal material by bringing the metal surface treatment agent according to the above [1] into contact with the surface or surface of the metal material; A chemical conversion treatment step of bringing a chemical conversion treatment agent into contact with the surface treatment film; Method including.
  • a method for producing a metal material having a coating A surface treatment step of forming a surface treatment film on the surface or surface of the metal material by bringing the metal surface treatment agent according to the above [1] into contact with the surface or surface of the metal material; A painting step of painting on the surface treatment film; Method including.
  • a novel metal surface treatment agent capable of forming a surface treatment film having excellent corrosion resistance on the surface or surface of a metal material, and a metal material having a surface treatment film formed using the metal surface treatment agent And the manufacturing method etc. can be provided.
  • the metal surface treatment agent according to the present invention the metal material having a surface treatment film formed using the metal surface treatment agent, the production method thereof and the like will be described in detail.
  • this invention can be arbitrarily changed in the range including the summary, and is not limited only to the following embodiment.
  • the metal surface treatment agent according to the present invention contains iron, an amino group-containing compound (excluding those containing a carboxy group), and a chain carbon chain compound in which three or more hydroxyl groups are bonded. It is a surface treatment agent for metal materials.
  • a surface treatment film having excellent corrosion resistance can be formed by bringing the surface treatment agent into contact with the surface or surface of the metal material.
  • the metal surface treatment agent according to the present invention contains iron, an amino group-containing compound (except those containing a carboxy group), and a chain carbon chain compound in which three or more hydroxyl groups are bonded.
  • the aqueous solvent may contain three or more iron sources, an amino group-containing compound (except those containing a carboxy group), and other components, even if they contain other components. It may be one containing only a chain carbon chain compound to which a hydroxyl group is bonded (optionally including a pH adjuster). As another component, a pH adjuster, a defatting component, etc. can be mentioned, for example.
  • the iron may be contained in any form in the metal surface treatment agent, such as iron ions (Fe 2+ , Fe 3+ ), complex ions containing iron, metal salts, and the like. Although these should just be contained in 1 type in a metal surface treatment agent, 2 or more types may be contained. In the present specification, iron means an iron element.
  • iron (II) sulfate, iron (II) nitrate, iron (II) lactate, iron (II) gluconate, iron (II) chloride, iron (II) bromide, iron iodide (II), iron (III) sulfate, iron (III) nitrate, iron (III) chloride, iron (III) bromide, iron (III) iodide and the like can be mentioned.
  • These hydrates can also be used.
  • chelating agents examples include ethylenediaminetetraacetic acid, nitrilotriacetic acid, N- (2-hydroxyethyl) iminodiacetic acid, N- (2-hydroxyethyl) ethylenediamine-N, N ', N'-triacetic acid and the like.
  • solubilizer nitric acid, sulfuric acid and the like can be mentioned.
  • one of these iron sources may be used alone, or two or more thereof may be used in combination.
  • the above-mentioned amino group-containing compound is not particularly limited as long as it is a compound not containing a carboxy group and containing an amino group.
  • the amino group may be —NH 2 or NHNH.
  • Examples of the above amino group-containing compounds include ammonia, methylamine, ethylamine, propylamine, n-butylamine, 1,2,3-propanetriamine, 1,2-diaminoethane, 1,3-diaminopropane, 1,4 -Diaminobutane, 1,5-diaminopentane, 1,4,7-triazaheptane, 1,4,7,10-tetraazadecane, 1,4,7,10,13-pentaazatridecane, 1, Examples include 4,7,10,13,16-hexaazahexadecane and the like. In addition, one of these may be used alone, or two or more may be used in combination.
  • the chain carbon chain compound is not particularly limited as long as it is a carbon-containing compound existing as a chain structure having 2 or more carbon atoms in an aqueous solvent and having three or more hydroxyl groups.
  • the chain structure having 2 or more carbon atoms is a structure in which 2 or more carbon atoms are bonded.
  • the above carbon-containing compound having three or more hydroxyl groups is, for example, a saturated or unsaturated hydrocarbon in which carbon is bound in a straight-chain or branched manner, and three or more hydrogen atoms are respectively substituted by a hydroxyl group Compounds can be mentioned.
  • the carbon-containing compound may further have one or more carboxy groups.
  • the chain carbon chain compound is a saturated or unsaturated hydrocarbon in which carbon is a linear or branched bond, and in which three or more hydrogen atoms are substituted with a hydroxyl group, one hydrogen atom is a carboxy group. It may be substituted by
  • the chain carbon chain compound is a saturated or unsaturated hydrocarbon in which 3 or more and 10 or less carbons are bonded in a linear or branched manner, and is a compound in which three or more hydrogen atoms are substituted by a hydroxyl group. Is preferred. In the chain carbon chain compound, it is preferable that three or more hydroxyl groups be bonded to different carbon atoms.
  • the chain carbon chain compound is preferably one having four or more hydroxyl groups, or one having three or more hydroxyl groups and one or more carboxy groups.
  • the hydroxyl group contained in a carboxy group is not counted as the number of the said hydroxyl groups.
  • those containing a carboxy group they may be present in the form of ions in the metal surface treatment agent.
  • the chain carbon chain compounds may be used alone or in combination of two or more.
  • chain carbon chain compound examples include (2S, 3S) -2,3,4-trihydroxybutanal, (2R, 3S) -rel-butane-1,2,3,4-tetraol, and propane.
  • -1,2,3-Triol (2R, 3S, 4S, 5S) -hexane-1,2,3,4,5,6-hexol, (2R, 3R, 4R, 5R) -hexane-1,2 , 3,4,5,6-Hexaneol, (2S, 3R, 4R, 5R) -Hexane-1,2,3,4,5,6-Hexaneol, (2S, 3S, 4R, 5R) -Hexane -1,2,3,4,5,6-hexaneol, (2R, 3S, 4R, 5R) -Hexane -1,2,3,4,5,6-hexaneol, (2R, 3R, 4S) -pentane-1,2,3,4,5-pentol
  • pH adjusters include, but are not limited to, alkali components such as sodium hydroxide aqueous solution, potassium hydroxide aqueous solution, and ammonia aqueous solution, and acid components such as carbon dioxide gas and nitric acid aqueous solution.
  • alkali components such as sodium hydroxide aqueous solution, potassium hydroxide aqueous solution, and ammonia aqueous solution
  • acid components such as carbon dioxide gas and nitric acid aqueous solution.
  • the said pH adjuster may be used individually by 1 type, and may be used in combination of 2 or more type.
  • degreasing component for example, sodium hydrogencarbonate, sodium carbonate, sodium hydroxide, potassium hydroxide, trisodium phosphate, sodium metasilicate, sodium orthosilicate, etc., cationic surfactant, anionic surfactant, nonionic Surfactants, amphoteric surfactants and the like.
  • the degreasing components may be used alone or in combination of two or more.
  • the metal surface treatment agent according to the present invention is provided in the form of a liquid in which each component is blended in an aqueous solvent.
  • the metal equivalent mass concentration of iron ions in the metal surface treatment agent is not particularly limited, but is preferably 0.01 g / L or more, and more preferably 0.1 g / L or more.
  • the metal equivalent mass concentration of iron ions in the metal surface treatment agent is not particularly limited as long as it is a mass concentration that does not precipitate, but is preferably 2.0 g / L or less, and is 1.0 g / L or less Is more preferred.
  • the mass concentration of the amino group-containing compound in the metal surface treatment agent is also not particularly limited, but is preferably 0.5 g / L, and more preferably 1.0 g / L or more.
  • the mass concentration of the amino group-containing compound in the metal surface treatment agent is not particularly limited as long as it does not precipitate, but is preferably 5.0 g / L or less, and 3.0 g / L or less. It is more preferable that
  • the mass concentration of the chain carbon chain compound in the metal surface treatment agent is not particularly limited, but is preferably 0.05 g / L or more and 0.1 g / L or more It is more preferable, and still more preferably 0.3 g / L or more, and still more preferably 0.5 g / L or more.
  • the mass concentration of the chain carbon chain compound in the metal surface treatment agent is not particularly limited as long as it does not precipitate, but is preferably 3.0 g / L or less, and 2.0 g / L or less It is more preferable that
  • the pH of the metal surface treatment agent according to the present invention is not particularly limited, but is preferably in the range of 9.0 or more and 12.5 or less, and in the range of 10.0 or more and 12.5 or less It is more preferable that
  • the pH in the present specification means the value at the temperature at which the metal surface treatment agent is brought into contact with the metal material, and is measured using a commercially available pH meter.
  • the metal surface treatment agent of the present invention is not particularly limited, but, for example, after compounding a source of iron in an aqueous solvent, an amino group-containing compound (except those containing a carboxy group), It can manufacture by mix
  • the aqueous solvent means one containing 50% by mass or more of water based on the mass of the whole solvent.
  • solvents other than water contained in the aqueous solvent for example, alcohol solvents such as ethanol, 1-butanol and ethyl cellosolve; ether solvents such as tetrahydrofuran and dioxane; ester solvents such as ethyl acetate and butoxyethyl acetate; dimethyl Water-miscible organic solvents such as amide solvents such as formamide and N-methyl pyrrolidone; sulfoxide solvents such as dimethyl sulfoxide; phosphoric acid amide solvents such as hexamethyl phosphate triamide; and the like can be mentioned.
  • These solvents other than water may be used alone or in combination of two or more. From the environmental and economic viewpoints, it is preferable to use only water.
  • the metal material having the surface treatment film according to the present invention includes, for example, a surface treatment including at least a contacting step (hereinafter, also referred to as a “surface treatment step”) in which the metal surface treatment agent is brought into contact with the surface or the surface of the metal material. It can be manufactured by carrying out the method.
  • the metal material is not particularly limited.
  • iron-based materials for example, cold-rolled steel plate, hot-rolled steel plate, high-tensile steel plate, tool steel, alloy tool steel, spheroidized graphite cast iron, gray cast iron, etc.
  • Materials for example, zinc-based plating materials (eg, galvanizing, hot-dip galvanizing, galvanizing, galvanizing, galvanizing, etc.); aluminum-based materials (eg, 1000 series, 2000 series, 3000 series, 4000 series, etc.) 5000 series, 6000 series, aluminum castings, aluminum alloy castings, die castings etc.); magnesium based materials; etc. may be mentioned.
  • the present invention is not limited thereto.
  • the temperature of the metal surface treatment agent when carrying out the step of bringing the metal surface treatment agent into contact with the surface or surface of the metal material is not particularly limited, but is preferably 20 ° C. or higher, 40 ° C. or higher It is more preferable that Moreover, it is preferable that the said temperature is 70 degrees C or less, and it is more preferable that it is 50 degrees C or less.
  • the contact time varies depending on the mass concentration of each component in the metal surface treatment agent, but is usually in the range of 30 seconds to 600 seconds, and preferably in the range of 60 seconds to 300 seconds.
  • the pretreatment step may be performed before the surface treatment step.
  • the degreasing process which performs a degreasing process, the acid cleaning process which acid-washes, etc. can be mentioned, for example.
  • a water washing treatment step may be performed.
  • a drying process may be performed between the pretreatment process and the surface treatment process, or between the water washing process and the surface treatment process.
  • the degreasing treatment step and the surface treatment step may be performed simultaneously using the metal surface treatment agent in which the metal surface treatment agent according to the present invention and the above-mentioned degreasing component are mixed.
  • the degreasing treatment step can be carried out, for example, by bringing the well-known acid degreasing agent or alkaline degreasing agent into contact with the surface or surface of the metal material in a conventional manner.
  • the acid cleaning can be performed, for example, by contacting the surface or surface of the metal material in a conventional manner with a known nitric acid detergent or sulfuric acid detergent. Even when the degreasing treatment step and the surface treatment step are performed simultaneously, either or both of the pre-treatment step and the post-treatment step described later can be separately performed.
  • the adhesion amount of the surface treatment film on the metal material having the surface treatment film of the present invention is not particularly limited, but the mass of iron contained in the surface treatment film is 1.0 mg / m 2 per unit area. It is preferable that it is more than, 2.0 mg / m ⁇ 2 > or more is more preferable, and it is still more preferable that it is 5.0 mg / m ⁇ 2 > or more. Further, the mass of the iron contained in the surface treatment film is preferably at less per unit area 50.0 mg / m 2, more preferably 20 mg / m 2 or less, 10 mg / m 2 or less Is even more preferred.
  • the adhesion amount of the surface treatment film can be measured by ICP emission spectrometry after dissolving the surface treatment film with concentrated nitric acid or the like.
  • Another layer may exist between the metal material and the surface treatment film.
  • Another layer is, for example, a metal oxide layer.
  • the surface treatment method according to the present invention one or two or more kinds of various coatings are formed on the surface of the metal material having the above-mentioned surface treatment coating by performing the post-treatment step after the surface treatment step. It is also good.
  • the film may be a chemical conversion film or a coating film, and preferably has a coating film on the chemical conversion film. Therefore, in one embodiment of the present invention, there is provided a metal material having a chemical conversion film, wherein the metal material has a chemical conversion film on the surface of the metal material having the surface treatment film described above. In another embodiment of the present invention, there is provided a metallic material having a coating, the metallic material having a coating on the surface of the metallic material having the surface treatment coating described above.
  • the post-treatment step for example, a chemical conversion treatment step of forming a chemical conversion film on the surface treatment film formed on the surface or surface of the metal material, coating on the surface treatment film formed on the surface or surface of the metal material
  • membrane can be mentioned, it is preferable to perform these processes one by one.
  • the metal material having the chemical conversion film according to the present invention is, for example, a surface treatment for forming a surface treatment film on the surface or surface of the metal material by bringing the above-mentioned metal surface treatment agent into contact with the surface or surface of the metal material. It can manufacture by implementing a process and the chemical conversion treatment process which makes a chemical conversion treatment agent contact on the said surface treatment film.
  • the chemical conversion film is not particularly limited, and examples thereof include a phosphate chemical conversion film, a zirconium chemical conversion film, a titanium chemical conversion film, a hafnium chemical conversion film, and a vanadium chemical conversion film.
  • a chemical conversion treatment process a publicly known phosphate chemical conversion treatment process, a zirconium chemical conversion treatment process, a titanium chemical conversion treatment process, a hafnium chemical conversion treatment process, a vanadium chemical conversion treatment process etc. can be mentioned, for example.
  • the chemical conversion treatment step may be performed singly or in combination of two or more.
  • the chemical conversion treatment step to be performed by combining two or more kinds is not particularly limited.
  • the predetermined chemical conversion treatment process of forming another chemical conversion film on the formed phosphate chemical conversion film a zirconium chemical conversion treatment process, a titanium chemical conversion treatment process, a hafnium chemical conversion treatment process, a vanadium chemical conversion treatment process and the like can be mentioned.
  • a treatment method such as an immersion treatment method, a spray treatment method, a pouring treatment method, or a combination thereof may be mentioned. However, it is not limited to these.
  • the said phosphate chemical conversion treatment process can be performed using a well-known phosphate chemical conversion treatment agent.
  • a zinc phosphate conversion treatment solution having a pH of 3.0 to 6.0 containing phosphate ions (0.1 to 50 g / L) and zinc ions (0.01 to 3.0 g / L) as a metal material C. for 10 to 300 seconds at a contact temperature of 25.degree. To 55.degree.
  • the surface conditioning treatment process for the purpose of the reaction improvement of a phosphate chemical conversion treatment process can be performed before a phosphate chemical conversion treatment process.
  • the surface conditioning treatment step is carried out, for example, by bringing a known surface conditioning treatment solution containing a divalent metal or trivalent metal phosphate into contact with the surface of a metal material having a surface treatment film in a conventional manner. It can be carried out.
  • the said zirconium chemical conversion treatment process can be performed using a well-known zirconium chemical conversion treatment agent.
  • the said titanium chemical conversion treatment process can be performed using a well-known titanium chemical conversion treatment agent.
  • the hafnium chemical conversion treatment step can be performed using a known hafnium chemical conversion treatment agent.
  • the vanadium conversion treatment step can be performed using a known vanadium conversion treatment agent.
  • the surface of the metal material is added to a pH 3.0 to 6.0 chemical conversion solution containing 0.005 to 5.0 g / L of zirconium ion, titanium ion, hafnium ion or vanadium ion. It can be carried out by contacting at a contact temperature of 25 to 55 ° C. for 10 to 300 seconds.
  • the metal material having the coating film according to the present invention is, for example, a surface treatment for forming a surface treatment film on the surface or surface of the metal material by bringing the above-mentioned metal surface treatment agent into contact with the surface or surface of the metal material. It can manufacture by implementing a process and the coating process coated on the said surface treatment film
  • the coating step may be performed after the surface treatment step without passing through the chemical conversion treatment step, but is preferably performed after performing one or more chemical conversion treatment steps.
  • a coating method for example, methods such as electrodeposition coating (for example, cationic electrodeposition coating), solvent coating, powder coating and the like can be applied, but the method is not limited to these methods.
  • Pretreatment process Alkaline degreasing solution (trade name: Fine Cleaner E2032 (A agent and B agent are mixed in water, 18 g / L agent A) on the surface of an electrogalvanized steel plate (however, only Example 23 a hot-dip galvanized steel plate) , B was prepared to be 10 g / L of each agent) (manufactured by Nihon Parkerizing Co., Ltd.) at 45 ° C. for 2 minutes to remove rust-preventive oil and stains. Thereafter, water was rinsed by spraying 25 ° C. water for 30 seconds.
  • Fine Cleaner E2032 A agent and B agent are mixed in water, 18 g / L agent A
  • Example 1 to 23 Manufacture of metal surface treatment agent
  • Various metal surface treatment agents can be prepared by blending the components shown below into the numerical values (mass concentrations) shown in Table 1-1, Table 1-2 and Table 1-3 in water. Comparative Examples 1 to 6) were produced. Further, the unit of mass concentration of each component shown in Table 1-1, Table 1-2 and Table 1-3 is “g / L”.
  • A1 Iron nitrate (III) nonahydrate A2: iron gluconate (II) n hydrate A3: iron lactate (II) trihydrate
  • B1 1,2-diaminoethane
  • B2 1,4,7- Triazaheptane
  • B3 1,4,7,10-tetraazadecane
  • B4 1,4,7,10,13-pentaazatridecane
  • B5 glycine C1: (2R, 3R, 4S) -pentane-1, 2 , 3,4,5-pentol C2: (2R, 3S, 4S, 5S) -hexane-1,2,3,4,5,6-hexol
  • C3 (2R, 3S) -rel-butane-1,2 3,4-Tetraol
  • C4 (2R, 3S) -2,3,4-trihydroxybutanoic acid
  • C5 (2R, 3S, 4R, 5R) -2, 3, 4, 5, 6-penta
  • the electrogalvanized steel sheets (provided that only the example 23 is a galvanized steel sheet) subjected to the above pretreatment step are listed in Tables 2-1, 2-2, and 2-3.
  • the steel sheet was immersed under the conditions of the metal surface treatment agent temperature, pH and time described in the above to prepare electrogalvanized steel sheets having various surface treatment films (however, only galvanized steel sheet of Example 23).
  • carbon dioxide gas or sodium hydroxide aqueous solution was used for pH control of various metal surface treatment agents.
  • the cathodic electrolysis was performed by adjusting the amount of electricity so that the coating film thickness was 15.0 ⁇ 1.0 ⁇ m.
  • the surface of the coated film is washed with deionized water and further baked at 170 ° C. for 26 minutes, whereby electrogalvanized steel sheet having various chemical conversion films having the coated film (however, only Example 23 is molten zinc) Plated steel sheet) (each test piece of No. 1 to No. 30) was produced.

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Abstract

L'invention fournit notamment un nouvel agent de traitement de surface métallique qui permet de former la surface d'un matériau métallique ou un film traité en surface doté d'excellentes propriétés anticorrosives à sa surface. L'invention fournit également un matériau métallique possédant un film traité en surface formé à l'aide de cet agent de traitement de surface métallique, et un procédé de fabrication de celui-ci. Plus précisément, l'invention concerne un agent de traitement de surface métallique qui comprend un fer, un composé comprenant un groupe amino (les composés comprenant un groupe carboxy étant exclus), et un composé de chaîne de carbone à chaîne droite auquel sont liés au moins trois groupes hydroxyle. L'invention concerne également un matériau métallique possédant un film traité en surface formé à l'aide de cet agent de traitement de surface métallique, et un procédé de fabrication de celui-ci.
PCT/JP2018/047862 2017-12-27 2018-12-26 Agent de traitement de surface métallique, et matériau métallique possédant un film traité en surface ainsi que procédé de fabrication de celui-ci WO2019131766A1 (fr)

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JP2017-250586 2017-12-27
JP2017250586A JP2019116660A (ja) 2017-12-27 2017-12-27 金属表面処理剤、並びに表面処理皮膜を有する金属材料及びその製造方法

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WO2019131766A1 true WO2019131766A1 (fr) 2019-07-04

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112827785A (zh) * 2021-01-07 2021-05-25 日照中意华坤金属制造有限公司 一种铁艺栏杆的防腐蚀工艺

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03285095A (ja) * 1990-03-30 1991-12-16 Osaka Prefecture 鉄メッキ被覆層を備えたアルミニウム材料の製造方法
WO2011002040A1 (fr) * 2009-07-02 2011-01-06 日本パーカライジング株式会社 Solution de traitement de surfaces métalliques par conversion chimique exempte de chrome et de fluor, procédé de traitement de surfaces métalliques et procédé de revêtement de surfaces métalliques
JP2014080635A (ja) * 2012-10-12 2014-05-08 Nof Corp 水性クロムフリー処理液及び処理被膜
JP2017008414A (ja) * 2015-06-19 2017-01-12 日本パーカライジング株式会社 金属材料用化成処理剤、金属表面処理方法及び表面処理金属材料

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03285095A (ja) * 1990-03-30 1991-12-16 Osaka Prefecture 鉄メッキ被覆層を備えたアルミニウム材料の製造方法
WO2011002040A1 (fr) * 2009-07-02 2011-01-06 日本パーカライジング株式会社 Solution de traitement de surfaces métalliques par conversion chimique exempte de chrome et de fluor, procédé de traitement de surfaces métalliques et procédé de revêtement de surfaces métalliques
JP2014080635A (ja) * 2012-10-12 2014-05-08 Nof Corp 水性クロムフリー処理液及び処理被膜
JP2017008414A (ja) * 2015-06-19 2017-01-12 日本パーカライジング株式会社 金属材料用化成処理剤、金属表面処理方法及び表面処理金属材料

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112827785A (zh) * 2021-01-07 2021-05-25 日照中意华坤金属制造有限公司 一种铁艺栏杆的防腐蚀工艺

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