WO1998056577A1 - Feuille d'alliage d'aluminium a revetement de resine pour couvercles de boites - Google Patents

Feuille d'alliage d'aluminium a revetement de resine pour couvercles de boites Download PDF

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Publication number
WO1998056577A1
WO1998056577A1 PCT/JP1998/002583 JP9802583W WO9856577A1 WO 1998056577 A1 WO1998056577 A1 WO 1998056577A1 JP 9802583 W JP9802583 W JP 9802583W WO 9856577 A1 WO9856577 A1 WO 9856577A1
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WO
WIPO (PCT)
Prior art keywords
treatment
aluminum alloy
resin
alloy plate
film
Prior art date
Application number
PCT/JP1998/002583
Other languages
English (en)
Japanese (ja)
Inventor
Keiichi Shimizu
Fumio Kunishige
Shinya Ozaki
Original Assignee
Toyo Kohan Co., Ltd.
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Toyo Kohan Co., Ltd. filed Critical Toyo Kohan Co., Ltd.
Priority to AU76742/98A priority Critical patent/AU7674298A/en
Priority to JP50209999A priority patent/JP3386143B2/ja
Publication of WO1998056577A1 publication Critical patent/WO1998056577A1/fr

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Classifications

    • 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
    • B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
    • B05D7/50—Multilayers
    • B05D7/51—One specific pretreatment, e.g. phosphatation, chromatation, in combination with one specific coating
    • 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
    • B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
    • B05D7/14—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to metal, e.g. car bodies
    • 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
    • C23C22/82—After-treatment
    • C23C22/83—Chemical after-treatment
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D11/00—Electrolytic coating by surface reaction, i.e. forming conversion layers
    • C25D11/02—Anodisation
    • C25D11/04—Anodisation of aluminium or alloys based thereon
    • C25D11/18—After-treatment, e.g. pore-sealing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D2517/00—Containers specially constructed to be opened by cutting, piercing or tearing of wall portions, e.g. preserving cans or tins
    • B65D2517/0001—Details
    • B65D2517/0058—Other details of container end panel
    • B65D2517/008—Materials of container end panel
    • B65D2517/0082—Coated or laminated metal
    • 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
    • C23C2222/00—Aspects relating to chemical surface treatment of metallic material by reaction of the surface with a reactive medium
    • C23C2222/20—Use of solutions containing silanes

Definitions

  • the present invention relates to a resin-coated aluminum alloy plate used as a can lid. More specifically, the present invention relates to a resin-coated aluminum alloy plate for a can lid having excellent processing adhesion and corrosion resistance of a coating film. Background art
  • an aluminum material for a can described in Japanese Patent Application Laid-Open No. 2-86643 is a modified polyolefin resin as an adhesive layer, and a polyolefin resin layer is thermocompression-bonded to a chromate-treated aluminum plate material.
  • enamel fevering at the time of opening the lid is hard to occur.
  • the aluminum alloy composite material for can lid described in Japanese Patent Application Laid-Open No. 3-258534 is a method in which an aluminum alloy plate subjected to a base treatment such as phosphoric acid chromium treatment is treated with an olefin adhesive. The olefin resin film is stuck together using to prevent a decrease in the thickness of the score-processed portion.
  • the can lid material made of a thermoplastic resin-coated steel sheet described in Japanese Patent Application Laid-Open No. Hei 6-321 224 is obtained by subjecting a plated steel sheet or a surface-treated steel sheet subjected to a chemical conversion treatment such as chromate treatment to a scoring process. It is coated with a thermoplastic resin such as a polyester resin to improve the corrosion resistance of the score-added portion. Furthermore, Japanese Patent Application Laid-Open No.
  • thermoplastic laminate lid described is a tin-plated steel plate that has been subjected to chromate treatment after plating, a nickel-plated steel plate, a tin-nickel-plated steel plate that has been plated with nickel and then tin-plated, or a mixture of metallic chromium and chromium hydrated oxide. It is made by laminating a crystalline saturated polyester-based resin film on an electrolytic cupric acid-treated steel sheet that has a two-layer film.
  • the aluminum material for cans described in Japanese Patent Application Laid-Open No. 2-866433 is an aluminum alloy composite material for a can lid described in Japanese Patent Application Laid-Open No.
  • a resin film such as an olefin resin film is laminated on an aluminum alloy plate with a chemical conversion coating, the metal substrate and resin film are compared with the case where the resin film is laminated on the electrolytic chromic acid-treated steel sheet. Adhesion with aluminum, especially processing adhesion, is not sufficient. If extremely severe processing such as riveting is performed, the resin film may peel off.
  • thermoplastic resin-coated steel sheet described in Japanese Patent Application Laid-Open No. Hei 6-312224 or a thermoplastic resin-laminated lid described in Japanese Patent Application Laid-Open No. Compared to a can lid material using an aluminum alloy plate as a substrate, it has better processing adhesion to the resin film, but has difficulty in opening the lid, and its use is limited and it is widely used. At present, it is not used as an example.
  • An object of the present invention is to provide a resin-coated aluminum alloy plate for a can lid which is excellent in processing adhesion and corrosion resistance of a coated resin film, and a can lid manufactured using the resin-coated aluminum alloy plate for a can lid. And Disclosure of the invention
  • the resin-coated aluminum alloy plate for a can lid according to the present invention has a coating film obtained by silane treatment using silane coupling on at least the inner surface of the aluminum alloy plate, which is the inner surface of the can lid, and the resin is coated thereon. It is characterized by being coated.
  • the resin-coated aluminum alloy plate for a can lid of the present invention comprises a surface-treated film obtained by performing a surface treatment on at least the inner surface of the can lid, and a silane cup on the surface-treated film. It has a film that is silane-treated using a ring, and is further coated with a resin.
  • the surface treatment film of the resin-coated aluminum alloy plate is a chromate phosphate treatment film, a zirconium-based treatment film, or an alumite treatment film.
  • the can lid of the present invention is characterized by using the above-mentioned resin-coated aluminum alloy plate for a can lid.
  • At least the inner surface of the can lid of the aluminum alloy plate is subjected to a silane treatment using a silane coupling agent, or a phosphoric acid chromate treatment, a zirconium-based treatment, or an alumite treatment, Further, after the above silane treatment is performed thereon, a thermoplastic resin is coated thereon to obtain a resin-coated aluminum alloy plate for a can lid. Regarding the outer surface of the can lid, it is preferable that any one of the above surface treatment films is formed and then the above thermoplastic resin is coated. Further, in the present invention, the resin-coated aluminum alloy plate for a can lid thus obtained is pressed to form a can lid.
  • the aluminum alloy plate used in the present invention is not particularly limited as long as it is an aluminum alloy plate that can be formed into a can lid, which is the object of the present invention.
  • the aluminum alloy sheet is formed in a state covered with a thermoplastic resin film or the like, the formability, surface treatment properties such as chemical conversion of the surface, and the film to be coated are formed. The selection may be made in consideration of the processing adhesion and the like.
  • the surface treatment method for an aluminum alloy sheet of the present invention will be described.
  • the aluminum alloy plate is subjected to the following degreasing treatment, alkali treatment, and pickling. Perform preprocessing.
  • the degreasing treatment oil adhering to the surface of the aluminum alloy plate is removed using a commercially available degreasing agent.
  • the temperature of the treatment liquid is preferably in the range of 30 to 90 ° C, more preferably in the range of 40 to 80 ° C.
  • an aluminum alloy plate is immersed in a treatment solution, or the treatment solution is sprayed on an aluminum alloy plate. A processing time of 1 to 30 seconds is sufficient, and a range of 3 to 15 seconds is more preferable.
  • an aqueous solution mainly containing one or more compounds of hydroxides, carbonates, bicarbonates, phosphates, gates, and borates of alkali metals or ammonium is used.
  • the oxide film formed on the surface of the aluminum alloy plate is removed. In some cases, the surface of the aluminum alloy plate may be etched.
  • the concentration of the aqueous alkali solution used is preferably in the range of 1 to 20%, more preferably in the range of 2 to 10%.
  • the temperature of the processing solution is preferably in the range of 30 to 80 ° C, more preferably in the range of 40 to 60 ° C.
  • a treatment method a force for dipping the aluminum alloy plate in the treatment liquid or a treatment liquid is sprayed on the aluminum alloy plate. A processing time of 1 to 20 seconds is sufficient, and a range of 3 to 10 seconds is more preferable.
  • aqueous solution containing one or more inorganic acids of sulfuric acid, nitric acid, hydrochloric acid, and phosphoric acid as a main component is used for pickling.
  • the pickling is performed to remove the sumat formed on the surface of the aluminum alloy plate by the hot-rolling process, but in some cases, fine holes may be formed on the surface of the aluminum alloy plate at the same time.
  • the concentration of the aqueous solution of the acid used is preferably in the range of 1 to 10%, more preferably in the range of 1 to 5%.
  • the temperature of the treatment liquid is preferably in the range of room temperature to 60 ° C, more preferably in the range of room temperature to 40 ° C.
  • the aluminum alloy plate is immersed in an aqueous solution of an acid, or an aqueous solution of an acid is sprayed on the aluminum alloy plate.
  • a processing time of 1 to 10 seconds is sufficient, and a range of 1 to 5 seconds is more preferable. This completes the preprocessing.
  • silane cappuri This treatment is carried out using any of the following silane treatments using an oxidizing agent, further silane treatment after phosphoric acid chromate treatment, further silane treatment after zirconia treatment, and further silane treatment after alumite treatment.
  • a commercially available silane coupling agent is diluted in a solvent, applied to an aluminum alloy plate, and dried.
  • water alone can be used as the solvent, a mixed solvent of ethanol and water is preferably used.
  • a mixed solvent in which the mixing ratio of water and ethanol is water: ethanol 1: 4 to 4: 1, preferably 1: 2 to 2: 1.
  • the silane coupling agent is sufficiently uniformly dispersed in the mixed solution, but ethanol is expensive and is not advantageous in cost.
  • the mixing ratio is less than 4: 1, the silane coupling agent will not be sufficiently uniformly dispersed in the mixed solution, and it will take a long time to dry after being applied to the aluminum alloy surface.
  • the concentration of the silane coupling agent is preferably in the range of 0.5 to 20%, more preferably in the range of 1 to 10%, based on the above mixed solution.
  • the temperature of the treatment liquid is preferably in the range of room temperature to 60 ° C, more preferably in the range of room temperature to 40 ° C.
  • the temperature of the treatment liquid is preferably in the range of room temperature to 60 ° C, more preferably in the range of room temperature to 40 ° C.
  • As a treatment method after immersing an aluminum alloy plate in a treatment liquid, excess liquid is squeezed with a roll and then dried. An immersion time of 1 to 15 seconds is sufficient, and a range of 3 to 10 seconds is more preferable.
  • Processing amount is a silicon 0 3 to 3 range of O mg / m 2 are preferred, 1:. Range L 0 mg / m 2 is more preferable.
  • a process of performing a silane treatment after the phosphoric acid chromate treatment will be described.
  • a commercially available phosphoric acid chromate treatment solution is used, and immersion treatment or spray treatment is performed.
  • the temperature of the treatment liquid is preferably in the range of room temperature to 80 ° C, more preferably in the range of room temperature to 60 ° C.
  • a processing time of 1 to 10 seconds is sufficient, and a range of 1 to 5 seconds is more preferable.
  • the amount of chromium is less than 3 mg nom 2 as chromium, there is almost no effect on the improvement of adhesion. If the amount exceeds 5 O mg Zm 2 , the amount of adhesion increases and the film becomes locally non-uniform and the adhesion is poor. The appearance becomes dark brown, which is not preferable. After the phosphoric acid chromate treatment, the above silane treatment is performed.
  • the zirconium-based treatment use a commercially available zirconium-based treatment solution and perform immersion treatment or spray treatment.
  • the temperature of the treatment liquid is preferably in the range of room temperature to 60 ° C, more preferably in the range of room temperature to 45 ° C.
  • a processing time of 3 to 40 seconds is sufficient, and a range of 10 to 30 seconds is more preferable.
  • the coating amount is preferably in the range of 3 to 30 mg / m 2 as zirconium, and more preferably in the range of 7 to 15 mg / m 2 .
  • the alumite treatment performed in the present invention is different from the alumite treatment which is usually performed after the forming process and which obtains a thick film which does not require workability. What is required is a thin film that has excellent adhesion even when subjected to severe molding and can be processed continuously in a short time.
  • the method of anodizing by direct current electrolysis in an acid solution is most preferable.
  • the method using an alkaline solution requires a long time to wash and remove the alkaline solution remaining on the surface of the aluminum alloy plate after the treatment, and the adhesion of the film coated thereon is not sufficient.
  • the AC electrolysis method requires a long time to form an alumite film and is not suitable for high-speed processing.
  • a solution obtained by adding borax to a boric acid aqueous solution is used as the acid solution.
  • the concentration of boric acid is preferably in the range of 5 to 100 g / 1.
  • the amount is less than 5 g / l, the conductivity of the processing solution is low, the processing current density cannot be increased, and it takes a long time to form a processing film having a predetermined thickness, which is not preferable.
  • 1 0 0 If the ratio exceeds g / 1, the amount adhered to the aluminum alloy plate during continuous treatment and taken out of the treatment tank increases, which is not advantageous in terms of cost. It is preferable to add borax at a concentration of 1 to 10 g / 1 to the boric acid solution because the treatment bath is stabilized.
  • the bath temperature is preferably in the range of room temperature to 60 ° C.
  • the anode current density is preferably in the range of 2.5 to 5 OAZ dm 2 , more preferably in the range of 3 to 20 A / dm 2 .
  • the anodic current density is less than 2.5 A / dm 2 , it takes a long time to form a film, which is not preferable in terms of productivity, and it is difficult to form a uniform thin film.
  • the electrolysis voltage becomes too high, and uneven appearance such as burning tends to occur, and a uniform thin film is hardly formed.
  • the time required for the electrolysis is 0.1 to 10 seconds, and a film having a sufficient thickness can be obtained. After the alumite treatment, the silane treatment is performed.
  • the thermoplastic resin to be coated may be polyethylene, polypropylene, polyester, polyamide, polycarbonate, polyvinyl chloride, polyvinyl chloride, or polyvinyl chloride.
  • examples include vinylidene, one kind of acrylic resin, two or more kinds of copolymer resins, or a composite resin in which two or more kinds are blended.
  • Polyesters are particularly preferred for the present invention, copolymers based on the rate and ethylene terephthalate units.
  • a film composed of a polyester mainly composed of-units and a composite resin obtained by blending the polyester and the resin it is more preferable to use a biaxially oriented film of these resins.
  • a film composed of a composite resin obtained by blending bisphenol A polycarbonate with the above polyester, or a two-layer film comprising the above composite resin as an upper layer and the above polyester as a lower layer is used. It is preferable to use a film, or a three-layer film in which the above-mentioned polyester is used as an upper layer and a lower layer, and the above-mentioned bisphenol A polycarbonate is used as an intermediate layer.
  • the thickness of the thermoplastic resin layer should be selected based on the required properties. Generally, the thickness is preferably in the range of 5 to 300 zzm, more preferably in the range of 10 to 250 / xm. Is more preferable. If the thickness is less than 5 m, the work of coating the aluminum alloy plate becomes extremely difficult, and pinholes are easily generated after coating or after forming, and sufficient corrosion resistance cannot be obtained. On the other hand, when it exceeds 300, it is not advantageous in terms of cost as compared with a paint-coated film.
  • additives such as stabilizers, antioxidants, antistatic agents, paints, lubricants, and corrosion inhibitors may be added to the above thermoplastic resin.
  • thermosetting resin If the adhesion of the thermoplastic resin to the aluminum alloy plate, especially after severe processing, is not sufficient, or if the thermoplastic resin layer alone cannot ensure sufficient corrosion resistance, use a thermosetting resin.
  • An adhesive such as an epoxy-phenolic adhesive is applied to an aluminum alloy plate and then coated with a thermoplastic resin, or the adhesive is previously applied to the surface of the thermoplastic resin to be bonded to the aluminum alloy plate. It may be applied in advance and coated on an aluminum alloy plate.
  • thermoplastic resin is extruded by heating and melting the resin, extruding it directly onto the aluminum alloy plate and laminating it, or by forming a biaxially oriented film of thermoplastic resin into an aluminum alloy plate heated to a temperature above the melting point of the resin. Coating can be performed using any of the film lamination methods in which the two are abutted and sandwiched by a pair of rolls and laminated.
  • the aluminum alloy plate is immersed in a 3% by weight aqueous solution of a commercially available degreasing agent (Surf Cleaner 132 N-8 (manufactured by Nippon Paint Co., Ltd.)) heated to 80 ° C for 15 seconds. After immersion, it was washed with water and dried.
  • a commercially available degreasing agent Sudf Cleaner 132 N-8 (manufactured by Nippon Paint Co., Ltd.)
  • the aluminum alloy plate subjected to the alkali treatment was immersed in 1% sulfuric acid at room temperature for 3 seconds, washed with water and dried.
  • the surface-treated aluminum alloy sheet was heated to 240 ° C, and on both sides of the aluminum alloy sheet, a copolymer of polyethylene terephthalate (88 mol%) and polyethylene ethylene terephthalate (12 mol%) was copolymerized.
  • Film obtained by biaxially stretching and heat setting a copolymer of polyethylene terephthalate (88 mol%) and polyethylene ethylene terephthalate (12 mol%) was copolymerized.
  • the surface that becomes the inner surface of the can lid thickness 25 ⁇ m
  • the surface that becomes the outer surface of the can lid thickness 15 ⁇ m
  • the polyester film-coated aluminum alloy sheet obtained as described above was evaluated by the following test method. Tables 8 and 9 show the evaluation results.
  • the processed portion of the test material was immersed for 30 days in a saline solution at 38 ° C in which the pH was adjusted to 3.0 with citric acid and sodium citrate, and the state of corrosion was visually evaluated.
  • Sample Nos. 1 to 21 are the case of a film-coated plate in which a surface-treated aluminum alloy plate and a polyester film are coated on the aluminum alloy plate of the present invention. It shows good adhesion and excellent corrosion resistance.
  • Sample Nos. 22 to 35 are the case of a film-coated plate in which a conventional surface-treated aluminum alloy plate was coated with a polyester film, and all were processed and adhered to the resin film of the present invention. There is no effect on corrosion resistance or corrosion resistance.
  • the present invention relates to a resin-coated aluminum for a can lid, which has a film formed by silane treatment using a silane coupling on at least the inner surface of the can lid of an aluminum alloy plate, and a resin is coated thereon.
  • An alloy plate, or a phosphoric acid chromate treatment, a zirconium-based treatment, or an alumite treatment is formed, and a silane-treated film is formed on the film, and a resin is further coated on the film.
  • This is a resin-coated aluminum alloy plate for can lids. Even after being formed into a can lid, it has excellent processing adhesion to resin and exhibits excellent corrosion resistance.

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • General Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Electrochemistry (AREA)
  • Laminated Bodies (AREA)

Abstract

Feuille d'alliage d'aluminium à revêtement de résine pour couvercles de boîtes, qui permet une excellente adhérence du film de résine de revêtement pendant le traitement et qui présente une excellente résistance à la corrosion. La présente invention concerne également des couvercles de boîtes produits à partir de ladite feuille d'alliage d'aluminium à revêtement. Cette feuille d'alliage est caractérisée par le fait qu'on la produit en soumettant une feuille d'alliage d'aluminium à un traitement au silane à l'aide d'un agent de couplage à base de silane et en couvrant la feuille traitée avec une résine ou en soumettant une feuille d'alliage d'aluminium à un traitement au phosphate ou chromate, à un traitement à base de zirconium, ou à un traitement à l'almite, en soumettant la feuille traitée à un traitement au silane et ensuite en couvrant la feuille traitée avec une résine.
PCT/JP1998/002583 1997-06-12 1998-06-11 Feuille d'alliage d'aluminium a revetement de resine pour couvercles de boites WO1998056577A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
AU76742/98A AU7674298A (en) 1997-06-12 1998-06-11 Resin-coated aluminum alloy sheet for can lids
JP50209999A JP3386143B2 (ja) 1997-06-12 1998-06-11 缶蓋用樹脂被覆アルミニウム合金板

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP9/169636 1997-06-12
JP16963697 1997-06-12

Publications (1)

Publication Number Publication Date
WO1998056577A1 true WO1998056577A1 (fr) 1998-12-17

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Application Number Title Priority Date Filing Date
PCT/JP1998/002583 WO1998056577A1 (fr) 1997-06-12 1998-06-11 Feuille d'alliage d'aluminium a revetement de resine pour couvercles de boites

Country Status (5)

Country Link
JP (1) JP3386143B2 (fr)
AU (1) AU7674298A (fr)
MY (1) MY120044A (fr)
TW (1) TW434327B (fr)
WO (1) WO1998056577A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006168057A (ja) * 2004-12-14 2006-06-29 Toyo Kohan Co Ltd 樹脂被覆アルミニウム合金板およびそれを用いた缶蓋
JP2006256206A (ja) * 2005-03-18 2006-09-28 Toyo Kohan Co Ltd 樹脂被覆アルミニウム合金板およびそれを用いた缶蓋
WO2017038573A1 (fr) * 2015-09-02 2017-03-09 株式会社神戸製鋼所 Matériau d'alliage d'aluminium, corps lié, élément d'automobile, procédé pour produire un matériau d'alliage d'aluminium, et procédé pour produire un corps lié

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104790009B (zh) * 2014-01-16 2017-09-29 深圳富泰宏精密工业有限公司 金属与树脂的复合体的制备方法及由该方法制得的复合体

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03258534A (ja) * 1990-03-08 1991-11-18 Kobe Steel Ltd スコア加工部の板厚減少量が小さい缶蓋用アルミニウム合金複合材
JPH0987790A (ja) * 1995-09-21 1997-03-31 Kobe Steel Ltd 缶蓋用アルミニウム合金板及びその製造方法

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03258534A (ja) * 1990-03-08 1991-11-18 Kobe Steel Ltd スコア加工部の板厚減少量が小さい缶蓋用アルミニウム合金複合材
JPH0987790A (ja) * 1995-09-21 1997-03-31 Kobe Steel Ltd 缶蓋用アルミニウム合金板及びその製造方法

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006168057A (ja) * 2004-12-14 2006-06-29 Toyo Kohan Co Ltd 樹脂被覆アルミニウム合金板およびそれを用いた缶蓋
JP2006256206A (ja) * 2005-03-18 2006-09-28 Toyo Kohan Co Ltd 樹脂被覆アルミニウム合金板およびそれを用いた缶蓋
WO2017038573A1 (fr) * 2015-09-02 2017-03-09 株式会社神戸製鋼所 Matériau d'alliage d'aluminium, corps lié, élément d'automobile, procédé pour produire un matériau d'alliage d'aluminium, et procédé pour produire un corps lié

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Publication number Publication date
JP3386143B2 (ja) 2003-03-17
MY120044A (en) 2005-08-30
AU7674298A (en) 1998-12-30
TW434327B (en) 2001-05-16

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