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WO2005110739A1 - TÔLE D'ACIER PLAQUÉE D'ÉTAIN (Sn) REVÊTUE DE RÉSINE, BOÎTE UTILISANT CELLE-CI ET PROCÉDÉ DE FABRICATION D'UNE TÔLE D'ACIER PLAQUÉE DE Sn REVÊTUE DE RÉSINE - Google Patents

TÔLE D'ACIER PLAQUÉE D'ÉTAIN (Sn) REVÊTUE DE RÉSINE, BOÎTE UTILISANT CELLE-CI ET PROCÉDÉ DE FABRICATION D'UNE TÔLE D'ACIER PLAQUÉE DE Sn REVÊTUE DE RÉSINE Download PDF

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Publication number
WO2005110739A1
WO2005110739A1 PCT/JP2004/006526 JP2004006526W WO2005110739A1 WO 2005110739 A1 WO2005110739 A1 WO 2005110739A1 JP 2004006526 W JP2004006526 W JP 2004006526W WO 2005110739 A1 WO2005110739 A1 WO 2005110739A1
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WO
WIPO (PCT)
Prior art keywords
steel sheet
resin
plated steel
coated
plated
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.)
Ceased
Application number
PCT/JP2004/006526
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English (en)
Japanese (ja)
Inventor
Masanobu Matsubara
Masatoki Ishida
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toyo Kohan Co Ltd
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 PCT/JP2004/006526 priority Critical patent/WO2005110739A1/fr
Priority to PCT/JP2005/003114 priority patent/WO2005110740A1/fr
Publication of WO2005110739A1 publication Critical patent/WO2005110739A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D22/00—Shaping without cutting, by stamping, spinning, or deep-drawing
    • B21D22/20—Deep-drawing
    • B21D22/201—Work-pieces; preparation of the work-pieces, e.g. lubricating, coating

Definitions

  • Resin-coated Sn-plated steel sheet can using the same, and method for producing resin-coated Sn-plated steel sheet
  • the present invention relates to a resin-coated Sn-plated steel sheet having excellent adhesion to a resin-coated layer, a can obtained by subjecting the resin-coated layer to severe forming such as squeezing, and a method for producing the resin-coated Sn-plated steel sheet. About.
  • the inventors of the present invention have proposed a resin-coated Sn-plated steel sheet as a resin-coated Sn-plated steel sheet applicable to severe processing applications (for example, see Patent Document 1).
  • the resin-coated Sn-plated steel sheet described in this publication is a no-reflow Sn-plated steel sheet or a reflow Sn-plated steel sheet.
  • This is a resin-coated Sn-plated steel sheet obtained by laminating an organic resin film on a Sn-plated steel sheet in which a silane coupling agent coating layer is provided on the Sn plating layer of the steel sheet.
  • This resin-coated Sn-plated steel sheet is characterized in that the adhesive strength of the organic resin film before forming into a can is 2 kg / l0 mm or more in T peel strength.
  • this resin-coated Sn-plated steel sheet is formed into a can by forming, especially when drawing into a can using the more stringent drawing and ironing together after drawing, there is no problem with forming. Potentially possible force During the molding process, the resin sometimes peeled off at the top of the can, and it was found that excellent adhesion of the resin to the Sn plating layer could not be stably obtained. It was also found that the adhesive strength of the organic resin film before forming into a can did not always accurately reflect the adhesiveness during and after forming.
  • a corona discharge-treated organic resin film is laminated on a no-reflow Sn-plated steel sheet or a Sn-plated steel sheet in which a silane coupling agent coating layer is provided on a Sn-plated layer of the reflow Sn-plated steel sheet.
  • a corona discharge treatment is applied to a polypropylene resin film (see, for example, Patent Document 2). It is known that the adhesion to a substrate to be laminated is improved by performing a corona discharge treatment on an organic resin.
  • Patent Document 1 JP 2002-285354 A
  • Patent Document 2 Japanese Patent No. 3352553
  • the present invention provides a resin-coated Sn having excellent work adhesion when subjected to severe molding.
  • An object of the present invention is to provide a plated steel sheet, a can using the same, and a method for producing the resin-coated Sn-coated steel sheet.
  • the resin-coated Sn-plated steel sheet of the present invention is obtained by coating at least one surface of an Sn-plated steel sheet obtained by forming a silane coupling agent coating layer on a Sn plating layer with an organic resin film subjected to a corona discharge treatment.
  • Resin-coated Sn-plated steel sheet (Claim 1), comprising a Sn-plated steel sheet (No-reflow Sn-plated steel sheet) with a Sn-plated layer formed on a Sn-plated steel sheet 1S steel sheet, or a steel sheet and a Sn-plated layer.
  • Sn-plated steel sheet (reflow Sn-plated steel sheet) in which a Sn-Fe alloy layer is formed in between (Claim 2) and the amount of the silane coupling agent applied is 1 to 50 mg / m 2 in terms of Si amount. (Claim 3), and the corona discharge treatment was performed under the conditions of voltage: 200V, current: 0.2-8A / 25cm (claim 4).
  • the peel strength of the resin film on the side wall of the cup after forming it into a drawn cup with a diameter of 96 mm and a height of 42 mm by drawing at least 0.05 kg / 15 mm (Claim 5)
  • the can of the present invention can be obtained by drawing the resin-coated Sn-plated steel sheet according to any one of claims 15 to 15 (claim 6), or can be further stretched after drawing.
  • the method for producing a resin-coated Sn-plated steel sheet of the present invention comprises forming a Sn-plated layer on at least one side of the steel sheet, applying a silane coupling agent on the Sn-plated layer, drying the Sn-plated layer, and then drying.
  • a method for producing a resin-coated Sn-plated steel sheet comprising laminating an organic resin film that has been subjected to corona discharge treatment such that the corona discharge treatment surface is in contact with the agent application layer, or at least one side of the steel sheet has Sn
  • a Sn-Fe alloy layer is formed between the steel sheet and the Sn plating layer by forming a plating layer, then heating to a temperature equal to or higher than the melting temperature of Sn, and then quenching, and then applying a silane coupling agent on the Sn plating layer.
  • an organic resin film that has been subjected to corona discharge treatment is laminated on the silane coupling agent coating layer so that the corona discharge treatment surface is in contact with the silane coupling agent coating layer.
  • the coated Sn-plated steel sheet It is a manufacturing method.
  • FIG. 1 is a plan view showing the shape of a test piece for measuring the S-peel strength.
  • FIG. 2 is a plan view showing a place where a cut is made in a resin surface of a test piece for S peel strength measurement.
  • FIG. 3 is a plan view showing locations where scores are put on a specimen for S peel strength measurement.
  • FIG. 4 is a cross-sectional view of a part of a test piece showing a shape of a scored portion.
  • FIG. 5 is a schematic view of a specimen holder.
  • 1 is the specimen
  • la is one end of the specimen
  • lb is the other end of the specimen
  • 2 is the cut
  • 3 is the score
  • 4 is the specimen holder
  • 4a Indicates a specimen insertion part
  • 4b indicates an upper part of a specimen holder.
  • a cold rolled steel sheet obtained by cold rolling a normal aluminum killed steel sheet, annealing and then temper rolling, or further cold rolling after annealing The strength of the cold-rolled steel sheet, which has been increased in strength by the application, is selectively used depending on the application.
  • These cold-rolled steel sheets are electrolytically degreased and pickled, and then a Sn plating layer is formed on the steel sheets to obtain Sn-plated steel sheets.
  • Sn-plated steel sheet As the Sn-plated steel sheet, a Sn-plated steel sheet (No-reflow Sn-plated steel sheet) with Sn plated thereon using a well-known porstan bath or halogen bath, and after Sn was plated, was heated to the melting temperature of Sn or higher. There is a Sn-plated steel sheet (reflow Sn-plated steel sheet) in which a Sn—Fe alloy layer is formed between Sn plating layers by rapid cooling afterwards.
  • Ni is electroplated, and Ni is plated on the steel as it is or heated after Ni plating to diffuse Ni into the steel to form a Ni-Fe alloy layer.
  • an island-shaped Sn-plated steel sheet having an island-shaped Sn layer formed thereon may be used by, for example, heating the metal to a temperature equal to or higher than the melting temperature of Sn and then rapidly cooling.
  • Sn plating amount of no reflow Sn-plated steel sheet of the matte is Shi preferred in the range of 0. 1- 10g / m 2 in terms of corrosion resistance and economy les.
  • a Sn-Fe alloy layer is formed between the Sn plating layer and the steel sheet, If metallic Sn remains on the surface of the plated steel sheet, the total Sn plating amount must be within the range of 11 lOg / m.
  • the Sn- Fe alloy layer consisting of only a layer of the surface layer, the total Sn plating amount be in the range of 0. 1- 10g / m 2 preferable.
  • the amount of Ni plating to be formed on the steel sheet before being subjected to Sn plating 0. 005-0. Lg / m 2 the amount of Sn plating is formed on the upper layer 0 It is preferably in the range of 1—1.5 g / m 2 .
  • the temperature is raised to the melting temperature of Sn or higher. By heating, an island-shaped Sn-plated steel sheet having Sn dispersed in the surface and present on the surface is obtained.
  • a silane coupling agent is applied to the surface of the Sn-plated steel sheet obtained as described above and dried.
  • the silane coupling agent there are various types such as a bull type, an acrylic type, an epoxy type, an amino type, a mercapto type, and a black pill type.
  • an amino silane coupling agent it is preferable to use an amino silane coupling agent.
  • amino-based silane coupling agent aminopropyltrimethoxysilane, aminopropylmethylethoxysilane, aminopropyltriethoxysilane, phenylaminopropyltrimethoxysilane and the like can be used.
  • a 5-200 g / L aqueous solution of these silane coupling agents is applied to the Sn-plated steel sheet and dried.
  • Known application methods can be applied as the application method. For example, any of an immersion method, a roll coating method, a method of squeezing the excess using a squeezing roll after immersion, a spray method, an electrolytic treatment method, and the like can be applied.
  • the amount of the coating film after drying is preferably 50 mg / m 2 in terms of the amount of Si measured by the fluorescent X-ray method. When the amount of Si is less than lmg / m 2 , the processing adhesive strength of the resin film laminated on the silane coupling agent applied layer becomes poor.
  • the resin-coated Sn-plated steel sheet of the present invention is obtained by applying an organic resin film obtained by subjecting one or both sides of the Sn-plated steel sheet obtained as described above to a corona discharge treatment to a silane coupling agent. It is obtained by laminating so as to be in contact with the coating layer.
  • Organic tree Examples of the fat film include polyester resins such as polyethylene terephthalate, polybutylene terephthalate, polyethylene naphthalate, ethylene terephthalate 'ethylene isophthalate copolymer, butylene terephthalate and butylene isophthalate copolymer, and two types of these polyester resins.
  • the thickness of the resin film is 10 to 100 zm in view of the ease of film lamination work, the adhesive strength of the resin film on the formed body (can) after forming the resin-coated Sn-plated steel sheet, corrosion resistance, and economy. It is preferable that
  • These resin films are obtained by heating and melting resin pellets, extruding them from a T-die of an extruder, and forming a film having a desired thickness on the Sn-plated steel sheet by a heat bonding method.
  • Adhesive lamination is used.
  • the thermal bonding method is a method in which a resin film is brought into contact with a Sn-plated steel sheet heated to a temperature range in which the resin adheres, sandwiched between a pair of pressure rolls, and pressed to make pressure contact.
  • the present invention in particular, even when subjected to severe forming such as forming into a can by performing a combination of stretching and ironing after drawing, stable and excellent processing adhesion of the resin film.
  • a resin film obtained as described above which has been subjected to corona discharge treatment on the surface in contact with the Sn-plated steel plate, is used.
  • the corona discharge treatment is performed under the following conditions: voltage: 200 V, current: 0.2 to 8 A / 25 cm. If the current is less than 0.2A / 25cm, The effect of the Rona discharge treatment is not exhibited.
  • the current exceeds 8 A / 25 cm, the discharge current becomes excessive, and wrinkles and swelling occur in the resin film, which is not preferable.
  • a more preferable range of the laser current is 115 A / 25 cm.
  • the peel strength that is, the adhesive strength of the resin film to the Sn-plated steel sheet has been evaluated by measuring the T-peel strength in a state of a flat plate before processing.
  • the T-peel strength measured in the state of a flat plate is especially important during and after processing when severe forming such as forming into a can by applying a combination of stretching and ironing after drawing is applied. It was found that the later bonding strength, that is, the processing bonding strength was not always accurately reflected. Therefore, in the present invention, the resin-coated Sn-plated steel sheet is drawn and formed into a cup, and a cup side wall test piece is cut out.
  • the peel strength of the resin film of the test piece is referred to as a processing adhesive strength (hereinafter referred to as S-peel strength). ) To evaluate.
  • a 154 mm blank was punched out from the resin-coated Sn-plated steel sheet of the present invention obtained as described above, and subjected to a one-step drawing process at a drawing ratio of 1.64 to obtain a drawing cup having a diameter of 96 mm and a height of 42 mm. Mold into From this cup, the side wall is cut out to a size of 30 mm in the height direction of the cup and 120 mm in the circumferential direction of the cup, bent back to a flat plate shape, and then a T-shaped specimen 1 shown in Fig. 1 is punched out. Next, as shown in FIG.
  • a cut 2 is made in the resin film on one side la of the specimen 1 on the side opposite to the adhesive strength measurement surface using a cutter knife so as to reach the Sn-plated steel sheet surface.
  • a score 3 is inserted from the side opposite to the adhesive strength measurement surface using a score die set, and then the score portion is bent to cut the Sn-plated steel sheet.
  • the resin film remains connected to both sides of the cut Sn-plated steel sheet without being cut.
  • one end la is inserted into the specimen insertion portion 4a of the specimen holder 4, and the specimen 1 is fixed to the specimen holder 4, and then the upper part 4b of the specimen holder 4 and the specimen are fixed.
  • the other end lb of piece 1 was sandwiched between the chucks of a Tensilon tensile tester and pulled, and the resin film was forcibly peeled from the Sn-plated steel sheet to measure the tensile strength. Evaluate the processing adhesive strength.
  • the S-peel strength measured as described above is preferably 0.05 kg / 15 mm or more.
  • the S-peel strength is less than 0.05 kg / 15 mm, it is stable and good especially when severe forming such as drawing and ironing is used in combination with drawing and ironing to form a can. High working adhesion strength cannot be obtained.
  • a blank punched from a resin-coated Sn-plated steel sheet having resin laminated on one or both sides is formed into a cup shape using a drawing die.
  • Draw To increase the height of the side wall by reducing the diameter, redraw using a smaller drawing die than the previous stage. Drawing is usually performed with one or two stages of drawing calorie, and is applied to cans with relatively large diameters and low side walls.
  • the resin-coated Sn-plated steel sheet of the present invention is drawn and then ironed to form a can
  • a blank punched from a resin-coated Sn-plated steel sheet having resin laminated on one side or both sides is formed in one step or
  • the cup is drawn in a cup shape using a plurality of drawing dies.
  • set the side wall thickness smaller than the side wall thickness of the wrench Forcibly push the side wall into the clearance between the ironing die and the punch to reduce the thickness of the side wall. Raise the quality and apply the ironing process. Therefore, the present invention is applied to a can having a relatively small can diameter, a high side wall height and a small side wall thickness.
  • the cold-rolled steel sheet having the thickness and temper shown in Table 1 was electrolytically degreased in an aqueous alkaline solution, washed with water, then with sulfuric acid, washed with water, and then in a known ferrostan bath under the conditions shown in Table 1.
  • the Sn-Fe alloy layer was formed between the steel sheet and the Sn plating layer by performing a reflow treatment after forming the Sn plating layer or forming the Sn plating layer.
  • a 5-200 g / L aqueous solution of the silane coupling agent shown in Table 1 was applied by an immersion method so as to have an application amount shown in Table 1, and dried.
  • a silane coupling agent coating layer was formed on the plating.
  • a tin-free steel was prepared by subjecting a cold-rolled steel sheet to electrolytic chromic acid treatment to form two layers, a Cr plating layer and a Cr hydrated oxide layer, as shown in Sample No. 10.
  • KBM903 Aminopropyl trimethoxysilane manufactured by Shin-Etsu Chemical Co., Ltd.
  • KBM603 Aminopropyltriethoxysilane manufactured by Shin-Etsu Chemical Co., Ltd. 2]
  • the transparent resin film-coated surface is on the inside of the cup, and a one-step drawing process with a drawing ratio of 1.64 is performed as described above.
  • a test piece for measuring the S-peel strength was prepared as described above so that the surface coated with the transparent resin film was the measurement surface.
  • the S-peel strength was then measured using Tensilon as described above. Table 3 shows the results.
  • the transparent resin film-coated surface is the inside of the cup.
  • drawing was performed at a drawing ratio of 1.70 to form a cup.
  • the primary redrawing ratio 1.29
  • the secondary redrawing ratio 1.24
  • the tertiary redrawing ratio 1.20
  • the radius of curvature of the redrawing die shoulder 0.4 mm
  • the wrinkle suppressing load Stretching was performed in multiple stages under the condition of 58N, and formed into a stretched can with a can diameter of 66mm.
  • the distance between the redrawing part at the upper end of the can and the ironing part is 20 mm
  • the radius of curvature of the redrawing die shoulder is 1.5 times the sheet thickness
  • the redrawing is performed.
  • the test was performed under the condition that the clearance between the die and punch was 1.0 times the sheet thickness and the clearance of the ironed part was 0.5 times the sheet thickness.
  • the upper part of the can was trimmed by a known method, and subjected to neck inker knitting and flange processing. After forming 300 stretched cans in this way, the presence or absence of peeling of the resin film was visually observed, and the occurrence rate of molded cans in which peeling was observed was evaluated in%. Table 4 shows the results.
  • the resin-coated Sn-plated steel sheet of the present invention obtained by laminating a resin film subjected to a corona discharge treatment on a Sn-plated steel sheet provided with a silane coupling coating layer, Compared to a resin-coated Sn-plated steel sheet that is formed by laminating a resin film on a Sn-plated steel sheet provided with a silane coupling coating layer without discharge treatment, the resin film has better work adhesion to the Sn-plated steel sheet. This is consistent with the S-peel strength shown in Table 3, that is, the result of the adhesiveness after processing by one-step drawing.
  • the resin-coated Sn-plated steel sheet of the present invention is processed by using a combination of drawing at multiple stages, styling after drawing, ironing after drawing, stretching after drawing, and ironing.
  • drawing at multiple stages, styling after drawing, ironing after drawing, stretching after drawing, and ironing.
  • the resin-coated Sn-plated steel sheet of the present invention is formed by laminating a resin film subjected to corona discharge treatment to a Sn-plated steel sheet having a silane coupling coating layer provided on a Sn plating layer by heat bonding, and drawing.
  • the resin film does not peel even after further stretching after drawing and further ironing after drawing, and shows stable and excellent work adhesion.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Laminated Bodies (AREA)

Abstract

Une tôle d'acier plaquée de Sn revêtue d'une résine qui comprend une tôle d'acier plaquée de Sn comportant une couche de placage de Sn et une couche de couverture adhésive par un silane prévue sur la couche de placage et, stratifiée sur la tôle plaquée de Sn par adhérence thermique, une couche de résine ayant été soumise à un traitement par décharge par effet corona, une boîte utilisant la tôle d'acier plaquée de Sn revêtue d'une résine et un procédé de fabrication de la tôle d'acier plaqué de Sn revêtue de résine. La boîte est fabriquée en soumettant la tôle d'acier plaqué de Sn revêtue de résine à un quelconque processus de façonnage par emboutissage profond, l'emboutissage profond étant en outre suivi par un étirement, l'emboutissage profond étant en outre suivi par un aplanissement et l'emboutissage profond étant suivi par une combinaison d'étirement et d'aplanissement. La tôle d'acier plaquée de Sn revêtue de résine peut garder une excellente adhérence pendant son façonnage même lorsqu'elle est soumise à un processus de façonnage intense.
PCT/JP2004/006526 2004-05-14 2004-05-14 TÔLE D'ACIER PLAQUÉE D'ÉTAIN (Sn) REVÊTUE DE RÉSINE, BOÎTE UTILISANT CELLE-CI ET PROCÉDÉ DE FABRICATION D'UNE TÔLE D'ACIER PLAQUÉE DE Sn REVÊTUE DE RÉSINE Ceased WO2005110739A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
PCT/JP2004/006526 WO2005110739A1 (fr) 2004-05-14 2004-05-14 TÔLE D'ACIER PLAQUÉE D'ÉTAIN (Sn) REVÊTUE DE RÉSINE, BOÎTE UTILISANT CELLE-CI ET PROCÉDÉ DE FABRICATION D'UNE TÔLE D'ACIER PLAQUÉE DE Sn REVÊTUE DE RÉSINE
PCT/JP2005/003114 WO2005110740A1 (fr) 2004-05-14 2005-02-25 FEUILLARD D’ACIER PLAQUE Sn REVÊTU DE RÉSINE ET PROCÉDÉ POUR PRODUIRE UN FEUILLARD D'ACIER PLAQUE Sn-REVÊTU DE RÉSINE

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2004/006526 WO2005110739A1 (fr) 2004-05-14 2004-05-14 TÔLE D'ACIER PLAQUÉE D'ÉTAIN (Sn) REVÊTUE DE RÉSINE, BOÎTE UTILISANT CELLE-CI ET PROCÉDÉ DE FABRICATION D'UNE TÔLE D'ACIER PLAQUÉE DE Sn REVÊTUE DE RÉSINE

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WO2005110739A1 true WO2005110739A1 (fr) 2005-11-24

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PCT/JP2004/006526 Ceased WO2005110739A1 (fr) 2004-05-14 2004-05-14 TÔLE D'ACIER PLAQUÉE D'ÉTAIN (Sn) REVÊTUE DE RÉSINE, BOÎTE UTILISANT CELLE-CI ET PROCÉDÉ DE FABRICATION D'UNE TÔLE D'ACIER PLAQUÉE DE Sn REVÊTUE DE RÉSINE
PCT/JP2005/003114 Ceased WO2005110740A1 (fr) 2004-05-14 2005-02-25 FEUILLARD D’ACIER PLAQUE Sn REVÊTU DE RÉSINE ET PROCÉDÉ POUR PRODUIRE UN FEUILLARD D'ACIER PLAQUE Sn-REVÊTU DE RÉSINE

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6470352A (en) * 1987-09-10 1989-03-15 Toyo Seikan Kaisha Ltd Can body using steel plate laminate material
JPH0671747A (ja) * 1992-08-31 1994-03-15 Teijin Ltd 金属板貼合せ成形加工用ポリエステルフイルム
JPH11157006A (ja) * 1997-11-27 1999-06-15 Nisshin Steel Co Ltd ポリオレフィン樹脂フィルムラミネート金属板
JP2002285354A (ja) * 2001-03-23 2002-10-03 Toyo Kohan Co Ltd Ｓｎめっき鋼板、Ｓｎめっき鋼板に樹脂皮膜を被覆してなる樹脂被覆Ｓｎめっき鋼板、それを用いた缶、およびＳｎめっき鋼板と樹脂被覆Ｓｎめっき鋼板の製造方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000043192A (ja) * 1998-07-31 2000-02-15 Nisshin Steel Co Ltd 非粘着性ｐｅｔフィルムラミネート鋼板
JP2002144513A (ja) * 2001-07-31 2002-05-21 Hokkai Can Co Ltd 缶体材料被覆用ポリエステルフィルム及びその製造方法
JP3655592B2 (ja) * 2002-02-07 2005-06-02 東洋鋼鈑株式会社 Ｓｎめっき鋼板の製造方法、Ｓｎめっき鋼板、Ｓｎめっき鋼板に樹脂皮膜を被覆してなる樹脂被覆Ｓｎめっき鋼板、およびそれを用いた缶
JP2004345214A (ja) * 2003-05-22 2004-12-09 Toyo Kohan Co Ltd 樹脂被覆Ｓｎめっき鋼板、それを用いた缶、および樹脂被覆Ｓｎめっき鋼板の製造方法

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6470352A (en) * 1987-09-10 1989-03-15 Toyo Seikan Kaisha Ltd Can body using steel plate laminate material
JPH0671747A (ja) * 1992-08-31 1994-03-15 Teijin Ltd 金属板貼合せ成形加工用ポリエステルフイルム
JPH11157006A (ja) * 1997-11-27 1999-06-15 Nisshin Steel Co Ltd ポリオレフィン樹脂フィルムラミネート金属板
JP2002285354A (ja) * 2001-03-23 2002-10-03 Toyo Kohan Co Ltd Ｓｎめっき鋼板、Ｓｎめっき鋼板に樹脂皮膜を被覆してなる樹脂被覆Ｓｎめっき鋼板、それを用いた缶、およびＳｎめっき鋼板と樹脂被覆Ｓｎめっき鋼板の製造方法

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