JP2012062520A - 容器用鋼板およびその製造方法 - Google Patents
容器用鋼板およびその製造方法 Download PDFInfo
- Publication number
- JP2012062520A JP2012062520A JP2010207347A JP2010207347A JP2012062520A JP 2012062520 A JP2012062520 A JP 2012062520A JP 2010207347 A JP2010207347 A JP 2010207347A JP 2010207347 A JP2010207347 A JP 2010207347A JP 2012062520 A JP2012062520 A JP 2012062520A
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- Prior art keywords
- amount
- chemical conversion
- layer
- steel plate
- steel sheet
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- Granted
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 86
- 239000010959 steel Substances 0.000 title claims abstract description 86
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 15
- 239000000126 substance Substances 0.000 claims abstract description 50
- 239000005011 phenolic resin Substances 0.000 claims abstract description 45
- 238000006243 chemical reaction Methods 0.000 claims abstract description 42
- 239000010410 layer Substances 0.000 claims description 64
- 238000007747 plating Methods 0.000 claims description 38
- 239000002184 metal Substances 0.000 claims description 33
- 229910052751 metal Inorganic materials 0.000 claims description 33
- 229910052718 tin Inorganic materials 0.000 claims description 16
- 239000007864 aqueous solution Substances 0.000 claims description 15
- 150000002500 ions Chemical class 0.000 claims description 14
- 239000000956 alloy Substances 0.000 claims description 12
- 229910045601 alloy Inorganic materials 0.000 claims description 12
- 239000007788 liquid Substances 0.000 claims description 12
- 239000002335 surface treatment layer Substances 0.000 claims description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 12
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 10
- 238000001035 drying Methods 0.000 claims description 10
- 238000007654 immersion Methods 0.000 claims description 9
- 229910052759 nickel Inorganic materials 0.000 claims description 7
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 claims description 6
- 229910001030 Iron–nickel alloy Inorganic materials 0.000 claims description 6
- 238000007739 conversion coating Methods 0.000 claims description 6
- 229920001568 phenolic resin Polymers 0.000 claims description 6
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 claims description 6
- 239000000758 substrate Substances 0.000 claims description 2
- 239000012528 membrane Substances 0.000 abstract 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 42
- 238000000034 method Methods 0.000 description 29
- 230000007797 corrosion Effects 0.000 description 18
- 238000005260 corrosion Methods 0.000 description 18
- 238000005097 cold rolling Methods 0.000 description 9
- 238000005868 electrolysis reaction Methods 0.000 description 9
- 238000005406 washing Methods 0.000 description 8
- 150000001875 compounds Chemical class 0.000 description 7
- 230000000694 effects Effects 0.000 description 7
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 6
- 229910001128 Sn alloy Inorganic materials 0.000 description 5
- 238000011088 calibration curve Methods 0.000 description 5
- 230000000052 comparative effect Effects 0.000 description 5
- 230000001105 regulatory effect Effects 0.000 description 5
- -1 ammonium ions Chemical class 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 3
- 238000000137 annealing Methods 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 238000009792 diffusion process Methods 0.000 description 3
- 238000007598 dipping method Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000005554 pickling Methods 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- PAWQVTBBRAZDMG-UHFFFAOYSA-N 2-(3-bromo-2-fluorophenyl)acetic acid Chemical compound OC(=O)CC1=CC=CC(Br)=C1F PAWQVTBBRAZDMG-UHFFFAOYSA-N 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 229910002651 NO3 Inorganic materials 0.000 description 2
- 229910020938 Sn-Ni Inorganic materials 0.000 description 2
- 229910008937 Sn—Ni Inorganic materials 0.000 description 2
- 238000002441 X-ray diffraction Methods 0.000 description 2
- 235000013361 beverage Nutrition 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- ZCDOYSPFYFSLEW-UHFFFAOYSA-N chromate(2-) Chemical compound [O-][Cr]([O-])(=O)=O ZCDOYSPFYFSLEW-UHFFFAOYSA-N 0.000 description 2
- 238000005238 degreasing Methods 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 2
- 239000005001 laminate film Substances 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 239000003973 paint Substances 0.000 description 2
- 238000003672 processing method Methods 0.000 description 2
- 238000004445 quantitative analysis Methods 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- FZUJWWOKDIGOKH-UHFFFAOYSA-N sulfuric acid hydrochloride Chemical compound Cl.OS(O)(=O)=O FZUJWWOKDIGOKH-UHFFFAOYSA-N 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 1
- 229920002799 BoPET Polymers 0.000 description 1
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 1
- 229910020900 Sn-Fe Inorganic materials 0.000 description 1
- 229910019314 Sn—Fe Inorganic materials 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052793 cadmium Inorganic materials 0.000 description 1
- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 description 1
- 239000012611 container material Substances 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- ZBCBWPMODOFKDW-UHFFFAOYSA-N diethanolamine Chemical group OCCNCCO ZBCBWPMODOFKDW-UHFFFAOYSA-N 0.000 description 1
- 238000009713 electroplating Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 238000005098 hot rolling Methods 0.000 description 1
- BHEPBYXIRTUNPN-UHFFFAOYSA-N hydridophosphorus(.) (triplet) Chemical compound [PH] BHEPBYXIRTUNPN-UHFFFAOYSA-N 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000010409 ironing Methods 0.000 description 1
- 230000002427 irreversible effect Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000005121 nitriding Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000010422 painting Methods 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 229910001392 phosphorus oxide Inorganic materials 0.000 description 1
- 229920000139 polyethylene terephthalate Polymers 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000001488 sodium phosphate Substances 0.000 description 1
- 229910000162 sodium phosphate Inorganic materials 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- VSAISIQCTGDGPU-UHFFFAOYSA-N tetraphosphorus hexaoxide Chemical compound O1P(O2)OP3OP1OP2O3 VSAISIQCTGDGPU-UHFFFAOYSA-N 0.000 description 1
- 239000011573 trace mineral Substances 0.000 description 1
- 235000013619 trace mineral Nutrition 0.000 description 1
- RYFMWSXOAZQYPI-UHFFFAOYSA-K trisodium phosphate Chemical compound [Na+].[Na+].[Na+].[O-]P([O-])([O-])=O RYFMWSXOAZQYPI-UHFFFAOYSA-K 0.000 description 1
- 238000001771 vacuum deposition Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
- 229910052726 zirconium Inorganic materials 0.000 description 1
Classifications
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- 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
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- 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
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- B32B1/08—Tubular products
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- 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
- B32B15/08—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 of synthetic resin
- B32B15/09—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 of synthetic resin comprising polyesters
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- 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
- B32B15/18—Layered products comprising a layer of metal comprising iron or steel
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
- C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
- C21D8/0205—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips of ferrous alloys
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
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- C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
- C21D8/0221—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps
- C21D8/0226—Hot rolling
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
- C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
- C21D8/0221—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps
- C21D8/0236—Cold rolling
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
- C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
- C21D8/0247—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment
- C21D8/0263—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment following hot rolling
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- C—CHEMISTRY; METALLURGY
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- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
- C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
- C21D8/0278—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips involving a particular surface treatment
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- C—CHEMISTRY; METALLURGY
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- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/46—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for sheet metals
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- C23C10/00—Solid state diffusion of only metal elements or silicon into metallic material surfaces
- C23C10/28—Solid state diffusion of only metal elements or silicon into metallic material surfaces using solids, e.g. powders, pastes
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- 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
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- 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
- C23C22/05—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 using aqueous solutions
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- 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
- C23C22/05—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 using aqueous solutions
- C23C22/06—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 using aqueous solutions using aqueous acidic solutions with pH less than 6
- C23C22/07—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 using aqueous solutions using aqueous acidic solutions with pH less than 6 containing phosphates
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- 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
- C23C22/05—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 using aqueous solutions
- C23C22/06—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 using aqueous solutions using aqueous acidic solutions with pH less than 6
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- 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
- C23C22/05—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 using aqueous solutions
- C23C22/06—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 using aqueous solutions using aqueous acidic solutions with pH less than 6
- C23C22/34—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 using aqueous solutions using aqueous acidic solutions with pH less than 6 containing fluorides or complex fluorides
- C23C22/36—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 using aqueous solutions using aqueous acidic solutions with pH less than 6 containing fluorides or complex fluorides containing also phosphates
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- 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
- C23C22/05—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 using aqueous solutions
- C23C22/06—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 using aqueous solutions using aqueous acidic solutions with pH less than 6
- C23C22/34—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 using aqueous solutions using aqueous acidic solutions with pH less than 6 containing fluorides or complex fluorides
- C23C22/36—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 using aqueous solutions using aqueous acidic solutions with pH less than 6 containing fluorides or complex fluorides containing also phosphates
- C23C22/361—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 using aqueous solutions using aqueous acidic solutions with pH less than 6 containing fluorides or complex fluorides containing also phosphates containing titanium, zirconium or hafnium compounds
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Abstract
【解決手段】鋼板上に、金属Zr量1〜100mg/m2、P量0.1〜50mg/m2、F量0.1mg/m2以下である化成皮膜を有し、当該化成皮膜上に、C量0.1〜50mg/m2であるフェノール樹脂層を有する容器用鋼板。
【選択図】なし
Description
本発明者らが、特許文献1に開示された容器用鋼板を用いて、ネック部分に関するフィルム密着性(以下、「高フィルム密着性」ともいう)について検討を行ったところ、昨今求められているレベルには達しておらず、改良が必要であることが分かった。
そこで、本発明は、高フィルム密着性に優れた容器用鋼板およびその製造方法を提供することを目的とする。
すなわち、本発明は、以下の(1)〜(7)を提供する。
本発明の容器用鋼板は、鋼板上に、金属Zr量1〜100mg/m2、P量0.1〜50mg/m2、F量0.1mg/m2以下である化成皮膜を有し、当該化成皮膜上に、C量0.1〜50mg/m2であるフェノール樹脂層を有する容器用鋼板である。
以下、本発明の容器用鋼板の構成について詳細に説明する。
本発明で用いられる鋼板としては、特に限定されず、通常、容器材料として使用される鋼板原板を用いることができる。また、この鋼板原板の製造方法、材質なども特に規制されるものではなく、通常の鋼片製造工程から熱間圧延、酸洗、冷間圧延、焼鈍、調質圧延等の各工程を経て製造されたものを使用することができる。
下地Ni層中の金属Ni量は、耐食性発現の観点および経済的な観点から、5〜150mg/m2であることが好ましい。
下地Ni層として、加熱処理を施して拡散層を形成する場合、加熱処理の前後または加熱処理と同時に、窒化処理を行ってもよい。
本発明の容器用鋼板は、上述した鋼板上に形成された、金属Zr量1〜100mg/m2、P量0.1〜50mg/m2、F量0.1mg/m2以下である化成皮膜を有する。
さらに、特に陰極電解処理においては、処理液中に硝酸イオンとアンモニウムイオンとを共存させることが好ましい。これにより、数秒から数十秒程度の短時間処理が可能となり、また、耐食性や密着性の向上効果に優れた化成皮膜の形成が可能となる。
化成皮膜中の金属Zr量が1mg/m2以上であれば、実用上、問題ないレベルの耐食性と密着性が確保される。また、金属Zr量が100mg/m2を超えると、化成皮膜自体の密着性が劣化するとともに電気抵抗が上昇し溶接性が劣化する。したがって、化成皮膜中の金属Zr量は、1〜100mg/m2であり、1〜20mg/m2であるのが好ましく、1〜10mg/m2であるのがより好ましい。
化成皮膜中のF量は、0.1mg/m2を超えると、これらの諸特性の劣化が顕在化し始めることから、0.1mg/m2以下である。
化成皮膜中のF量を0.1mg/m2以下にするためには、化成皮膜を形成した後、温水中での浸漬処理やスプレー処理により洗浄処理を行えばよい。この際、処理温度を高く、または、処理時間を長くすることによりF量を減少させることができる。
例えば、化成皮膜中のF量を0.1mg/m2以下にするには40℃以上の温水で0.5秒以上の浸漬処理あるいはスプレー処理をすればよい。
本発明の容器用鋼板は、化成皮膜上に形成された、フェノール樹脂を含有するフェノール樹脂層を有する。
フェノール樹脂成分としては、例えば、N,N−ジエタノールアミン変性した水溶性フェノール樹脂が挙げられる。
これに対して、C量が0.1〜50mg/m2であれば、実用的に問題ないレベルの密着性が確保され、かつ、電気抵抗の上昇も抑制される。したがって、フェノール樹脂層中のC量は、0.1〜50mg/m2であり、0.1〜10mg/m2であるのが好ましく、0.1〜8mg/m2であるのがより好ましい。
浸漬の場合、浸漬時間は特に限定されないが、1秒以上であるのが好ましい。
なお、いずれの方法であっても、乾燥の温度は、70℃以上であるのが好ましい。
本発明においては、容器用鋼板の高フィルム密着性がより優れるという理由から、フェノール樹脂層を形成した後に、得られた容器用鋼板を、さらに、水、好ましくは温度80℃以上の水で洗浄し、その後、乾燥を行ってもよい。
このような洗浄を行うことにより、フェノール樹脂層の表面が適度に粗面化されて、高フィルム密着性がより良好になるものと考えられる。
また、このような洗浄を行うことにより、化成皮膜中に存するFを除去してF量を減少させる点でも効果が見られる。
浸漬の場合、浸漬時間は1秒以上であるのが好ましい。
また、乾燥の温度は、70℃以上であるのが好ましい。
以下の処理法(1−0)〜(1−7)の方法を用いて、板厚0.17〜0.23mmの鋼板上に表面処理層を形成した。
(1−0)冷間圧延後、焼鈍、調圧された原板に脱脂、酸洗を施した鋼板を作製した。
(1−1)冷間圧延後、焼鈍、調圧された原板を脱脂、酸洗後、硫酸−塩酸浴を用いてSn−Ni合金めっきを施し、Ni、Snめっき鋼板を作製した。
(1−2)冷間圧延後、焼鈍、調圧された原板を脱脂、酸洗後、ワット浴を用いてNiめっきを施し、Niめっき鋼板を作製した。
(1−3)冷間圧延後、ワット浴を用いてNiめっきを施し、焼鈍時にNi拡散層を形成させ、Niめっき鋼板を作製した。
(1−4)冷間圧延後、焼鈍、調圧された原板を脱脂、酸洗後、フェロスタン浴を用いてSnをめっきし、Snめっき鋼板を作製した。
(1−5)冷間圧延後、焼鈍、調圧された原板を脱脂、酸洗後、フェロスタン浴を用いてSnをめっきし、その後、溶融溶錫処理(リフロー処理)を行い、Sn合金層を有するSnめっき鋼板を作製した。
(1−6)冷間圧延後、原板を脱脂、酸洗後、ワット浴を用いてNiめっきを施し、焼鈍時にNi拡散層を形成させ、脱脂、酸洗後、フェロスタン浴を用いてSnめっきを施し、その後、溶融溶錫処理を行い、Sn合金層を有するNi、Snめっき鋼板を作製した。
(1−7)冷間圧延後、焼鈍、調圧された原板を脱脂、酸洗後、硫酸−塩酸浴を用いてFe−Ni合金めっきを施し、引き続き、フェロスタン浴を用いてSnめっきを施し、その後、溶融溶錫処理(リフロー処理)を行い、Sn合金層を有するNi、Snめっき鋼板を作製した。
なお、(1−6)および(1−7)の処理を行った場合に、光学顕微鏡にて表面を観察し、島状Sn状況を評価したところ、全体的に島が形成されていることが確認された。
上記の処理により表面処理層を形成した後、以下の処理法(2−1)〜(2−3)で化成皮膜を形成した。
(2−1)K2ZrF6(4.3g/L)とリン酸(1.2g/L)とを溶解させて硝酸アンモニウムを添加してpHを2.65に調整した処理液に、上記鋼板を浸漬し、浴温30℃で、第1表に示す条件で陰極電解して化成皮膜を形成した。
(2−2)K2ZrF6(4.3g/L)とリン酸(1.2g/L)とフェノール樹脂(0.7g/L)を溶解させて硝酸アンモニウムを添加してpHを2.65に調整した処理液に、上記鋼板を浸漬し、浴温30℃で、第1表に示す条件で陰極電解して化成皮膜を形成した。
(2−3)K2ZrF6(4.3g/L)とリン酸ナトリウム(1.4g/L)を溶解させてリン酸を添加してpHを2.65に調整した処理液に、上記鋼板を浸漬し、浴温30℃で、第1表に示す条件で陰極電解して化成皮膜を形成した。
上記の処理により化成皮膜を形成した後、以下の処理法(3−1)で水洗処理を行い、化成皮膜中のF量を制御した。
(3−1)40℃の温水に1秒間浸漬した。
上記の処理により化成皮膜を形成し、上記の処理により水洗処理を行った後、以下の処理(4−1)〜(4−5)でフェノール樹脂層を形成した。
(4−1)フェノール樹脂0.1g/Lを溶解させた水溶液をロールコーターで塗布させた後、75℃で乾燥し、フェノール樹脂層を形成した。
(4−2)フェノール樹脂0.5g/Lを溶解させた水溶液に、上記鋼板を1秒間浸漬させた後、ロールで絞り、75℃で乾燥し、フェノール樹脂層を形成した。
(4−3)フェノール樹脂3.0g/Lを溶解させた水溶液をロールコーターで塗布させた後、75℃で乾燥し、フェノール樹脂層を形成した。
(4−4)フェノール樹脂0.01g/Lを溶解させた水溶液に、上記鋼板を1秒間浸漬させた後、ロールで絞り、75℃で乾燥し、フェノール樹脂層を形成した。
(4−5)フェノール樹脂10.0g/Lを溶解させた水溶液をロールコーターで塗布させた後、75℃で乾燥し、フェノール樹脂層を形成した。
なお、いずれの場合も、フェノール樹脂としては、上述した、N,N−ジエタノールアミン変性した水溶性フェノール樹脂(重量平均分子量:5000)を使用した。
上記の処理によりフェノール樹脂層を形成した後、以下の処理法(5−1)で洗浄を行った。
(5−1)85℃の水に1秒間浸漬した後、75℃で乾燥した。
上記の処理を行った試験材について、高フィルム密着性の評価を行った。
まず、実施例及び比較例の各試験材の両面に、厚さが20μmのPETフィルムを200℃でラミネートした後、絞りしごき加工を行って缶体を作製し、作製した缶体にネッキング加工を施してネック部を形成した。この缶体を120℃で30分間のレトルト処理を行い、ネック部におけるフィルムの剥離状況を評価した。
具体的には、剥離が全くなかったものを「◎」、実用上問題がない程度の極僅かな剥離が生じていたものを「○」、部分的に剥離が生じて実用上問題があるものを「△」、大部分で剥離が生じていたものを「×」と評価した。結果を第1表に示す。
特に、化成皮膜中にフェノール樹脂が含有された比較例9においても、充分な高フィルム密着性が得られないことが分かった。
また、フェノール樹脂層を有しているが、そのC量が本発明の範囲外である比較例10,11も、やはり、充分な高フィルム密着性が得られないことが分かった。
これに対し、実施例1〜9は、いずれも、高フィルム密着性に優れることが分かった。このとき、フェノール樹脂層を形成した後に洗浄を行った実施例2は、洗浄を行わなかった実施例1と比較して、より高フィルム密着性に優れることが分かった。
Claims (7)
- 鋼板上に、金属Zr量1〜100mg/m2、P量0.1〜50mg/m2、F量0.1mg/m2以下である化成皮膜を有し、当該化成皮膜上に、C量0.1〜50mg/m2であるフェノール樹脂層を有する容器用鋼板。
- Zrイオン、リン酸イオン、Fイオンを含む処理液中での浸漬処理または当該処理液を用いた電解処理により前記鋼板上に前記化成皮膜を形成し、次いで、前記化成皮膜が形成された前記鋼板をフェノール樹脂を含有する水溶液中に浸漬し、または、前記化成皮膜上に当該水溶液を塗布し、その後乾燥することにより得られる、請求項1に記載の容器用鋼板。
- 前記鋼板が、少なくとも片面に、金属Ni量で10〜1000mg/m2のNiまたは金属Sn量で100〜15000mg/m2のSnを含む表面処理層を有する、請求項1または2に記載の容器用鋼板。
- 前記鋼板は、その表面にNiめっきまたはFe−Ni合金めっきが施されて下地Ni層が形成され、前記下地Ni層上にSnめっきが施され、当該Snめっきの一部と前記下地Ni層の一部または全部とが溶融溶錫処理により合金化されて島状Snを含むSnめっき層が形成され、
前記下地Ni層は、金属Ni量で5〜150mg/m2のNiを含み、
前記Snめっき層は、金属Sn量で300〜3000mg/m2のSnを含む、請求項1または2に記載の容器用鋼板。 - Zrイオン、リン酸イオン、Fイオンを含む処理液中での浸漬処理または当該処理液を用いた電解処理により前記鋼板上に前記化成皮膜を形成し、次いで、前記化成皮膜が形成された前記鋼板をフェノール樹脂を含有する水溶液中に浸漬し、または、前記化成皮膜上に当該水溶液を塗布し、その後乾燥する、容器用鋼板の製造方法。
- 前記乾燥の温度が70℃以上である、請求項5に記載の容器用鋼板の製造方法。
- 前記乾燥の後に、さらに温度80℃以上の水で洗浄し、再度乾燥を行う、請求項5または6に記載の容器用鋼板の製造方法。
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KR102088247B1 (ko) * | 2015-06-23 | 2020-03-12 | 닛폰세이테츠 가부시키가이샤 | 용기용 강판 및 용기용 강판의 제조 방법 |
US10851467B2 (en) | 2015-06-23 | 2020-12-01 | Nippon Steel Corporation | Steel sheet for containers, and method for producing steel sheet for containers |
WO2017014117A1 (ja) * | 2015-07-21 | 2017-01-26 | 東洋鋼鈑株式会社 | 表面処理鋼板およびその製造方法、並びにこの表面処理鋼板を用いた容器 |
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US20160289841A1 (en) | 2016-10-06 |
US20130209830A1 (en) | 2013-08-15 |
TWI485287B (zh) | 2015-05-21 |
JP5845563B2 (ja) | 2016-01-20 |
TW201217577A (en) | 2012-05-01 |
CO6680712A2 (es) | 2013-05-31 |
CN103108988A (zh) | 2013-05-15 |
US9738978B2 (en) | 2017-08-22 |
WO2012036199A1 (ja) | 2012-03-22 |
CN103108988B (zh) | 2016-01-20 |
MY162585A (en) | 2017-06-30 |
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