JP7455823B2 - 金属製品または合金製品の表面処理方法、および金属製品または合金製品 - Google Patents
金属製品または合金製品の表面処理方法、および金属製品または合金製品 Download PDFInfo
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- JP7455823B2 JP7455823B2 JP2021522543A JP2021522543A JP7455823B2 JP 7455823 B2 JP7455823 B2 JP 7455823B2 JP 2021522543 A JP2021522543 A JP 2021522543A JP 2021522543 A JP2021522543 A JP 2021522543A JP 7455823 B2 JP7455823 B2 JP 7455823B2
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- 229910045601 alloy Inorganic materials 0.000 title claims description 96
- 239000000956 alloy Substances 0.000 title claims description 96
- 229910052751 metal Inorganic materials 0.000 title claims description 92
- 239000002184 metal Substances 0.000 title claims description 92
- 238000000034 method Methods 0.000 title claims description 31
- 238000004381 surface treatment Methods 0.000 title claims description 10
- 229910000831 Steel Inorganic materials 0.000 claims description 156
- 239000010959 steel Substances 0.000 claims description 156
- 239000010935 stainless steel Substances 0.000 claims description 73
- 238000005422 blasting Methods 0.000 claims description 56
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 claims description 27
- 238000005260 corrosion Methods 0.000 claims description 20
- 230000007797 corrosion Effects 0.000 claims description 20
- 229910001220 stainless steel Inorganic materials 0.000 claims description 14
- 238000005498 polishing Methods 0.000 claims description 11
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims description 9
- 229910017604 nitric acid Inorganic materials 0.000 claims description 9
- 238000004519 manufacturing process Methods 0.000 claims description 8
- 238000002161 passivation Methods 0.000 claims description 8
- 230000001954 sterilising effect Effects 0.000 claims description 7
- 238000004659 sterilization and disinfection Methods 0.000 claims description 7
- 238000000227 grinding Methods 0.000 claims description 6
- 238000005520 cutting process Methods 0.000 claims description 5
- 239000007864 aqueous solution Substances 0.000 claims description 4
- 230000008569 process Effects 0.000 claims description 4
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 2
- 229910052739 hydrogen Inorganic materials 0.000 claims description 2
- 239000001257 hydrogen Substances 0.000 claims description 2
- 238000004806 packaging method and process Methods 0.000 claims description 2
- 238000003892 spreading Methods 0.000 claims description 2
- 230000007480 spreading Effects 0.000 claims description 2
- 239000000463 material Substances 0.000 description 154
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 92
- 229910052799 carbon Inorganic materials 0.000 description 68
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 67
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 67
- 229910052804 chromium Inorganic materials 0.000 description 67
- 239000011651 chromium Substances 0.000 description 67
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 48
- 229910052759 nickel Inorganic materials 0.000 description 46
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 41
- 229910052750 molybdenum Inorganic materials 0.000 description 41
- 239000011733 molybdenum Substances 0.000 description 41
- 229910000734 martensite Inorganic materials 0.000 description 25
- 229910052757 nitrogen Inorganic materials 0.000 description 24
- 239000011324 bead Substances 0.000 description 15
- 239000011521 glass Substances 0.000 description 14
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 13
- 229910052802 copper Inorganic materials 0.000 description 13
- 239000010949 copper Substances 0.000 description 13
- 239000003792 electrolyte Substances 0.000 description 13
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 12
- 229910052748 manganese Inorganic materials 0.000 description 12
- 239000011572 manganese Substances 0.000 description 12
- 239000000243 solution Substances 0.000 description 12
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 11
- 229910052717 sulfur Inorganic materials 0.000 description 11
- 239000011593 sulfur Substances 0.000 description 11
- 238000012360 testing method Methods 0.000 description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 9
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 8
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 8
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 8
- 239000010410 layer Substances 0.000 description 8
- 229910052710 silicon Inorganic materials 0.000 description 8
- 239000010703 silicon Substances 0.000 description 8
- 239000010936 titanium Substances 0.000 description 8
- 229910052719 titanium Inorganic materials 0.000 description 8
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 7
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 7
- 229910052698 phosphorus Inorganic materials 0.000 description 7
- 239000011574 phosphorus Substances 0.000 description 7
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 6
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 6
- 238000009825 accumulation Methods 0.000 description 6
- 230000008901 benefit Effects 0.000 description 6
- 238000005259 measurement Methods 0.000 description 6
- 239000000203 mixture Substances 0.000 description 6
- 229910052758 niobium Inorganic materials 0.000 description 6
- 239000010955 niobium Substances 0.000 description 6
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 description 6
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 6
- 238000012546 transfer Methods 0.000 description 6
- 239000000654 additive Substances 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 5
- 238000002845 discoloration Methods 0.000 description 5
- 239000002245 particle Substances 0.000 description 5
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 4
- 210000000988 bone and bone Anatomy 0.000 description 4
- 239000000919 ceramic Substances 0.000 description 4
- 230000007547 defect Effects 0.000 description 4
- 150000002739 metals Chemical class 0.000 description 4
- 238000004881 precipitation hardening Methods 0.000 description 4
- 238000005238 degreasing Methods 0.000 description 3
- 239000007769 metal material Substances 0.000 description 3
- 229910044991 metal oxide Inorganic materials 0.000 description 3
- 150000004706 metal oxides Chemical class 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 229920000642 polymer Polymers 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- 239000004576 sand Substances 0.000 description 3
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- WGLPBDUCMAPZCE-UHFFFAOYSA-N Trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 238000005275 alloying Methods 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 238000007743 anodising Methods 0.000 description 2
- 229910000423 chromium oxide Inorganic materials 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 239000000470 constituent Substances 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 239000008367 deionised water Substances 0.000 description 2
- 229910021641 deionized water Inorganic materials 0.000 description 2
- 238000000151 deposition Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000001788 irregular Effects 0.000 description 2
- 150000007522 mineralic acids Chemical class 0.000 description 2
- 238000005554 pickling Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000002829 reductive effect Effects 0.000 description 2
- 230000003746 surface roughness Effects 0.000 description 2
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 description 1
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 1
- 240000007049 Juglans regia Species 0.000 description 1
- 235000009496 Juglans regia Nutrition 0.000 description 1
- 229920000877 Melamine resin Polymers 0.000 description 1
- 239000004640 Melamine resin Substances 0.000 description 1
- 229920001807 Urea-formaldehyde Polymers 0.000 description 1
- 239000003082 abrasive agent Substances 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 210000004204 blood vessel Anatomy 0.000 description 1
- 239000013590 bulk material Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000012459 cleaning agent Substances 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- -1 degreasers Substances 0.000 description 1
- 238000001739 density measurement Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000001599 direct drying Methods 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 239000000834 fixative Substances 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 239000002223 garnet Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 239000003112 inhibitor Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 210000000936 intestine Anatomy 0.000 description 1
- 238000002372 labelling Methods 0.000 description 1
- 238000002356 laser light scattering Methods 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 229940127554 medical product Drugs 0.000 description 1
- 238000010327 methods by industry Methods 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 229930014626 natural product Natural products 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 239000005011 phenolic resin Substances 0.000 description 1
- 229920001568 phenolic resin Polymers 0.000 description 1
- 238000007517 polishing process Methods 0.000 description 1
- 229920001225 polyester resin Polymers 0.000 description 1
- 239000004645 polyester resin Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 238000000550 scanning electron microscopy energy dispersive X-ray spectroscopy Methods 0.000 description 1
- 230000003678 scratch resistant effect Effects 0.000 description 1
- 238000005029 sieve analysis Methods 0.000 description 1
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 1
- 229910010271 silicon carbide Inorganic materials 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 229910052814 silicon oxide Inorganic materials 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
- GPPXJZIENCGNKB-UHFFFAOYSA-N vanadium Chemical compound [V]#[V] GPPXJZIENCGNKB-UHFFFAOYSA-N 0.000 description 1
- 239000005418 vegetable material Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 235000020234 walnut Nutrition 0.000 description 1
- 230000003313 weakening effect Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25F—PROCESSES FOR THE ELECTROLYTIC REMOVAL OF MATERIALS FROM OBJECTS; APPARATUS THEREFOR
- C25F3/00—Electrolytic etching or polishing
- C25F3/16—Polishing
- C25F3/22—Polishing of heavy metals
- C25F3/24—Polishing of heavy metals of iron or steel
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25F—PROCESSES FOR THE ELECTROLYTIC REMOVAL OF MATERIALS FROM OBJECTS; APPARATUS THEREFOR
- C25F3/00—Electrolytic etching or polishing
- C25F3/02—Etching
- C25F3/06—Etching of iron or steel
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C1/00—Methods for use of abrasive blasting for producing particular effects; Use of auxiliary equipment in connection with such methods
- B24C1/06—Methods for use of abrasive blasting for producing particular effects; Use of auxiliary equipment in connection with such methods for producing matt surfaces, e.g. on plastic materials, on glass
-
- 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
- C23C22/48—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 not containing phosphates, hexavalent chromium compounds, fluorides or complex fluorides, molybdates, tungstates, vanadates or oxalates
- C23C22/50—Treatment of iron or alloys based thereon
-
- 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
- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F17/00—Multi-step processes for surface treatment of metallic material involving at least one process provided for in class C23 and at least one process covered by subclass C21D or C22F or class C25
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B2017/00526—Methods of manufacturing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C11/00—Selection of abrasive materials or additives for abrasive blasts
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25F—PROCESSES FOR THE ELECTROLYTIC REMOVAL OF MATERIALS FROM OBJECTS; APPARATUS THEREFOR
- C25F1/00—Electrolytic cleaning, degreasing, pickling or descaling
- C25F1/02—Pickling; Descaling
- C25F1/04—Pickling; Descaling in solution
- C25F1/06—Iron or steel
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Electrochemistry (AREA)
- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- General Chemical & Material Sciences (AREA)
- Other Surface Treatments For Metallic Materials (AREA)
- Preventing Corrosion Or Incrustation Of Metals (AREA)
- Fuel Cell (AREA)
Description
a)金属製品または合金製品の表面のつや消し
b)金属製品または合金製品のつや消し表面の電気化学的処理。
Claims (14)
- 金属製品または合金製品の表面処理方法および/または製造方法であって、以下の工程:
a)金属製品または合金製品の表面のつや消し
b)金属製品または合金製品の前記つや消し表面の電気化学的処理
を含み、
工程a)を実施するためにブラスト媒体が使用され、前記ブラスト媒体が、金属または合金を含み、
工程b)を実施するために金属製品または合金製品の前記つや消し表面の電解研磨が実施され、
金属製品または合金製品は、外科用器具、外科用器具の中間体、または外科用器具の構成要素である、方法。 - 金属製品または合金製品の表面の研削が工程a)の前に行われることを特徴とする請求項1に記載の方法。
- 前記ブラスト媒体がステンレス鋼を含むことを特徴とする請求項1または2に記載の方法。
- 前記ブラスト媒体が角および/または端を有していないことを特徴とする請求項1~3のいずれか一項に記載の方法。
- 工程b)が複数回実施されることを特徴とする、請求項1~4のいずれか一項に記載の方法。
- 工程b)が、それぞれ30秒~120秒、45秒~90秒、または60秒の期間にわたって実施されることを特徴とする、請求項5に記載の方法。
- 工程c)金属製品または合金製品の電気化学的に処理された表面の不動態化が、工程b)の後に行われることを特徴とする、請求項1~6のいずれか一項に記載の方法。
- クエン酸および/または硝酸を含有する不動態化水溶液が工程c)を実施するために使用されることを特徴とする、請求項7に記載の方法。
- 工程d)金属製品または合金製品の包装を工程c)の後に行うこと、および工程cd)金属製品または合金製品の滅菌を工程c)と工程d)との間で行なうこと、または工程e)金属製品または合金製品の滅菌を工程d)の後に行うことを特徴とする請求項7または8に記載の方法。
- 金属製品または合金製品が鋼からなることを特徴とする、請求項1~9のいずれか一項に記載の方法。
- 前記鋼が非錆性または耐食性ステンレス鋼であることを特徴とする、請求項10に記載の方法。
- 前記外科用器具の中間体が半完成部品、ブランクもしくは部分的に製造された部品である請求項1~11のいずれか一項に記載の方法。
- 前記外科用器具が拡開器具、把持器具、クランプ器具、切断器具、縫合器具、内視鏡、および組み合わされた器具からなる群から選択される請求項1~12のいずれか一項に記載の方法。
- 前記外科用器具、前記外科用器具の中間体、または前記外科用器具の構成要素が、標準水素電極に対して測定して100mV~1200mVの孔食電位を有し、および/またはASTM D 7334-08に従って測定して60°~140°の接触角を有する、請求項1~13のいずれか一項に記載の方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102018218393.7A DE102018218393A1 (de) | 2018-10-26 | 2018-10-26 | Verfahren zum Oberflächenbehandeln eines Metall- oder Legierungsprodukts sowie ein Metall- oder Legierungsprodukt |
DE102018218393.7 | 2018-10-26 | ||
PCT/EP2019/078784 WO2020083952A1 (de) | 2018-10-26 | 2019-10-23 | Verfahren zum oberflächenbehandeln eines metall- oder legierungsprodukts sowie ein metall- oder legierungsprodukt |
Publications (3)
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EP (1) | EP3870741A1 (ja) |
JP (1) | JP7455823B2 (ja) |
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EP3935207A1 (en) * | 2019-03-08 | 2022-01-12 | Straumann Holding AG | Dental drill surface treatment |
DE102020204431A1 (de) | 2020-04-06 | 2021-10-07 | Aesculap Ag | Verfahren zum Oberflächenbehandeln und/oder Herstellen eines medizintechnischen Produkts sowie ein medizintechnisches Produkt |
DE102020204430A1 (de) | 2020-04-06 | 2021-10-07 | Aesculap Ag | Verfahren zum Oberflächenbehandeln und/oder Herstellen eines medizintechnischen Produkts sowie ein medizintechnisches Produkt |
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- 2019-10-23 CN CN201980070871.1A patent/CN113227462A/zh active Pending
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JP3215968U (ja) | 2018-02-13 | 2018-04-26 | 有限会社川尻工業 | 検視用ピンセット |
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JP2022505861A (ja) | 2022-01-14 |
CN113227462A (zh) | 2021-08-06 |
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US20220002896A1 (en) | 2022-01-06 |
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