JP6857222B2 - 銀面を有する基材に対する曇りから銀を保護する層を接着させて材料を作る方法 - Google Patents
銀面を有する基材に対する曇りから銀を保護する層を接着させて材料を作る方法 Download PDFInfo
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- JP6857222B2 JP6857222B2 JP2019165900A JP2019165900A JP6857222B2 JP 6857222 B2 JP6857222 B2 JP 6857222B2 JP 2019165900 A JP2019165900 A JP 2019165900A JP 2019165900 A JP2019165900 A JP 2019165900A JP 6857222 B2 JP6857222 B2 JP 6857222B2
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- silver
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- 229910052709 silver Inorganic materials 0.000 title claims description 95
- 239000004332 silver Substances 0.000 title claims description 95
- 239000000463 material Substances 0.000 title claims description 39
- 238000004519 manufacturing process Methods 0.000 title 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 94
- 238000000034 method Methods 0.000 claims description 68
- 239000000758 substrate Substances 0.000 claims description 40
- NEIHULKJZQTQKJ-UHFFFAOYSA-N [Cu].[Ag] Chemical compound [Cu].[Ag] NEIHULKJZQTQKJ-UHFFFAOYSA-N 0.000 claims description 19
- 229910000881 Cu alloy Inorganic materials 0.000 claims description 17
- 238000000151 deposition Methods 0.000 claims description 14
- 229910018072 Al 2 O 3 Inorganic materials 0.000 claims description 13
- 238000000231 atomic layer deposition Methods 0.000 claims description 13
- 239000010949 copper Substances 0.000 claims description 12
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 10
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims description 10
- 229910052802 copper Inorganic materials 0.000 claims description 10
- 229910010413 TiO 2 Inorganic materials 0.000 claims description 9
- 230000003647 oxidation Effects 0.000 claims description 9
- 238000007254 oxidation reaction Methods 0.000 claims description 9
- 229910045601 alloy Inorganic materials 0.000 claims description 8
- 239000000956 alloy Substances 0.000 claims description 8
- 239000010934 sterling silver Substances 0.000 claims description 5
- 229910000898 sterling silver Inorganic materials 0.000 claims description 5
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 4
- 239000010931 gold Substances 0.000 claims description 4
- 229910052737 gold Inorganic materials 0.000 claims description 4
- 238000005240 physical vapour deposition Methods 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 238000005229 chemical vapour deposition Methods 0.000 claims description 3
- 229910044991 metal oxide Inorganic materials 0.000 claims description 3
- 150000004706 metal oxides Chemical class 0.000 claims description 3
- 229910004298 SiO 2 Inorganic materials 0.000 claims description 2
- 239000007788 liquid Substances 0.000 claims description 2
- 239000007800 oxidant agent Substances 0.000 claims description 2
- 238000003980 solgel method Methods 0.000 claims description 2
- 239000007769 metal material Substances 0.000 claims 1
- 150000004767 nitrides Chemical class 0.000 claims 1
- 239000010410 layer Substances 0.000 description 70
- 239000011241 protective layer Substances 0.000 description 13
- 239000002966 varnish Substances 0.000 description 11
- 229920002678 cellulose Polymers 0.000 description 9
- 239000001913 cellulose Substances 0.000 description 9
- 239000011248 coating agent Substances 0.000 description 6
- 238000000576 coating method Methods 0.000 description 6
- 230000008021 deposition Effects 0.000 description 6
- 229910052760 oxygen Inorganic materials 0.000 description 5
- 239000010944 silver (metal) Substances 0.000 description 5
- 229910001369 Brass Inorganic materials 0.000 description 4
- 239000010951 brass Substances 0.000 description 4
- 230000005611 electricity Effects 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 238000011282 treatment Methods 0.000 description 4
- 239000010970 precious metal Substances 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910001092 metal group alloy Inorganic materials 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 239000011253 protective coating Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- VXUYXOFXAQZZMF-UHFFFAOYSA-N titanium(IV) isopropoxide Chemical compound CC(C)O[Ti](OC(C)C)(OC(C)C)OC(C)C VXUYXOFXAQZZMF-UHFFFAOYSA-N 0.000 description 2
- JLTRXTDYQLMHGR-UHFFFAOYSA-N trimethylaluminium Chemical compound C[Al](C)C JLTRXTDYQLMHGR-UHFFFAOYSA-N 0.000 description 2
- 239000010938 white gold Substances 0.000 description 2
- 229910000832 white gold Inorganic materials 0.000 description 2
- 239000010930 yellow gold Substances 0.000 description 2
- 229910001097 yellow gold Inorganic materials 0.000 description 2
- -1 Ta 2 O 5 Inorganic materials 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000006664 bond formation reaction Methods 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000010985 leather Substances 0.000 description 1
- 239000002932 luster Substances 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 229910000510 noble metal Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 238000005554 pickling Methods 0.000 description 1
- 238000009832 plasma treatment Methods 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 238000002203 pretreatment Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 150000003568 thioethers Chemical class 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- YONPGGFAJWQGJC-UHFFFAOYSA-K titanium(iii) chloride Chemical compound Cl[Ti](Cl)Cl YONPGGFAJWQGJC-UHFFFAOYSA-K 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- XLOMVQKBTHCTTD-UHFFFAOYSA-N zinc oxide Inorganic materials [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 1
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- 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
- C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
- C23C8/80—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
- C25D5/00—Electroplating characterised by the process; Pretreatment or after-treatment of workpieces
- C25D5/48—After-treatment of electroplated surfaces
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D7/00—Electroplating characterised by the article coated
- C25D7/005—Jewels; Clockworks; Coins
-
- G—PHYSICS
- G04—HOROLOGY
- G04B—MECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
- G04B19/00—Indicating the time by visual means
- G04B19/06—Dials
- G04B19/12—Selection of materials for dials or graduations markings
-
- G—PHYSICS
- G04—HOROLOGY
- G04B—MECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
- G04B45/00—Time pieces of which the indicating means or cases provoke special effects, e.g. aesthetic effects
- G04B45/0076—Decoration of the case and of parts thereof, e.g. as a method of manufacture thereof
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D3/00—Electroplating: Baths therefor
- C25D3/02—Electroplating: Baths therefor from solutions
- C25D3/56—Electroplating: Baths therefor from solutions of alloys
- C25D3/64—Electroplating: Baths therefor from solutions of alloys containing more than 50% by weight of silver
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- Inorganic Chemistry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Electrochemistry (AREA)
- Ceramic Engineering (AREA)
- Other Surface Treatments For Metallic Materials (AREA)
- Physical Vapour Deposition (AREA)
- Laminated Bodies (AREA)
- Chemical Vapour Deposition (AREA)
Description
(a)初期の銀面を有している又は有していない基材を得るステップと、
(b)前記仕上がり銀面を得るように、ステップ(a)で得られた前記基材上に、合金の総重量に対して銅を0.1〜10重量%含有する銀−銅合金の層を堆積させるステップと、
(c)ステップ(b)において得られた前記仕上がり銀面の少なくとも一部上に、厚みが1〜200nm、好ましくは40〜100nmである曇りから銀を保護する層を少なくとも1つ堆積させるステップと
を有する。
前記仕上がり銀面上に堆積した曇りから銀を保護する層の接着性を向上させ、
前記曇りから銀を保護する層の厚みは、1〜200nm、好ましくは、40〜100nmである。
2 銀−銅合金の層
4 曇りから銀を保護する層
4a Al2O3の第1の層
4b TiO2の第2の層
20 実質的に純銀の中間層
Claims (29)
- 仕上がり銀面を有する基材に対する曇りから銀を保護するための層の接着性を向上させる方法であって、
(a)銀ベースでない材料からなり、かつ初期の銀面を形成するために厚みが1000〜3000nmの純銀の層が表面に堆積する基材(1、10)を得るステップと、
(b)前記仕上がり銀面を得るように、前記ステップ(a)で得られた前記初期の銀面を有する前記基材(1、10)上に、合金の総重量に対して銅を0.1〜10重量%含有する銀−銅合金の層(2)を堆積させるステップと、
(c)前記ステップ(b)において得られた前記仕上がり銀面の少なくとも一部上に、厚みが1〜200nmである曇りから銀を保護する層(4)を少なくとも1つ堆積させるステップとを有することを特徴とする方法。 - 前記曇りから銀を保護する層(4)の厚みは、40〜100nmである
ことを特徴とする請求項1に記載の方法。 - 前記純銀の層(20)の厚みは、1500〜2500nmである
ことを特徴とする請求項1に記載の方法。 - 前記銀−銅合金の層(2)の厚みは、200〜600nmである
ことを特徴とする請求項1〜3のいずれかに記載の方法。 - 前記銀−銅合金の層(2)の厚みは、300〜400nmである
ことを特徴とする請求項4に記載の方法。 - 前記銀−銅合金は、合金の総重量に対する銅の含有量が、0.2〜8重量%である
ことを特徴とする請求項1〜5のいずれかに記載の方法。 - 前記銀−銅合金は、合金の総重量に対する銅の含有量が、0.5〜7重量%である
ことを特徴とする請求項6に記載の方法。 - 前記ステップ(c)において堆積される前記曇りから銀を保護する層(4)を作るために、Al 2 O 3 、Ta 2 O 5 、HfO 2 、ZnO、SiO 2 及びTiO 2 からなる群から選ばれる金属酸化物又は窒化物を用いる
ことを特徴とする請求項1〜7のいずれかに記載の方法。 - 前記ステップ(c)は、
前記ステップ(b)において得られた前記仕上がり銀面の少なくとも一部上に、Al 2 O 3 の第1の層(4a)を堆積させるステップ(c1)と、及び
前記ステップ(c1)において得られたAl 2 O 3 の第1の層(4a)上に、TiO 2 の第2の層(4b)を堆積させるステップ(c2)と
を有することを特徴とする請求項1〜8のいずれかに記載の方法。 - 前記Al 2 O 3 の第1の層(4a)の厚みは、0.5〜100nmであり、
前記TiO 2 の第2の層(4b)の厚みは、0.5〜100nmである
ことを特徴とする請求項9に記載の方法。 - Al 2 O 3 の第1の層(4a)の厚みは、30〜50nmであり、
TiO 2 の第2の層(4b)の厚みは、10〜50nmである
ことを特徴とする請求項10に記載の方法。 - 前記ステップ(c)は、ALD、PVD、CVD及びゾルゲル法からなる群から選ばれる方法によって行われる
ことを特徴とする請求項1〜11のいずれかに記載の方法。 - 前記ステップ(c)は、ALDによって行われる
ことを特徴とする請求項12に記載の方法。 - 前記ステップ(c2)前かつ/又は後に、プラズマ処理ステップを有する
ことを特徴とする請求項9〜13のいずれかに記載の方法。 - 前記ステップ(b)の前かつ/又は前記ステップ(c)の前に、前記基材(1、10)におけるいずれの潜在的な内部応力を解放するように前記基材(1、10)を熱処理するステップを有する
ことを特徴とする請求項1〜14のいずれかに記載の方法。 - 前記ステップ(b)と前記ステップ(c)の間に、前記ステップ(b)において得られた基材の仕上がり銀面に対して行われるプラズマを用いた前処理のステップに関するステップ(d)を少なくとも1つ有する
ことを特徴とする請求項1〜15のいずれかに記載の方法。 - 前記プラズマを用いて前処理をするステップ(d)は、Arプラズマ又はAr/H 2 プラズマの前処理を行う
ことを特徴とする請求項16に記載の方法。 - 前記ステップ(c)は、前記ステップ(d)とこのステップ(c)の間に前記基材の仕上がり銀面を換気せずに行われる
ことを特徴とする請求項16又は17に記載の方法。 - 前記ステップ(d)と前記ステップ(c)の間に、酸化を行う前処理をするステップ(e)を有する
ことを特徴とする請求項16又は17に記載の方法。 - 前記酸化を行う前処理をするステップ(e)は、酸化剤を用いてプラズマ前処理を行う
ことを特徴とする請求項19に記載の方法。 - 前記酸化を行う前処理をするステップ(e)は、液体状の水又は過酸化水素を真空の前処理チャンバーに注入することを伴う
ことを特徴とする請求項19に記載の方法。 - 前記ステップ(e)は、前記ステップ(d)とこのステップ(e)の間に前記基材の仕上がり銀面を換気せずに行う
ことを特徴とする請求項19〜21に記載の方法。 - 前記ステップ(c)は、前記ステップ(e)とこのステップ(c)の間に前記基材の仕上がり銀面を換気せずに行う
ことを特徴とする請求項19〜22に記載の方法。 - 前記ステップ(d)、(e)及び(c)は、同じ広範囲な処理装置において行われる
ことを特徴とする請求項23に記載の方法。 - 前記基材(1、10)は計時器の要素である
ことを特徴とする請求項1〜24のいずれかに記載の方法。 - 前記基材(1、10)の表面上に構造が形成される
ことを特徴とする請求項25に記載の方法。 - 前記基材(1、10)は、金属的な材料である
ことを特徴とする請求項1〜26のいずれかに記載の方法。 - 前記基材(1、10)は、金ベースの材料である
ことを特徴とする請求項27に記載の方法。 - 仕上がり銀面を有する基材を作るために、銀ベースでない材料からなり、かつ初期の銀面を有する基材(1、10)に堆積される合金の総重量に対して銅を0.1〜10重量%含有する銀−銅合金の層(2)を用いる方法であって、
請求項1〜28のいずれかに記載の前記仕上がり銀面上に堆積した曇りから銀を保護する層(4)の接着性を向上させる方法に用いることを特徴とする方法。
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