EP2947166A1 - Dekoratives element - Google Patents
Dekoratives element Download PDFInfo
- Publication number
- EP2947166A1 EP2947166A1 EP13871905.9A EP13871905A EP2947166A1 EP 2947166 A1 EP2947166 A1 EP 2947166A1 EP 13871905 A EP13871905 A EP 13871905A EP 2947166 A1 EP2947166 A1 EP 2947166A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- decoration member
- black
- less
- metallic luster
- surface roughness
- 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.)
- Withdrawn
Links
- 238000005034 decoration Methods 0.000 claims abstract description 75
- 230000003746 surface roughness Effects 0.000 claims abstract description 28
- 238000005299 abrasion Methods 0.000 claims abstract description 12
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims abstract description 8
- 239000011230 binding agent Substances 0.000 claims abstract description 7
- 239000012535 impurity Substances 0.000 claims abstract description 7
- 239000002932 luster Substances 0.000 abstract description 31
- 229910052751 metal Inorganic materials 0.000 abstract description 17
- 239000002184 metal Substances 0.000 abstract description 17
- 239000011195 cermet Substances 0.000 abstract description 14
- 230000001747 exhibiting effect Effects 0.000 abstract description 7
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 description 20
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 6
- IVMYJDGYRUAWML-UHFFFAOYSA-N cobalt(ii) oxide Chemical compound [Co]=O IVMYJDGYRUAWML-UHFFFAOYSA-N 0.000 description 5
- 239000000919 ceramic Substances 0.000 description 4
- 229910000428 cobalt oxide Inorganic materials 0.000 description 4
- 239000004566 building material Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000005498 polishing Methods 0.000 description 3
- 241001248531 Euchloe <genus> Species 0.000 description 2
- 238000000149 argon plasma sintering Methods 0.000 description 2
- 239000003086 colorant Substances 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- UPWOEMHINGJHOB-UHFFFAOYSA-N oxo(oxocobaltiooxy)cobalt Chemical compound O=[Co]O[Co]=O UPWOEMHINGJHOB-UHFFFAOYSA-N 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 229910002518 CoFe2O4 Inorganic materials 0.000 description 1
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 description 1
- 239000000292 calcium oxide Substances 0.000 description 1
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 1
- 229910000420 cerium oxide Inorganic materials 0.000 description 1
- UBEWDCMIDFGDOO-UHFFFAOYSA-N cobalt(II,III) oxide Inorganic materials [O-2].[O-2].[O-2].[O-2].[Co+2].[Co+3].[Co+3] UBEWDCMIDFGDOO-UHFFFAOYSA-N 0.000 description 1
- 230000002153 concerted effect Effects 0.000 description 1
- QDOXWKRWXJOMAK-UHFFFAOYSA-N dichromium trioxide Chemical compound O=[Cr]O[Cr]=O QDOXWKRWXJOMAK-UHFFFAOYSA-N 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000007733 ion plating Methods 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 239000000395 magnesium oxide Substances 0.000 description 1
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 1
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- BMMGVYCKOGBVEV-UHFFFAOYSA-N oxo(oxoceriooxy)cerium Chemical compound [Ce]=O.O=[Ce]=O BMMGVYCKOGBVEV-UHFFFAOYSA-N 0.000 description 1
- SIWVEOZUMHYXCS-UHFFFAOYSA-N oxo(oxoyttriooxy)yttrium Chemical compound O=[Y]O[Y]=O SIWVEOZUMHYXCS-UHFFFAOYSA-N 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 230000003678 scratch resistant effect Effects 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 229910052596 spinel Inorganic materials 0.000 description 1
- 239000011029 spinel Substances 0.000 description 1
- 229910002076 stabilized zirconia Inorganic materials 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C29/00—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides
- C22C29/02—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on carbides or carbonitrides
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C29/00—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides
- C22C29/02—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on carbides or carbonitrides
- C22C29/04—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on carbides or carbonitrides based on carbonitrides
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C29/00—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides
- C22C29/16—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on nitrides
-
- A—HUMAN NECESSITIES
- A44—HABERDASHERY; JEWELLERY
- A44C—PERSONAL ADORNMENTS, e.g. JEWELLERY; COINS
- A44C27/00—Making jewellery or other personal adornments
- A44C27/001—Materials for manufacturing jewellery
- A44C27/002—Metallic materials
- A44C27/003—Metallic alloys
Definitions
- the present invention relates to a decoration member exhibiting metallic luster, which is suitable for a decoration member used for a decoration member for accessories, a decoration member for watches, a decoration member for building materials, a decoration member for kitchen members, a decoration member for home appliances, a decoration member for automobiles, etc., and particularly to a decoration member for watches, which provides beautiful metallic luster suitably applied to a watch case and a band piece.
- black-based decoration members for watches have conventionally been popular and black-based decoration members for watches have recently been in fashion.
- the black-based decoration members In contrast to many decoration members having the chromatic colors, the black-based decoration members have traditionally been used as the one having formal color and highly evaluated for the simple but sophisticated appearance.
- One kind of the black-based members has the metallic luster obtained by making a certain metal surface into a mirror surface, which is popular for its tone of color and metallic texture.
- Patent Document 1 has disclosed the black and white single-color cemented carbide mainly containing WC, TiC, or NbC as the black and white single-color decoration member.
- Patent Document 2 has disclosed the article for decoration, which mainly contains black zirconia.
- black zirconia 3 to 70 wt% is the matrix of at least one kind of stabilized zirconia selected from the group consisting of yttrium oxide, magnesium oxide, cerium oxide, and calcium oxide, 25 to 50 wt% is cobalt oxide, and the rest is the powder of cobalt oxide and iron oxide or the powder of spinel type CoFe 2 O 4 .
- Patent Document 3 has disclosed the black zirconia ceramic containing a colorant including 40 to 70 mass% of cobalt oxide (at least one kind of CoO, Co 2 O 3 , and Co 3 O 4 ), iron oxide (Fe 2 O 3 ), and chromium oxide (Cr 2 O 3 ).
- the iron oxide is contained by 15 to 30 mass% and the cobalt oxide is contained by 40 to 70 mass%, and also disclosed the decoration member using the same.
- the cemented carbide disclosed in Patent Document 1 has the monochromatic and gold-based metallic luster owing to the hard metal; however, since the cemented carbide is employed, the density is as large as 12.8 to 14.3 g/m 3 , which is too heavy for the user to wear for a long time.
- the article for decoration mainly containing black zirconia according to Patent Document 2 has the mechanical characteristics that zirconia originally has, such as high strength and high toughness, and has the density as low as 6.0 g/cm 3 .
- the tone of color is a little bluish black and the color is black derived from zirconia ceramic, which fails to achieve the black metallic luster without the use of metal.
- the black zirconia ceramic according to Patent Document 3 exhibits the black tone of color called extreme black and has a density that can be set in the range of 5.9 g/cm 3 to 6.1 g/cm 3 ; however, since the ceramic is made without the use of metal, the black-based metallic luster and the metallic texture cannot be reproduced. Further, since the material is zirconia, the Vickers hardness is lower than 1450 Hv, which is the Vickers hardness of cemented carbide.
- the present invention has been made in view of the above, and has an object to provide a decoration member with abrasion resistance as high as cemented carbide and light weight, and enabling a user to wear the member for a long time, and moreover enabling a user to feel a high-grade sense and aesthetic satisfaction with the black-based tone of color derived from metal and the smooth texture unique to metal.
- a decoration member according to the present invention includes a hard phase containing at least two or more of TiCN, TiC, TiN, and MoC 2 in a proportion of 70 mass% or more and 97 mass% or less with the remainder constituted by a binder phase and inevitable impurities.
- the decoration member has light weight, excellent abrasion resistance, and a surface roughness Ra of 0.008 ⁇ m or less.
- the above decoration member according to the present invention has a surface roughness of 0.004 ⁇ m or less and Rz of 0.02 ⁇ m or less.
- the decoration member according to the present invention includes a hard phase containing at least two or more of TiCN, TiC, TiN, and MoC 2 in a proportion of 70 mass% or more and 97 mass% or less with the remainder constituted by a binder phase and inevitable impurities.
- the decoration member has light weight, excellent abrasion resistance, and a surface roughness Ra of 0.008 ⁇ m or less. Because of having at least two or more of TiCN, TiC, TiN, and MoC 2 , the apparent density can be made as low as 6.1 g/cm 3 or less, so that the weight can be as light as or lighter than that of zirconia. For this reason, the user can wear the member for a long time without feeling tired.
- the decoration member becomes popular in the use for the decoration member for accessories such as a watch case, a band piece, a broach, a neckless, earrings, a ring, a tiepin, a tie tack, a medal, a glass frame, or a button, a decoration article for building materials, such as tiles for a floor, a wall, and a ceiling, or a door knob, a decoration member for kitchen members, such as a spoon or a fork, a decoration member for home appliances, or a decoration member for automobiles, especially for the watch case and the band piece.
- a decoration member for kitchen members such as a spoon or a fork
- a decoration member for home appliances such as a decoration member for home appliances
- a decoration member for automobiles especially for the watch case and the band piece.
- the mirror surface reflection from the surface of the decoration member is larger than the scattering, so that the white color due to the scattering of the visible light disappears and the black-based metallic luster appears.
- the deep metallic luster and the smooth texture comfortable to skin, which the decoration member originally has, can be obtained and the high-grade sense, aesthetic satisfaction, and spiritual comfort can be obtained further and it is expected that such a decoration member will become popular in the market.
- a decoration member according to the present invention includes a hard phase containing at least two or more of TiC, TiCN, TiN, and MoC 2 in a proportion of 70 mass% or more and 97 mass% or less with the remainder constituted by a binder phase and inevitable impurities.
- the decoration member has light weight, excellent abrasion resistance, and a surface roughness Ra of 0.008 ⁇ m or less.
- the excellent abrasion resistance refers to the metal surface of the decoration member whose Vickers hardness is 1450 or more.
- Mainly containing TiC, TiCN, TiN, or MoC 2 makes it possible to achieve the intended Vickers hardness.
- the light weight refers to the density of the decoration member that is 6.1 g/cm 3 or less.
- the targeted light density can be achieved by avoiding the heavy materials such as TaC, PbC, and WC whose molecular weights are 192 g, 219 g, and 195 g, respectively.
- the surface roughness Ra is measured by the laser microscope or the atomic force microscope (Seiko Instruments Inc.. Nanopics 1000).
- Fig. 1 is a photograph of a surface of a decoration member with a non-mirror surface whose Ra is more than 0.008 ⁇ m
- Fig. 2 is a photograph of a surface of a decoration member with a mirror surface whose Ra is 0.008 ⁇ m or less.
- Fig. 1 On the metal surface with the non-mirror surface in Fig. 1 , the luster is dim and blurry, and the surface seems a little white due to the light scattering.
- Fig. 2 the metal surface with the mirror surface has clear luster and it is understood that Fig. 2 shows the mirror surface exhibiting the black-based metallic luster.
- the surface roughness Ra is measured by the atomic force microscope (Seiko Instruments Inc., Nanopics 1000) and Rz is measured with the laser microscope.
- Figs. 3 and 4 each show the magnified area of 40 ⁇ m of the member surface obtained by the atomic force microscope (Seiko Instruments Inc., Nanopics 1000).
- Fig. 3 shows the surface of the cermet decoration member with a surface roughness Ra of more than 0.004 ⁇ m.
- Fig. 4 shows the surface of the cermet decoration member with a surface roughness Ra of 0.004 ⁇ m or less.
- Table 1 contains the values of the surface roughness Ra and Rz of the cermet measured with the laser microscope and the surface state obtained by the actual visual observation.
- Table 1 Surface state (visual observation) Surface roughness Ra Rt Rz Non-mirror surface 0.031 0.356 0.194 Non-mirror surface 0.018 0.176 0.09 Non-mirror surface 0.013 0.18 0.078 Mirror surface (a little white) 0.004 0.048 0.023 Mirror surface (black-based) 0.002 0.032 0.014
- specular reflection on the metal surface provides clearer metallic luster as the metal surface has smaller surface roughness.
- the light scattering on the metal surface is suppressed and while the black-based metallic luster is exhibited, the smooth texture of metal can be reproduced; thus, the high-grade sense is enhanced and the aesthetic satisfaction becomes higher.
- a cermet decoration member For obtaining a cermet decoration member according to the present invention, a cermet containing TiC/TiCN and MoC 2 by 70 mass% or more and 97 mass% or less with the remainder constituted by a binder phase and inevitable impurities is molded into a shape of a predetermined decoration member.
- a molding method is not limited in particular, and extrusion molding, injection molding, sintering, polishing, grinding, eiectroforming, electrochemical processing, discharging processing, laser processing, and the like are given.
- the cermet is molded into a shape of a watch case or a band piece as shown in Figs. 5 and 6 by the use of any of the above methods.
- the molded watch case or band piece is processed additionally, so that the watch case or band piece has a mirror surface exhibiting the metallic luster.
- a method of forming a mirror surface with the metallic luster may be, but not limited to, etching, evaporation, plating, polishing, washing, laser processing, ion plating, or the like; in this example, the barrel polishing is employed to form the mirror surface because the mass production is easy and the chamfering and rounding can be performed at one time.
- the watch case and the band piece according to the example of the present invention has an apparent density of 5.8 g/cm 3 and a Vickers hardness of 1570 Hv, which is as lightweight as zirconia and as hard as or harder than the cemented carbide.
- a user can wear the watch case and the band piece for a long time without feeling tired, and the watch case and the band piece are scratch-resistant.
- the watch case and the band piece obtained as above have the mirror surface exhibiting the metallic luster; therefore, the decoration member for a watch that provides the high-grade sense and the aesthetic satisfaction can be provided.
- the present invention is applicable to not just the decoration member for a watch but also a decoration member for accessories such as a brooch, a neckless, earrings, a ring, a tiepin, a tie tack, a medal, a glass frame, or a button, a decoration article for building materials, such as tiles for a floor, a wall, and a ceiling, or a door knob, a decoration member for kitchen members, such as a spoon or a fork, a decoration member for home appliances, or a decoration member for automobiles.
- a decoration member for accessories such as a brooch, a neckless, earrings, a ring, a tiepin, a tie tack, a medal, a glass frame, or a button
- a decoration article for building materials such as tiles for a floor, a wall, and a ceiling, or a door knob
- a decoration member for kitchen members such as a spoon or a fork
- a decoration member for home appliances or a decoration member for automobiles
- the cermet decoration member with excellent abrasion resistance, hardness high enough to resist the scratch, and light weight, thereby enabling a user to wear for a long time and exhibiting the metallic luster is provided.
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Powder Metallurgy (AREA)
- Manufacturing & Machinery (AREA)
- Adornments (AREA)
- Ceramic Products (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013005322 | 2013-01-16 | ||
PCT/JP2013/084832 WO2014112314A1 (ja) | 2013-01-16 | 2013-12-26 | 装飾部材 |
Publications (2)
Publication Number | Publication Date |
---|---|
EP2947166A1 true EP2947166A1 (de) | 2015-11-25 |
EP2947166A4 EP2947166A4 (de) | 2016-11-09 |
Family
ID=51209416
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP13871905.9A Withdrawn EP2947166A4 (de) | 2013-01-16 | 2013-12-26 | Dekoratives element |
Country Status (6)
Country | Link |
---|---|
EP (1) | EP2947166A4 (de) |
JP (1) | JP6343795B2 (de) |
KR (1) | KR20150104116A (de) |
CN (1) | CN104884653B (de) |
HK (1) | HK1211324A1 (de) |
WO (1) | WO2014112314A1 (de) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107587022B (zh) * | 2017-08-10 | 2019-10-18 | 东莞华晶粉末冶金有限公司 | 一种金属陶瓷刀具材料、刀具及制造方法 |
EP3968098A1 (de) * | 2020-09-09 | 2022-03-16 | The Swatch Group Research and Development Ltd | Dekorartikel aus cermet |
EP3974405A1 (de) * | 2020-09-25 | 2022-03-30 | The Swatch Group Research and Development Ltd | Dekoratives keramikartikel |
NL2029278B1 (en) * | 2021-09-29 | 2023-04-06 | Champion Link Int Corp | Decorative panel and method for producing decorative panel |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS604051A (ja) | 1983-06-22 | 1985-01-10 | セイコーエプソン株式会社 | 装飾部材用多色超硬質合金 |
JPH0368738A (ja) * | 1989-08-07 | 1991-03-25 | Kyocera Corp | 硬質焼結合金 |
JP2722118B2 (ja) * | 1989-08-07 | 1998-03-04 | 京セラ株式会社 | 炭化チタン基銀色焼結合金 |
JPH0551255A (ja) * | 1991-08-23 | 1993-03-02 | Toshiba Corp | 装飾用セラミツクス部品 |
CH687680A5 (fr) | 1994-04-19 | 1997-01-31 | Asulab Sa | Procédé de fabrication d'un article en zircone noire et article décoratif noir obtenu selon ce procédé. |
CN1172168A (zh) * | 1996-07-30 | 1998-02-04 | 大韩重石株式会社 | 用于手表和装饰的超硬合金 |
JP4596692B2 (ja) * | 2001-06-28 | 2010-12-08 | 京セラ株式会社 | 焼結合金及びその製造方法 |
JP4977033B2 (ja) * | 2005-11-15 | 2012-07-18 | 日本タングステン株式会社 | メカニカルシールリング |
JP4960070B2 (ja) | 2006-11-28 | 2012-06-27 | 京セラ株式会社 | 黒色セラミックスおよびこれを用いた時計用装飾部品ならびにその黒色セラミックスの製造方法 |
CN101874123B (zh) * | 2007-11-28 | 2012-06-13 | 京瓷株式会社 | 装饰部件用陶瓷及使用该陶瓷的装饰部件 |
CA2801479C (en) * | 2011-03-07 | 2015-07-07 | Sumitomo Electric Hardmetal Corp. | Material for decorative parts |
JP5829563B2 (ja) * | 2011-03-30 | 2015-12-09 | 京セラ株式会社 | 窒化珪素質焼結体およびこれを用いた装飾部品 |
CN102766793B (zh) * | 2012-07-31 | 2015-04-08 | 自贡硬质合金有限责任公司 | 金属陶瓷材料及其制备方法 |
-
2013
- 2013-12-26 JP JP2014557380A patent/JP6343795B2/ja not_active Expired - Fee Related
- 2013-12-26 WO PCT/JP2013/084832 patent/WO2014112314A1/ja active Application Filing
- 2013-12-26 EP EP13871905.9A patent/EP2947166A4/de not_active Withdrawn
- 2013-12-26 CN CN201380068735.1A patent/CN104884653B/zh not_active Expired - Fee Related
- 2013-12-26 KR KR1020157019110A patent/KR20150104116A/ko not_active Application Discontinuation
-
2015
- 2015-11-26 HK HK15111666.3A patent/HK1211324A1/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
CN104884653A (zh) | 2015-09-02 |
KR20150104116A (ko) | 2015-09-14 |
JP6343795B2 (ja) | 2018-06-20 |
EP2947166A4 (de) | 2016-11-09 |
CN104884653B (zh) | 2017-04-26 |
JPWO2014112314A1 (ja) | 2017-01-19 |
HK1211324A1 (en) | 2016-05-20 |
WO2014112314A1 (ja) | 2014-07-24 |
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