WO2006030871A1 - 複合シート - Google Patents
複合シート Download PDFInfo
- Publication number
- WO2006030871A1 WO2006030871A1 PCT/JP2005/017066 JP2005017066W WO2006030871A1 WO 2006030871 A1 WO2006030871 A1 WO 2006030871A1 JP 2005017066 W JP2005017066 W JP 2005017066W WO 2006030871 A1 WO2006030871 A1 WO 2006030871A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- mass
- composite sheet
- resin
- styrene
- monomer
- Prior art date
Links
Classifications
-
- 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
- B32B25/00—Layered products comprising a layer of natural or synthetic rubber
- B32B25/14—Layered products comprising a layer of natural or synthetic rubber comprising synthetic rubber copolymers
-
- 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
- B32B25/00—Layered products comprising a layer of natural or synthetic rubber
- B32B25/04—Layered products comprising a layer of natural or synthetic rubber comprising rubber as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B25/08—Layered products comprising a layer of natural or synthetic rubber comprising rubber 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
-
- 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
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B27/08—Layered products comprising a layer of synthetic resin 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
-
- 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
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/18—Layered products comprising a layer of synthetic resin characterised by the use of special additives
-
- 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
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/18—Layered products comprising a layer of synthetic resin characterised by the use of special additives
- B32B27/20—Layered products comprising a layer of synthetic resin characterised by the use of special additives using fillers, pigments, thixotroping agents
-
- 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
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/30—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
- B32B27/302—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers comprising aromatic vinyl (co)polymers, e.g. styrenic (co)polymers
-
- 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
- B32B2264/00—Composition or properties of particles which form a particulate layer or are present as additives
- B32B2264/10—Inorganic particles
- B32B2264/107—Ceramic
- B32B2264/108—Carbon, e.g. graphite particles
Definitions
- the present invention relates to a composite sheet having a resin composition strength, and the composite sheet can be suitably used, for example, for packaging various electronic parts.
- Vacuum forming trays, embossed carrier tapes, and the like obtained by thermoforming sheets are used for packaging containers for intermediate products of all industrial products such as electronic devices and automobiles.
- a sheet in which a polystyrene resin or an ABS resin is laminated with a polystyrene resin has been proposed (see, for example, Patent Documents 1 to 3).
- sheets obtained by extrusion molding, etc. are molded by various known molding methods such as vacuum molding, pressure molding, press molding, etc.
- ABS-based resins and polystyrene-based resins have adhesive properties. Depending on the bad usage method, there is a problem that peeling occurs between the base material layer and the skin layer.
- the outer periphery and in some cases the internal force of the embossed carrier tape is called a sprocket hole or center hole.
- burrs are generated on the end face with little force. In the process where the packaging container is used, burrs fall off and become contaminated.
- electronic components to be packaged have been downsized rapidly, and the demand for reducing the contamination caused by the dropping of the paste has become strict.
- Patent Document 1 Japanese Patent Laid-Open No. 57-205145
- Patent Document 2 JP-A-9-076425
- Patent Document 3 Japanese Patent Laid-Open No. 9-076422
- the present invention solves a significant problem, improves adhesion between each layer of the sheet to prevent peeling, and at the same time, is a punching caloe used in a manufacturing process of a tray or an embossed carrier tape.
- the aim is to provide a composite sheet that reduces the contamination of electronic parts, etc., which is a content that generates less burr due to burrs.
- the present invention solves the above problems and has the following gist.
- a composite sheet characterized by laminating a skin layer mainly composed of polystyrene based resin and carbon black on at least one surface of a base material layer mainly composed of ABS based resin.
- ABS system ⁇ is, Jen rubber 5 to 23 weight 0/0, the main component an aromatic vinyl monomer 55 to 80 wt%, and Shiani spoon Bulle monomer 15-27 wt% ABS
- the composite sheet according to the above (1) characterized in that the composite sheet is made of a resinous resin.
- ABS-based ⁇ force diene rubber 40 to 60 mass 0/0, the aromatic vinyl monomer 25 to 45 mass%, the graft mainly cyanide Bulle monomer 5-25% by weight 15 to 60 parts by mass of a polymer, and 40 to 85 parts by mass of a binary vinyl copolymer mainly composed of 60 to 85% by mass of an aromatic vinyl monomer and 15 to 40% by mass of a vinyl cyanide monomer.
- the composite sheet as described in (1) or (2) above.
- the composite sheet of the present invention is suitable for packaging electronic parts and the like that need countermeasures against static electricity.
- a packaging container such as a tray or an embossed carrier tape
- the skin layer In addition, the substrate layer does not peel off, and the occurrence of burr at that time is small. It is possible to reduce the contamination caused by the removal of this glue.
- the ABS-based resin used in the base material layer in the composite sheet of the present invention is composed mainly of a terpolymer of gen-based rubber, aromatic vinyl monomer, and vinyl cyanide monomer.
- a resin or a resin composition mainly composed of a terpolymer of acrylonitrile butadiene styrene.
- Specific examples thereof include acrylonitrile-butadiene styrene terpolymer, a mixture of acrylonitrile butadiene styrene terpolymer and acrylo-tolyl styrene terpolymer, and polybutadiene polymer acrylonitrile styrene terpolymer.
- an acrylonitrile-butadiene-styrene terpolymer it is preferable to use an acrylonitrile-butadiene-styrene terpolymer, and a mixture of acrylonitrile-butadiene-styrene terpolymer and acrylonitrile-styrene terpolymer is used. Is more preferable.
- the acrylonitrile butadiene styrene terpolymer includes, for example, an aromatic butyl monomer such as styrene, and a cyanhibi such as acrylonitrile in the presence of a gen-based rubber such as polybutadiene styrene butadiene copolymer. It can be obtained by graft copolymerization of dil monomer.
- acrylonitrile-butadiene styrene terpolymer is Jen rubber 40-60 mass 0/0, preferably 4 0-55% by weight, aromatic vinyl monomer 25-45% by weight, preferably 30-40% by weight, cyanobimer monomer 5-25% by weight, preferably 5-20% by weight, More preferably, it is preferable to use a graft copolymer containing 5 to 18% by mass as a main component.
- an aromatic butyl monomer is 60 to 85 mass 0/0, preferably 65-80% by weight
- cyanide Bulle monomer is 15 to 40 wt%, preferably to use a copolymer mainly composed of 20 to 35 wt%.
- the mixing ratio of acrylonitrile-butagen-styrene terpolymer and acrylonitrile styrene terpolymer is preferably 15 to 60 parts by mass of acrylonitrile-butadiene-styrene terpolymer and acrylonitrile-styrene terpolymer.
- diene rubber content in the ABS system ⁇ is preferably from 5 to 30 weight 0/0 device is 5-23 wt%, more preferably from 8 to 20 mass%. If the Gen rubber content is less than 5% by mass, the strength will decrease, and if it is more than 30% by mass, burrs will increase.
- the content of the cyanated butyl monomer in the ABS-based rosin is 10 to 40% by mass, preferably 15 to 27% by mass, and preferably 20 to 25% by mass. If the content of the vinyl cyanide monomer is less than this range, the rigidity decreases, and if it exceeds this range, peeling between layers with the laminated polystyrene resin tends to occur.
- the content of the aromatic vinyl monomer which is the remaining component in the ABS-based resin is preferably 40 to 80% by mass, more preferably 55 to 80% by mass, and particularly preferably 65 to 72% by mass. Use.
- the polystyrene-based resin used for the skin layer of the present invention is styrene, o-methylol styrene, p-methyl styrene, p-tert-butyl styrene, 1,3 dimethyl styrene, ⁇ -methylol styrene, vinylenonaphthalene, Preferred is a resin mainly composed of a polymer having an aromatic bur compound such as vinylolanthracene or 1,1-diphenylenoethylene, or an impact-resistant polystyrene styrene resin.
- Impact resistant polystyrene resin is based on butadiene. Polystyrene resin obtained by graft polymerization of rubber. These polystyrene resins and impact-resistant polystyrene resins can be used alone or in combination.
- the carbon black to be blended in the resin of the skin layer is furnace black, channel black, acetylene black, etc., and preferably high conductivity is obtained with a small amount added to the resin having a large specific surface area. It is what For example, there are SCF (Super Conductive Furnace), ECF (Electric Conductive Furnace), Ketchen Hook, a product name of Fion AKZO), and acetylene black.
- the addition amount is preferably a surface-specific resistance of 10 2 to: a amount can be ⁇ ⁇ ⁇ , and carbon black 1 to the total amount 100 mass% of the set formed of the skin layer 50% by mass is preferred.
- the composite sheet of the present invention is obtained by laminating a skin layer (wrinkle) on at least one surface of the base material layer (wrinkle). Specifically, it is possible to take a structure of skin layer ( ⁇ ) ⁇ base material layer ( ⁇ ), skin layer ( ⁇ ) ⁇ base material layer (A) ⁇ skin layer ( ⁇ ). In particular, the structure of skin layer ( ⁇ ) ⁇ base material layer (A) ⁇ skin layer ( ⁇ ) is preferred from the viewpoint of suppressing the generation of static electricity on both sides of the composite sheet.
- the total thickness of the composite sheet of the present invention is preferably 0.1 to 3. Omm, more preferably 0.15 to 2. Omm.
- a sheet having an overall thickness of 0.15 to 0.6 mm can be suitably used as an electronic component packaging sheet that is secondarily formed on an embossed carrier tape.
- the overall wall thickness is 0.5mn! ⁇ 2.
- Omm can be suitably used as a packaging sheet for storing electronic parts, machine parts, etc. by secondary forming as a tray.
- the thickness of the base material layer (A) in the total thickness is preferably 40% to 98%.
- the thickness of the skin layer (B) occupying the entire thickness is preferably 2 to 30% (in the case of having both surfaces).
- Carbon black is used for the base material layer in a small amount, preferably AB, without impairing fluidity.
- other resin components can be added as modifiers to the base material layer and the Z or skin layer, and if necessary, lubricants, plasticizers, Various additives such as processing aids can be added.
- the other resin components include styrene butadiene-butylene styrene block copolymer (hereinafter also referred to as SBBS), styrene gen block copolymer resin, styrene gen block copolymer hydrogenated resin, and At least one kind of thermoplastic resin that can be selected from a group consisting of resin obtained by graft copolymerization of styrene and polyolefin can be suitably used.
- SBBS styrene butadiene-butylene styrene block copolymer
- styrene gen block copolymer resin styrene gen block copolymer hydrogenated resin
- At least one kind of thermoplastic resin that can be selected from a group consist
- coffins can be added alone or a plurality of them can be used simultaneously.
- impact strength is improved, adhesion to the skin layer is improved, delamination is suppressed, and generation of crumbs of sheet edge force is suppressed.
- the addition amount is preferably 1 to 20 parts by mass, more preferably 3 to 15 parts by mass with respect to 100 parts by mass of the total amount of polystyrene-based and ABS-based resins.
- Styrene butadiene-butylene A styrene block copolymer is a copolymer having repeating units represented by the following chemical formulas (1), (2) and (3).
- a, b and c represent a positive integer.
- the styrene butadiene-butylene styrene block copolymer is not particularly limited as long as it has the structure described above.
- SBBS thermoplastic elastomer
- Styrene Butadiene-Butylene Styrene block copolymer can be used as it is.
- Styrene content of the styrene-butadiene-butylene-styrene block copolymer is more preferably preferably from 10 to 80% by weight instrument is 2 0-70 mass 0/0. Further, it is preferable that the copolymer has a melt flow index (190 ° C, 2.16 kgf) of 1 to 9 gZl0 min, and more preferably 2 to 6 gZl0 min.
- the gen of the styrene gen block copolymer resin or the hydrogenated resin of the styrene gen block copolymer is preferably butadiene or isoprene.
- the styrene content of the styrene gen block copolymer resin or the hydrogenated styrene resin of the styrene gen block copolymer is preferably 10 to 80% by mass, more preferably 20 to 70% by mass.
- olefin-based resins include polyethylene resin, polypropylene resin, ethylene-OC-olefin resin, ethylene acetate butyl copolymer resin, ethylene ethyl acrylate copolymer resin, and the like.
- polyester-based resin include polyethylene terephthalate resin and polybutylene terephthalate resin.
- the composite sheet of the present invention can be produced by a known method using an extruder, calendar molding or the like.
- a method of laminating each layer of the sheet it is also possible to form each in a sheet or film form by using a separate extruder and then laminate stepwise by a thermal laminating method, a dry laminating method, an extrusion laminating method, or the like.
- a method such as extrusion coating it is also possible to obtain a laminated sheet by a multi-layer coextrusion method using a multi-hold die or a feed block.
- an electronic component packaging container having a free shape By using a known sheet forming method such as vacuum forming, pressure forming, press forming or the like from the above-mentioned sheet, an electronic component packaging container having a free shape can be obtained.
- This container has excellent mechanical strength with less contamination of the end surface force of the container, and can be suitably used particularly as a tray or carrier tape for packaging electronic components.
- acrylonitrile-butadiene-styrene terpolymer having the composition shown in Table 1, acrylonitrile styrene binary copolymer (AS), and, if necessary, SBBS are used.
- the mixture was uniformly mixed with a mixer at the ratio shown in the above to obtain a resin composition for the base material layer.
- the thickness ratio of skin layer: base material layer: skin layer is 1: 8: 1 It was formed into a three-layer sheet having a thickness of 0.3 mm.
- Table 3 shows the evaluation results of each example. Evaluation was carried out by the following method.
- DuPont impact strength Using a DuPont impact tester Z Toyo Seiki Co., Ltd., a 300g, 500g or lkg load was dropped to obtain a 50% fracture height, and the energy value was calculated from the load at that time. Calculation was performed according to IS-K-7211.
- Formability Molded into an embossed carrier tape with a width of 24 mm using a compressed air embossed tape molding machine manufactured by EDG. A five-step evaluation was performed with 5 having good formability and 1 having poor formability.
- the rosin used as the skin layer in each example is as follows.
- Polystyrene resin Toyostyrene HI-SQ (Toyo Styrene Co., Ltd.)
- Examples 1 to 6 are superior to Examples 7 to 11 in terms of removing burrs and peeling resistance.
- Graft copolymer Acrylonitrile-butadiene-styrene terpolymer AS: Acrylonitrile styrene-original copolymer AN: Acrylonitrile monomer
- a to E Represents different types of polymers of the same type.
- SBBS Styrene Butadiene Butylene Styrene Block Copolymer Resin
- Vacuum forming trays, embossed carrier tapes, and the like obtained by thermoforming the composite sheet according to the present invention are widely and suitably used as packaging containers for intermediate products in the fields of electronic equipment and automobiles.
Abstract
Description
Claims
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006535207A JP5154081B2 (ja) | 2004-09-16 | 2005-09-15 | 複合シート |
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004-269347 | 2004-09-16 | ||
JP2004269347 | 2004-09-16 | ||
JP2004-269346 | 2004-09-16 | ||
JP2004269348 | 2004-09-16 | ||
JP2004-269348 | 2004-09-16 | ||
JP2004269346 | 2004-09-16 |
Publications (1)
Publication Number | Publication Date |
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WO2006030871A1 true WO2006030871A1 (ja) | 2006-03-23 |
Family
ID=36060121
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2005/017066 WO2006030871A1 (ja) | 2004-09-16 | 2005-09-15 | 複合シート |
Country Status (4)
Country | Link |
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JP (1) | JP5154081B2 (ja) |
MY (1) | MY146592A (ja) |
TW (1) | TWI402166B (ja) |
WO (1) | WO2006030871A1 (ja) |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2011118522A1 (ja) * | 2010-03-24 | 2011-09-29 | 電気化学工業株式会社 | 表面導電性積層シート及び電子部品包装容器 |
JP2011219693A (ja) * | 2010-04-14 | 2011-11-04 | Umg Abs Ltd | ポリスチレン系樹脂被覆用樹脂組成物及び被覆成形品 |
JP2012051249A (ja) * | 2010-09-01 | 2012-03-15 | Denki Kagaku Kogyo Kk | 表面導電性積層シート |
WO2012046807A1 (ja) | 2010-10-07 | 2012-04-12 | 電気化学工業株式会社 | 表面導電性多層シート |
WO2012099068A1 (ja) | 2011-01-17 | 2012-07-26 | 電気化学工業株式会社 | スチレン系樹脂多層シート |
WO2014007135A1 (ja) * | 2012-07-02 | 2014-01-09 | 住友ベークライト株式会社 | 電子部品包装用基材シート、電子部品包装用多層シート、電子部品包装用キャリアテープ、および、電子部品搬送体 |
WO2018084129A1 (ja) * | 2016-11-01 | 2018-05-11 | デンカ株式会社 | 表面導電性積層シート及び電子部品包装容器 |
WO2022149420A1 (ja) * | 2021-01-08 | 2022-07-14 | デンカ株式会社 | 電子部品包装用シート |
KR20230128363A (ko) | 2021-01-08 | 2023-09-04 | 덴카 주식회사 | 전자 부품 포장용 시트 |
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2005
- 2005-09-15 WO PCT/JP2005/017066 patent/WO2006030871A1/ja active Application Filing
- 2005-09-15 JP JP2006535207A patent/JP5154081B2/ja active Active
- 2005-09-16 TW TW94132153A patent/TWI402166B/zh active
- 2005-09-16 MY MYPI20054357A patent/MY146592A/en unknown
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WO2011118522A1 (ja) * | 2010-03-24 | 2011-09-29 | 電気化学工業株式会社 | 表面導電性積層シート及び電子部品包装容器 |
KR101908141B1 (ko) * | 2010-03-24 | 2018-12-10 | 덴카 주식회사 | 표면 도전성 적층 시트 및 전자 부품 포장 용기 |
JP5727462B2 (ja) * | 2010-03-24 | 2015-06-03 | 電気化学工業株式会社 | 表面導電性積層シート及び電子部品包装容器 |
US8999470B2 (en) | 2010-03-24 | 2015-04-07 | Denki Kagaku Kogyo Kabushiki Kaisha | Surface conductive laminated sheet and electronic part packaging container |
JP2011219693A (ja) * | 2010-04-14 | 2011-11-04 | Umg Abs Ltd | ポリスチレン系樹脂被覆用樹脂組成物及び被覆成形品 |
JP2012051249A (ja) * | 2010-09-01 | 2012-03-15 | Denki Kagaku Kogyo Kk | 表面導電性積層シート |
EP2626203A4 (en) * | 2010-10-07 | 2014-07-23 | Denki Kagaku Kogyo Kk | CONDUCTIVE SURFACE MULTILAYER SHEET |
CN103153614B (zh) * | 2010-10-07 | 2015-04-29 | 电气化学工业株式会社 | 表面导电性多层片材 |
WO2012046807A1 (ja) | 2010-10-07 | 2012-04-12 | 電気化学工業株式会社 | 表面導電性多層シート |
JPWO2012046807A1 (ja) * | 2010-10-07 | 2014-02-24 | 電気化学工業株式会社 | 表面導電性多層シート |
EP2626203A1 (en) * | 2010-10-07 | 2013-08-14 | Denki Kagaku Kogyo Kabushiki Kaisha | Surface conductive multilayered sheet |
JP5856968B2 (ja) * | 2010-10-07 | 2016-02-10 | デンカ株式会社 | 表面導電性多層シート |
CN103153614A (zh) * | 2010-10-07 | 2013-06-12 | 电气化学工业株式会社 | 表面导电性多层片材 |
WO2012099068A1 (ja) | 2011-01-17 | 2012-07-26 | 電気化学工業株式会社 | スチレン系樹脂多層シート |
US9646863B2 (en) | 2011-01-17 | 2017-05-09 | Denka Company Limited | Multilayer styrenic resin sheet |
WO2014007135A1 (ja) * | 2012-07-02 | 2014-01-09 | 住友ベークライト株式会社 | 電子部品包装用基材シート、電子部品包装用多層シート、電子部品包装用キャリアテープ、および、電子部品搬送体 |
CN104395397A (zh) * | 2012-07-02 | 2015-03-04 | 住友电木株式会社 | 电子部件包装用基材片、电子部件包装用多层片、电子部件包装用载带和电子部件搬运体 |
JP2014009337A (ja) * | 2012-07-02 | 2014-01-20 | Sumitomo Bakelite Co Ltd | 電子部品包装用基材シート、電子部品包装用多層シート、電子部品包装用キャリアテープ、および、電子部品搬送体 |
WO2018084129A1 (ja) * | 2016-11-01 | 2018-05-11 | デンカ株式会社 | 表面導電性積層シート及び電子部品包装容器 |
WO2022149420A1 (ja) * | 2021-01-08 | 2022-07-14 | デンカ株式会社 | 電子部品包装用シート |
KR20230128364A (ko) | 2021-01-08 | 2023-09-04 | 덴카 주식회사 | 전자 부품 포장용 시트 |
KR20230128363A (ko) | 2021-01-08 | 2023-09-04 | 덴카 주식회사 | 전자 부품 포장용 시트 |
Also Published As
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TW200616791A (en) | 2006-06-01 |
MY146592A (en) | 2012-08-30 |
JPWO2006030871A1 (ja) | 2008-05-15 |
JP5154081B2 (ja) | 2013-02-27 |
TWI402166B (zh) | 2013-07-21 |
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