JP6557672B2 - 伝熱指向性uhmwpe製品の調製プロセスとこれより取得される製品 - Google Patents
伝熱指向性uhmwpe製品の調製プロセスとこれより取得される製品 Download PDFInfo
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- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/003—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor characterised by the choice of material
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- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/22—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of indefinite length
- B29C43/24—Calendering
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- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
- B29C55/005—Shaping by stretching, e.g. drawing through a die; Apparatus therefor characterised by the choice of materials
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
- B29C55/02—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets
- B29C55/18—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets by squeezing between surfaces, e.g. rollers
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- C08F110/00—Homopolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
- C08F110/02—Ethene
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- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/18—Manufacture of films or sheets
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- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/01—Use of inorganic substances as compounding ingredients characterized by their specific function
- C08K3/013—Fillers, pigments or reinforcing additives
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- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/02—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles
- B29C43/14—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles in several steps
- B29C43/146—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles in several steps for making multilayered articles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
- B29C55/02—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets
- B29C55/04—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets uniaxial, e.g. oblique
- B29C55/06—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets uniaxial, e.g. oblique parallel with the direction of feed
- B29C55/065—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets uniaxial, e.g. oblique parallel with the direction of feed in several stretching steps
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
- B29K2023/04—Polymers of ethylene
- B29K2023/06—PE, i.e. polyethylene
- B29K2023/0658—PE, i.e. polyethylene characterised by its molecular weight
- B29K2023/0683—UHMWPE, i.e. ultra high molecular weight polyethylene
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
- B29K2105/0005—Condition, form or state of moulded material or of the material to be shaped containing compounding ingredients
- B29K2105/0047—Agents changing thermal characteristics
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
- B29K2105/06—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts
- B29K2105/16—Fillers
- B29K2105/162—Nanoparticles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
- B29K2105/06—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts
- B29K2105/16—Fillers
- B29K2105/165—Hollow fillers, e.g. microballoons or expanded particles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
- B29K2105/06—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts
- B29K2105/16—Fillers
- B29K2105/165—Hollow fillers, e.g. microballoons or expanded particles
- B29K2105/167—Nanotubes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
- B29K2995/0012—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds having particular thermal properties
- B29K2995/0013—Conductive
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2007/00—Flat articles, e.g. films or sheets
- B29L2007/008—Wide strips, e.g. films, webs
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F10/00—Homopolymers and copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
- C08F10/02—Ethene
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F2500/00—Characteristics or properties of obtained polyolefins; Use thereof
- C08F2500/01—High molecular weight, e.g. >800,000 Da.
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F2500/00—Characteristics or properties of obtained polyolefins; Use thereof
- C08F2500/04—Broad molecular weight distribution, i.e. Mw/Mn > 6
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F2500/00—Characteristics or properties of obtained polyolefins; Use thereof
- C08F2500/18—Bulk density
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F2500/00—Characteristics or properties of obtained polyolefins; Use thereof
- C08F2500/26—Use as polymer for film forming
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/12—Applications used for fibers
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2207/00—Properties characterising the ingredient of the composition
- C08L2207/06—Properties of polyethylene
- C08L2207/068—Ultra high molecular weight polyethylene
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
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- Polymers & Plastics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
- Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
- Heating, Cooling, Or Curing Plastics Or The Like In General (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
Description
縺れが解かれた:「縺れが解かれた」という用語はエチレンの単独重合体または共重合体である超高分子量ポリエチレンを意味し、そのモル質量は30万〜2000万の範囲であり、結晶度は75%より高く、融解熱が200 J/gより高く、嵩密度が0.01〜0.3 g/ccの範囲であって、ここに、ポリエチレン鎖の縺れ度が低いまたは完全に縺れが解かれたものを指す。
指向性製品:「指向性製品」という用語は、指向性ポリマー鎖を含む繊維、シート、フィルム、テープ又はその他の形態のポリマー製品を意味する。
延伸比:「延伸比」という用語は、熱延フィルムやカレンダー加工シートの単位重量と体積に基づく比を意味する。
プレラミネート:「プレラミネート」という用語は、UHMWPEをローラーの間に通し、これをさらに熱延して指向性UHMWPE製品を取得した後に得られるシートを意味する。
以下の物性(表1)を有する三種類のポリマー試料を使用して延伸比の異なる薄膜を調製した。試料1と2のRSVと分子量(MW)は近似範囲に収まっていたが、試料2の分子量分布は試料1より高かった。試料3のRSV、MW、MWDは試料1と試料2より高かった。
- 本発明のUHMWPE製品は単軸方向及び多軸方向の熱伝導性を示した。
- UHMWPEフィルム/テープ/帯/繊維の高い単軸方向熱伝導性は、印刷回路や電子デバイス、コンピュータ、プリンター、自動車内外装、器具、電池、バッテリー、超伝導コイル、冷凍システム、ビル建設、筐体内部温度の制御、化学光学用デバイス、太陽熱利用デバイス等の熱交換器/ヒートシンク等の用途向けに柔軟な設計を可能にする。
- この製品は高い軸方向熱伝導性と高い電気的絶縁性が固有に結合されているので、ケーブル、電気的接続部等の効率の良い電気製品開発に用途を見出すことができる。
Claims (9)
- 熱伝導性と熱容量が高い指向性超高分子量ポリエチレン(UHMWPE)製品の調製プロセスであって、前記プロセスは次の手順から構成される:
a. プレラミネートを得るために第一の所定のローラースピードで回る、第一の所定温度にされた一セット以上の第一のローラー先端にUHMWPEを投入する
b. 前記プレラミネートを第二の所定のローラースピードで第二の所定温度の一セット以上の第二のローラーを使用して熱延し、熱伝導性と熱容量が高い指向性UHMWPE製品を得る。
ここに、プレラミネートの熱延時のローラースピードは10〜80mm/minの範囲とし、
熱延製品とプレラミネートの長さ延伸比の範囲が30〜250であり、
前記UHMWPEの分子量分布は、少なくとも12.3である。 - 請求項1で請求されるプロセスであって、ここに、指向性UHMWPE製品の熱伝導性は70〜200W/mKの範囲である。
- 請求項1で請求されるプロセスであって、ここに、指向性UHMWPE製品の熱容量が6〜25 MJ/m 3 Kの範囲である。
- 請求項1で請求されるプロセスであって、ここに、UHMWPEは縺れの解けたものであり、縺れが解かれたUHMWPEは、エチレンの単独重合体または共重合体である超高分子量ポリエチレンを意味し、そのモル質量は30万〜2000万の範囲であり、結晶度は75%より高く、融解熱が200 J/gより高く、嵩密度が0.01〜0.3 g/ccの範囲であって、かつ、ポリエチレン鎖の縺れ度が低いまたは完全に縺れが解かれたものを指す。
- 請求項1で請求されるプロセスであって、ここに、UHMWPEは、UHMWPE粉末及び圧縮UHMWPE原形材のうちの一形態のものである。
- 請求項1で請求されるプロセスであって、ここに、前記第一の所定温度と前記第二の所定温度はUHMWPEの融点より低く、前記第一の所定温度は140℃以下であり、前記第二の所定温度は、130〜155℃である。
- 請求項1で請求されるプロセスであって、さらに、少なくとも一つの添加剤を、一対以上のローラのニップに投入されるUHMWPEポリマーに混合することを含む。
- 請求項7で請求されるプロセスであって、ここに、前記の添加剤はカーボンナノチューブ、グラフェン、カーボンブラック、アルミニウム粉末、窒化ホウ素からなる群から選択される少なくとも一つのものである。
- 請求項1で請求されるプロセスであって、ここに、熱延製品とプレラミネートの長さ延伸比の範囲が30〜130である。
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
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IN701/MUM/2014 | 2014-02-27 | ||
IN3106MU2014 | 2014-09-29 | ||
IN3106/MUM/2014 | 2014-09-29 | ||
IN701MU2014 IN2014MU00701A (ja) | 2014-02-27 | 2015-02-27 | |
PCT/IB2015/051459 WO2015128843A2 (en) | 2014-02-27 | 2015-02-27 | Process for preparing thermally conductive oriented uhmwpe products and products obtained therefrom |
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JP2017506696A JP2017506696A (ja) | 2017-03-09 |
JP2017506696A5 JP2017506696A5 (ja) | 2019-05-30 |
JP6557672B2 true JP6557672B2 (ja) | 2019-08-07 |
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US (1) | US10105880B2 (ja) |
EP (1) | EP3110856A4 (ja) |
JP (1) | JP6557672B2 (ja) |
KR (1) | KR20160127033A (ja) |
CN (1) | CN106029706A (ja) |
WO (1) | WO2015128843A2 (ja) |
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CA3013027C (en) | 2016-02-01 | 2020-03-24 | Cabot Corporation | Thermally conductive polymer compositions containing carbon black |
US10193030B2 (en) * | 2016-08-08 | 2019-01-29 | General Electric Company | Composite materials having red emitting phosphors |
WO2019016775A1 (en) * | 2017-07-21 | 2019-01-24 | Celanese Sales Germany Gmbh | CONDUCTIVE POLYETHYLENE COMPOSITIONS OF VERY HIGH MOLECULAR WEIGHT |
US11718730B2 (en) * | 2017-12-14 | 2023-08-08 | Temple University—Of the Commonwealth System of Higher Education | Polymer nanocomposites and methods of making the same |
JP2019131705A (ja) * | 2018-01-31 | 2019-08-08 | 帝人株式会社 | 絶縁熱伝導シートおよびその製造方法 |
CN109206712A (zh) * | 2018-08-28 | 2019-01-15 | 合肥卓汇新材料科技有限公司 | 一种超高分子量聚乙烯导电复合材料的加工方法 |
WO2020201502A1 (en) | 2019-04-05 | 2020-10-08 | Technische Universiteit Eindhoven | Composite film comprising ultra-drawn uhmwpe and one or more (co-) additives |
US20240026099A1 (en) * | 2022-07-19 | 2024-01-25 | Meta Platforms Technologies, Llc | Ultrahigh molecular weight polyethylene thin films formed by gel casting |
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JPH07673B2 (ja) * | 1986-08-07 | 1995-01-11 | 日本石油株式会社 | 高強度・高弾性率ポリエチレン材料の製造方法 |
JPH11179798A (ja) * | 1997-12-19 | 1999-07-06 | Sekisui Chem Co Ltd | ポリオレフィン樹脂シートの製造方法 |
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-
2015
- 2015-02-27 US US15/121,552 patent/US10105880B2/en active Active
- 2015-02-27 CN CN201580009350.7A patent/CN106029706A/zh active Pending
- 2015-02-27 WO PCT/IB2015/051459 patent/WO2015128843A2/en active Application Filing
- 2015-02-27 EP EP15755952.7A patent/EP3110856A4/en active Pending
- 2015-02-27 JP JP2016554444A patent/JP6557672B2/ja active Active
- 2015-02-27 KR KR1020167025346A patent/KR20160127033A/ko not_active Application Discontinuation
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WO2015128843A2 (en) | 2015-09-03 |
EP3110856A4 (en) | 2017-11-01 |
US10105880B2 (en) | 2018-10-23 |
CN106029706A (zh) | 2016-10-12 |
US20160368182A1 (en) | 2016-12-22 |
JP2017506696A (ja) | 2017-03-09 |
EP3110856A2 (en) | 2017-01-04 |
KR20160127033A (ko) | 2016-11-02 |
WO2015128843A3 (en) | 2015-12-10 |
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