JP6912161B2 - 流路装置及び液滴形成方法 - Google Patents
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/40—Mixing liquids with liquids; Emulsifying
- B01F23/405—Methods of mixing liquids with liquids
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- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/40—Mixing liquids with liquids; Emulsifying
- B01F23/41—Emulsifying
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- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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- B01J13/00—Colloid chemistry, e.g. the production of colloidal materials or their solutions, not otherwise provided for; Making microcapsules or microballoons
- B01J13/02—Making microcapsules or microballoons
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/40—Mixing liquids with liquids; Emulsifying
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
- B01F25/10—Mixing by creating a vortex flow, e.g. by tangential introduction of flow components
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
- B01F25/30—Injector mixers
- B01F25/31—Injector mixers in conduits or tubes through which the main component flows
- B01F25/314—Injector mixers in conduits or tubes through which the main component flows wherein additional components are introduced at the circumference of the conduit
- B01F25/3141—Injector mixers in conduits or tubes through which the main component flows wherein additional components are introduced at the circumference of the conduit with additional mixing means other than injector mixers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
- B01F25/40—Static mixers
- B01F25/42—Static mixers in which the mixing is affected by moving the components jointly in changing directions, e.g. in tubes provided with baffles or obstructions
- B01F25/43—Mixing tubes, e.g. wherein the material is moved in a radial or partly reversed direction
- B01F25/433—Mixing tubes wherein the shape of the tube influences the mixing, e.g. mixing tubes with varying cross-section or provided with inwardly extending profiles
- B01F25/4337—Mixers with a diverging-converging cross-section
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
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- B01F33/30—Micromixers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F33/00—Other mixers; Mixing plants; Combinations of mixers
- B01F33/80—Mixing plants; Combinations of mixers
- B01F33/81—Combinations of similar mixers, e.g. with rotary stirring devices in two or more receptacles
- B01F33/813—Combinations of similar mixers, e.g. with rotary stirring devices in two or more receptacles mixing simultaneously in two or more mixing receptacles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J13/00—Colloid chemistry, e.g. the production of colloidal materials or their solutions, not otherwise provided for; Making microcapsules or microballoons
- B01J13/02—Making microcapsules or microballoons
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
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- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/0093—Microreactors, e.g. miniaturised or microfabricated reactors
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
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- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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- B01J2219/00781—Aspects relating to microreactors
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- Dispersion Chemistry (AREA)
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- Colloid Chemistry (AREA)
Description
2 流路
11 第1基板
12 第2基板
13 第3基板
21 主流路
22 副流路
23 拡大部
23a 拡大面
27 接続口
28 隣接内壁面
29 境界
51 流路基板(流路層)
Claims (6)
- 連続相と水性の液体である分散相を流通させて連続相中に分散相の液滴を形成するための流路を内部に備える流路装置であって、
前記流路は、特定方向に延びていてその特定方向に沿って前記連続相を流通させる主流路と、その主流路の途中に繋がり、前記分散相を前記主流路へ導く副流路とを有し、
前記主流路は、前記副流路と連通する接続口を有し、
前記流路は、前記接続口の下流側の位置で前記主流路の延び方向に対する直交方向において前記主流路の外側へ膨らむ凹部からなり、前記直交方向における当該流路の断面積を前記直交方向における前記主流路の断面積から拡大させる拡大部をさらに有し、
前記主流路は、前記流路のうち、前記直交方向における断面が前記延び方向における全体に亘って一定である部分であり、
前記主流路の前記直交方向における断面積は、前記拡大部の位置での前記流路の前記直交方向における断面積よりも小さく、
前記流路装置は、前記主流路が形成される基板であって親水性の素材からなるものを有し、
前記拡大部の内壁面は、前記主流路の外側へ拡がる拡大面であって、前記接続口から前記主流路に流入して当該主流路の内壁面に付着しつつ前記連続相の流れに押されて下流側へ移動する前記分散相が当該拡大面とその上流側に隣接した前記主流路の内壁面である隣接内壁面との間の境界において前記隣接内壁面から剥離するように前記隣接内壁面に対して前記境界において傾きが不連続に変化するものを有し、
前記拡大部の下流側の端部は、前記境界において前記隣接内壁面から剥離して前記連続相の流れに乗って下流側へ延びた前記分散相がせん断されて液滴になる位置よりも上流側に位置する、流路装置。 - 連続相と油性の液体である分散相を流通させて連続相中に分散相の液滴を形成するための流路を内部に備える流路装置であって、
前記流路は、特定方向に延びていてその特定方向に沿って前記連続相を流通させる主流路と、その主流路の途中に繋がり、前記分散相を前記主流路へ導く副流路とを有し、
前記主流路は、前記副流路と連通する接続口を有し、
前記流路は、前記接続口の下流側の位置で前記主流路の延び方向に対する直交方向において前記主流路の外側へ膨らむ凹部からなり、前記直交方向における当該流路の断面積を前記直交方向における前記主流路の断面積から拡大させる拡大部をさらに有し、
前記主流路は、前記流路のうち、前記直交方向における断面が前記延び方向における全体に亘って一定である部分であり、
前記主流路の前記直交方向における断面積は、前記拡大部の位置での前記流路の前記直交方向における断面積よりも小さく、
前記流路装置は、前記主流路が形成される基板であって親油性の素材からなるものを有し、
前記拡大部の内壁面は、前記主流路の外側へ拡がる拡大面であって、前記接続口から前記主流路に流入して当該主流路の内壁面に付着しつつ前記連続相の流れに押されて下流側へ移動する前記分散相が当該拡大面とその上流側に隣接した前記主流路の内壁面である隣接内壁面との間の境界において前記隣接内壁面から剥離するように前記隣接内壁面に対して前記境界において傾きが不連続に変化するものを有し、
前記拡大部の下流側の端部は、前記境界において前記隣接内壁面から剥離して前記連続相の流れに乗って下流側へ延びた前記分散相がせん断されて液滴になる位置よりも上流側に位置する、流路装置。 - 前記拡大面を下流側から上流側の前記接続口側へ向かって見た場合に、前記拡大面は前記接続口を覆う範囲に設けられている、請求項1又は2に記載の流路装置。
- 前記流路が複数並列に設けられた流路層を備える、請求項1〜3のいずれか1項に記載の流路装置。
- 前記流路層を複数備え、その複数の流路層が積層されている、請求項4に記載の流路装置。
- 分散相の液滴を形成する方法であって、
請求項1〜5のいずれか1項に記載の流路装置内の前記流路に連続相と分散相を流通させて連続相中に分散相の液滴を形成する液滴形成工程を備え、
前記液滴形成工程では、前記主流路に前記連続相を流通させるとともに前記副流路から前記接続口を通じて前記主流路内に前記分散相を流入させ、前記主流路内に流入した前記分散相が、前記主流路の内壁面に付着しつつ前記連続相の流れに押されて下流側へ移動し、前記境界に達したときに前記隣接内壁面から剥離して下流側へ延び、前記主流路のうち前記拡大部よりも下流側に位置する部分においてせん断されることにより、前記分散相の液滴を形成する、液滴形成方法。
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2016034097A JP6912161B2 (ja) | 2016-02-25 | 2016-02-25 | 流路装置及び液滴形成方法 |
| PCT/JP2017/003890 WO2017145697A1 (ja) | 2016-02-25 | 2017-02-03 | 流路装置及び液滴形成方法 |
| KR1020187026512A KR102131252B1 (ko) | 2016-02-25 | 2017-02-03 | 유로 장치 및 액적 형성 방법 |
| US16/079,060 US20190060848A1 (en) | 2016-02-25 | 2017-02-03 | Flow path device and droplet forming method |
| EP17756139.6A EP3406334A4 (en) | 2016-02-25 | 2017-02-03 | FLOW PATH AND PUNCHING METHOD |
| CN201780012857.7A CN108698013A (zh) | 2016-02-25 | 2017-02-03 | 流路装置以及液滴形成方法 |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2016034097A JP6912161B2 (ja) | 2016-02-25 | 2016-02-25 | 流路装置及び液滴形成方法 |
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| Publication Number | Publication Date |
|---|---|
| JP2017148744A JP2017148744A (ja) | 2017-08-31 |
| JP6912161B2 true JP6912161B2 (ja) | 2021-07-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| JP2016034097A Expired - Fee Related JP6912161B2 (ja) | 2016-02-25 | 2016-02-25 | 流路装置及び液滴形成方法 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US20190060848A1 (ja) |
| EP (1) | EP3406334A4 (ja) |
| JP (1) | JP6912161B2 (ja) |
| KR (1) | KR102131252B1 (ja) |
| CN (1) | CN108698013A (ja) |
| WO (1) | WO2017145697A1 (ja) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114728258A (zh) * | 2019-11-27 | 2022-07-08 | 京瓷株式会社 | 流路设备 |
| JP7716883B2 (ja) * | 2021-05-13 | 2025-08-01 | 株式会社神鋼環境ソリューション | 流路装置 |
Family Cites Families (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4946795A (en) * | 1987-08-27 | 1990-08-07 | Biotrack, Inc. | Apparatus and method for dilution and mixing of liquid samples |
| JP4186637B2 (ja) | 2002-11-06 | 2008-11-26 | 東ソー株式会社 | 粒子製造方法及びそのための微小流路構造体 |
| JP4166590B2 (ja) | 2003-02-04 | 2008-10-15 | 独立行政法人科学技術振興機構 | ダブルエマルション・マイクロカプセル生成装置 |
| US7968287B2 (en) * | 2004-10-08 | 2011-06-28 | Medical Research Council Harvard University | In vitro evolution in microfluidic systems |
| DE102005037401B4 (de) * | 2005-08-08 | 2007-09-27 | MAX-PLANCK-Gesellschaft zur Förderung der Wissenschaften e.V. | Bildung einer Emulsion in einem fluidischen Mikrosystem |
| JP4997522B2 (ja) * | 2006-01-13 | 2012-08-08 | 財団法人生産技術研究奨励会 | 単一直径アルギン酸マイクロビーズの製造方法及びその製造装置 |
| DE102006036815B4 (de) * | 2006-08-07 | 2010-01-14 | MAX-PLANCK-Gesellschaft zur Förderung der Wissenschaften e.V. | Emulgiereinrichtung und Verfahren zur Bildung einer Emulsion |
| WO2009119578A1 (ja) * | 2008-03-25 | 2009-10-01 | 国立大学法人岡山大学 | 微小液滴調製装置 |
| US9492797B2 (en) * | 2008-09-23 | 2016-11-15 | Bio-Rad Laboratories, Inc. | System for detection of spaced droplets |
| US9132394B2 (en) * | 2008-09-23 | 2015-09-15 | Bio-Rad Laboratories, Inc. | System for detection of spaced droplets |
| US9446360B2 (en) * | 2009-05-07 | 2016-09-20 | Universite De Strasbourg | Microfluidic system and methods for highly selective droplet fusion |
| JP2011025148A (ja) * | 2009-07-24 | 2011-02-10 | Hitachi Plant Technologies Ltd | 化学生産装置 |
| CN102686309B (zh) * | 2009-11-12 | 2015-04-08 | 旭硝子株式会社 | 微通道结构体和乳液及固体球状粒子的制造方法 |
| EP3412778A1 (en) * | 2011-02-11 | 2018-12-12 | Raindance Technologies, Inc. | Methods for forming mixed droplets |
| JP5547120B2 (ja) * | 2011-03-18 | 2014-07-09 | 株式会社神戸製鋼所 | 流路構造体、流体の混合方法、抽出方法及び反応方法 |
| US20170292104A1 (en) * | 2014-09-17 | 2017-10-12 | Massachusetts Institute Of Technology | Microfluidic system and method for perfusion bioreactor cell retention |
| AU2016215298A1 (en) * | 2015-02-04 | 2017-08-10 | The Regents Of The University Of California | Multiple-emulsion nucleic acid amplification |
-
2016
- 2016-02-25 JP JP2016034097A patent/JP6912161B2/ja not_active Expired - Fee Related
-
2017
- 2017-02-03 US US16/079,060 patent/US20190060848A1/en not_active Abandoned
- 2017-02-03 CN CN201780012857.7A patent/CN108698013A/zh active Pending
- 2017-02-03 WO PCT/JP2017/003890 patent/WO2017145697A1/ja not_active Ceased
- 2017-02-03 EP EP17756139.6A patent/EP3406334A4/en not_active Withdrawn
- 2017-02-03 KR KR1020187026512A patent/KR102131252B1/ko not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| WO2017145697A1 (ja) | 2017-08-31 |
| EP3406334A1 (en) | 2018-11-28 |
| JP2017148744A (ja) | 2017-08-31 |
| US20190060848A1 (en) | 2019-02-28 |
| KR20180114140A (ko) | 2018-10-17 |
| KR102131252B1 (ko) | 2020-07-07 |
| EP3406334A4 (en) | 2019-08-14 |
| CN108698013A (zh) | 2018-10-23 |
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