JP6537160B2 - ガスクロマトグラフィーに汚染物質を閉じ込めるためのマイクロ流体汚染物質トラップ - Google Patents
ガスクロマトグラフィーに汚染物質を閉じ込めるためのマイクロ流体汚染物質トラップ Download PDFInfo
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- JP6537160B2 JP6537160B2 JP2014211023A JP2014211023A JP6537160B2 JP 6537160 B2 JP6537160 B2 JP 6537160B2 JP 2014211023 A JP2014211023 A JP 2014211023A JP 2014211023 A JP2014211023 A JP 2014211023A JP 6537160 B2 JP6537160 B2 JP 6537160B2
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
- G01N30/02—Column chromatography
- G01N30/04—Preparation or injection of sample to be analysed
- G01N30/06—Preparation
- G01N30/14—Preparation by elimination of some components
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/22—Devices for withdrawing samples in the gaseous state
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
- G01N30/02—Column chromatography
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
- G01N30/02—Column chromatography
- G01N2030/022—Column chromatography characterised by the kind of separation mechanism
- G01N2030/025—Gas chromatography
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- General Physics & Mathematics (AREA)
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Description
数値例1
第1の数値例では、マイクロ流体汚染物質トラップ200は、45mm×20mm×1mmの寸法(長さ211×幅212×厚み213)を有している。チャネル210は、793mmの入口から出口への長さ、ならびに500μmの幅および500μmの高さを有している。
数値例2
第2の数値例では、マイクロ流体汚染物質トラップ200は、45mm×2mm×1mmの寸法(長さ211×幅212×厚み213)を有しており、チャネル210は、60mm×250μm×250μmの寸法(L×W×H)を有している。
数値例3
第3の数値例では、マイクロ流体汚染物質トラップ200は、45mm×2mm×1mmの寸法(長さ211×幅212×厚み213)を有しており、チャネル210は、60mm×250μm×250μmの寸法(L×W×H)を有しており、管が入口204にロウ付けされている。
数値例4
第4の数値例では、マイクロ流体汚染物質トラップ200は、45mm×40mm×1mmの寸法(長さ211×幅212×厚み213)を有しており、チャネル210は、1.6m×500μm×500μmの寸法(L×W×H)を有している。
Claims (15)
- ガスクロマトグラフィー(GC)システムの試料入口(101)に直接的または非直接的に接続されるよう構成された入口(204)と、
GCカラム(103)の入口に直接的に、または、別の流体的な部品を介して前記GCカラム(103)に非直接的に接続されるよう構成された出口(205)と、
汚染物質をトラップするためのチャネル(210)を備える中間層(202)と、
前記中間層(202)の上方に配置され前記中間層(202)に接合された上側層(201)と、
前記チャネル(210)にわたって配置されたコーティング(405)とを備えるマイクロ流体汚染物質トラップであって、
前記コーティング(405)により、当該マイクロ流体汚染物質トラップの前記入口(204)に供給された試料からの検体の相互作用が低減される、マイクロ流体汚染物質トラップ(102)。 - 前記上側層(201)が実質的に平坦である、請求項1に記載のマイクロ流体汚染物質トラップ。
- 前記接合された上側層(201)が、前記中間層(202)の上側面(304)で、前記チャネル(210)の実質的に不透過性のガス封止を提供する、請求項1に記載のマイクロ流体汚染物質トラップ。
- 前記中間層(202)の下方に配置され、それに接合された下側層(203)をさらに備える、請求項1に記載のマイクロ流体汚染物質トラップ。
- 前記接合された下側層(203)が、前記中間層(202)の下側面(305)で、前記チャネル(210)の実質的に不透過性のガス封止を提供する、請求項4に記載のマイクロ流体汚染物質トラップ。
- 前記チャネル(210)が、前記中間層(202)の上側面(304)から前記中間層(202)の下側面(305)まで延びている、請求項4に記載のマイクロ流体汚染物質トラップ。
- 前記チャネル(210)が第1のチャネル(303)であり、前記上側層(201)が、前記第1のチャネル(303)にわたって整列された第2のチャネル(307)を備える、請求項1に記載のマイクロ流体汚染物質トラップ。
- 前記第1のチャネル(303)および前記第2のチャネル(307)が補完的であり、前記上側層(201)が前記チャネル(210)を封止するよう構成されている、請求項7に記載のマイクロ流体汚染物質トラップ。
- 前記チャネル(210)内に閉じ込め機構(402)をさらに備え、前記閉じ込め機構(402)が、汚染物質を閉じ込めるために、当該チャネル内に追加の表面積を設けていることを特徴とする、請求項1に記載のマイクロ流体汚染物質トラップ。
- 前記閉じ込め機構(402)が、前記チャネル(210)内に形成されたポストを備える、請求項9に記載のマイクロ流体汚染物質トラップ。
- 当該マイクロ流体汚染物質トラップが、ステンレス鋼、チタン、ニッケル、石英、石英ガラス、ガラスまたはケイ素の1つを備える、請求項1に記載のマイクロ流体汚染物質トラップ。
- 前記チャネル(210)内に配置されたパッキン材料をさらに備え、前記パッキン材料が、汚染物質を閉じ込めるために、当該チャネル内に追加の表面積を設けている、請求項1に記載のマイクロ流体汚染物質トラップ。
- 前記チャネルの表面(403)が、機能性水素化アモルファスシリコン、炭化ケイ素またはシロキサンから選ばれた1つのコーティング(405)を備える、請求項1に記載のマイクロ流体汚染物質トラップ。
- マイクロ流体汚染物質トラップ(102)であって、
ガスクロマトグラフィー(GC)システムの試料入口(101)に直接的または非直接的に接続されるよう構成された入口(708, 807)と、
GCカラム(103)の入口に直接的または非直接的に接続されるよう構成された出口(709, 812)と、
第1のチャネル(710, 805)を備える第1のチャネル層(703, 803)と、
前記第1のチャネル(710, 805)にわたって配置されており、当該マイクロ流体汚染物質トラップの前記入口(708, 807)に供給された試料からの検体の相互作用を低減する第1のコーティング(405)と、
第2のチャネル(711, 806)を備えており、前記第1のチャネル(710, 805)が前記第2のチャネル(711, 806)と流体連通している第2のチャネル層(705, 804)と、
前記第2のチャネル(711, 806)にわたって配置されており、当該マイクロ流体汚染物質トラップの前記入口(708, 807)に供給された前記試料からの検体の相互作用を低減する第2のコーティング(405)と、
前記第1のチャネル層(703, 803)の上方に配置された上側層(701, 801)と、
前記第1のチャネル層(703, 803)の下側面の下方および前記第2のチャネル層(705, 804)の上側面の上方に配置された中間層(704, 802)と、
前記第2のチャネル層(705, 804)の下方に配置された下側層とを備え、
前記上側層(701, 801)および前記中間層(704, 802)が前記第1のチャネル(710, 805)を封止するよう構成され、前記中間層(704, 802)および前記下側層が前記第2のチャネル(711, 806)を封止するよう構成されている、マイクロ流体汚染物質トラップ。 - 前記第1のチャネル(710, 805)が、前記第1のチャネル層(703, 803)の上側面から、前記第1のチャネル層(703, 803)の前記下側面を通って延びている、請求項14に記載のマイクロ流体汚染物質トラップ。
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Application Number | Priority Date | Filing Date | Title |
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US14/057,022 | 2013-10-18 | ||
US14/057,022 US9664598B2 (en) | 2013-10-18 | 2013-10-18 | Microfluidic contaminant trap for trapping contaminants in gas chromatography |
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JP2015078987A JP2015078987A (ja) | 2015-04-23 |
JP6537160B2 true JP6537160B2 (ja) | 2019-07-03 |
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Country | Link |
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US (1) | US9664598B2 (ja) |
JP (1) | JP6537160B2 (ja) |
CN (1) | CN204214821U (ja) |
DE (1) | DE102014115128A1 (ja) |
GB (1) | GB2520618B (ja) |
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US11940422B2 (en) * | 2015-07-12 | 2024-03-26 | Pharmafluidics Nv | Microfluidic device |
CN109289728A (zh) * | 2018-10-08 | 2019-02-01 | 上海应用技术大学 | 光催化连续反应检测装置及方法 |
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CN204214821U (zh) | 2015-03-18 |
GB201417845D0 (ja) | 2014-11-26 |
JP2015078987A (ja) | 2015-04-23 |
US9664598B2 (en) | 2017-05-30 |
GB2520618B (en) | 2017-08-23 |
US20150107332A1 (en) | 2015-04-23 |
DE102014115128A1 (de) | 2015-04-23 |
GB2520618A (en) | 2015-05-27 |
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