JP2013527432A - 拡散結合され表面改質された構成要素を有するクロマトグラフィ装置 - Google Patents
拡散結合され表面改質された構成要素を有するクロマトグラフィ装置 Download PDFInfo
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- JP2013527432A JP2013527432A JP2013501508A JP2013501508A JP2013527432A JP 2013527432 A JP2013527432 A JP 2013527432A JP 2013501508 A JP2013501508 A JP 2013501508A JP 2013501508 A JP2013501508 A JP 2013501508A JP 2013527432 A JP2013527432 A JP 2013527432A
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Abstract
Description
体積スケールの分離が減少するにつれ、流体システムの表面積対体積比が増大する。体積スケールの大きな変化(例えば、従来スケールのLCから毛管スケールまたはナノスケールのLC)は、これに伴って、分析流および含有デバイスに特徴的な表面積対体積比に大きな変化があることを示唆する。
Claims (35)
- 結合を促進するために、面上に層が存在しない平らな主面をそれぞれが有する、2つ以上の実質的に組成が類似した金属シートであって、前記2つ以上の金属シートの少なくとも1つがその内部に配置されたマイクロ流体チャネルの少なくとも一部を含んでいる、2つ以上の金属シートを供給する段階;
前記2つ以上の金属シートのそれぞれの平らな主面を、前記2つ以上のシートの少なくとも1つに接触する関係にし、それによって、界面を形成し、前記シートの間の界面で、少なくとも1つの流入ポートおよび少なくとも1つの流出ポートを有するマイクロ流体チャネルを形成し包封する段階;
前記接触しているシートを、真空炉または不活性雰囲気炉内で、前記シートの融解温度よりも実質的に低い温度に加熱する段階;
前記2つ以上の金属シートの粒を、1つのシートからその他のシートへの界面を横断するように融合させることによって、前記シートが一緒に結合するように前記シートを加熱しながら、圧縮応力下で、前記接触しているシートを一緒にする段階;
前記結合された2つ以上のシートをほぼ室温まで冷却する段階;および
少なくとも1つの流入ポートまたは少なくとも1つの流出ポートの少なくとも1つを通して、前記結合された2つ以上のシートの間に包封されたマイクロ流体チャネルに、少なくとも有機コーティングを付着させる段階
を含んで製造された、拡散結合生成物。 - 冷却後であるが有機コーティングを付着する前に、蒸気でマイクロ流体チャネルの濡れ面を表面処理する段階
をさらに含む、請求項1に記載の拡散結合生成物。 - 蒸気が、マイクロ流体チャネルの濡れ面に非晶質シリコンを堆積する、請求項2に記載の拡散結合生成物。
- 蒸気が、マイクロ流体チャネルの濡れ面に無機酸化物の層を堆積する、請求項2に記載の拡散結合生成物。
- 2つ以上の実質的に組成が類似した金属シートが、実質的に類似したチタン合金またはチタンを含む、請求項1に記載の拡散結合生成物。
- 2つ以上の実質的に組成が類似した金属シートの第1のシートが、工業用純チタンシートを含み、前記2つ以上の実質的に組成が類似した金属シートの第2のシートが、チタン6AL−4V合金のシートを含む、請求項5に記載の拡散結合生成物。
- 2つ以上の実質的に組成が類似した金属シートが、AISI 300シリーズのオーステナイト系ステンレス鋼を含む、請求項1に記載の拡散結合生成物。
- 有機コーティングが過フッ化炭素化合物を含む、請求項1に記載の拡散結合生成物。
- 有機コーティングが炭化水素化合物を含む、請求項1に記載の拡散結合生成物。
- 有機コーティングが、所望の疎水性または親水性を有する有機材料を含む、請求項1に記載の拡散結合生成物。
- 各金属シートが実質的に類似した組成を有する複数の拡散結合金属シートであって、2次材料を導入することなく隣接する金属シートのそれぞれの間に気密封止された界面を生成するように、および分離チャネルへの入口または出口の少なくとも1つから接触可能な分離チャネルを前記拡散結合金属シート内に包封するように接合された、前記複数の拡散結合金属シート;
少なくとも1つの単層の厚さの有機材料でコーティングされ、およびクロマトグラフィ分離の固定相として働くマイクロメートルサイズの粒子が充填された、前記分離チャネルの濡れ面
を含む、クロマトグラフィによってサンプルを分離するためのマイクロ流体デバイス。 - 拡散結合金属シートが、実質的に類似したチタン合金またはチタンを含む、請求項11に記載のデバイス。
- 拡散結合金属シートの第1のシートが工業用純チタンシートを含み、第1のシートに隣接する拡散結合金属シートの第2のシートが、チタン6AL−4V合金のシートを含む、請求項12に記載のデバイス。
- 拡散結合金属シートが、AISI 300シリーズのオーステナイト系ステンレス鋼を含む、請求項11に記載のデバイス。
- 非晶質シリコン材料が、分離チャネルの濡れ面と有機材料との間に位置決めされるように堆積される、請求項11に記載のデバイス。
- 無機酸化物の、堆積された層が、分離チャネルの濡れ面と有機材料との間に位置決めされる、請求項11に記載のデバイス。
- 有機材料が疎水性である、請求項11に記載のデバイス。
- 有機材料が親水性である、請求項11に記載のデバイス。
- 拡散結合金属シートがエレクトロスプレーチップを画定し、エレクトロスプレーチップが分離チャネルに流体連絡している、請求項11に記載のデバイス。
- 分離チャネルに流体連絡し、分離チャネルと拡散結合金属シートの外面への出口との間に位置決めされた、粒子保持要素をさらに含む、請求項11に記載のデバイス。
- 第1の金属シートの表面をコーティングし;
コーティングの1つ以上の部分を選択的に除去して、シートの表面の1つ以上の領域を露出させ;
第1の金属シートを電解質に少なくとも部分的に浸漬し;および
第1の金属シートとカソードとの間に電位差を印加して、アノード溶解により1つ以上の露出領域から材料を選択的に除去することにより、第1の金属シート内に流体チャネルの少なくとも一部を形成すること
によって、流体チャネルの少なくとも一部を画定するように第1の金属シートをパターニングする段階;
第1の金属シートに実質的に類似した組成を有する第2の金属シートを設ける段階;および
第1の金属シートを第2の金属シートに拡散結合して、第1および第2の金属シートの直接的な材料接触を有する気密封止界面を形成し、前記界面で、第1および第2の金属シートの間に、第1の金属シートに少なくとも部分的にパターニングされた流体チャネルを形成し包封する段階
を含む、サンプルのクロマトグラフィ分離用のマイクロ流体デバイスを製造する方法。 - コーティングがポリマーフォトレジストである、請求項21に記載の方法。
- コーティングが二酸化チタン層である、請求項21に記載の方法。
- コーティングが、リソグラフィ技法によって選択的に除去される、請求項22に記載の方法。
- コーティングが、リソグラフィ技法によって選択的に除去される、請求項23に記載の方法。
- コーティングが、マスクレスリソグラフィ技法によって選択的に除去される、請求項25に記載の方法。
- 第1の金属シートを第2の金属シートに拡散結合することによって形成された流体チャネルの濡れ面を、ある材料でコーティングして、流体チャネルの表面改質をもたらす段階
をさらに含む、請求項21に記載の方法。 - 材料が、少なくとも部分的に有機材料を含む、請求項27に記載の方法。
- 材料が、少なくとも部分的に無機酸化物を含む、請求項27に記載の方法。
- 材料が、少なくとも部分的にシリコンを含む、請求項27に記載の方法。
- コーティングが、1種以上の材料の蒸着を含む、請求項27に記載の方法。
- コーティングが、濡れ面上に、材料の1つ以上の層の蒸着を含む、請求項27に記載の方法。
- 第1の金属シートが、流体チャネルに流体連絡する粒子保持フィーチャをさらに含むようにパターニングされる、請求項21に記載の方法。
- クロマトグラフィ分離の固定相媒体が得られるように、流体チャネルに複数のマイクロメートルサイズの粒子を充填する段階
をさらに含む、請求項33に記載の方法。 - 流体チャネルに流体連絡するエレクトロスプレーチップが形成されるように、拡散結合した第1および第2の金属シートの端部を製作する段階
をさらに含む、請求項21に記載の方法。
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US31776710P | 2010-03-26 | 2010-03-26 | |
US61/317,767 | 2010-03-26 | ||
PCT/US2011/029934 WO2011119922A1 (en) | 2010-03-26 | 2011-03-25 | Chromatography apparatus having diffusion-bonded and surface-modified components |
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US20130014567A1 (en) | 2013-01-17 |
EP2552635A1 (en) | 2013-02-06 |
WO2011119922A1 (en) | 2011-09-29 |
CN102905836B (zh) | 2016-05-04 |
JP5926723B2 (ja) | 2016-05-25 |
EP2552635A4 (en) | 2017-10-11 |
HK1178113A1 (zh) | 2013-09-06 |
US9409252B2 (en) | 2016-08-09 |
CN102905836A (zh) | 2013-01-30 |
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