JP2013543969A - 真空環境における分子汚染の解析 - Google Patents
真空環境における分子汚染の解析 Download PDFInfo
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Abstract
収集フェーズにおける前記中空要素外部の第一の位置から移送フェーズにおける前記中空要素内部の第二の位置に移動可能な充填要素(14)とを有しており、前記第二の位置は前記内壁に沿った前記ガス出口への移送チャネルを開いたまま残す。有利なことに、本装置は、真空条件のもとで本装置において収集された有機または無機の汚染物の移送を可能にし、汚染物の検出器またはさらなる濃縮装置への輸送のための超高純度ガスの最小限の量を必要とし、検出の下限を下げる。
Description
・ポリマー材料(固体)、たとえばテナックス(Tenax)(ジフェニレンオキシド・ポリマー)、
・ポリマー材料(液体)、たとえばシリコーン・ポリマー、ジビニルベンゼン‐スチレン共重合体、
・固体材料、たとえば(炭素)、アルミナ(Al2O3)、
・分子ふるい、
・基質粒子上にコーティングされたイオン性液体、たとえば[1,9-ジ(3-ビニルイミダゾリウム)ノナンビス(トリフルオロメチル)スルホニウム]イミダート、
・活性炭、多孔性の機能化したゾル・ゲル材料を含むその他の材料。
Claims (13)
- 真空環境における分子汚染を検出するガス分析システムのための前置濃縮装置であって:
・収集フェーズにおいて前記真空環境からガスを受け取るためのガス入口開口、移送フェーズにおいてガスを移送するガス出口、および前記収集フェーズにおいてガスを吸着し前記移送フェーズにおいてガスを脱着する内壁とを有する中空要素と、
・前記収集フェーズにおける前記中空要素外部の第一の位置から前記移送フェーズにおける前記中空要素内部の第二の位置に移動可能な充填要素とを有しており、前記第二の位置は前記内壁に沿った前記ガス出口への移送チャネルを開いたまま残す、
装置。 - 前記中空要素は前記内壁によって境を定められた内部空間を有し、前記内部空間は円錐形をもち、前記充填要素は前記内部空間の円錐形に対応する形をもち、前記第二の位置において、前記移送チャネルが前記充填要素と前記内壁との間に形成される、請求項1記載の装置。
- 前記移送フェーズにおいて前記ガス入口開口を閉鎖する閉鎖要素を有する、請求項1記載の装置。
- 前記閉鎖要素は、前記移送フェーズにおいて、前記ガス入口開口を、脱着されたガスを前記ガス出口に輸送するために前記真空環境からガスを受け入れるための縮小された入口まで小さくするよう構成されている、請求項3記載の装置。
- 前記閉鎖要素が前記充填要素上のフランジである、請求項3または4記載の装置。
- 前記内壁または前記充填要素が吸着粒子のコーティングを有する、請求項1記載の装置。
- 前記収集フェーズにおいて前記内壁または前記充填要素の冷却のための冷却手段に結合するよう、および/または前記移送フェーズにおいて前記内壁または前記充填要素の加熱のための加熱手段に結合するよう構成される、請求項1記載の装置。
- 脱着されたガスの輸送または当該前置濃縮装置の洗浄を可能にするためのパージ媒質を受け入れるための流れ入口を有する、請求項1記載の装置。
- 請求項1記載の前置濃縮装置を有するガス分析システムであって、
・前記内壁から脱着されたガスを前記移送チャネルを介して前記ガス出口に、真空対応検出器または第二の前置濃縮装置まで輸送するためのポンプ・システム、
・前記収集フェーズにおいて前記内壁または前記充填要素を冷却する冷却手段および/または
・前記移送フェーズにおいて前記内壁または前記充填要素を加熱する加熱手段および/または
・前記分子汚染を判別するための放出された分子の分析のための真空対応検出器、
の少なくとも一つを有する、システム。 - 請求項9記載のガス分析システムであって、当該システムは:
・ガス分子の前記ガス出口に向けた輸送を促進するために、ある量の既知のガスを前記真空環境中に挿入するガス挿入手段を有する、
システム。 - 真空環境における分子汚染を検出するガス分析システムにおける前置濃縮方法であって、前記システムは請求項1記載の前置濃縮装置を有し、当該方法は:
・収集フェーズにおいて前記充填要素を前記中空要素外部の前記第一の位置に位置決めする段階と、
・前記収集フェーズにおいて前記真空環境から前記ガス入口開口を介してガスを受け取って該ガスを前記内壁上に吸着する段階と、
・移送フェーズにおいて前記充填要素を前記中空要素内部の前記第二の位置に移動させる段階であって、前記第二の位置は前記内壁に沿った前記ガス出口への移送チャネルを開いたままに残す、段階と、
・前記移送フェーズにおいて前記内壁からガスを脱着し、前記移送フェーズにおいてそのガスを前記ガス出口に移送する段階とを含む、
方法。 - 請求項11記載の方法であって:
・前記収集フェーズにおいて前記前置濃縮装置の前記内壁または前記充填要素を冷却する段階および/または
・前記移送フェーズにおいて、前記内壁から前記ガスを放出するよう前記前置濃縮装置の前記内壁または前記充填要素を加熱する段階
を含む方法。 - 真空環境における分子汚染を検出するためにガスを分析する方法であって、当該方法は請求項11または12記載の方法を含み:
・前記分子汚染を判別するための放出されたガスの分析のためのガス・クロマトグラフィーの段階
および/または
・前記分子汚染を判別するための放出されたガスの分析のための質量分析の段階
および/または
・前記分子汚染を判別するための放出されたガスの分析のための元素選択的検出の段階を含む、
方法。
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EP10188653.9 | 2010-10-25 | ||
EP10188653 | 2010-10-25 | ||
PCT/IB2011/054678 WO2012056376A1 (en) | 2010-10-25 | 2011-10-20 | Analysis of molecular contamination in vacuum environments |
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EP (1) | EP2632566B1 (ja) |
JP (1) | JP5957459B2 (ja) |
KR (1) | KR20130143062A (ja) |
CN (1) | CN103167901B (ja) |
TW (1) | TWI532984B (ja) |
WO (1) | WO2012056376A1 (ja) |
Cited By (2)
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KR20200022042A (ko) * | 2017-07-18 | 2020-03-02 | 어플라이드 머티리얼즈 이스라엘 리미티드 | 진공 챔버의 청정도를 모니터링하기 위한 청정도 모니터 및 방법 |
JP7470624B2 (ja) | 2020-11-18 | 2024-04-18 | 株式会社住化分析センター | 気体捕集装置および気体捕集方法 |
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US20160266075A1 (en) | 2016-09-15 |
CN103167901B (zh) | 2015-08-19 |
KR20130143062A (ko) | 2013-12-30 |
US9719969B2 (en) | 2017-08-01 |
US9375671B2 (en) | 2016-06-28 |
CN103167901A (zh) | 2013-06-19 |
EP2632566B1 (en) | 2017-10-11 |
EP2632566A1 (en) | 2013-09-04 |
TWI532984B (zh) | 2016-05-11 |
JP5957459B2 (ja) | 2016-07-27 |
WO2012056376A1 (en) | 2012-05-03 |
TW201237386A (en) | 2012-09-16 |
US20130199269A1 (en) | 2013-08-08 |
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