JP5519478B2 - メンブレンフィルタ完全性試験方法 - Google Patents
メンブレンフィルタ完全性試験方法 Download PDFInfo
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- JP5519478B2 JP5519478B2 JP2010255852A JP2010255852A JP5519478B2 JP 5519478 B2 JP5519478 B2 JP 5519478B2 JP 2010255852 A JP2010255852 A JP 2010255852A JP 2010255852 A JP2010255852 A JP 2010255852A JP 5519478 B2 JP5519478 B2 JP 5519478B2
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- Prior art keywords
- filter
- test
- gas
- pressure
- membrane filter
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000012528 membrane Substances 0.000 title claims description 37
- 238000012061 filter integrity test Methods 0.000 title claims description 19
- 238000000034 method Methods 0.000 title claims description 12
- 238000012360 testing method Methods 0.000 claims description 41
- 239000007788 liquid Substances 0.000 claims description 19
- 239000007789 gas Substances 0.000 description 27
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 9
- 238000009792 diffusion process Methods 0.000 description 3
- 239000004809 Teflon Substances 0.000 description 2
- 229920006362 Teflon® Polymers 0.000 description 2
- 238000012040 water intrusion test Methods 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
Images
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- Separation Using Semi-Permeable Membranes (AREA)
Description
Claims (1)
- 被試験体となる複数のメンブレンフィルタの一次側に液体を導入すると共に、前記液体に対して気体により圧力を印加し、
試験中に前記複数のメンブレンフィルタの一次側に気体を供給し続けることによって前記圧力を所定の試験時間だけ規定値に維持した際の前記気体の総供給量から前記複数のメンブレンフィルタの二次側に流出した前記液体の総量を求め、
前記総量が前記メンブレンフィルタの1つ分の許容量を超えているか否かによって前記複数のメンブレンフィルタの完全性を判定するメンブレンフィルタ完全性試験方法。
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Application Number | Priority Date | Filing Date | Title |
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JP2010255852A JP5519478B2 (ja) | 2010-11-16 | 2010-11-16 | メンブレンフィルタ完全性試験方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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JP2010255852A JP5519478B2 (ja) | 2010-11-16 | 2010-11-16 | メンブレンフィルタ完全性試験方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2012107930A JP2012107930A (ja) | 2012-06-07 |
JP5519478B2 true JP5519478B2 (ja) | 2014-06-11 |
Family
ID=46493728
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2010255852A Active JP5519478B2 (ja) | 2010-11-16 | 2010-11-16 | メンブレンフィルタ完全性試験方法 |
Country Status (1)
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JP (1) | JP5519478B2 (ja) |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6058530A (ja) * | 1983-09-09 | 1985-04-04 | Fujisawa Pharmaceut Co Ltd | メンブランフイルタの試験方法および装置 |
JPH0377630A (ja) * | 1989-08-16 | 1991-04-03 | Fuji Photo Film Co Ltd | 完全性試験方法 |
DE4119040C2 (de) * | 1991-06-10 | 1997-01-02 | Pall Corp | Verfahren und Gerät zum Testen des Betriebszustands von Filterelementen |
JP2945988B2 (ja) * | 1992-05-01 | 1999-09-06 | ユー・エス・フィルター・ジャパン株式会社 | メンブレンフィルタ完全性試験装置 |
US5786528A (en) * | 1996-09-10 | 1998-07-28 | Millipore Corporation | Water intrusion test for filters |
US7587927B2 (en) * | 2006-11-14 | 2009-09-15 | Millipore Corporation | Rapid integrity testing of porous materials |
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2010
- 2010-11-16 JP JP2010255852A patent/JP5519478B2/ja active Active
Also Published As
Publication number | Publication date |
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JP2012107930A (ja) | 2012-06-07 |
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