CN111467874B - 对含有羧酸衍生物的药液进行过滤的方法 - Google Patents
对含有羧酸衍生物的药液进行过滤的方法 Download PDFInfo
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- CN111467874B CN111467874B CN202010074773.XA CN202010074773A CN111467874B CN 111467874 B CN111467874 B CN 111467874B CN 202010074773 A CN202010074773 A CN 202010074773A CN 111467874 B CN111467874 B CN 111467874B
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- carboxylic acid
- substrate
- acid derivative
- chemically bonded
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D37/00—Processes of filtration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D27/00—Cartridge filters of the throw-away type
- B01D27/04—Cartridge filters of the throw-away type with cartridges made of a piece of unitary material, e.g. filter paper
- B01D27/06—Cartridge filters of the throw-away type with cartridges made of a piece of unitary material, e.g. filter paper with corrugated, folded or wound material
- B01D27/07—Cartridge filters of the throw-away type with cartridges made of a piece of unitary material, e.g. filter paper with corrugated, folded or wound material having a coaxial stream through the filtering element
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/48—Separation; Purification; Stabilisation; Use of additives
- C07C67/56—Separation; Purification; Stabilisation; Use of additives by solid-liquid treatment; by chemisorption
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Filtering Materials (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019010065A JP7229023B2 (ja) | 2019-01-24 | 2019-01-24 | カルボン酸誘導体を含む薬液を濾過する方法 |
JP2019-010065 | 2019-01-24 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN111467874A CN111467874A (zh) | 2020-07-31 |
CN111467874B true CN111467874B (zh) | 2023-02-28 |
Family
ID=71747996
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202010074773.XA Active CN111467874B (zh) | 2019-01-24 | 2020-01-22 | 对含有羧酸衍生物的药液进行过滤的方法 |
Country Status (2)
Country | Link |
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JP (1) | JP7229023B2 (ja) |
CN (1) | CN111467874B (ja) |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB847770A (en) * | 1959-01-28 | 1960-09-14 | Du Pont | Improvements in the purification of dimethylformamide |
GB924572A (en) * | 1959-12-19 | 1963-04-24 | Bayer Ag | A process for purifying n-dialkylated acid amides |
JPH04284853A (ja) * | 1991-03-13 | 1992-10-09 | Japan Atom Energy Res Inst | イオン交換濾過方法およびその装置 |
CN101678252A (zh) * | 2003-04-28 | 2010-03-24 | 创新建材 | 前置的过滤装置及方法 |
CN101993386A (zh) * | 2010-11-03 | 2011-03-30 | 天津大学 | 用离子交换树脂法制备电子级n、n-二甲基甲酰胺的方法 |
CN102001986A (zh) * | 2010-12-23 | 2011-04-06 | 上海化学试剂研究所 | 一种提升工业级n-甲基吡咯烷酮品质的方法 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01228560A (ja) * | 1988-03-08 | 1989-09-12 | Hitachi Chem Co Ltd | 不純金属成分の低減された溶液の製造法 |
US5446125A (en) * | 1991-04-01 | 1995-08-29 | Ocg Microelectronic Materials, Inc. | Method for removing metal impurities from resist components |
JP2004330056A (ja) | 2003-05-07 | 2004-11-25 | Ebara Corp | 電子素子基板表面処理液用フィルターカートリッジ |
JP2005247770A (ja) | 2004-03-05 | 2005-09-15 | Nippon Kayaku Co Ltd | 微量金属イオンの除去方法 |
JP5096907B2 (ja) | 2007-12-25 | 2012-12-12 | オルガノ株式会社 | エステルの精製方法 |
JP2013061426A (ja) | 2011-09-12 | 2013-04-04 | Nomura Micro Sci Co Ltd | フォトレジスト膜形成用樹脂溶液の不純物除去方法、不純物除去用濾過部材及び不純物除去用濾過装置 |
JP6760299B2 (ja) | 2015-10-02 | 2020-09-23 | 三菱瓦斯化学株式会社 | 高純度カルボン酸エステルおよびその製造方法 |
CA3009750C (en) | 2015-12-28 | 2024-03-05 | Dow Global Technologies Llc | Purification process for hydrolysable organic solvent |
-
2019
- 2019-01-24 JP JP2019010065A patent/JP7229023B2/ja active Active
-
2020
- 2020-01-22 CN CN202010074773.XA patent/CN111467874B/zh active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB847770A (en) * | 1959-01-28 | 1960-09-14 | Du Pont | Improvements in the purification of dimethylformamide |
GB924572A (en) * | 1959-12-19 | 1963-04-24 | Bayer Ag | A process for purifying n-dialkylated acid amides |
JPH04284853A (ja) * | 1991-03-13 | 1992-10-09 | Japan Atom Energy Res Inst | イオン交換濾過方法およびその装置 |
CN101678252A (zh) * | 2003-04-28 | 2010-03-24 | 创新建材 | 前置的过滤装置及方法 |
CN101993386A (zh) * | 2010-11-03 | 2011-03-30 | 天津大学 | 用离子交换树脂法制备电子级n、n-二甲基甲酰胺的方法 |
CN102001986A (zh) * | 2010-12-23 | 2011-04-06 | 上海化学试剂研究所 | 一种提升工业级n-甲基吡咯烷酮品质的方法 |
Also Published As
Publication number | Publication date |
---|---|
CN111467874A (zh) | 2020-07-31 |
JP7229023B2 (ja) | 2023-02-27 |
JP2020116524A (ja) | 2020-08-06 |
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