CN101298441B - 一种从母液中回收1,2-苯并异噻唑啉-3-酮的方法 - Google Patents
一种从母液中回收1,2-苯并异噻唑啉-3-酮的方法 Download PDFInfo
- Publication number
- CN101298441B CN101298441B CN2008101229154A CN200810122915A CN101298441B CN 101298441 B CN101298441 B CN 101298441B CN 2008101229154 A CN2008101229154 A CN 2008101229154A CN 200810122915 A CN200810122915 A CN 200810122915A CN 101298441 B CN101298441 B CN 101298441B
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- CN
- China
- Prior art keywords
- mother liquor
- bit
- ketone
- benzisothiazole
- organic solvent
- 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.)
- Expired - Fee Related
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- 239000012452 mother liquor Substances 0.000 title claims abstract description 33
- 238000000034 method Methods 0.000 title claims abstract description 16
- 238000001179 sorption measurement Methods 0.000 claims abstract description 23
- 239000000243 solution Substances 0.000 claims abstract description 18
- 239000011347 resin Substances 0.000 claims abstract description 17
- 229920005989 resin Polymers 0.000 claims abstract description 17
- 238000003795 desorption Methods 0.000 claims abstract description 13
- 238000011084 recovery Methods 0.000 claims abstract description 13
- 239000003960 organic solvent Substances 0.000 claims abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 10
- 239000003513 alkali Substances 0.000 claims abstract description 6
- 239000012670 alkaline solution Substances 0.000 claims abstract description 5
- 238000004821 distillation Methods 0.000 claims abstract description 4
- 239000002253 acid Substances 0.000 claims abstract description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 21
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 14
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 12
- 239000007788 liquid Substances 0.000 claims description 2
- 239000003463 adsorbent Substances 0.000 claims 1
- 238000005194 fractionation Methods 0.000 claims 1
- 238000002203 pretreatment Methods 0.000 claims 1
- DMSMPAJRVJJAGA-UHFFFAOYSA-N benzo[d]isothiazol-3-one Chemical compound C1=CC=C2C(=O)NSC2=C1 DMSMPAJRVJJAGA-UHFFFAOYSA-N 0.000 abstract description 43
- 238000002386 leaching Methods 0.000 abstract description 7
- 239000003480 eluent Substances 0.000 abstract description 4
- 238000001914 filtration Methods 0.000 abstract description 4
- 238000005352 clarification Methods 0.000 abstract description 3
- 229920006395 saturated elastomer Polymers 0.000 description 3
- NKBWAYZCDQRZEJ-UHFFFAOYSA-N C=CC1=CC=CC=C1.CCC1=CC=CC=C1CC Chemical group C=CC1=CC=CC=C1.CCC1=CC=CC=C1CC NKBWAYZCDQRZEJ-UHFFFAOYSA-N 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000012043 crude product Substances 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Treatment Of Liquids With Adsorbents In General (AREA)
Abstract
Description
Claims (4)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2008101229154A CN101298441B (zh) | 2008-06-20 | 2008-06-20 | 一种从母液中回收1,2-苯并异噻唑啉-3-酮的方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2008101229154A CN101298441B (zh) | 2008-06-20 | 2008-06-20 | 一种从母液中回收1,2-苯并异噻唑啉-3-酮的方法 |
Publications (2)
Publication Number | Publication Date |
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CN101298441A CN101298441A (zh) | 2008-11-05 |
CN101298441B true CN101298441B (zh) | 2012-07-25 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN2008101229154A Expired - Fee Related CN101298441B (zh) | 2008-06-20 | 2008-06-20 | 一种从母液中回收1,2-苯并异噻唑啉-3-酮的方法 |
Country Status (1)
Country | Link |
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CN (1) | CN101298441B (zh) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102726421A (zh) * | 2011-03-31 | 2012-10-17 | 住友精化株式会社 | 含有1,2-苯并异噻唑啉-3酮的水性组合物的制备方法 |
CN107686468B (zh) * | 2017-09-30 | 2020-06-19 | 连云港市三联化工有限公司 | 一种溶剂中含有1,2-苯并异噻唑啉-3-酮的回收方法 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1143452A (zh) * | 1995-07-21 | 1997-02-26 | 希尔斯美国有限公司 | 1,2-苯并异噻唑啉-3-酮的液体制剂 |
-
2008
- 2008-06-20 CN CN2008101229154A patent/CN101298441B/zh not_active Expired - Fee Related
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1143452A (zh) * | 1995-07-21 | 1997-02-26 | 希尔斯美国有限公司 | 1,2-苯并异噻唑啉-3-酮的液体制剂 |
Non-Patent Citations (2)
Title |
---|
倪越等.新工业防霉杀菌剂1 2- 苯并异噻唑啉- 3- 酮的研制.精细与专用化学品12 20.2004 |
倪越等.新工业防霉杀菌剂1,2- 苯并异噻唑啉- 3- 酮的研制.精细与专用化学品12 20.2004,12(20),21-22. * |
Also Published As
Publication number | Publication date |
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CN101298441A (zh) | 2008-11-05 |
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Application publication date: 20081105 Assignee: Dafeng Yuelong Chemical Co., Ltd. Assignor: Nanjing University Contract record no.: 2015320010078 Denomination of invention: Method for reclaiming 1,2- benzoisothiazoline-3-ketone from mother liquor Granted publication date: 20120725 License type: Exclusive License Record date: 20150528 |
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