JP2003531137A5 - - Google Patents
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- Publication number
- JP2003531137A5 JP2003531137A5 JP2001576765A JP2001576765A JP2003531137A5 JP 2003531137 A5 JP2003531137 A5 JP 2003531137A5 JP 2001576765 A JP2001576765 A JP 2001576765A JP 2001576765 A JP2001576765 A JP 2001576765A JP 2003531137 A5 JP2003531137 A5 JP 2003531137A5
- Authority
- JP
- Japan
- Prior art keywords
- recrystallization
- water
- process according
- further purified
- dihydroxydiphenyl sulfone
- 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.)
- Granted
Links
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- VPWNQTHUCYMVMZ-UHFFFAOYSA-N 4,4'-sulfonyldiphenol Chemical compound C1=CC(O)=CC=C1S(=O)(=O)C1=CC=C(O)C=C1 VPWNQTHUCYMVMZ-UHFFFAOYSA-N 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000001953 recrystallisation Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE10018580A DE10018580A1 (de) | 2000-04-14 | 2000-04-14 | Semikontinuierliches Verfahren zur Herstellung von 4,4'-Dihydroxydiphenylsulfon |
| DE10018580.0 | 2000-04-14 | ||
| PCT/EP2001/004081 WO2001079163A1 (de) | 2000-04-14 | 2001-04-10 | Semikontinuierliches verfahren zur herstellung von 4,4'-dihydroxydiphenylsulfon |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2003531137A JP2003531137A (ja) | 2003-10-21 |
| JP2003531137A5 true JP2003531137A5 (https=) | 2008-02-21 |
| JP4637438B2 JP4637438B2 (ja) | 2011-02-23 |
Family
ID=7638782
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2001576765A Expired - Lifetime JP4637438B2 (ja) | 2000-04-14 | 2001-04-10 | ４，４’−ジヒドロキシジフェニルスルホンの半連続的製造法 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US6700020B2 (https=) |
| EP (1) | EP1272462B1 (https=) |
| JP (1) | JP4637438B2 (https=) |
| AU (1) | AU5480101A (https=) |
| DE (2) | DE10018580A1 (https=) |
| WO (1) | WO2001079163A1 (https=) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1498412B1 (en) * | 2002-04-25 | 2014-06-25 | Konishi Chemical Ind. Co., Ltd. | Process for producing dihydroxydiphenyl sulfone |
| JP4496381B2 (ja) * | 2002-09-25 | 2010-07-07 | 小西化学工業株式会社 | 高純度４，４’−ジヒドロキシジフェニルスルホンの製造方法 |
| KR101354910B1 (ko) * | 2005-04-07 | 2014-01-22 | 에이.와이.와이.티. 테크놀로지컬 어플리케이션즈 앤드 데이타 업데이트 리미티드 | 무기 풀러렌-유사 나노입자의 제조 공정 및 제조장치 |
| CN113480457B (zh) * | 2021-07-23 | 2022-04-15 | 涉县津东经贸有限责任公司 | 一种高纯度双酚s的生产方法 |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3297766A (en) | 1961-10-02 | 1967-01-10 | Dow Chemical Co | Semi-continuous process for preparing 4, 4'-sulfonyldiphenol |
| EP0220004B1 (en) | 1985-10-04 | 1990-04-11 | Amoco Corporation | Process for synthesizing 4,4'-dihydroxydiphenyl sulfone |
| ATE48595T1 (de) * | 1985-10-04 | 1989-12-15 | Amoco Corp | Verfahren zur rueckgewinnung von 4,4'dihydroxydiphenylsulfonaus einer isomermischung. |
| GB8801611D0 (en) * | 1988-01-25 | 1988-02-24 | Ici Plc | Preparation of 4 4'-dihydroxydiphenyl sulphone |
| DE3928704A1 (de) * | 1989-08-30 | 1991-03-07 | Hoechst Ag | Verfahren zur herstellung von 4,4' -dihydroxydiphenylsulfon |
| JPH0791261B2 (ja) * | 1989-09-14 | 1995-10-04 | 小西化学工業株式会社 | ４，４′―ジヒドロキシジフェニルスルホンの製造法 |
| JPH082861B2 (ja) * | 1989-12-29 | 1996-01-17 | 小西化学工業株式会社 | 高純度４，４’―ジヒドロキシジフェニルスルホンの製造方法 |
| WO1992002493A1 (en) | 1990-08-06 | 1992-02-20 | Aristech Chemical Corporation | Preparation of relatively pure p, p-bisphenol s |
| JP2641023B2 (ja) * | 1993-07-16 | 1997-08-13 | 日華化学株式会社 | ４，４’−ジヒドロキシジフェニルスルホンの精製方法 |
-
2000
- 2000-04-14 DE DE10018580A patent/DE10018580A1/de not_active Withdrawn
-
2001
- 2001-04-10 DE DE50108671T patent/DE50108671D1/de not_active Expired - Lifetime
- 2001-04-10 JP JP2001576765A patent/JP4637438B2/ja not_active Expired - Lifetime
- 2001-04-10 US US10/257,328 patent/US6700020B2/en not_active Expired - Lifetime
- 2001-04-10 WO PCT/EP2001/004081 patent/WO2001079163A1/de not_active Ceased
- 2001-04-10 AU AU54801/01A patent/AU5480101A/en not_active Abandoned
- 2001-04-10 EP EP01927904A patent/EP1272462B1/de not_active Expired - Lifetime
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