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 (enExample) | 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 (enExample) |
| EP (1) | EP1272462B1 (enExample) |
| JP (1) | JP4637438B2 (enExample) |
| AU (1) | AU5480101A (enExample) |
| DE (2) | DE10018580A1 (enExample) |
| WO (1) | WO2001079163A1 (enExample) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2003091206A1 (en) * | 2002-04-25 | 2003-11-06 | Konishi Chemical Ind. Co., Ltd. | Process for producing dihydroxydiphenyl sulfone |
| US7456321B2 (en) * | 2002-09-25 | 2008-11-25 | Konishi Chemical Ind. Co., Ltd. | Process for producing high-purity 4,4′-dihydroxydiphenyl sulfone |
| JP5179348B2 (ja) * | 2005-04-07 | 2013-04-10 | イエダ リサーチ アンド ディベロップメント カンパニー リミテッド | 無機フラーレン様ナノ粒子の製造法および製造装置 |
| 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 |
| JPS6293271A (ja) * | 1985-10-04 | 1987-04-28 | アモコ コ−ポレ−シヨン | ４，４’−ジヒドロキシジフエニルスルホンを異性体混合物から回収する方法 |
| EP0220004B1 (en) | 1985-10-04 | 1990-04-11 | Amoco Corporation | Process for synthesizing 4,4'-dihydroxydiphenyl sulfone |
| 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 |
| 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 |
| 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 |
| CA2066178A1 (en) | 1990-08-06 | 1992-02-07 | Steven E. Mulhall | 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 JP JP2001576765A patent/JP4637438B2/ja not_active Expired - Lifetime
- 2001-04-10 AU AU54801/01A patent/AU5480101A/en not_active Abandoned
- 2001-04-10 EP EP01927904A patent/EP1272462B1/de not_active Expired - Lifetime
- 2001-04-10 WO PCT/EP2001/004081 patent/WO2001079163A1/de not_active Ceased
- 2001-04-10 US US10/257,328 patent/US6700020B2/en not_active Expired - Lifetime
- 2001-04-10 DE DE50108671T patent/DE50108671D1/de not_active Expired - Lifetime
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