DE68906719D1 - Verfahren zur gewinnung von hochreinem bisphenol-a. - Google Patents
Verfahren zur gewinnung von hochreinem bisphenol-a.Info
- Publication number
- DE68906719D1 DE68906719D1 DE8989105731T DE68906719T DE68906719D1 DE 68906719 D1 DE68906719 D1 DE 68906719D1 DE 8989105731 T DE8989105731 T DE 8989105731T DE 68906719 T DE68906719 T DE 68906719T DE 68906719 D1 DE68906719 D1 DE 68906719D1
- Authority
- DE
- Germany
- Prior art keywords
- high purity
- obtaining high
- purity bisphenol
- bisphenol
- obtaining
- 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
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C39/00—Compounds having at least one hydroxy or O-metal group bound to a carbon atom of a six-membered aromatic ring
- C07C39/12—Compounds having at least one hydroxy or O-metal group bound to a carbon atom of a six-membered aromatic ring polycyclic with no unsaturation outside the aromatic rings
- C07C39/15—Compounds having at least one hydroxy or O-metal group bound to a carbon atom of a six-membered aromatic ring polycyclic with no unsaturation outside the aromatic rings with all hydroxy groups on non-condensed rings, e.g. phenylphenol
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
- C07C37/68—Purification; separation; Use of additives, e.g. for stabilisation
- C07C37/70—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8390588 | 1988-04-05 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE68906719D1 true DE68906719D1 (de) | 1993-07-01 |
DE68906719T2 DE68906719T2 (de) | 1993-10-28 |
Family
ID=13815637
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE89105731T Expired - Fee Related DE68906719T2 (de) | 1988-04-05 | 1989-03-31 | Verfahren zur Gewinnung von hochreinem Bisphenol-A. |
Country Status (7)
Country | Link |
---|---|
US (1) | US4931146A (de) |
EP (1) | EP0343349B1 (de) |
KR (1) | KR910006323B1 (de) |
CN (1) | CN1013366B (de) |
CA (1) | CA1311499C (de) |
DE (1) | DE68906719T2 (de) |
ES (1) | ES2054914T3 (de) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4105428A1 (de) * | 1991-02-21 | 1992-08-27 | Bayer Ag | Verfahren zur reinigung von bisphenolen |
CN1059428C (zh) * | 1991-07-10 | 2000-12-13 | 千代田化工建设株式会社 | 高品位双酚a的制造方法 |
EP0643032B1 (de) * | 1991-07-16 | 1997-02-05 | Chiyoda Corporation | Kondensationsverfahren zur Rückgewinnung von Bisphenol A und Phenol |
CN1050828C (zh) * | 1993-02-16 | 2000-03-29 | 中国石油化工总公司 | 制备高品位聚碳酸脂级双酚a的脱酚新方法 |
DE4413396A1 (de) * | 1994-04-18 | 1995-10-19 | Bayer Ag | Verfahren zur Herstellung von ultrareinem Bisphenol-A und dessen Verwendung |
US5959158A (en) * | 1996-04-12 | 1999-09-28 | Gammill; Ben | Method and system for bisphenol a production using water |
US5874644A (en) * | 1996-04-12 | 1999-02-23 | Gammill; Ben | Method and system for bisphenol a production using controlled turbulence |
JP3946845B2 (ja) * | 1997-12-24 | 2007-07-18 | 日本ジーイープラスチックス株式会社 | ビスフェノール類の製造方法およびポリカーボネートの製造方法 |
JP3681529B2 (ja) | 1997-12-26 | 2005-08-10 | 日本ジーイープラスチックス株式会社 | ポリカーボネートの製造方法 |
DE19848026A1 (de) * | 1998-10-17 | 2000-04-20 | Bayer Ag | Verfahren zur Herstellung von Bis(4-hydroxyaryl)alkanen |
DE19961566A1 (de) * | 1999-12-20 | 2001-06-21 | Bayer Ag | Bis(4-hydroxyaryl)alkane |
US6545187B1 (en) | 2001-09-19 | 2003-04-08 | General Electric Company | Production of low-particulate bisphenol and use thereof in the manufacturing of polycarbonate |
US6703530B2 (en) | 2002-02-28 | 2004-03-09 | General Electric Company | Chemical reactor system and process |
DE102007026548A1 (de) | 2007-06-08 | 2008-12-18 | Bayer Materialscience Ag | Vermeidung von Feststoffablagerungen in Tropfenabscheidern durch Eindüsung von geeigneten Flüssigkeiten |
CN103755948A (zh) * | 2014-01-17 | 2014-04-30 | 金骄特种新材料(集团)有限公司 | 一种生物基聚亚烷基二醇及其制备方法 |
DE102016116078B3 (de) * | 2016-08-29 | 2018-01-04 | Epc Engineering Consulting Gmbh | Verfahren zur Herstellung eines Polycarbonats unter Einsatz einer Strippvorrichtung |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2609334A (en) * | 1949-05-07 | 1952-09-02 | Du Pont | Falling-film fractionation |
DE1030836B (de) * | 1952-08-25 | 1958-05-29 | Bataafsche Petroleum | Verfahren zur Herstellung von 2, 2-Bis-(p-oxyphenyl)-propan |
US2730553A (en) * | 1952-08-25 | 1956-01-10 | Shell Dev | Production of bis di-(hydroxyaryl) substituted compounds |
US3073868A (en) * | 1959-02-05 | 1963-01-15 | Hooker Chemical Corp | Production and purification of diphenylolalkanes |
FR2135856A5 (de) * | 1971-04-30 | 1972-12-22 | Accumulateurs Fixes | |
IT974747B (it) * | 1972-12-22 | 1974-07-10 | Sir Soc Italiana Resine Spa | Procedimento perfezionato per la produzione di 2 2 4 4 dii drossidifenilpropano |
NL7410872A (nl) * | 1974-08-14 | 1976-02-17 | Shell Int Research | Werkwijze voor het zuiveren van in polyhydroxy- verbindingen aanwezige ruwe bishydroxyarylver- bindingen. |
US4160110A (en) * | 1978-04-17 | 1979-07-03 | General Electric Company | Method for stabilizing bisphenols under melt or distillation conditions |
US4408087A (en) * | 1979-10-29 | 1983-10-04 | General Electric Company | Purification of bisphenol-A |
JPS5788137A (en) * | 1980-11-25 | 1982-06-01 | Mitsubishi Chem Ind Ltd | Preparation of bisphenol a |
US4400553A (en) * | 1981-06-24 | 1983-08-23 | General Electric Company | Recovery of BPA and phenol from aqueous effluent streams |
US4504364A (en) * | 1982-06-28 | 1985-03-12 | The Lummus Company | Phenol purification |
US4447655A (en) * | 1982-11-24 | 1984-05-08 | General Electric Company | Purification of bisphenol-A |
US4492807A (en) * | 1983-04-22 | 1985-01-08 | General Electric Company | Method for purification of bisphenol A |
US4507509A (en) * | 1984-01-04 | 1985-03-26 | General Electric Company | Purification of bisphenol-A |
JPH066542B2 (ja) * | 1987-05-06 | 1994-01-26 | 三井東圧化学株式会社 | ビスフェノ−ルaの製造方法 |
-
1989
- 1989-03-28 US US07/329,867 patent/US4931146A/en not_active Expired - Lifetime
- 1989-03-31 DE DE89105731T patent/DE68906719T2/de not_active Expired - Fee Related
- 1989-03-31 ES ES89105731T patent/ES2054914T3/es not_active Expired - Lifetime
- 1989-03-31 EP EP89105731A patent/EP0343349B1/de not_active Expired - Lifetime
- 1989-04-03 KR KR1019890004358A patent/KR910006323B1/ko not_active IP Right Cessation
- 1989-04-04 CA CA000595578A patent/CA1311499C/en not_active Expired - Fee Related
- 1989-04-04 CN CN89102084A patent/CN1013366B/zh not_active Expired
Also Published As
Publication number | Publication date |
---|---|
EP0343349A1 (de) | 1989-11-29 |
CN1013366B (zh) | 1991-07-31 |
US4931146A (en) | 1990-06-05 |
ES2054914T3 (es) | 1994-08-16 |
EP0343349B1 (de) | 1993-05-26 |
KR910006323B1 (ko) | 1991-08-20 |
KR890015985A (ko) | 1989-11-27 |
CA1311499C (en) | 1992-12-15 |
CN1037891A (zh) | 1989-12-13 |
DE68906719T2 (de) | 1993-10-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: MITSUI CHEMICALS, INC., TOKIO/TOKYO, JP |
|
8339 | Ceased/non-payment of the annual fee |