NO20013619L - Fremgangsmåte og installasjon for separering og rensing av difenoler i fenol- og fenolderivatindustrien - Google Patents
Fremgangsmåte og installasjon for separering og rensing av difenoler i fenol- og fenolderivatindustrienInfo
- Publication number
- NO20013619L NO20013619L NO20013619A NO20013619A NO20013619L NO 20013619 L NO20013619 L NO 20013619L NO 20013619 A NO20013619 A NO 20013619A NO 20013619 A NO20013619 A NO 20013619A NO 20013619 L NO20013619 L NO 20013619L
- Authority
- NO
- Norway
- Prior art keywords
- phenol
- diphenols
- purification
- separation
- installation
- Prior art date
Links
Classifications
-
- 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
- C07C37/74—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment by distillation
-
- 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
- C07C37/685—Processes comprising at least two steps in series
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9900908A FR2788763B1 (fr) | 1999-01-25 | 1999-01-25 | Procede et installation de separation et purification des diphenols dans l'industrie du phenol et de ses derives |
PCT/FR2000/000166 WO2000043334A2 (fr) | 1999-01-25 | 2000-01-25 | Procede et installation de separation et purification des diphenols dans l'industrie du phenol et de ses derives |
Publications (3)
Publication Number | Publication Date |
---|---|
NO20013619D0 NO20013619D0 (no) | 2001-07-23 |
NO20013619L true NO20013619L (no) | 2001-09-25 |
NO329476B1 NO329476B1 (no) | 2010-10-25 |
Family
ID=9541286
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO20013619A NO329476B1 (no) | 1999-01-25 | 2001-07-23 | Fremgangsmate og anlegg for separasjon og rensing av en ra blanding omfattende hydrokinon og resorcinol |
Country Status (8)
Country | Link |
---|---|
US (1) | US6844472B1 (no) |
EP (1) | EP1144347A3 (no) |
JP (1) | JP2003512295A (no) |
CN (1) | CN1249002C (no) |
AU (1) | AU3060000A (no) |
FR (1) | FR2788763B1 (no) |
NO (1) | NO329476B1 (no) |
WO (1) | WO2000043334A2 (no) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100344594C (zh) * | 2006-04-06 | 2007-10-24 | 天津大学 | 苯酚、邻/对苯二酚以及焦油水溶液的分离提纯装置及其分离提纯方法 |
FR2903097B1 (fr) * | 2006-06-29 | 2012-10-19 | Rhodia Recherches & Tech | Procede de preparation d'hydroquinone purifiee et mise en forme |
FR2903100B1 (fr) * | 2006-06-29 | 2012-08-03 | Rhodia Recherches & Tech | Procede de preparation d'hydroquinone purifiee |
FR2903098B1 (fr) * | 2006-06-29 | 2012-08-03 | Rhodia Recherches & Tech | Nouvelle forme d'hydroquinone et son procede d'obtention |
FR2903099B1 (fr) * | 2006-06-29 | 2012-08-03 | Rhodia Recherches & Tech | Procede de separation et de purification d'hydroquinone a partir de melanges bruts |
FR2905374B1 (fr) * | 2006-09-04 | 2008-11-14 | Rhodia Recherches & Tech | Procede de preparation d'hydroquinone de purete elevee. |
CN101225025B (zh) * | 2008-02-13 | 2010-09-29 | 上海华谊丙烯酸有限公司 | 一种分离苯酚羟基化反应液中邻/对苯二酚的方法 |
CN108147949B (zh) * | 2016-12-06 | 2021-03-26 | 嘉兴市中华化工有限责任公司 | 一种苯二酚反应液的分离方法 |
CN110944968A (zh) * | 2019-10-29 | 2020-03-31 | 上海应用技术大学 | 一种从邻乙氧基苯酚反应液回收邻苯二酚的方法 |
CN114163310A (zh) * | 2021-12-16 | 2022-03-11 | 北京石油化工学院 | 一种分离和提纯苯二酚异构体的方法 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5534778B2 (no) * | 1972-07-05 | 1980-09-09 | ||
DE2928553A1 (de) * | 1979-07-14 | 1981-01-29 | Bayer Ag | Verfahren zur gewinnung von brenzkatechin und hydrochinon |
DE3037476A1 (de) * | 1979-10-09 | 1981-04-23 | Sumitomo Chemical Co., Ltd., Osaka | Verfahren zur trennung von resorcin und hydrochinon voneinander bzw. zur abtrennung und reinigung von hydrochinon aus verunreinigtem rohhydrochinon |
JPS5653629A (en) * | 1979-10-09 | 1981-05-13 | Sumitomo Chem Co Ltd | Method for separation and purification of hydroquinone |
JPS5653630A (en) * | 1979-10-09 | 1981-05-13 | Sumitomo Chem Co Ltd | Separating method of resorcin and hydroquinone |
JP3405591B2 (ja) * | 1994-05-24 | 2003-05-12 | 株式会社東芝 | 有害有機塩素系化合物の分解処理方法 |
JPH09302380A (ja) * | 1996-05-10 | 1997-11-25 | Nippon Wax Polymer Kaihatsu Kenkyusho:Kk | エイコサペンタエン酸又はそのエステルの精製方法 |
JPH11217339A (ja) * | 1998-01-30 | 1999-08-10 | Ube Ind Ltd | 熱劣化性化合物の蒸留法 |
-
1999
- 1999-01-25 FR FR9900908A patent/FR2788763B1/fr not_active Expired - Fee Related
-
2000
- 2000-01-25 JP JP2000594754A patent/JP2003512295A/ja active Pending
- 2000-01-25 AU AU30600/00A patent/AU3060000A/en not_active Abandoned
- 2000-01-25 US US09/889,957 patent/US6844472B1/en not_active Expired - Fee Related
- 2000-01-25 CN CNB008031061A patent/CN1249002C/zh not_active Expired - Fee Related
- 2000-01-25 WO PCT/FR2000/000166 patent/WO2000043334A2/fr active Application Filing
- 2000-01-25 EP EP00900662A patent/EP1144347A3/fr not_active Withdrawn
-
2001
- 2001-07-23 NO NO20013619A patent/NO329476B1/no not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
WO2000043334A2 (fr) | 2000-07-27 |
AU3060000A (en) | 2000-08-07 |
US6844472B1 (en) | 2005-01-18 |
CN1249002C (zh) | 2006-04-05 |
NO20013619D0 (no) | 2001-07-23 |
FR2788763B1 (fr) | 2001-04-13 |
NO329476B1 (no) | 2010-10-25 |
CN1450986A (zh) | 2003-10-22 |
EP1144347A2 (fr) | 2001-10-17 |
FR2788763A1 (fr) | 2000-07-28 |
JP2003512295A (ja) | 2003-04-02 |
EP1144347A3 (fr) | 2002-11-20 |
WO2000043334A3 (fr) | 2002-10-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM1K | Lapsed by not paying the annual fees |