GB1422822A - Process for obtaining esters of adipic acid epsilon-hydroxy caproic acid and other mono and/or dicarboxylic acids with lower alcohols from cyclohexanone waste and like compositions - Google Patents
Process for obtaining esters of adipic acid epsilon-hydroxy caproic acid and other mono and/or dicarboxylic acids with lower alcohols from cyclohexanone waste and like compositionsInfo
- Publication number
- GB1422822A GB1422822A GB2979873A GB2979873A GB1422822A GB 1422822 A GB1422822 A GB 1422822A GB 2979873 A GB2979873 A GB 2979873A GB 2979873 A GB2979873 A GB 2979873A GB 1422822 A GB1422822 A GB 1422822A
- Authority
- GB
- United Kingdom
- Prior art keywords
- esters
- acid
- mono
- aqueous
- cyclohexanone
- 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
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/42—Separation; Purification; Stabilisation; Use of additives
- C07C51/487—Separation; Purification; Stabilisation; Use of additives by treatment giving rise to chemical modification
- C07C51/493—Separation; Purification; Stabilisation; Use of additives by treatment giving rise to chemical modification whereby carboxylic acid esters are formed
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/08—Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides with the hydroxy or O-metal group of organic compounds
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/48—Separation; Purification; Stabilisation; Use of additives
- C07C67/52—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation
- C07C67/54—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation by distillation
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/48—Separation; Purification; Stabilisation; Use of additives
- C07C67/58—Separation; Purification; Stabilisation; Use of additives by liquid-liquid treatment
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Crystallography & Structural Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT537472A AT313249B (de) | 1972-06-22 | 1972-06-22 | Verfahren zur Gewinnung von Carbonsäureestern aus den Abfallsalzlösungen der Cyclohexanonherstellung |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1422822A true GB1422822A (en) | 1976-01-28 |
Family
ID=3575073
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB2979873A Expired GB1422822A (en) | 1972-06-22 | 1973-06-22 | Process for obtaining esters of adipic acid epsilon-hydroxy caproic acid and other mono and/or dicarboxylic acids with lower alcohols from cyclohexanone waste and like compositions |
Country Status (11)
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4442303A (en) * | 1980-12-09 | 1984-04-10 | El Paso Products Company | Recovery of water miscible organic acids from aqueous solution as alkyl esters |
US4365080A (en) * | 1981-05-20 | 1982-12-21 | El Paso Products Company | Production of dimethyl esters |
US5318711A (en) * | 1993-01-21 | 1994-06-07 | Quaker Chemical Corporation | Method for lubricating metal-metal contact systems in metalworking operations with cyclohexyl esters |
DE59703470D1 (de) * | 1996-03-01 | 2001-06-07 | Basf Ag | Verfahren zur herstellung von 1,6-hexandiol mit einer reinheit über 99 % |
US6063958A (en) * | 1998-12-22 | 2000-05-16 | China Petrochemical Development Corporation | Method of recovering adipic acid and 6-hydroxycaproic acid from waste solution of alkali metal salts of organic acids coming from the process of cyclohexane oxidation |
KR100398992B1 (ko) * | 2001-05-02 | 2003-09-22 | 재원산업 주식회사 | 디메틸 아디페이트 증류방법 |
SI1955994T1 (sl) | 2007-02-08 | 2010-08-31 | Ems Chemie Ag | Postopek za pripravo DMA |
CN102898296A (zh) * | 2011-07-29 | 2013-01-30 | 天津赛普泰克科技有限公司 | 环己酮副产物中一元酸的分离回收工艺 |
PL227792B1 (pl) * | 2012-03-23 | 2018-01-31 | Korzeniowski Waclaw Chemenergia | Sposób otrzymywania estrów syntetycznych |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3524892A (en) * | 1962-11-16 | 1970-08-18 | Celanese Corp | Hexanediol from cyclohexane |
-
1972
- 1972-06-22 AT AT537472A patent/AT313249B/de not_active IP Right Cessation
-
1973
- 1973-06-14 DE DE2330235A patent/DE2330235C3/de not_active Expired
- 1973-06-15 IT IT25424/73A patent/IT994892B/it active
- 1973-06-18 FR FR7322123A patent/FR2189367B1/fr not_active Expired
- 1973-06-20 BE BE132493A patent/BE801182A/xx unknown
- 1973-06-20 LU LU67833A patent/LU67833A1/xx unknown
- 1973-06-21 US US372021A patent/US3859335A/en not_active Expired - Lifetime
- 1973-06-21 NL NL7308677A patent/NL7308677A/xx unknown
- 1973-06-22 ES ES416164A patent/ES416164A1/es not_active Expired
- 1973-06-22 JP JP48069918A patent/JPS4954325A/ja active Pending
- 1973-06-22 GB GB2979873A patent/GB1422822A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
BE801182A (fr) | 1973-10-15 |
FR2189367B1 (US20100223739A1-20100909-C00025.png) | 1981-04-30 |
FR2189367A1 (US20100223739A1-20100909-C00025.png) | 1974-01-25 |
DE2330235B2 (de) | 1978-08-24 |
IT994892B (it) | 1975-10-20 |
LU67833A1 (US20100223739A1-20100909-C00025.png) | 1973-08-28 |
JPS4954325A (US20100223739A1-20100909-C00025.png) | 1974-05-27 |
US3859335A (en) | 1975-01-07 |
NL7308677A (US20100223739A1-20100909-C00025.png) | 1973-12-27 |
DE2330235C3 (de) | 1979-04-19 |
ES416164A1 (es) | 1976-03-01 |
DE2330235A1 (de) | 1974-01-17 |
AT313249B (de) | 1974-02-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed [section 19, patents act 1949] | ||
PLE | Entries relating assignments, transmissions, licences in the register of patents | ||
PCNP | Patent ceased through non-payment of renewal fee |