DE602004004245D1 - Verfahren zur herstellung von dimethylketen und polydimethylketen aus isobutteranhydrid - Google Patents
Verfahren zur herstellung von dimethylketen und polydimethylketen aus isobutteranhydridInfo
- Publication number
- DE602004004245D1 DE602004004245D1 DE602004004245T DE602004004245T DE602004004245D1 DE 602004004245 D1 DE602004004245 D1 DE 602004004245D1 DE 602004004245 T DE602004004245 T DE 602004004245T DE 602004004245 T DE602004004245 T DE 602004004245T DE 602004004245 D1 DE602004004245 D1 DE 602004004245D1
- Authority
- DE
- Germany
- Prior art keywords
- ketes
- isobutter
- polydimethyl
- anhydride
- producing dimethyl
- 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 - Lifetime
Links
- OTMSDBZUPAUEDD-UHFFFAOYSA-N Ethane Chemical compound CC OTMSDBZUPAUEDD-UHFFFAOYSA-N 0.000 title 1
- 150000008064 anhydrides Chemical class 0.000 title 1
- 238000004519 manufacturing process Methods 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F16/00—Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an alcohol, ether, aldehydo, ketonic, acetal or ketal radical
- C08F16/36—Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an alcohol, ether, aldehydo, ketonic, acetal or ketal radical by a ketonic radical
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/87—Preparation of ketenes or dimeric ketenes
- C07C45/89—Preparation of ketenes or dimeric ketenes from carboxylic acids, their anhydrides, esters or halides
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C49/00—Ketones; Ketenes; Dimeric ketenes; Ketonic chelates
- C07C49/88—Ketenes; Dimeric ketenes
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Polyethers (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR0302219 | 2003-02-21 | ||
| FR0302219A FR2851562B1 (fr) | 2003-02-21 | 2003-02-21 | Procede de preparation du dimethylcetene puis du polydimethylcetene a partir de l'anhydride isobutyrique |
| PCT/FR2004/000399 WO2004076508A2 (fr) | 2003-02-21 | 2004-02-20 | Procede de preparation du dimethylcetene puis du polydimethylcetene a partir de l’anhydride isobutyrique |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE602004004245D1 true DE602004004245D1 (de) | 2007-02-22 |
| DE602004004245T2 DE602004004245T2 (de) | 2007-11-15 |
Family
ID=32799528
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE602004004245T Expired - Lifetime DE602004004245T2 (de) | 2003-02-21 | 2004-02-20 | Verfahren zur herstellung von dimethylketen und polydimethylketen aus isobutteranhydrid |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US7435856B2 (de) |
| EP (1) | EP1594832B1 (de) |
| JP (1) | JP4368354B2 (de) |
| KR (1) | KR100735597B1 (de) |
| CN (1) | CN100439311C (de) |
| CA (1) | CA2516536A1 (de) |
| DE (1) | DE602004004245T2 (de) |
| FR (1) | FR2851562B1 (de) |
| WO (1) | WO2004076508A2 (de) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI698423B (zh) * | 2019-03-21 | 2020-07-11 | 財團法人工業技術研究院 | 2,2,4,4-四甲基-1,3-環丁二酮的合成方法 |
| CN110105186B (zh) * | 2019-05-14 | 2022-04-01 | 浙江恒澜科技有限公司 | 一种制备烯酮类化合物的方法 |
| CN112174797B (zh) * | 2020-08-18 | 2022-12-16 | 浙江恒逸石化研究院有限公司 | 一种二甲基乙烯酮的高效分离方法 |
| CN114105748B (zh) * | 2020-08-28 | 2024-06-25 | 万华化学集团股份有限公司 | 一种制备方法、制备得到的烯酮类化合物以及该化合物的应用 |
| CN112079700B (zh) * | 2020-08-31 | 2023-03-21 | 浙江恒逸石化研究院有限公司 | 一种以异丁酸酐为原料制备二甲基乙烯酮快速分离产物的方法 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3201474A (en) * | 1959-09-24 | 1965-08-17 | Eastman Kodak Co | Process of manufacturing dialkyl ketenes |
| US5169994A (en) * | 1991-08-20 | 1992-12-08 | Eastman Kodak Company | Process for the manufacture of 2,2,4,4-tetramethycyclobutanediol |
| US5258556A (en) * | 1993-02-01 | 1993-11-02 | Eastman Kodak Company | Process for the manufacture of 2,2,4,4-tetramethylcyclobutanediol |
-
2003
- 2003-02-21 FR FR0302219A patent/FR2851562B1/fr not_active Expired - Fee Related
-
2004
- 2004-02-20 US US10/545,977 patent/US7435856B2/en not_active Expired - Fee Related
- 2004-02-20 EP EP04713099A patent/EP1594832B1/de not_active Expired - Lifetime
- 2004-02-20 KR KR1020057015464A patent/KR100735597B1/ko not_active IP Right Cessation
- 2004-02-20 CA CA002516536A patent/CA2516536A1/fr not_active Abandoned
- 2004-02-20 WO PCT/FR2004/000399 patent/WO2004076508A2/fr active IP Right Grant
- 2004-02-20 DE DE602004004245T patent/DE602004004245T2/de not_active Expired - Lifetime
- 2004-02-20 JP JP2005518437A patent/JP4368354B2/ja not_active Expired - Fee Related
- 2004-02-20 CN CNB2004800048202A patent/CN100439311C/zh not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| FR2851562A1 (fr) | 2004-08-27 |
| WO2004076508A3 (fr) | 2004-11-18 |
| EP1594832A2 (de) | 2005-11-16 |
| JP4368354B2 (ja) | 2009-11-18 |
| CN1751014A (zh) | 2006-03-22 |
| WO2004076508A2 (fr) | 2004-09-10 |
| KR20050102669A (ko) | 2005-10-26 |
| KR100735597B1 (ko) | 2007-07-04 |
| DE602004004245T2 (de) | 2007-11-15 |
| EP1594832B1 (de) | 2007-01-10 |
| FR2851562B1 (fr) | 2005-04-01 |
| CA2516536A1 (fr) | 2004-09-10 |
| US7435856B2 (en) | 2008-10-14 |
| CN100439311C (zh) | 2008-12-03 |
| US20060270878A1 (en) | 2006-11-30 |
| JP2006517919A (ja) | 2006-08-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8364 | No opposition during term of opposition |