IT998978B - Procedimento di purificazione degli esteri dell acido carbonico - Google Patents
Procedimento di purificazione degli esteri dell acido carbonicoInfo
- Publication number
- IT998978B IT998978B IT30596/73A IT3059673A IT998978B IT 998978 B IT998978 B IT 998978B IT 30596/73 A IT30596/73 A IT 30596/73A IT 3059673 A IT3059673 A IT 3059673A IT 998978 B IT998978 B IT 998978B
- Authority
- IT
- Italy
- Prior art keywords
- esters
- purification
- procedure
- carbonic acid
- carbonic
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C68/00—Preparation of esters of carbonic or haloformic acids
- C07C68/08—Purification; Separation; Stabilisation
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Priority Applications (13)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT30596/73A IT998978B (it) | 1973-10-26 | 1973-10-26 | Procedimento di purificazione degli esteri dell acido carbonico |
| GB4403974A GB1441356A (en) | 1973-10-26 | 1974-10-10 | Purification of esters of carbonic acid |
| FR7435461A FR2249065B1 (it) | 1973-10-26 | 1974-10-22 | |
| CH1413074A CH605577A5 (it) | 1973-10-26 | 1974-10-22 | |
| NL7413893A NL7413893A (nl) | 1973-10-26 | 1974-10-23 | Werkwijze voor de zuivering van carbonzuur- esters. |
| CA212,210A CA1025880A (en) | 1973-10-26 | 1974-10-24 | Process for the purification of the esters of carbonic acid |
| BE149869A BE821472A (fr) | 1973-10-26 | 1974-10-25 | Procede de purification des esters de l'acide carbonique ayant ete prepares par reaction d'un alcool avec l'oxyde de carbone et l'oxygene |
| LU71179A LU71179A1 (it) | 1973-10-26 | 1974-10-25 | |
| DK560074A DK560074A (it) | 1973-10-26 | 1974-10-25 | |
| US05/518,192 US3963586A (en) | 1973-10-26 | 1974-10-25 | Extractive distillation of a dimethyl carbonate feed with water |
| AT861074A AT337142B (de) | 1973-10-26 | 1974-10-25 | Verfahren zur reinigung von dimethylcarbonat |
| JP12262174A JPS5617333B2 (it) | 1973-10-26 | 1974-10-25 | |
| DE2450856A DE2450856C3 (de) | 1973-10-26 | 1974-10-25 | Verfahren zur Reinigung von Dimethylcarbonat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT30596/73A IT998978B (it) | 1973-10-26 | 1973-10-26 | Procedimento di purificazione degli esteri dell acido carbonico |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT998978B true IT998978B (it) | 1976-02-20 |
Family
ID=11230020
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT30596/73A IT998978B (it) | 1973-10-26 | 1973-10-26 | Procedimento di purificazione degli esteri dell acido carbonico |
Country Status (13)
| Country | Link |
|---|---|
| US (1) | US3963586A (it) |
| JP (1) | JPS5617333B2 (it) |
| AT (1) | AT337142B (it) |
| BE (1) | BE821472A (it) |
| CA (1) | CA1025880A (it) |
| CH (1) | CH605577A5 (it) |
| DE (1) | DE2450856C3 (it) |
| DK (1) | DK560074A (it) |
| FR (1) | FR2249065B1 (it) |
| GB (1) | GB1441356A (it) |
| IT (1) | IT998978B (it) |
| LU (1) | LU71179A1 (it) |
| NL (1) | NL7413893A (it) |
Families Citing this family (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4080309A (en) * | 1975-04-25 | 1978-03-21 | Henkel Kommanditgesellschaft Auf Aktien (Henkel Kgaa) | Carbonic acid ester perfumes |
| DE2706684A1 (de) * | 1977-02-17 | 1978-08-24 | Basf Ag | Verfahren zur reindarstellung von dimethylcarbonat |
| DE2740243A1 (de) * | 1977-09-07 | 1979-03-15 | Bayer Ag | Verfahren zur herstellung von dialkylcarbonaten |
| US4390463A (en) * | 1981-11-19 | 1983-06-28 | International Flavors & Fragrances Inc. | Process for augmenting or enhancing the aroma of perfume compositions and colognes utilizing alkyl, aralkyl, and bicycloalkyl methyl carbonates |
| JPS59192852A (ja) * | 1983-04-15 | 1984-11-01 | Mitsubishi Electric Corp | 空燃比制御装置 |
| JPS61291753A (ja) * | 1985-06-17 | 1986-12-22 | Daihatsu Motor Co Ltd | 気化器の空燃比制御装置 |
| US4638076A (en) * | 1985-08-16 | 1987-01-20 | Texaco Inc. | Phosphoramide additives for preparation of organic carbonates |
| US4636576A (en) * | 1985-09-30 | 1987-01-13 | Texaco Inc. | Cyclic amide additives for organic carbonate process |
| US5089650A (en) * | 1986-09-12 | 1992-02-18 | Daicel Chemical Industries, Ltd. | Process for producing carbonic acid ester |
| DE4203796A1 (de) * | 1992-02-10 | 1993-08-12 | Bayer Ag | Verfahren zur herstellung von dialkylcarbonaten |
| DE4234525A1 (de) * | 1992-10-13 | 1994-04-14 | Bayer Ag | Verfahren zur Abtrennung von Alkanolen von sauerstoffhaltigen organischen Verbindungen mit höherer Kohlenstoffzahl |
| US5338878A (en) * | 1993-01-29 | 1994-08-16 | Amoco Corporation | Alkyl carbonate extraction process |
| DE4319570A1 (de) * | 1993-06-14 | 1994-12-15 | Bayer Ag | Verfahren und Abtrennung von Alkanolen von weiteren organischen Verbindungen mit höherer Kohlenstoffzahl |
| DE4339977A1 (de) * | 1993-11-24 | 1995-06-01 | Bayer Ag | Verfahren zur Aufarbeitung der flüssigen Reaktionsprodukte aus der Cu-katalysierten Dimethylcarbonatherstellung |
| CN1072205C (zh) * | 1998-07-09 | 2001-10-03 | 华中理工大学 | 采用规整填料塔分离碳酸二甲酯共沸体系的方法 |
| CN102186806B (zh) * | 2008-12-01 | 2015-01-28 | 国际壳牌研究有限公司 | 从有机碳酸酯物流中脱除链烷醇杂质的方法 |
| JP5915316B2 (ja) * | 2012-03-28 | 2016-05-11 | ダイキン工業株式会社 | 鎖状カーボネートの製造方法 |
| CN105399629A (zh) * | 2015-11-27 | 2016-03-16 | 铜陵金泰化工股份有限公司 | 一种高纯碳酸二甲酯的精制方法及设备 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2517965A (en) * | 1948-03-23 | 1950-08-08 | Pittsburgh Plate Glass Co | Purification of carbonic acid esters |
| US2687425A (en) * | 1951-12-21 | 1954-08-24 | Nat Distillers Prod Corp | Production of alkyl carbonates |
| US2787631A (en) * | 1954-05-05 | 1957-04-02 | Columbia Southern Chem Corp | Carbonate preparation |
-
1973
- 1973-10-26 IT IT30596/73A patent/IT998978B/it active
-
1974
- 1974-10-10 GB GB4403974A patent/GB1441356A/en not_active Expired
- 1974-10-22 FR FR7435461A patent/FR2249065B1/fr not_active Expired
- 1974-10-22 CH CH1413074A patent/CH605577A5/xx not_active IP Right Cessation
- 1974-10-23 NL NL7413893A patent/NL7413893A/xx not_active Application Discontinuation
- 1974-10-24 CA CA212,210A patent/CA1025880A/en not_active Expired
- 1974-10-25 DE DE2450856A patent/DE2450856C3/de not_active Expired
- 1974-10-25 US US05/518,192 patent/US3963586A/en not_active Expired - Lifetime
- 1974-10-25 JP JP12262174A patent/JPS5617333B2/ja not_active Expired
- 1974-10-25 BE BE149869A patent/BE821472A/xx not_active IP Right Cessation
- 1974-10-25 AT AT861074A patent/AT337142B/de not_active IP Right Cessation
- 1974-10-25 DK DK560074A patent/DK560074A/da not_active Application Discontinuation
- 1974-10-25 LU LU71179A patent/LU71179A1/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5617333B2 (it) | 1981-04-22 |
| JPS5077319A (it) | 1975-06-24 |
| LU71179A1 (it) | 1975-04-17 |
| ATA861074A (de) | 1976-10-15 |
| FR2249065A1 (it) | 1975-05-23 |
| NL7413893A (nl) | 1975-04-29 |
| AT337142B (de) | 1977-06-10 |
| FR2249065B1 (it) | 1976-10-22 |
| BE821472A (fr) | 1975-02-17 |
| CH605577A5 (it) | 1978-09-29 |
| DE2450856B2 (de) | 1977-02-17 |
| GB1441356A (en) | 1976-06-30 |
| DK560074A (it) | 1975-06-16 |
| DE2450856A1 (de) | 1975-04-30 |
| US3963586A (en) | 1976-06-15 |
| DE2450856C3 (de) | 1985-05-15 |
| CA1025880A (en) | 1978-02-07 |
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