IT8026798A0 - Procedimento per la disidratazione di gas contenenti aldeidi insature. - Google Patents
Procedimento per la disidratazione di gas contenenti aldeidi insature.Info
- Publication number
- IT8026798A0 IT8026798A0 IT8026798A IT2679880A IT8026798A0 IT 8026798 A0 IT8026798 A0 IT 8026798A0 IT 8026798 A IT8026798 A IT 8026798A IT 2679880 A IT2679880 A IT 2679880A IT 8026798 A0 IT8026798 A0 IT 8026798A0
- Authority
- IT
- Italy
- Prior art keywords
- dehydration
- procedure
- containing unsaturated
- gases containing
- unsaturated aldehydes
- Prior art date
Links
- 150000001299 aldehydes Chemical class 0.000 title 1
- 230000018044 dehydration Effects 0.000 title 1
- 238000006297 dehydration reaction Methods 0.000 title 1
- 239000007789 gas Substances 0.000 title 1
- 238000000034 method Methods 0.000 title 1
Classifications
-
- 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
- C07C45/78—Separation; Purification; Stabilisation; Use of additives
- C07C45/81—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation
-
- 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
- C07C45/27—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation
- C07C45/32—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen
- C07C45/33—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen of CHx-moieties
- C07C45/34—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen of CHx-moieties in unsaturated compounds
- C07C45/35—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen of CHx-moieties in unsaturated compounds in propene or isobutene
-
- 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
- C07C45/27—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation
- C07C45/32—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen
- C07C45/37—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen of >C—O—functional groups to >C=O groups
-
- 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
- C07C45/78—Separation; Purification; Stabilisation; Use of additives
- C07C45/783—Separation; Purification; Stabilisation; Use of additives by gas-liquid treatment, e.g. by gas-liquid absorption
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Gas Separation By Absorption (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16409879A JPS5687530A (en) | 1979-12-19 | 1979-12-19 | Dehydrating method of gas containing unsaturated aldehyde |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| IT8026798A0 true IT8026798A0 (it) | 1980-12-19 |
| IT1151467B IT1151467B (it) | 1986-12-17 |
Family
ID=15786720
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT26798/80A IT1151467B (it) | 1979-12-19 | 1980-12-19 | Procedimento per la disidratazione di gas contenenti aldeidi insature |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US4329513A (it) |
| JP (1) | JPS5687530A (it) |
| DE (1) | DE3047485C2 (it) |
| FR (1) | FR2471964A1 (it) |
| GB (1) | GB2065650B (it) |
| IT (1) | IT1151467B (it) |
| SU (1) | SU1442065A3 (it) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE69033068T2 (de) * | 1989-12-06 | 1999-08-19 | Nippon Catalytic Chem Ind | Verfahren zur Herstellung von Methacrolein und Methacrylsäure |
| SG71815A1 (en) * | 1997-07-08 | 2000-04-18 | Asahi Chemical Ind | Method of producing methyl methacrylate |
| TW201509901A (zh) | 2013-07-29 | 2015-03-16 | Rohm & Haas | 氧化酯化方法 |
| TW201509522A (zh) | 2013-07-29 | 2015-03-16 | Rohm & Haas | 氧化酯化催化劑 |
| US9969672B2 (en) | 2014-10-31 | 2018-05-15 | Rohm And Haas Company | Oxidative esterification process |
| KR102428000B1 (ko) | 2014-10-31 | 2022-08-02 | 다우 글로벌 테크놀로지스 엘엘씨 | 커플링된 반응기-증류 시스템을 이용한 산화적 에스테르화 반응으로부터의 동일계내 물 제거 방법 |
| JP2023544155A (ja) * | 2020-09-30 | 2023-10-20 | ゲノミウム，インコーポレイテッド | バイオアクロレイン及びバイオアクリル酸を生成するための発酵プロセス |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2514966A (en) * | 1948-01-09 | 1950-07-11 | Shell Dev | Refining and concentrating crude unsaturated aldehydes by extractive distillation |
| US2514967A (en) * | 1948-09-17 | 1950-07-11 | Shell Dev | Refining and concentrating crude unsaturated aldehydes |
| US2767216A (en) * | 1955-10-31 | 1956-10-16 | Shell Dev | Drying of acrolein by extractive separation with glycerol |
| JPS4823409B1 (it) * | 1970-03-04 | 1973-07-13 | ||
| JPS547768B2 (it) * | 1973-01-06 | 1979-04-10 |
-
1979
- 1979-12-19 JP JP16409879A patent/JPS5687530A/ja active Granted
-
1980
- 1980-12-05 US US06/213,703 patent/US4329513A/en not_active Expired - Lifetime
- 1980-12-11 GB GB8039692A patent/GB2065650B/en not_active Expired
- 1980-12-17 DE DE3047485A patent/DE3047485C2/de not_active Expired
- 1980-12-17 SU SU803217952A patent/SU1442065A3/ru active
- 1980-12-18 FR FR8026973A patent/FR2471964A1/fr active Granted
- 1980-12-19 IT IT26798/80A patent/IT1151467B/it active
Also Published As
| Publication number | Publication date |
|---|---|
| GB2065650A (en) | 1981-07-01 |
| FR2471964B1 (it) | 1983-01-28 |
| SU1442065A3 (ru) | 1988-11-30 |
| GB2065650B (en) | 1983-12-21 |
| DE3047485C2 (de) | 1983-05-26 |
| DE3047485A1 (de) | 1981-09-24 |
| JPS6212776B2 (it) | 1987-03-20 |
| FR2471964A1 (fr) | 1981-06-26 |
| IT1151467B (it) | 1986-12-17 |
| JPS5687530A (en) | 1981-07-16 |
| US4329513A (en) | 1982-05-11 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19961227 |