IT1019631B - Processo continuo per la produ zione di un diolo da un estere diolico - Google Patents
Processo continuo per la produ zione di un diolo da un estere diolicoInfo
- Publication number
- IT1019631B IT1019631B IT23354/74A IT2335474A IT1019631B IT 1019631 B IT1019631 B IT 1019631B IT 23354/74 A IT23354/74 A IT 23354/74A IT 2335474 A IT2335474 A IT 2335474A IT 1019631 B IT1019631 B IT 1019631B
- Authority
- IT
- Italy
- Prior art keywords
- diolic
- diol
- ester
- production
- continuous process
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
- C07C29/128—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by alcoholysis
- C07C29/1285—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by alcoholysis of esters of organic acids
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
- B01J8/02—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds
- B01J8/04—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds the fluid passing successively through two or more beds
- B01J8/0446—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds the fluid passing successively through two or more beds the flow within the beds being predominantly vertical
- B01J8/0476—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds the fluid passing successively through two or more beds the flow within the beds being predominantly vertical in two or more otherwise shaped beds
- B01J8/048—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds the fluid passing successively through two or more beds the flow within the beds being predominantly vertical in two or more otherwise shaped beds the beds being superimposed one above the other
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/03—Preparation of carboxylic acid esters by reacting an ester group with a hydroxy group
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2208/00—Processes carried out in the presence of solid particles; Reactors therefor
- B01J2208/00008—Controlling the process
- B01J2208/00017—Controlling the temperature
- B01J2208/00106—Controlling the temperature by indirect heat exchange
- B01J2208/00168—Controlling the temperature by indirect heat exchange with heat exchange elements outside the bed of solid particles
- B01J2208/00176—Controlling the temperature by indirect heat exchange with heat exchange elements outside the bed of solid particles outside the reactor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2208/00—Processes carried out in the presence of solid particles; Reactors therefor
- B01J2208/00008—Controlling the process
- B01J2208/00017—Controlling the temperature
- B01J2208/00389—Controlling the temperature using electric heating or cooling elements
- B01J2208/00415—Controlling the temperature using electric heating or cooling elements electric resistance heaters
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00002—Chemical plants
- B01J2219/00018—Construction aspects
- B01J2219/0002—Plants assembled from modules joined together
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US365239A US3880939A (en) | 1973-05-30 | 1973-05-30 | Continuous process for the production of a diol from a diol ester |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1019631B true IT1019631B (it) | 1977-11-30 |
Family
ID=23438034
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT23354/74A IT1019631B (it) | 1973-05-30 | 1974-05-30 | Processo continuo per la produ zione di un diolo da un estere diolico |
Country Status (8)
Country | Link |
---|---|
US (1) | US3880939A (it) |
JP (1) | JPS5745208B2 (it) |
BR (1) | BR7404445D0 (it) |
DE (1) | DE2425878A1 (it) |
FR (1) | FR2240909B1 (it) |
GB (1) | GB1473671A (it) |
IT (1) | IT1019631B (it) |
NL (1) | NL7407243A (it) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5845409B2 (ja) * | 1978-09-07 | 1983-10-08 | ジェイエスアール株式会社 | ジオ−ルの製造方法 |
DE3046651A1 (de) * | 1980-12-11 | 1982-07-22 | Chemische Werke Hüls AG, 4370 Marl | Verfahren zur herstellung von weitgehend von stickstoffhaltigen verbindungen befreiten folgeprodukten aus durch hydrocarboxilierung erhaltenen carbonsaeurealkylestern |
JPS60114508U (ja) * | 1984-01-09 | 1985-08-02 | 株式会社高岳製作所 | 柱上変圧器のヒンジ構造 |
US4691041A (en) * | 1986-01-03 | 1987-09-01 | Texaco Inc. | Process for production of ethylene glycol and dimethyl carbonate |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1454604A (en) * | 1919-06-28 | 1923-05-08 | Us Ind Alcohol Co | Process of making glycol |
US1491076A (en) * | 1921-04-05 | 1924-04-22 | Us Ind Alcohol Co | Process of alcoholysis |
US2862962A (en) * | 1956-02-06 | 1958-12-02 | Celanese Corp | Ester exchange catalyzed by cationexchange materials |
US3239569A (en) * | 1960-07-22 | 1966-03-08 | Shell Oil Co | Hydroformylation of olefins |
US3647892A (en) * | 1969-04-28 | 1972-03-07 | Halcon International Inc | Preparation of ethylene glycol |
-
1973
- 1973-05-30 US US365239A patent/US3880939A/en not_active Expired - Lifetime
-
1974
- 1974-05-09 GB GB2049374A patent/GB1473671A/en not_active Expired
- 1974-05-28 DE DE19742425878 patent/DE2425878A1/de not_active Withdrawn
- 1974-05-29 FR FR7418583A patent/FR2240909B1/fr not_active Expired
- 1974-05-29 JP JP49059847A patent/JPS5745208B2/ja not_active Expired
- 1974-05-29 NL NL7407243A patent/NL7407243A/xx not_active Application Discontinuation
- 1974-05-30 IT IT23354/74A patent/IT1019631B/it active
- 1974-05-30 BR BR4445/74A patent/BR7404445D0/pt unknown
Also Published As
Publication number | Publication date |
---|---|
AU6951974A (en) | 1975-12-04 |
JPS5030813A (it) | 1975-03-27 |
FR2240909B1 (it) | 1979-07-06 |
BR7404445D0 (pt) | 1975-09-30 |
GB1473671A (en) | 1977-05-18 |
JPS5745208B2 (it) | 1982-09-27 |
US3880939A (en) | 1975-04-29 |
NL7407243A (it) | 1974-12-03 |
FR2240909A1 (it) | 1975-03-14 |
DE2425878A1 (de) | 1974-12-19 |
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