NL8105847A - Werkwijze voor het winnen van ethyleenglycol. - Google Patents
Werkwijze voor het winnen van ethyleenglycol. Download PDFInfo
- Publication number
- NL8105847A NL8105847A NL8105847A NL8105847A NL8105847A NL 8105847 A NL8105847 A NL 8105847A NL 8105847 A NL8105847 A NL 8105847A NL 8105847 A NL8105847 A NL 8105847A NL 8105847 A NL8105847 A NL 8105847A
- Authority
- NL
- Netherlands
- Prior art keywords
- ethylene glycol
- fraction
- washings
- organic acids
- ethylene
- Prior art date
Links
Classifications
-
- 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
- B01J39/00—Cation exchange; Use of material as cation exchangers; Treatment of material for improving the cation exchange properties
- B01J39/26—Cation exchangers for chromatographic processes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D15/00—Separating processes involving the treatment of liquids with solid sorbents; Apparatus therefor
- B01D15/08—Selective adsorption, e.g. chromatography
-
- 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
- C07C29/74—Separation; Purification; Use of additives, e.g. for stabilisation
- C07C29/76—Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C31/00—Saturated compounds having hydroxy or O-metal groups bound to acyclic carbon atoms
- C07C31/18—Polyhydroxylic acyclic alcohols
- C07C31/20—Dihydroxylic alcohols
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D301/00—Preparation of oxiranes
- C07D301/02—Synthesis of the oxirane ring
- C07D301/03—Synthesis of the oxirane ring by oxidation of unsaturated compounds, or of mixtures of unsaturated and saturated compounds
- C07D301/04—Synthesis of the oxirane ring by oxidation of unsaturated compounds, or of mixtures of unsaturated and saturated compounds with air or molecular oxygen
- C07D301/08—Synthesis of the oxirane ring by oxidation of unsaturated compounds, or of mixtures of unsaturated and saturated compounds with air or molecular oxygen in the gaseous phase
- C07D301/10—Synthesis of the oxirane ring by oxidation of unsaturated compounds, or of mixtures of unsaturated and saturated compounds with air or molecular oxygen in the gaseous phase with catalysts containing silver or gold
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D301/00—Preparation of oxiranes
- C07D301/32—Separation; Purification
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Analytical Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Treatment Of Liquids With Adsorbents In General (AREA)
Applications Claiming Priority (8)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18314080A JPS57106632A (en) | 1980-12-24 | 1980-12-24 | Purification of ethylene glycol discharged from ethylene oxide preparation process |
| JP18314080 | 1980-12-24 | ||
| JP56028061A JPS57142930A (en) | 1981-02-27 | 1981-02-27 | Recovering method of ethylene glycol |
| JP2806281A JPS57142931A (en) | 1981-02-27 | 1981-02-27 | Recovering method of ethylene glycol |
| JP2806181 | 1981-02-27 | ||
| JP2806281 | 1981-02-27 | ||
| JP16050981A JPS5862124A (ja) | 1981-10-08 | 1981-10-08 | エチレングリコ−ルの精製方法 |
| JP16050981 | 1981-10-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL8105847A true NL8105847A (nl) | 1982-07-16 |
Family
ID=27458815
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL8105847A NL8105847A (nl) | 1980-12-24 | 1981-12-24 | Werkwijze voor het winnen van ethyleenglycol. |
Country Status (3)
| Country | Link |
|---|---|
| DE (1) | DE3151452A1 (de) |
| GB (1) | GB2091580A (de) |
| NL (1) | NL8105847A (de) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1160228B1 (de) * | 2000-05-31 | 2006-07-12 | Shell Internationale Researchmaatschappij B.V. | Verfahren zur Trennung von Ethylenglykol |
| CN112441882B (zh) * | 2019-09-02 | 2023-04-07 | 中国石油化工股份有限公司 | 用于乙二醇精制的稳定剂及其制备方法 |
-
1981
- 1981-12-23 GB GB8138793A patent/GB2091580A/en active Pending
- 1981-12-24 DE DE19813151452 patent/DE3151452A1/de not_active Withdrawn
- 1981-12-24 NL NL8105847A patent/NL8105847A/nl not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| DE3151452A1 (de) | 1982-07-15 |
| GB2091580A (en) | 1982-08-04 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A85 | Still pending on 85-01-01 | ||
| BV | The patent application has lapsed |