FR1136163A - Purification des glycols - Google Patents
Purification des glycolsInfo
- Publication number
- FR1136163A FR1136163A FR1136163DA FR1136163A FR 1136163 A FR1136163 A FR 1136163A FR 1136163D A FR1136163D A FR 1136163DA FR 1136163 A FR1136163 A FR 1136163A
- Authority
- FR
- France
- Prior art keywords
- glycols
- purification
- 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
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
- C07C29/74—Separation; Purification; Use of additives, e.g. for stabilisation
- C07C29/76—Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment
- C07C29/80—Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment by distillation
-
- 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
- C07C29/88—Separation; Purification; Use of additives, e.g. for stabilisation by treatment giving rise to a chemical modification of at least one compound
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1136163X | 1954-11-24 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1136163A true FR1136163A (fr) | 1957-05-10 |
Family
ID=10876772
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1136163D Expired FR1136163A (fr) | 1954-11-24 | 1955-11-24 | Purification des glycols |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1136163A (fr) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1046006B (de) * | 1956-02-10 | 1958-12-11 | Ici Ltd | Verfahren zur Reinigung von Glykolen |
DE1189537B (de) * | 1962-04-07 | 1965-03-25 | Hans J Zimmer | Verfahren zur Reinigung des bei der Herstellung von Polyaethylenglykolterephthalat wiedergewonnenen Glykols |
-
1955
- 1955-11-24 FR FR1136163D patent/FR1136163A/fr not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1046006B (de) * | 1956-02-10 | 1958-12-11 | Ici Ltd | Verfahren zur Reinigung von Glykolen |
DE1189537B (de) * | 1962-04-07 | 1965-03-25 | Hans J Zimmer | Verfahren zur Reinigung des bei der Herstellung von Polyaethylenglykolterephthalat wiedergewonnenen Glykols |
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