BE551366A - Procede pour la purification du dimethylterephtalate. - Google Patents
Procede pour la purification du dimethylterephtalate.Info
- Publication number
- BE551366A BE551366A BE551366A BE551366A BE551366A BE 551366 A BE551366 A BE 551366A BE 551366 A BE551366 A BE 551366A BE 551366 A BE551366 A BE 551366A BE 551366 A BE551366 A BE 551366A
- Authority
- BE
- Belgium
- Prior art keywords
- dimethylterephtalate
- purification
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/48—Separation; Purification; Stabilisation; Use of additives
- C07C67/52—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation
- C07C67/54—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation by distillation
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE1161558X | 1955-12-12 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE551366A true BE551366A (fr) | 1959-12-18 |
Family
ID=7728469
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE551366A BE551366A (fr) | 1955-12-12 | 1956-09-28 | Procede pour la purification du dimethylterephtalate. |
Country Status (6)
Country | Link |
---|---|
US (1) | US2894021A (fr) |
AT (1) | AT195917B (fr) |
BE (1) | BE551366A (fr) |
CH (1) | CH348153A (fr) |
FR (1) | FR1161558A (fr) |
GB (1) | GB808089A (fr) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1196184B (de) * | 1959-07-09 | 1965-07-08 | Eastman Kodak Co | Verfahren zur Reinigung von Dimethyl-terephthalat |
US2992168A (en) * | 1959-07-09 | 1961-07-11 | Eastman Kodak Co | Process of purifying dimethyl terephthalate and other compounds which sublime |
NL282032A (fr) * | 1961-08-17 | |||
US3206378A (en) * | 1962-06-16 | 1965-09-14 | Showa Denko Kk | Purification of mixed isomers of dicyanobenzenes by vacuum distillation |
US3425915A (en) * | 1967-02-09 | 1969-02-04 | Edward S Roberts | Purification of high boiling aromatic compounds by codistillation with a chlorinated diphenyl solvent |
US3529013A (en) * | 1967-03-02 | 1970-09-15 | Eastman Kodak Co | Method for controlling sublimation during the preparation of polyesters |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1864893A (en) * | 1928-09-24 | 1932-06-28 | American Solvents And Chemical | Process for making esters of butyl alcohol |
US2005381A (en) * | 1932-05-21 | 1935-06-18 | Eastman Kodak Co | Recovery of ingredients of plastic materials |
US2091241A (en) * | 1934-12-22 | 1937-08-24 | Du Pont | Process for the preparation of dicarboxylic acid esters |
US2778849A (en) * | 1953-09-25 | 1957-01-22 | William M Hackman | Purification of plasticizer esters |
US2802860A (en) * | 1954-08-06 | 1957-08-13 | Sherwin Williams Co | Method of manufacture of phthalic esters of anosmic character |
-
1956
- 1956-09-26 AT AT195917D patent/AT195917B/de active
- 1956-09-28 CH CH348153D patent/CH348153A/de unknown
- 1956-09-28 BE BE551366A patent/BE551366A/fr unknown
- 1956-10-18 FR FR1161558D patent/FR1161558A/fr not_active Expired
- 1956-11-02 GB GB33550/56A patent/GB808089A/en not_active Expired
- 1956-12-11 US US62757656 patent/US2894021A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
GB808089A (en) | 1959-01-28 |
US2894021A (en) | 1959-07-07 |
FR1161558A (fr) | 1958-09-02 |
CH348153A (de) | 1960-08-15 |
AT195917B (de) | 1958-02-25 |
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