GB990611A - Process for the continuous production of alkali metal terephthalates - Google Patents
Process for the continuous production of alkali metal terephthalatesInfo
- Publication number
- GB990611A GB990611A GB3591763A GB3591763A GB990611A GB 990611 A GB990611 A GB 990611A GB 3591763 A GB3591763 A GB 3591763A GB 3591763 A GB3591763 A GB 3591763A GB 990611 A GB990611 A GB 990611A
- Authority
- GB
- United Kingdom
- Prior art keywords
- alkali metal
- continuous production
- minutes
- air lock
- terephthalates
- 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
- 229910052783 alkali metal Inorganic materials 0.000 title abstract 3
- -1 alkali metal terephthalates Chemical class 0.000 title abstract 3
- 238000010924 continuous production Methods 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- 239000003054 catalyst Substances 0.000 abstract 1
- 238000007599 discharging Methods 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 abstract 1
- 230000014759 maintenance of location Effects 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- 239000011541 reaction mixture Substances 0.000 abstract 1
- 238000010008 shearing Methods 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C63/00—Compounds having carboxyl groups bound to a carbon atoms of six-membered aromatic rings
- C07C63/14—Monocyclic dicarboxylic acids
- C07C63/15—Monocyclic dicarboxylic acids all carboxyl groups bound to carbon atoms of the six-membered aromatic ring
- C07C63/26—1,4 - Benzenedicarboxylic acid
- C07C63/28—Salts thereof
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/41—Preparation of salts of carboxylic acids
- C07C51/416—Henkel reaction and related reactions, i.e. rearrangement of carboxylate salt groups linked to six-membered aromatic rings, in the absence or in the presence of CO or CO2, (e.g. preparation of terepholates from benzoates); no additional classification for the subsequent hydrolysis of the salt groups has to be given
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Polyesters Or Polycarbonates (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEB68880A DE1191800B (de) | 1962-09-18 | 1962-09-18 | Verfahren zur kontinuierlichen Herstellung von Alkaliterephthalaten |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB990611A true GB990611A (en) | 1965-04-28 |
Family
ID=6976072
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB3591763A Expired GB990611A (en) | 1962-09-18 | 1963-09-12 | Process for the continuous production of alkali metal terephthalates |
Country Status (5)
| Country | Link |
|---|---|
| AT (1) | AT245559B (enExample) |
| CH (1) | CH421074A (enExample) |
| DE (1) | DE1191800B (enExample) |
| GB (1) | GB990611A (enExample) |
| NL (1) | NL297997A (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4271316A (en) * | 1976-12-09 | 1981-06-02 | Rhone-Poulenc Industries | Process for the continuous rearrangement of alkali metal salts of aromatic carboxylic acids |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE944727C (de) * | 1945-08-20 | 1956-06-21 | Heinz List Dipl Ing | Misch- und Knetmaschine |
| DE940109C (de) * | 1953-07-28 | 1956-03-08 | Bayer Ag | Misch- und Knetvorrichtung |
-
0
- NL NL297997D patent/NL297997A/xx unknown
-
1962
- 1962-09-18 DE DEB68880A patent/DE1191800B/de active Pending
-
1963
- 1963-09-09 CH CH1110963A patent/CH421074A/de unknown
- 1963-09-12 GB GB3591763A patent/GB990611A/en not_active Expired
- 1963-09-18 AT AT749163A patent/AT245559B/de active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4271316A (en) * | 1976-12-09 | 1981-06-02 | Rhone-Poulenc Industries | Process for the continuous rearrangement of alkali metal salts of aromatic carboxylic acids |
Also Published As
| Publication number | Publication date |
|---|---|
| AT245559B (de) | 1966-03-10 |
| NL297997A (enExample) | |
| CH421074A (de) | 1966-09-30 |
| DE1191800B (de) | 1965-04-29 |
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