DD129441A5 - Verfahren zur herstellung von terephthalsaeure,ausgehend von dikaliumterephthalat in einer zweistufigen durchfuehrung - Google Patents
Verfahren zur herstellung von terephthalsaeure,ausgehend von dikaliumterephthalat in einer zweistufigen durchfuehrungInfo
- Publication number
- DD129441A5 DD129441A5 DD7700198850A DD19885077A DD129441A5 DD 129441 A5 DD129441 A5 DD 129441A5 DD 7700198850 A DD7700198850 A DD 7700198850A DD 19885077 A DD19885077 A DD 19885077A DD 129441 A5 DD129441 A5 DD 129441A5
- Authority
- DD
- German Democratic Republic
- Prior art keywords
- dikalium
- phthalate
- expressing
- treat
- preparation
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/02—Preparation of carboxylic acids or their salts, halides or anhydrides from salts of carboxylic acids
-
- 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)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7614868A FR2351082A1 (fr) | 1976-05-11 | 1976-05-11 | Procede de fabrication d'acide terephtalique a partir de terephtalate dipotassique, realisation en deux etages |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DD129441A5 true DD129441A5 (de) | 1978-01-18 |
Family
ID=9173244
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DD7700198850A DD129441A5 (de) | 1976-05-11 | 1977-05-10 | Verfahren zur herstellung von terephthalsaeure,ausgehend von dikaliumterephthalat in einer zweistufigen durchfuehrung |
Country Status (18)
| Country | Link |
|---|---|
| JP (1) | JPS52136142A (sv) |
| AT (1) | AT350533B (sv) |
| AU (1) | AU2501577A (sv) |
| BE (1) | BE854470A (sv) |
| CS (1) | CS193575B2 (sv) |
| DD (1) | DD129441A5 (sv) |
| DE (1) | DE2721224A1 (sv) |
| ES (1) | ES458632A1 (sv) |
| FR (1) | FR2351082A1 (sv) |
| GB (1) | GB1531404A (sv) |
| IL (1) | IL52052A0 (sv) |
| LU (1) | LU77294A1 (sv) |
| NL (1) | NL7705159A (sv) |
| PL (1) | PL198009A1 (sv) |
| SE (1) | SE7705465L (sv) |
| SU (1) | SU793377A3 (sv) |
| TR (1) | TR19818A (sv) |
| ZA (1) | ZA772764B (sv) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE60025373T2 (de) * | 1999-08-30 | 2006-07-06 | Mossi & Ghisolfi International S.A. | Verfahren zur verringerung des kaliums in einem integrierten prozess zur herstellung von 2,6-naphthalenedicarbonsäure |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE788314A (fr) * | 1971-06-01 | 1973-03-01 | Phillips Petroleum Co | Procede de recuperation d'acide terephtalique et nouveau produit ainsi obtenu |
| JPS5834931B2 (ja) * | 1975-10-28 | 1983-07-29 | ソニー株式会社 | ハンドウタイヘノフジユンブツドウニユウホウ |
-
1976
- 1976-05-11 FR FR7614868A patent/FR2351082A1/fr active Granted
-
1977
- 1977-05-06 AT AT324277A patent/AT350533B/de not_active IP Right Cessation
- 1977-05-09 LU LU77294A patent/LU77294A1/xx unknown
- 1977-05-09 ZA ZA00772764A patent/ZA772764B/xx unknown
- 1977-05-09 AU AU25015/77A patent/AU2501577A/en not_active Expired
- 1977-05-09 TR TR19818A patent/TR19818A/xx unknown
- 1977-05-10 NL NL7705159A patent/NL7705159A/xx unknown
- 1977-05-10 JP JP5365977A patent/JPS52136142A/ja active Pending
- 1977-05-10 SE SE7705465A patent/SE7705465L/sv unknown
- 1977-05-10 DD DD7700198850A patent/DD129441A5/xx unknown
- 1977-05-10 BE BE177451A patent/BE854470A/xx unknown
- 1977-05-10 IL IL52052A patent/IL52052A0/xx unknown
- 1977-05-10 GB GB19654/77A patent/GB1531404A/en not_active Expired
- 1977-05-10 ES ES458632A patent/ES458632A1/es not_active Expired
- 1977-05-10 PL PL19800977A patent/PL198009A1/xx not_active IP Right Cessation
- 1977-05-11 DE DE19772721224 patent/DE2721224A1/de not_active Ceased
- 1977-05-11 SU SU772480074A patent/SU793377A3/ru active
- 1977-05-11 CS CS773089A patent/CS193575B2/cs unknown
Also Published As
| Publication number | Publication date |
|---|---|
| TR19818A (tr) | 1980-01-03 |
| ATA324277A (de) | 1978-11-15 |
| AT350533B (de) | 1979-06-11 |
| ZA772764B (en) | 1978-04-26 |
| ES458632A1 (es) | 1978-02-01 |
| FR2351082A1 (fr) | 1977-12-09 |
| DE2721224A1 (de) | 1977-11-17 |
| SE7705465L (sv) | 1977-11-12 |
| NL7705159A (nl) | 1977-11-15 |
| SU793377A3 (ru) | 1980-12-30 |
| LU77294A1 (sv) | 1978-06-26 |
| FR2351082B1 (sv) | 1980-09-19 |
| JPS52136142A (en) | 1977-11-14 |
| PL198009A1 (pl) | 1978-04-10 |
| AU2501577A (en) | 1978-11-16 |
| IL52052A0 (en) | 1977-07-31 |
| GB1531404A (en) | 1978-11-08 |
| CS193575B2 (en) | 1979-10-31 |
| BE854470A (fr) | 1977-11-10 |
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