BE677505A - - Google Patents
Info
- Publication number
- BE677505A BE677505A BE677505DA BE677505A BE 677505 A BE677505 A BE 677505A BE 677505D A BE677505D A BE 677505DA BE 677505 A BE677505 A BE 677505A
- Authority
- BE
- Belgium
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C69/00—Esters of carboxylic acids; Esters of carbonic or haloformic acids
- C07C69/76—Esters of carboxylic acids having a carboxyl group bound to a carbon atom of a six-membered aromatic ring
- C07C69/80—Phthalic acid esters
- C07C69/82—Terephthalic acid esters
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/08—Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides with the hydroxy or O-metal group of organic compounds
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C69/00—Esters of carboxylic acids; Esters of carbonic or haloformic acids
- C07C69/76—Esters of carboxylic acids having a carboxyl group bound to a carbon atom of a six-membered aromatic ring
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C69/00—Esters of carboxylic acids; Esters of carbonic or haloformic acids
- C07C69/76—Esters of carboxylic acids having a carboxyl group bound to a carbon atom of a six-membered aromatic ring
- C07C69/80—Phthalic acid esters
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US43892965A | 1965-03-11 | 1965-03-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE677505A true BE677505A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1966-09-08 |
Family
ID=23742619
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE677505D BE677505A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1965-03-11 | 1966-03-08 |
Country Status (6)
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3980441A (en) * | 1972-05-20 | 1976-09-14 | Chemische Werke Huls Aktiengesellschaft | Apparatus for the production of dimethyl terephthalate by the esterification of terephthalic acid |
| DE2224869C3 (de) * | 1972-05-20 | 1975-12-11 | Chemische Werke Huels Ag, 4370 Marl | Verfahren zur Herstellung von Dimethylterephthalat |
| ES419510A1 (es) * | 1972-12-15 | 1976-04-16 | Huels Chemische Werke Ag | Procedimiento para la esterificacion en la fase gaseosa de acido tereftalico. |
| US4015943A (en) * | 1972-12-15 | 1977-04-05 | Chemische Werke Huls Aktiengesellschaft | Apparatus for the esterification of terephthalic acid in the gas phase |
-
1966
- 1966-01-12 FR FR45705A patent/FR1496079A/fr not_active Expired
- 1966-02-04 CH CH158466A patent/CH467234A/de unknown
- 1966-02-07 DE DE19661543454 patent/DE1543454A1/de active Pending
- 1966-02-10 NL NL6601731A patent/NL6601731A/xx unknown
- 1966-03-08 BE BE677505D patent/BE677505A/xx unknown
- 1966-03-09 GB GB1040466A patent/GB1110684A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE1543454A1 (de) | 1969-09-11 |
| FR1496079A (fr) | 1967-09-29 |
| CH467234A (de) | 1969-01-15 |
| GB1110684A (en) | 1968-04-24 |
| NL6601731A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1966-09-12 |