GB1110684A - Esterification of aromatic dicarboxylic acids - Google Patents
Esterification of aromatic dicarboxylic acidsInfo
- Publication number
- GB1110684A GB1110684A GB1040466A GB1040466A GB1110684A GB 1110684 A GB1110684 A GB 1110684A GB 1040466 A GB1040466 A GB 1040466A GB 1040466 A GB1040466 A GB 1040466A GB 1110684 A GB1110684 A GB 1110684A
- Authority
- GB
- United Kingdom
- Prior art keywords
- acid
- stream
- alcohol
- diester
- dicarboxylic acids
- 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
- -1 aromatic dicarboxylic acids Chemical class 0.000 title abstract 2
- 230000032050 esterification Effects 0.000 title abstract 2
- 238000005886 esterification reaction Methods 0.000 title abstract 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 abstract 3
- 239000002253 acid Substances 0.000 abstract 3
- 150000005690 diesters Chemical class 0.000 abstract 3
- 239000003054 catalyst Substances 0.000 abstract 2
- WOZVHXUHUFLZGK-UHFFFAOYSA-N dimethyl terephthalate Chemical compound COC(=O)C1=CC=C(C(=O)OC)C=C1 WOZVHXUHUFLZGK-UHFFFAOYSA-N 0.000 abstract 2
- GNTDGMZSJNCJKK-UHFFFAOYSA-N divanadium pentaoxide Chemical compound O=[V](=O)O[V](=O)=O GNTDGMZSJNCJKK-UHFFFAOYSA-N 0.000 abstract 2
- 239000007787 solid Substances 0.000 abstract 2
- DLYUQMMRRRQYAE-UHFFFAOYSA-N tetraphosphorus decaoxide Chemical compound O1P(O2)(=O)OP3(=O)OP1(=O)OP2(=O)O3 DLYUQMMRRRQYAE-UHFFFAOYSA-N 0.000 abstract 2
- 239000005995 Aluminium silicate Substances 0.000 abstract 1
- QPLDLSVMHZLSFG-UHFFFAOYSA-N Copper oxide Chemical compound [Cu]=O QPLDLSVMHZLSFG-UHFFFAOYSA-N 0.000 abstract 1
- 239000005751 Copper oxide Substances 0.000 abstract 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract 1
- WGLPBDUCMAPZCE-UHFFFAOYSA-N Trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 abstract 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 abstract 1
- 235000012211 aluminium silicate Nutrition 0.000 abstract 1
- IXWIAFSBWGYQOE-UHFFFAOYSA-M aluminum;magnesium;oxygen(2-);silicon(4+);hydroxide;tetrahydrate Chemical compound O.O.O.O.[OH-].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[Mg+2].[Al+3].[Si+4].[Si+4].[Si+4].[Si+4] IXWIAFSBWGYQOE-UHFFFAOYSA-M 0.000 abstract 1
- 229910001570 bauxite Inorganic materials 0.000 abstract 1
- 229910000423 chromium oxide Inorganic materials 0.000 abstract 1
- 229910000431 copper oxide Inorganic materials 0.000 abstract 1
- 238000000354 decomposition reaction Methods 0.000 abstract 1
- 238000001914 filtration Methods 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 abstract 1
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- 238000002360 preparation method Methods 0.000 abstract 1
- 239000000741 silica gel Substances 0.000 abstract 1
- 229910002027 silica gel Inorganic materials 0.000 abstract 1
- 239000011973 solid acid Substances 0.000 abstract 1
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 |
|---|---|
| GB1110684A true GB1110684A (en) | 1968-04-24 |
Family
ID=23742619
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB1040466A Expired GB1110684A (en) | 1965-03-11 | 1966-03-09 | Esterification of aromatic dicarboxylic acids |
Country Status (6)
| Country | Link |
|---|---|
| BE (1) | BE677505A (enrdf_load_stackoverflow) |
| CH (1) | CH467234A (enrdf_load_stackoverflow) |
| DE (1) | DE1543454A1 (enrdf_load_stackoverflow) |
| FR (1) | FR1496079A (enrdf_load_stackoverflow) |
| GB (1) | GB1110684A (enrdf_load_stackoverflow) |
| NL (1) | NL6601731A (enrdf_load_stackoverflow) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3940431A (en) * | 1972-05-20 | 1976-02-24 | Chemische Werke Huls Aktiengesellschaft | Dimethyl terephthalate prepared by the esterification of terephthalic acid |
| US3972912A (en) * | 1972-12-15 | 1976-08-03 | Chemische Werke Huls Aktiengesellschaft | Process for the esterification of terephthalic acid in the gas phase |
| 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 |
| 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
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3940431A (en) * | 1972-05-20 | 1976-02-24 | Chemische Werke Huls Aktiengesellschaft | Dimethyl terephthalate prepared by the esterification of terephthalic acid |
| 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 |
| US3972912A (en) * | 1972-12-15 | 1976-08-03 | Chemische Werke Huls Aktiengesellschaft | Process for the esterification of terephthalic acid in the gas phase |
| US4015943A (en) * | 1972-12-15 | 1977-04-05 | Chemische Werke Huls Aktiengesellschaft | Apparatus for the esterification of terephthalic acid in the gas phase |
Also Published As
| Publication number | Publication date |
|---|---|
| CH467234A (de) | 1969-01-15 |
| NL6601731A (enrdf_load_stackoverflow) | 1966-09-12 |
| FR1496079A (fr) | 1967-09-29 |
| DE1543454A1 (de) | 1969-09-11 |
| BE677505A (enrdf_load_stackoverflow) | 1966-09-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| BR9205884A (pt) | Processo para a preparação de um ácido tereftálico purificado contendo ácido p-tolúico | |
| MX155967A (es) | Procedimiento para preparar esteres de acidos alcanoicos | |
| ZA793646B (en) | Process for the production of terephthalic acid from dimethyl terephthalate as an intermediate product | |
| GB1110684A (en) | Esterification of aromatic dicarboxylic acids | |
| CS193574B2 (en) | Process for preparing terephthalic acid by the reaction of dipotassium terephthalate and benzoic acid | |
| ES436738A1 (es) | Procedimiento para la obtencion de tereftalato de dimetilo yde productos intermedios de la preparacion de tereftalato dedimetilo. | |
| GB1425375A (en) | Process for the esterification of terephthalic acid | |
| CA961034A (en) | Process for the industrial preparation of desoxyribonucleic acids of high molecular weight | |
| ES531613A0 (es) | Procedimiento continuo para la oxidacion en fase vapor de butano a anhidrido maleico | |
| UA8349A1 (uk) | Спосіб отримання терефталевої кислоти | |
| US2493896A (en) | Preparation of silica-alumina catalyst | |
| BE791138R (fr) | Procede de preparation de l'ester dimethylique de l'acide terephtaliqu | |
| GB1449474A (en) | Process for the esterification of terepthalic acid | |
| JPS57102825A (en) | Preparation of isobutylene oligomer | |
| CA1030514A (en) | Process for preparing supported superacid catalysts suitable for alkylation of aromatic hydrocarbons | |
| US2730530A (en) | Fatty acid anhydrides | |
| US2833728A (en) | Manufacture of solid phosphoric acid catalysts | |
| JPS5726632A (en) | Purifying method of glycol | |
| SU872455A1 (ru) | Способ очистки алюминатных растворов от органических веществ | |
| GB1357565A (en) | Simultaneous recovery of terephthalic acid and dimethyl tere phthalate from crude terephthalic acid | |
| GB2018252B (en) | Process for the purification of terephthalic acid | |
| GB1205542A (en) | Process for the preparation of diphenyl terephthalate | |
| ES391684A1 (es) | Procedimiento para la preparacion de un diester de bis - (beta-hidroxietil) tereftalato. | |
| JPS5726630A (en) | Purifying method of glycol | |
| ES301028A1 (es) | Procedimiento para la obtencion de un poliester. |