GB1296785A - - Google Patents
Info
- Publication number
- GB1296785A GB1296785A GB1296785DA GB1296785A GB 1296785 A GB1296785 A GB 1296785A GB 1296785D A GB1296785D A GB 1296785DA GB 1296785 A GB1296785 A GB 1296785A
- Authority
- GB
- United Kingdom
- Prior art keywords
- transesterification
- metal salt
- product
- reaction zone
- acetate
- 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
- 238000005809 transesterification reaction Methods 0.000 abstract 5
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 abstract 3
- 238000006243 chemical reaction Methods 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
- 150000002009 diols Chemical class 0.000 abstract 2
- 239000002184 metal Substances 0.000 abstract 2
- 229910052751 metal Inorganic materials 0.000 abstract 2
- 150000003839 salts Chemical class 0.000 abstract 2
- OFOBLEOULBTSOW-UHFFFAOYSA-N Malonic acid Chemical compound OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 abstract 1
- ZOIORXHNWRGPMV-UHFFFAOYSA-N acetic acid;zinc Chemical compound [Zn].CC(O)=O.CC(O)=O ZOIORXHNWRGPMV-UHFFFAOYSA-N 0.000 abstract 1
- 125000005907 alkyl ester group Chemical group 0.000 abstract 1
- 239000006227 byproduct Substances 0.000 abstract 1
- 239000003795 chemical substances by application Substances 0.000 abstract 1
- 229940011182 cobalt acetate Drugs 0.000 abstract 1
- QAHREYKOYSIQPH-UHFFFAOYSA-L cobalt(II) acetate Chemical compound [Co+2].CC([O-])=O.CC([O-])=O QAHREYKOYSIQPH-UHFFFAOYSA-L 0.000 abstract 1
- 150000002148 esters Chemical class 0.000 abstract 1
- 230000008020 evaporation Effects 0.000 abstract 1
- 238000001704 evaporation Methods 0.000 abstract 1
- 229940046892 lead acetate Drugs 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 239000000047 product Substances 0.000 abstract 1
- 239000011541 reaction mixture Substances 0.000 abstract 1
- 239000004246 zinc acetate Substances 0.000 abstract 1
- 229960000314 zinc acetate Drugs 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
- C07C67/03—Preparation of carboxylic acid esters by reacting an ester group with a hydroxy group
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB2163270 | 1970-05-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1296785A true GB1296785A (enrdf_load_stackoverflow) | 1972-11-15 |
Family
ID=10166204
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB1296785D Expired GB1296785A (enrdf_load_stackoverflow) | 1970-05-05 | 1970-05-05 |
Country Status (1)
| Country | Link |
|---|---|
| GB (1) | GB1296785A (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1227075A4 (en) * | 1999-10-22 | 2004-08-25 | Teijin Ltd | PROCESS FOR SEPARATION AND RECOVERY OF DIMETHYLTEREPHTHALATE AND ETHYLENE GLYCOL FROM POLYESTER RESIDUES |
-
1970
- 1970-05-05 GB GB1296785D patent/GB1296785A/en not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1227075A4 (en) * | 1999-10-22 | 2004-08-25 | Teijin Ltd | PROCESS FOR SEPARATION AND RECOVERY OF DIMETHYLTEREPHTHALATE AND ETHYLENE GLYCOL FROM POLYESTER RESIDUES |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed | ||
| PLNP | Patent lapsed through nonpayment of renewal fees |