CH455737A - Verfahren zur direkten Veresterung von Terephthalsäure mit einem Glycol - Google Patents
Verfahren zur direkten Veresterung von Terephthalsäure mit einem GlycolInfo
- Publication number
- CH455737A CH455737A CH421165A CH421165A CH455737A CH 455737 A CH455737 A CH 455737A CH 421165 A CH421165 A CH 421165A CH 421165 A CH421165 A CH 421165A CH 455737 A CH455737 A CH 455737A
- Authority
- CH
- Switzerland
- Prior art keywords
- glycol
- terephthalic acid
- direct esterification
- esterification
- direct
- Prior art date
Links
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 title 2
- KKEYFWRCBNTPAC-UHFFFAOYSA-N Terephthalic acid Chemical compound OC(=O)C1=CC=C(C(O)=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-N 0.000 title 2
- 230000032050 esterification Effects 0.000 title 1
- 238000005886 esterification reaction Methods 0.000 title 1
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 title 1
- 238000000034 method Methods 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/78—Preparation processes
-
- 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
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
- C08G63/12—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from polycarboxylic acids and polyhydroxy compounds
- C08G63/16—Dicarboxylic acids and dihydroxy compounds
- C08G63/18—Dicarboxylic acids and dihydroxy compounds the acids or hydroxy compounds containing carbocyclic rings
- C08G63/181—Acids containing aromatic rings
- C08G63/183—Terephthalic acids
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US35545364A | 1964-03-27 | 1964-03-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH455737A true CH455737A (de) | 1968-05-15 |
Family
ID=23397480
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH421165A CH455737A (de) | 1964-03-27 | 1965-03-26 | Verfahren zur direkten Veresterung von Terephthalsäure mit einem Glycol |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE661723A (de) |
| CH (1) | CH455737A (de) |
| DE (1) | DE1274109B (de) |
| GB (1) | GB1060214A (de) |
| NL (1) | NL6503767A (de) |
-
1965
- 1965-01-21 GB GB276865A patent/GB1060214A/en not_active Expired
- 1965-03-24 NL NL6503767A patent/NL6503767A/xx unknown
- 1965-03-25 DE DES96198A patent/DE1274109B/de active Pending
- 1965-03-26 CH CH421165A patent/CH455737A/de unknown
- 1965-03-26 BE BE661723A patent/BE661723A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GB1060214A (en) | 1967-03-01 |
| NL6503767A (de) | 1965-09-28 |
| BE661723A (de) | 1965-09-27 |
| DE1274109B (de) | 1968-08-01 |
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