CH512534A - Verfahren zur Herstellung von Polyäthylenterephthalat - Google Patents
Verfahren zur Herstellung von PolyäthylenterephthalatInfo
- Publication number
- CH512534A CH512534A CH1751569A CH1751569A CH512534A CH 512534 A CH512534 A CH 512534A CH 1751569 A CH1751569 A CH 1751569A CH 1751569 A CH1751569 A CH 1751569A CH 512534 A CH512534 A CH 512534A
- Authority
- CH
- Switzerland
- Prior art keywords
- production
- polyethylene terephthalate
- terephthalate
- polyethylene
- Prior art date
Links
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
- C08G63/82—Preparation processes characterised by the catalyst used
- C08G63/85—Germanium, tin, lead, arsenic, antimony, bismuth, titanium, zirconium, hafnium, vanadium, niobium, tantalum, or compounds thereof
- C08G63/86—Germanium, antimony, or compounds thereof
- C08G63/863—Germanium or compounds thereof
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Polyesters Or Polycarbonates (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19681811446 DE1811446B2 (de) | 1968-11-28 | 1968-11-28 | Verfahren zur herstellung von polyaethylenterephthalat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH512534A true CH512534A (de) | 1971-09-15 |
Family
ID=5714613
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1751569A CH512534A (de) | 1968-11-28 | 1969-11-25 | Verfahren zur Herstellung von Polyäthylenterephthalat |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US3651018A (de) |
| AT (1) | AT291588B (de) |
| BE (1) | BE742289A (de) |
| BR (1) | BR6914481D0 (de) |
| CH (1) | CH512534A (de) |
| DE (1) | DE1811446B2 (de) |
| ES (1) | ES373936A1 (de) |
| FR (1) | FR2024413A1 (de) |
| GB (1) | GB1237338A (de) |
| NL (1) | NL6917834A (de) |
| PL (1) | PL80400B1 (de) |
| RO (1) | RO54849A (de) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4138364A (en) * | 1977-12-22 | 1979-02-06 | Monsanto Company, St. Louis, Missouri | Catalyst for polyesters and method for making the same |
| EP0025965A3 (de) * | 1979-09-19 | 1981-08-12 | Yoshitomi Pharmaceutical Industries, Ltd. | Organogermaniumverbindungen, Verfahren zu deren Herstellung und sie enthaltende pharmazeutische Zusammensetzungen |
| WO2024167813A1 (en) | 2023-02-10 | 2024-08-15 | Eastman Chemical Company | Novel polyester compositions containing ethylene glycol residues and improved processes for making polyesters from oligomeric ethylene terephthalate |
-
1968
- 1968-11-28 DE DE19681811446 patent/DE1811446B2/de active Pending
-
1969
- 1969-11-07 GB GB54728/69A patent/GB1237338A/en not_active Expired
- 1969-11-18 RO RO61597A patent/RO54849A/ro unknown
- 1969-11-19 US US878183A patent/US3651018A/en not_active Expired - Lifetime
- 1969-11-24 FR FR6940450A patent/FR2024413A1/fr not_active Withdrawn
- 1969-11-25 BR BR214481/69A patent/BR6914481D0/pt unknown
- 1969-11-25 CH CH1751569A patent/CH512534A/de not_active IP Right Cessation
- 1969-11-25 AT AT1098669A patent/AT291588B/de active
- 1969-11-26 ES ES373936A patent/ES373936A1/es not_active Expired
- 1969-11-27 BE BE742289D patent/BE742289A/xx unknown
- 1969-11-27 NL NL6917834A patent/NL6917834A/xx unknown
- 1969-11-27 PL PL1969137160A patent/PL80400B1/pl unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NL6917834A (de) | 1970-06-01 |
| FR2024413A1 (de) | 1970-08-28 |
| BE742289A (de) | 1970-05-27 |
| US3651018A (en) | 1972-03-21 |
| ES373936A1 (es) | 1972-03-16 |
| DE1811446A1 (de) | 1970-06-11 |
| AT291588B (de) | 1971-07-26 |
| PL80400B1 (de) | 1975-08-30 |
| GB1237338A (en) | 1971-06-30 |
| DE1811446B2 (de) | 1971-05-06 |
| RO54849A (de) | 1973-06-11 |
| BR6914481D0 (pt) | 1973-01-04 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |