IT1053475B - Tereftalati di glicol etilenico a basso peso molecolare e procedimento per la loro produzione - Google Patents
Tereftalati di glicol etilenico a basso peso molecolare e procedimento per la loro produzioneInfo
- Publication number
- IT1053475B IT1053475B IT7647875A IT4787576A IT1053475B IT 1053475 B IT1053475 B IT 1053475B IT 7647875 A IT7647875 A IT 7647875A IT 4787576 A IT4787576 A IT 4787576A IT 1053475 B IT1053475 B IT 1053475B
- Authority
- IT
- Italy
- Prior art keywords
- procedure
- production
- molecular weight
- ethylene glycol
- low molecular
- Prior art date
Links
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 title 3
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
- C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
- C08G65/34—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from hydroxy compounds or their metallic derivatives
-
- 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
-
- 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
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)
- Polyesters Or Polycarbonates (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19752504156 DE2504156A1 (de) | 1975-02-01 | 1975-02-01 | Niedermolekulare terephthalsaeure- aethylenglykolester, ihre herstellung und verwendung |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT1053475B true IT1053475B (it) | 1981-08-31 |
Family
ID=5937840
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT7647875A IT1053475B (it) | 1975-02-01 | 1976-01-30 | Tereftalati di glicol etilenico a basso peso molecolare e procedimento per la loro produzione |
Country Status (16)
| Country | Link |
|---|---|
| JP (1) | JPS51101946A (OSRAM) |
| BE (1) | BE838080A (OSRAM) |
| BR (1) | BR7600251A (OSRAM) |
| CA (1) | CA1081245A (OSRAM) |
| DD (1) | DD123738A5 (OSRAM) |
| DE (1) | DE2504156A1 (OSRAM) |
| FR (1) | FR2299310A1 (OSRAM) |
| GB (1) | GB1511412A (OSRAM) |
| IN (1) | IN145144B (OSRAM) |
| IT (1) | IT1053475B (OSRAM) |
| MX (1) | MX3016E (OSRAM) |
| NL (1) | NL7600984A (OSRAM) |
| PL (1) | PL103014B1 (OSRAM) |
| RO (1) | RO69845A (OSRAM) |
| SU (1) | SU625598A3 (OSRAM) |
| TR (1) | TR18730A (OSRAM) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1986001200A1 (fr) * | 1984-08-14 | 1986-02-27 | Mitsubishi Chemical Industries Limited | Procede de preparation de biphenyltetracarboxylate de tetramethyle |
| WO2001010812A1 (en) | 1999-08-04 | 2001-02-15 | Aies Co., Ltd. | METHODS FOR THE PREPARATION OR PURIFICATION OF BIS-β-HYDROXYETHYL TEREPHTHALATE |
| US6380352B1 (en) * | 2000-08-29 | 2002-04-30 | Eastman Chemical Company | Polyester precursor purification process |
-
1975
- 1975-02-01 DE DE19752504156 patent/DE2504156A1/de not_active Withdrawn
- 1975-11-24 MX MX100139U patent/MX3016E/es unknown
- 1975-12-15 DD DD190149A patent/DD123738A5/xx unknown
-
1976
- 1976-01-16 BR BR7600251A patent/BR7600251A/pt unknown
- 1976-01-27 TR TR18730A patent/TR18730A/xx unknown
- 1976-01-29 GB GB3648/76A patent/GB1511412A/en not_active Expired
- 1976-01-29 SU SU762317700A patent/SU625598A3/ru active
- 1976-01-30 BE BE163933A patent/BE838080A/xx unknown
- 1976-01-30 FR FR7602570A patent/FR2299310A1/fr active Granted
- 1976-01-30 NL NL7600984A patent/NL7600984A/xx not_active Application Discontinuation
- 1976-01-30 IT IT7647875A patent/IT1053475B/it active
- 1976-01-31 PL PL1976186951A patent/PL103014B1/pl unknown
- 1976-01-31 RO RO7684665A patent/RO69845A/ro unknown
- 1976-02-02 CA CA245,053A patent/CA1081245A/en not_active Expired
- 1976-02-02 JP JP51010222A patent/JPS51101946A/ja active Pending
- 1976-02-13 IN IN262/CAL/1976A patent/IN145144B/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NL7600984A (nl) | 1976-08-03 |
| RO69845A (ro) | 1981-07-30 |
| GB1511412A (en) | 1978-05-17 |
| FR2299310A1 (fr) | 1976-08-27 |
| IN145144B (OSRAM) | 1978-09-02 |
| FR2299310B1 (OSRAM) | 1979-05-18 |
| BE838080A (fr) | 1976-05-14 |
| DD123738A5 (OSRAM) | 1977-01-12 |
| SU625598A3 (ru) | 1978-09-25 |
| CA1081245A (en) | 1980-07-08 |
| BR7600251A (pt) | 1976-08-31 |
| TR18730A (tr) | 1977-07-27 |
| PL103014B1 (pl) | 1979-05-31 |
| DE2504156A1 (de) | 1976-08-05 |
| MX3016E (es) | 1980-02-04 |
| JPS51101946A (en) | 1976-09-08 |
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