ZA734646B - Manufacture of polyesters - Google Patents
Manufacture of polyestersInfo
- Publication number
- ZA734646B ZA734646B ZA734646A ZA734646A ZA734646B ZA 734646 B ZA734646 B ZA 734646B ZA 734646 A ZA734646 A ZA 734646A ZA 734646 A ZA734646 A ZA 734646A ZA 734646 B ZA734646 B ZA 734646B
- Authority
- ZA
- South Africa
- Prior art keywords
- polyesters
- manufacture
- Prior art date
Links
- 238000004519 manufacturing process Methods 0.000 title 1
- 229920000728 polyester Polymers 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
- C08G63/82—Preparation processes characterised by the catalyst used
- C08G63/87—Non-metals or inter-compounds thereof
-
- 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
- C08G63/40—Polyesters derived from ester-forming derivatives of polycarboxylic acids or of polyhydroxy compounds, other than from esters thereof
- C08G63/42—Cyclic ethers; Cyclic carbonates; Cyclic sulfites; Cyclic orthoesters
-
- 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
- C08G63/80—Solid-state polycondensation
-
- 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
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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB3420272A GB1387335A (en) | 1972-07-21 | 1972-07-21 | Manufacture of polyesters |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA734646B true ZA734646B (en) | 1974-03-27 |
Family
ID=10362664
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA734646A ZA734646B (en) | 1972-07-21 | 1973-07-10 | Manufacture of polyesters |
| ZA734645A ZA734645B (en) | 1972-07-21 | 1973-07-10 | Manufacture of polyesters |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA734645A ZA734645B (en) | 1972-07-21 | 1973-07-10 | Manufacture of polyesters |
Country Status (7)
| Country | Link |
|---|---|
| AT (1) | AT339608B (enrdf_load_stackoverflow) |
| BE (2) | BE802363A (enrdf_load_stackoverflow) |
| BR (2) | BR7305452D0 (enrdf_load_stackoverflow) |
| IN (1) | IN139727B (enrdf_load_stackoverflow) |
| PL (2) | PL95788B1 (enrdf_load_stackoverflow) |
| SU (1) | SU579900A3 (enrdf_load_stackoverflow) |
| ZA (2) | ZA734646B (enrdf_load_stackoverflow) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7135541B2 (en) * | 2003-06-06 | 2006-11-14 | Eastman Chemical Company | Polyester process using a pipe reactor |
| US7074879B2 (en) * | 2003-06-06 | 2006-07-11 | Eastman Chemical Company | Polyester process using a pipe reactor |
-
1973
- 1973-07-10 ZA ZA734646A patent/ZA734646B/xx unknown
- 1973-07-10 ZA ZA734645A patent/ZA734645B/xx unknown
- 1973-07-13 BE BE133503A patent/BE802363A/xx unknown
- 1973-07-13 BE BE133502A patent/BE802362A/xx unknown
- 1973-07-16 IN IN1658/CAL/73A patent/IN139727B/en unknown
- 1973-07-19 BR BR5452/73A patent/BR7305452D0/pt unknown
- 1973-07-19 BR BR5446/73A patent/BR7305446D0/pt unknown
- 1973-07-20 PL PL1973164205A patent/PL95788B1/pl unknown
- 1973-07-20 PL PL1973164206A patent/PL92641B1/pl unknown
- 1973-07-20 SU SU7301948659A patent/SU579900A3/ru active
- 1973-07-23 AT AT647773A patent/AT339608B/de not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| ZA734645B (en) | 1974-04-24 |
| ATA647773A (de) | 1977-02-15 |
| BR7305452D0 (pt) | 1974-09-05 |
| BE802362A (fr) | 1974-01-14 |
| PL92641B1 (enrdf_load_stackoverflow) | 1977-04-30 |
| PL95788B1 (pl) | 1977-11-30 |
| AT339608B (de) | 1977-10-25 |
| BR7305446D0 (pt) | 1974-09-05 |
| BE802363A (fr) | 1974-01-14 |
| SU579900A3 (ru) | 1977-11-05 |
| IN139727B (enrdf_load_stackoverflow) | 1976-07-24 |
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