BE764549A - Procede de preparation de polyesters - Google Patents
Procede de preparation de polyestersInfo
- Publication number
- BE764549A BE764549A BE764549A BE764549A BE764549A BE 764549 A BE764549 A BE 764549A BE 764549 A BE764549 A BE 764549A BE 764549 A BE764549 A BE 764549A BE 764549 A BE764549 A BE 764549A
- Authority
- BE
- Belgium
- Prior art keywords
- preparation process
- polyesters
- polyesters preparation
- preparation
- 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
- C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
- C08G63/06—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from hydroxycarboxylic acids
-
- 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
-
- 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
- C08G63/20—Polyesters having been prepared in the presence of compounds having one reactive group or more than two reactive groups
-
- 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
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)
- Compositions Of Macromolecular Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP45023285A JPS495630B1 (es) | 1970-03-19 | 1970-03-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE764549A true BE764549A (fr) | 1971-08-16 |
Family
ID=12106317
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE764549A BE764549A (fr) | 1970-03-19 | 1971-03-19 | Procede de preparation de polyesters |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3714125A (es) |
| JP (1) | JPS495630B1 (es) |
| BE (1) | BE764549A (es) |
| CA (1) | CA962796A (es) |
| DE (1) | DE2113442B2 (es) |
| FR (1) | FR2083426B1 (es) |
| GB (1) | GB1327711A (es) |
| NL (1) | NL144305B (es) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2265254C3 (de) * | 1971-12-06 | 1981-04-30 | Teijin Ltd., Osaka | Verfahren zur Herstellung von linearen hochmolekularen Polyestern |
| US3984379A (en) * | 1971-12-06 | 1976-10-05 | Teijin Limited | Process for preparation of polyesters |
| US3962190A (en) * | 1974-03-07 | 1976-06-08 | Minnesota Mining And Manufacturing Company | Chain couplers for polyesterification and novel polyesters |
| US4017463A (en) * | 1974-04-29 | 1977-04-12 | The Goodyear Tire & Rubber Company | High melting N,N-terephthaloyl bis-phthalimide and its use as an ester interlinking agent for polyesters |
| US4216298A (en) * | 1976-11-12 | 1980-08-05 | Bayer Aktiengesellschaft | Process for the preparation of carbonic acid bis-diphenol esters of polyester-diols and their use for the preparation of high-molecular segmented polyester/polycarbonates which can be processed as thermoplastics |
| DE2651639A1 (de) * | 1976-11-12 | 1978-05-24 | Bayer Ag | Verfahren zur herstellung von kohlensaeureestern von polyesterpolyolen |
| US4297455A (en) * | 1977-03-22 | 1981-10-27 | Bayer Aktiengesellschaft | Process for the preparation of carbonic acid aryl esters of polyester-diols lengthened via carbonate groups and their use for the preparation of polyester-diol bis-diphenol carbonates and polyester/polycarbonates |
| DE2712435A1 (de) * | 1977-03-22 | 1978-09-28 | Bayer Ag | Verfahren zur herstellung von kohlensaeurearylestern von ueber carbonat- gruppen-verlaengerten polyesterdiolen |
| DE2726416A1 (de) * | 1977-06-11 | 1978-12-21 | Bayer Ag | Verfahren zur herstellung von kohlensaeure-bis-diphenol-estern von ueber carbonat-gruppen-verlaengerten polyalkylenoxiddiolen und ihre verwendung zur herstellung von hochmolekularen, segmentierten, thermoplastisch verarbeitbaren polyaether-polycarbonaten |
| DE2960470D1 (en) * | 1978-03-10 | 1981-10-22 | Bayer Ag | Polycarbonate moulding compositions with improved tenacity |
| US4291152A (en) * | 1979-03-27 | 1981-09-22 | Teijin Limited | Process for producing aromatic polyesters having increased degrees of polymerization |
| US4289871A (en) * | 1980-03-27 | 1981-09-15 | Allied Chemical Corporation | Method to increase reactor capacity for polycondensation of polyesters |
| US4438253A (en) * | 1982-11-12 | 1984-03-20 | American Cyanamid Company | Poly(glycolic acid)/poly(alkylene glycol) block copolymers and method of manufacturing the same |
| US7332548B2 (en) * | 2004-03-04 | 2008-02-19 | Eastman Chemical Company | Process for production of a polyester product from alkylene oxide and carboxylic acid |
| AT521534A2 (de) * | 2018-07-03 | 2020-02-15 | Next Generation Recyclingmaschinen Gmbh | Verfahren zur Herstellung einer Polykondensatschmelze aus einem Primärmaterial und einem Sekundärmaterial |
-
1970
- 1970-03-19 JP JP45023285A patent/JPS495630B1/ja active Pending
-
1971
- 1971-03-15 US US00124507A patent/US3714125A/en not_active Expired - Lifetime
- 1971-03-19 NL NL717103731A patent/NL144305B/xx not_active IP Right Cessation
- 1971-03-19 FR FR717109782A patent/FR2083426B1/fr not_active Expired
- 1971-03-19 CA CA108,274A patent/CA962796A/en not_active Expired
- 1971-03-19 DE DE19712113442 patent/DE2113442B2/de not_active Withdrawn
- 1971-03-19 BE BE764549A patent/BE764549A/xx unknown
- 1971-04-19 GB GB2471371*A patent/GB1327711A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CA962796A (en) | 1975-02-11 |
| FR2083426B1 (es) | 1974-02-15 |
| US3714125A (en) | 1973-01-30 |
| NL7103731A (es) | 1971-09-21 |
| FR2083426A1 (es) | 1971-12-17 |
| JPS495630B1 (es) | 1974-02-08 |
| DE2113442B2 (de) | 1976-08-12 |
| NL144305B (nl) | 1974-12-16 |
| GB1327711A (en) | 1973-08-22 |
| DE2113442A1 (de) | 1971-11-04 |
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