FR2083426B1 - - Google Patents
Info
- Publication number
- FR2083426B1 FR2083426B1 FR717109782A FR7109782A FR2083426B1 FR 2083426 B1 FR2083426 B1 FR 2083426B1 FR 717109782 A FR717109782 A FR 717109782A FR 7109782 A FR7109782 A FR 7109782A FR 2083426 B1 FR2083426 B1 FR 2083426B1
- Authority
- FR
- France
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
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 (fr) | 1970-03-19 | 1970-03-19 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2083426A1 FR2083426A1 (fr) | 1971-12-17 |
FR2083426B1 true FR2083426B1 (fr) | 1974-02-15 |
Family
ID=12106317
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR717109782A Expired FR2083426B1 (fr) | 1970-03-19 | 1971-03-19 |
Country Status (8)
Country | Link |
---|---|
US (1) | US3714125A (fr) |
JP (1) | JPS495630B1 (fr) |
BE (1) | BE764549A (fr) |
CA (1) | CA962796A (fr) |
DE (1) | DE2113442B2 (fr) |
FR (1) | FR2083426B1 (fr) |
GB (1) | GB1327711A (fr) |
NL (1) | NL144305B (fr) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3984379A (en) * | 1971-12-06 | 1976-10-05 | Teijin Limited | Process for preparation of polyesters |
CA988645A (en) * | 1971-12-06 | 1976-05-04 | Teigin 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 |
EP0004020B1 (fr) * | 1978-03-10 | 1981-07-15 | Bayer Ag | Masses à mouler à ténacité améliorée à base de polycarbonates |
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 FR FR717109782A patent/FR2083426B1/fr not_active Expired
- 1971-03-19 CA CA108,274A patent/CA962796A/en not_active Expired
- 1971-03-19 BE BE764549A patent/BE764549A/fr unknown
- 1971-03-19 NL NL717103731A patent/NL144305B/xx not_active IP Right Cessation
- 1971-03-19 DE DE19712113442 patent/DE2113442B2/de not_active Withdrawn
- 1971-04-19 GB GB2471371*A patent/GB1327711A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US3714125A (en) | 1973-01-30 |
NL7103731A (fr) | 1971-09-21 |
GB1327711A (en) | 1973-08-22 |
CA962796A (en) | 1975-02-11 |
BE764549A (fr) | 1971-08-16 |
FR2083426A1 (fr) | 1971-12-17 |
JPS495630B1 (fr) | 1974-02-08 |
DE2113442A1 (de) | 1971-11-04 |
NL144305B (nl) | 1974-12-16 |
DE2113442B2 (de) | 1976-08-12 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |