BE809636A - Procede pour accroitre la vitesse d'esterification a la preparation de polyhydroxypolyesters - Google Patents
Procede pour accroitre la vitesse d'esterification a la preparation de polyhydroxypolyestersInfo
- Publication number
- BE809636A BE809636A BE139716A BE139716A BE809636A BE 809636 A BE809636 A BE 809636A BE 139716 A BE139716 A BE 139716A BE 139716 A BE139716 A BE 139716A BE 809636 A BE809636 A BE 809636A
- Authority
- BE
- Belgium
- Prior art keywords
- polyhydroxypolyesters
- increasing
- preparation
- esterification speed
- esterification
- 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
- C08G63/12—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from polycarboxylic acids and polyhydroxy compounds
- C08G63/52—Polycarboxylic acids or polyhydroxy compounds in which at least one of the two components contains aliphatic unsaturation
-
- 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
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/42—Polycondensates having carboxylic or carbonic ester groups in the main chain
-
- 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
-
- 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
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 |
|---|---|---|---|
| DE19732301691 DE2301691A1 (de) | 1973-01-13 | 1973-01-13 | Verfahren zur erhoehung der veresterungsgeschwindigkeit bei der herstellung von polyhydroxypolyestern |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE809636A true BE809636A (fr) | 1974-07-11 |
Family
ID=5868968
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE139716A BE809636A (fr) | 1973-01-13 | 1974-01-11 | Procede pour accroitre la vitesse d'esterification a la preparation de polyhydroxypolyesters |
Country Status (8)
| Country | Link |
|---|---|
| BE (1) | BE809636A (it) |
| DE (1) | DE2301691A1 (it) |
| FR (1) | FR2324662A1 (it) |
| GB (1) | GB1429735A (it) |
| IE (1) | IE38733B1 (it) |
| IT (1) | IT1002630B (it) |
| LU (1) | LU69147A1 (it) |
| NL (1) | NL7400360A (it) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4112018A (en) | 1974-06-06 | 1978-09-05 | Bayer Aktiengesellschaft | Unsaturated polyester resins suitable for the production of cross-linked polyesters which are difficult to saponify |
| DE2523353A1 (de) * | 1975-05-27 | 1976-12-09 | Bayer Ag | Loesungsmittelfreie bzw. -arme zweikomponentenlacke |
| DE3642666A1 (de) * | 1986-12-13 | 1988-06-23 | Basf Ag | Verfahren zur herstellung von im wesentlichen geschlossenzelligen, urethan- oder urethan- und isocyanuratgruppen enthaltenden hartschaumstoffen und deren verwendung |
| DE3642667A1 (de) * | 1986-12-13 | 1988-06-23 | Basf Ag | Bei raumtemperatur fluessige polyester-polyole auf basis von 2-methylpentandiol-1,5, 2-ethylbutandiol-1,4, 2-methylglutarsaeure und/oder 2-ethylbernsteinsaeure sowie den entsprechenden dicarbonsaeurederivaten, verfahren zu deren herstellung und deren verwendung zur herstellung von kunststoffen nach dem polyisocyanat-polyadditionsverfahren |
| US5380816A (en) * | 1989-05-11 | 1995-01-10 | Sullivan; Carl J. | Linear polyester diols based on isophthalic acid and 2-methyl-1,3-propanediol for thermoset coating compositions |
| CA2017069A1 (en) * | 1989-06-02 | 1990-12-02 | Stephen H. Harris | High reactivity thermosettable molding compositions containing 2-methyl-1,3-propanediol |
| CA2017071A1 (en) * | 1989-06-02 | 1990-12-02 | Stephen H. Harris | Unsaturated polyester gel coats containing 2-methyl-1,3-propanediol |
| US5296545A (en) * | 1992-07-14 | 1994-03-22 | Cook Composites And Polymers | Surface appearance and processing characteristics for urethane-catalyzed low profile-modified polyester-polyurethane hybrid resins |
| US5296544A (en) * | 1992-07-14 | 1994-03-22 | Cook Composites And Polymers | Polyester-polyurethane hybrid resin systems containing low levels of unsaturation having improved low profiling behavior |
-
1973
- 1973-01-13 DE DE19732301691 patent/DE2301691A1/de active Pending
-
1974
- 1974-01-10 NL NL7400360A patent/NL7400360A/xx not_active Application Discontinuation
- 1974-01-11 GB GB138974A patent/GB1429735A/en not_active Expired
- 1974-01-11 FR FR7401052A patent/FR2324662A1/fr not_active Withdrawn
- 1974-01-11 IT IT4764574A patent/IT1002630B/it active
- 1974-01-11 IE IE6374A patent/IE38733B1/xx unknown
- 1974-01-11 LU LU69147A patent/LU69147A1/xx unknown
- 1974-01-11 BE BE139716A patent/BE809636A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| LU69147A1 (it) | 1974-08-19 |
| FR2324662A1 (fr) | 1977-04-15 |
| IE38733L (en) | 1974-07-13 |
| GB1429735A (en) | 1976-03-24 |
| NL7400360A (it) | 1974-07-16 |
| DE2301691A1 (de) | 1974-08-08 |
| IT1002630B (it) | 1976-05-20 |
| IE38733B1 (en) | 1978-05-24 |
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