FR1085319A - Procédé de préparation de poly-esters - Google Patents
Procédé de préparation de poly-estersInfo
- Publication number
- FR1085319A FR1085319A FR1085319DA FR1085319A FR 1085319 A FR1085319 A FR 1085319A FR 1085319D A FR1085319D A FR 1085319DA FR 1085319 A FR1085319 A FR 1085319A
- Authority
- FR
- France
- Prior art keywords
- polyesters
- preparation
- Prior art date
- 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
- C08G63/12—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
- C08G63/82—Preparation processes characterised by the catalyst used
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 (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE322262X | 1952-10-22 | ||
DE1085319X | 1952-10-22 | ||
DE781169X | 1952-10-22 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1085319A true FR1085319A (fr) | 1955-01-31 |
Family
ID=27190166
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1085319D Expired FR1085319A (fr) | 1952-10-22 | 1953-10-20 | Procédé de préparation de poly-esters |
Country Status (3)
Country | Link |
---|---|
CH (1) | CH322262A (xx) |
FR (1) | FR1085319A (xx) |
NL (1) | NL85671C (xx) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5714568A (en) * | 1996-09-26 | 1998-02-03 | Reichhold Chemicals, Inc. | Methods of preparing polyesters from cycle organic carbonates in the presence alkali metal-containing catalysts |
US5969056A (en) * | 1999-01-14 | 1999-10-19 | Reichhold, Inc. | Process for preparing esterification products from cyclic organic carbonates using catalysts comprising quaternary ammonium salts |
-
0
- NL NL85671D patent/NL85671C/xx active
-
1953
- 1953-10-20 CH CH322262D patent/CH322262A/de unknown
- 1953-10-20 FR FR1085319D patent/FR1085319A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
NL85671C (xx) | |
CH322262A (de) | 1957-06-15 |
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