NL85671C - - Google Patents
Info
- Publication number
- NL85671C NL85671C NL85671DA NL85671C NL 85671 C NL85671 C NL 85671C NL 85671D A NL85671D A NL 85671DA NL 85671 C NL85671 C NL 85671C
- Authority
- NL
- Netherlands
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
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE781169X | 1952-10-22 | ||
| DE322262X | 1952-10-22 | ||
| DE1085319X | 1952-10-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL85671C true NL85671C (en) |
Family
ID=27190166
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL85671D NL85671C (en) | 1952-10-22 |
Country Status (3)
| Country | Link |
|---|---|
| CH (1) | CH322262A (en) |
| FR (1) | FR1085319A (en) |
| NL (1) | NL85671C (en) |
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 |
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0
- NL NL85671D patent/NL85671C/xx active
-
1953
- 1953-10-20 FR FR1085319D patent/FR1085319A/en not_active Expired
- 1953-10-20 CH CH322262D patent/CH322262A/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CH322262A (en) | 1957-06-15 |
| FR1085319A (en) | 1955-01-31 |