NL98703C - - Google Patents
Info
- Publication number
- NL98703C NL98703C NL98703DA NL98703C NL 98703 C NL98703 C NL 98703C NL 98703D A NL98703D A NL 98703DA NL 98703 C NL98703 C NL 98703C
- 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
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)
- Artificial Filaments (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US769700XA | 1953-04-06 | 1953-04-06 | |
| US1099654XA | 1953-04-06 | 1953-04-06 | |
| US342373XA | 1953-04-06 | 1953-04-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL98703C true NL98703C (de) |
Family
ID=27364601
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL98703D NL98703C (de) | 1953-04-06 |
Country Status (3)
| Country | Link |
|---|---|
| CH (1) | CH342373A (de) |
| FR (1) | FR1099654A (de) |
| NL (1) | NL98703C (de) |
-
0
- NL NL98703D patent/NL98703C/xx active
-
1954
- 1954-04-05 FR FR1099654D patent/FR1099654A/fr not_active Expired
- 1954-04-06 CH CH342373D patent/CH342373A/de unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CH342373A (de) | 1959-11-15 |
| FR1099654A (fr) | 1955-09-08 |