BE720564A - - Google Patents
Info
- Publication number
- BE720564A BE720564A BE720564DA BE720564A BE 720564 A BE720564 A BE 720564A BE 720564D A BE720564D A BE 720564DA BE 720564 A BE720564 A BE 720564A
- Authority
- BE
- Belgium
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
- C08G63/08—Lactones or lactides
-
- 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
- C08G63/785—Preparation processes characterised by the apparatus used
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
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 |
|---|---|---|---|
| GB41319/67A GB1180044A (en) | 1967-09-11 | 1967-09-11 | Process for the Polymerization of beta-Lactones. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE720564A true BE720564A (de) | 1969-03-10 |
Family
ID=10419140
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE720564D BE720564A (de) | 1967-09-11 | 1968-09-09 |
Country Status (8)
| Country | Link |
|---|---|
| AT (1) | AT287307B (de) |
| BE (1) | BE720564A (de) |
| CH (1) | CH520169A (de) |
| DE (1) | DE1795306B2 (de) |
| ES (1) | ES357956A1 (de) |
| FR (1) | FR1577945A (de) |
| GB (1) | GB1180044A (de) |
| NL (1) | NL6812824A (de) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5349046A (en) * | 1992-12-01 | 1994-09-20 | Shell Oil Company | Polymerization of β-lactones under rim conditions |
| CN120904467B (zh) * | 2025-10-11 | 2026-01-06 | 寿光卫东腾冠化工有限公司 | 一种氯代烷基多聚磷酸酯的制备方法 |
-
1967
- 1967-09-11 GB GB41319/67A patent/GB1180044A/en not_active Expired
-
1968
- 1968-09-09 NL NL6812824A patent/NL6812824A/xx unknown
- 1968-09-09 DE DE1795306A patent/DE1795306B2/de active Granted
- 1968-09-09 BE BE720564D patent/BE720564A/xx unknown
- 1968-09-09 FR FR1577945D patent/FR1577945A/fr not_active Expired
- 1968-09-09 AT AT877068A patent/AT287307B/de not_active IP Right Cessation
- 1968-09-09 CH CH1345268A patent/CH520169A/de not_active IP Right Cessation
- 1968-09-09 ES ES357956A patent/ES357956A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| ES357956A1 (es) | 1970-04-01 |
| DE1795306C3 (de) | 1975-02-06 |
| DE1795306A1 (de) | 1972-03-16 |
| CH520169A (de) | 1972-03-15 |
| AT287307B (de) | 1971-01-25 |
| FR1577945A (de) | 1969-08-08 |
| NL6812824A (de) | 1969-03-13 |
| GB1180044A (en) | 1970-02-04 |
| DE1795306B2 (de) | 1974-06-20 |