JPS5232675B2 - - Google Patents
Info
- Publication number
- JPS5232675B2 JPS5232675B2 JP731519A JP151973A JPS5232675B2 JP S5232675 B2 JPS5232675 B2 JP S5232675B2 JP 731519 A JP731519 A JP 731519A JP 151973 A JP151973 A JP 151973A JP S5232675 B2 JPS5232675 B2 JP S5232675B2
- Authority
- JP
- Japan
- 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
- C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
- C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
- C08G65/04—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers only
- C08G65/06—Cyclic ethers having no atoms other than carbon and hydrogen outside the ring
- C08G65/08—Saturated oxiranes
- C08G65/10—Saturated oxiranes characterised by the catalysts used
- C08G65/12—Saturated oxiranes characterised by the catalysts used containing organo-metallic compounds or metal hydrides
-
- 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
- C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
- C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
- C08G65/04—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers only
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Polyethers (AREA)
- Polymerization Catalysts (AREA)
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP731519A JPS5232675B2 (en:Method) | 1972-12-27 | 1972-12-27 | |
| DE2364799A DE2364799C3 (de) | 1972-12-27 | 1973-12-27 | Verfahren zur Herstellung von Epoxidpolymerisaten und -copolynierisaten mit hohem Molekulargewicht |
| US428830A US3876564A (en) | 1972-12-27 | 1973-12-27 | Process for preparing alkylene oxide polymers |
| GB6014673A GB1451500A (en) | 1972-12-27 | 1973-12-29 | Process for preparing alkylene oxide polymers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP731519A JPS5232675B2 (en:Method) | 1972-12-27 | 1972-12-27 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS4988997A JPS4988997A (en:Method) | 1974-08-26 |
| JPS5232675B2 true JPS5232675B2 (en:Method) | 1977-08-23 |
Family
ID=11503733
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP731519A Expired JPS5232675B2 (en:Method) | 1972-12-27 | 1972-12-27 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3876564A (en:Method) |
| JP (1) | JPS5232675B2 (en:Method) |
| DE (1) | DE2364799C3 (en:Method) |
| GB (1) | GB1451500A (en:Method) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4376723A (en) * | 1981-06-16 | 1983-03-15 | The Dow Chemical Company | Vicinal alkylene oxide polymerization and catalysts thereof |
| US6028163A (en) * | 1997-06-27 | 2000-02-22 | Guilford Pharmaceuticals Inc. | Solution polymerization of high molecular weight poly(phosphoesters) in toluene |
| CN105722889B (zh) * | 2013-11-22 | 2016-12-07 | 陶氏环球技术有限责任公司 | 用于环氧化物单体聚合的锌催化剂/添加剂系统 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3509074A (en) * | 1968-02-28 | 1970-04-28 | Nippon Carbide Kogyo Kk | Process for preparing highly polymerized isobutylene oxide polymers,and the polymers and articles thereof |
| US3730922A (en) * | 1971-08-09 | 1973-05-01 | Shell Oil Co | Cyclic ether polymerization process |
-
1972
- 1972-12-27 JP JP731519A patent/JPS5232675B2/ja not_active Expired
-
1973
- 1973-12-27 US US428830A patent/US3876564A/en not_active Expired - Lifetime
- 1973-12-27 DE DE2364799A patent/DE2364799C3/de not_active Expired
- 1973-12-29 GB GB6014673A patent/GB1451500A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS4988997A (en:Method) | 1974-08-26 |
| GB1451500A (en) | 1976-10-06 |
| DE2364799A1 (de) | 1974-07-04 |
| DE2364799B2 (de) | 1979-01-18 |
| DE2364799C3 (de) | 1979-09-13 |
| US3876564A (en) | 1975-04-08 |