ES468332A1 - Un procedimiento para la preparacion de poli(tetrametilen- eter)glicol. - Google Patents
Un procedimiento para la preparacion de poli(tetrametilen- eter)glicol.Info
- Publication number
- ES468332A1 ES468332A1 ES468332A ES468332A ES468332A1 ES 468332 A1 ES468332 A1 ES 468332A1 ES 468332 A ES468332 A ES 468332A ES 468332 A ES468332 A ES 468332A ES 468332 A1 ES468332 A1 ES 468332A1
- Authority
- ES
- Spain
- Prior art keywords
- aliphatic
- halogen
- contg
- thf
- prepn
- 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
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 title abstract 9
- 229920000642 polymer Polymers 0.000 title abstract 5
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 title abstract 5
- 239000003054 catalyst Substances 0.000 title abstract 3
- UQSQSQZYBQSBJZ-UHFFFAOYSA-N fluorosulfonic acid Chemical compound OS(F)(=O)=O UQSQSQZYBQSBJZ-UHFFFAOYSA-N 0.000 title 1
- 229920000909 polytetrahydrofuran Polymers 0.000 title 1
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 abstract 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 abstract 3
- 229910052736 halogen Inorganic materials 0.000 abstract 3
- 150000002367 halogens Chemical class 0.000 abstract 3
- -1 Poly(tetramethylene ether) Polymers 0.000 abstract 2
- 125000001931 aliphatic group Chemical group 0.000 abstract 2
- 125000003118 aryl group Chemical group 0.000 abstract 2
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 abstract 2
- 239000012429 reaction media Substances 0.000 abstract 2
- 150000001338 aliphatic hydrocarbons Chemical class 0.000 abstract 1
- 125000000217 alkyl group Chemical group 0.000 abstract 1
- 150000004945 aromatic hydrocarbons Chemical class 0.000 abstract 1
- 229920001577 copolymer Polymers 0.000 abstract 1
- 125000004185 ester group Chemical group 0.000 abstract 1
- 150000002148 esters Chemical class 0.000 abstract 1
- 239000000178 monomer Substances 0.000 abstract 1
- 239000002243 precursor Substances 0.000 abstract 1
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
- C08G65/16—Cyclic ethers having four or more ring atoms
- C08G65/20—Tetrahydrofuran
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Polyethers (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US67255776A | 1976-03-31 | 1976-03-31 | |
| US67255576A | 1976-03-31 | 1976-03-31 | |
| US67255676A | 1976-03-31 | 1976-03-31 | |
| US75121176A | 1976-12-16 | 1976-12-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES468332A1 true ES468332A1 (es) | 1979-10-16 |
Family
ID=27505348
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES468332A Expired ES468332A1 (es) | 1976-03-31 | 1978-03-29 | Un procedimiento para la preparacion de poli(tetrametilen- eter)glicol. |
Country Status (2)
| Country | Link |
|---|---|
| ES (1) | ES468332A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2361433A1 (enrdf_load_stackoverflow) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2429234A1 (fr) * | 1978-06-20 | 1980-01-18 | Du Pont | Procede perfectionne pour la preparation de copolyether-glycols |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE705513A (enrdf_load_stackoverflow) * | 1967-10-23 | 1968-04-23 | ||
| JPS5232677B2 (enrdf_load_stackoverflow) * | 1972-12-29 | 1977-08-23 | ||
| DE2445961C2 (de) * | 1974-09-26 | 1983-12-01 | Basf Ag, 6700 Ludwigshafen | Verfahren zur Polymerisation von Tetrahydrofuran |
-
1977
- 1977-08-03 FR FR7723914A patent/FR2361433A1/fr active Granted
-
1978
- 1978-03-29 ES ES468332A patent/ES468332A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2361433A1 (fr) | 1978-03-10 |
| FR2361433B1 (enrdf_load_stackoverflow) | 1981-10-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| GB1508161A (en) | Polymerisation of lactams | |
| CA2014442C (en) | Ion-conductive polymer electrolyte | |
| US5159001A (en) | Ion-conductive polymer electrolyte | |
| CA2028579C (en) | Ion-conductive polymer electrolyte | |
| SE8200130L (sv) | Polymer komposition med terminala alken- och terminala karboxylgrupper | |
| ES425438A1 (es) | Un procedimiento para la preparacion de un elastomero de copolieterester termoplastico segmentado. | |
| IT1236512B (it) | Elettrolita polimerico solido a base poliepossidica. | |
| ES468332A1 (es) | Un procedimiento para la preparacion de poli(tetrametilen- eter)glicol. | |
| US3864287A (en) | Process for polymerizing tetrahydrofuran | |
| KR880000484A (ko) | 폴리페닐렌 에테르의 그라프트 중합체 | |
| KR860005839A (ko) | 이성화-올레핀을 용액 중합하는 방법 | |
| JPS5379983A (en) | Novel polymer | |
| MX3287E (es) | Procedimiento mejorado para preparar granulos de resina de poli ester vesiculados | |
| ES8104333A1 (es) | Un procedimiento de preparacion de soluciones acuosas de po-li (acidos acrilicos) de pesos moleculares bajos | |
| GB1530830A (en) | Sulphur-containing polymers and modification of sulphur therewith | |
| GB1509518A (en) | Photosensitive polymers | |
| MY103249A (en) | Liquid oxidatively modified etyhlenic random copolmyer, process of making and use | |
| FR2429234A1 (fr) | Procede perfectionne pour la preparation de copolyether-glycols | |
| JPS5226391A (en) | Catalyst used for production of carboxylic acid ester | |
| GB1208899A (en) | Process for the production of polyesterethers | |
| GB1341004A (en) | Preparation of polymeric esters | |
| JPS5647427A (en) | Preparation of transparent elastic polyester block copolymer | |
| JPS5479229A (en) | Oxidation of (poly)oxyethylene ether | |
| ES408706A1 (es) | Procedimiento para la polimerizacion de tetrahidrofurano. | |
| ES444295A1 (es) | Un procedimiento de preparacion de un poliester. |