FR2038964A5 - - Google Patents
Info
- Publication number
- FR2038964A5 FR2038964A5 FR7009247A FR7009247A FR2038964A5 FR 2038964 A5 FR2038964 A5 FR 2038964A5 FR 7009247 A FR7009247 A FR 7009247A FR 7009247 A FR7009247 A FR 7009247A FR 2038964 A5 FR2038964 A5 FR 2038964A5
- Authority
- FR
- France
- 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
- C08G65/16—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)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP44020665A JPS4825439B1 (fr) | 1969-03-18 | 1969-03-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR2038964A5 true FR2038964A5 (fr) | 1971-01-08 |
Family
ID=12033478
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7009247A Expired FR2038964A5 (fr) | 1969-03-18 | 1970-03-16 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3714266A (fr) |
| JP (1) | JPS4825439B1 (fr) |
| DE (1) | DE2012528A1 (fr) |
| ES (1) | ES377617A1 (fr) |
| FR (1) | FR2038964A5 (fr) |
| GB (1) | GB1285002A (fr) |
| NL (1) | NL155281B (fr) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS525080B2 (fr) * | 1971-11-22 | 1977-02-09 | ||
| JPS5098692U (fr) * | 1974-01-10 | 1975-08-16 | ||
| US5001277A (en) * | 1989-02-14 | 1991-03-19 | Arco Chemical Technology, Inc. | Polymerization of tetrahydrofuran with fuming sulphuric acid and a complex anion cocatalyst |
-
1969
- 1969-03-18 JP JP44020665A patent/JPS4825439B1/ja active Pending
-
1970
- 1970-03-10 US US00018298A patent/US3714266A/en not_active Expired - Lifetime
- 1970-03-16 FR FR7009247A patent/FR2038964A5/fr not_active Expired
- 1970-03-17 ES ES377617A patent/ES377617A1/es not_active Expired
- 1970-03-17 DE DE19702012528 patent/DE2012528A1/de active Granted
- 1970-03-18 GB GB03061/70A patent/GB1285002A/en not_active Expired
- 1970-03-18 NL NL707003818A patent/NL155281B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| US3714266A (en) | 1973-01-30 |
| ES377617A1 (es) | 1972-07-16 |
| NL155281B (nl) | 1977-12-15 |
| GB1285002A (en) | 1972-08-09 |
| NL7003818A (fr) | 1970-09-22 |
| DE2012528C3 (fr) | 1975-02-20 |
| JPS4825439B1 (fr) | 1973-07-28 |
| DE2012528A1 (de) | 1970-10-01 |
| DE2012528B2 (fr) | 1974-06-20 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |