JPS4825439B1 - - Google Patents
Info
- Publication number
- JPS4825439B1 JPS4825439B1 JP44020665A JP2066569A JPS4825439B1 JP S4825439 B1 JPS4825439 B1 JP S4825439B1 JP 44020665 A JP44020665 A JP 44020665A JP 2066569 A JP2066569 A JP 2066569A JP S4825439 B1 JPS4825439 B1 JP S4825439B1
- 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.)
- Pending
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)
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP44020665A JPS4825439B1 (ja) | 1969-03-18 | 1969-03-18 | |
US00018298A US3714266A (en) | 1969-03-18 | 1970-03-10 | Process for polymerization of tetrahydrofuran |
FR7009247A FR2038964A5 (ja) | 1969-03-18 | 1970-03-16 | |
DE19702012528 DE2012528A1 (de) | 1969-03-18 | 1970-03-17 | Verfahren zur Polymerisation von Tetrahydrofuran |
ES377617A ES377617A1 (es) | 1969-03-18 | 1970-03-17 | Procedimiento para la polimerizacion de tetrahidrofurano. |
NL707003818A NL155281B (nl) | 1969-03-18 | 1970-03-18 | Werkwijze voor het polymeriseren van tetrahydrofuran. |
GB03061/70A GB1285002A (en) | 1969-03-18 | 1970-03-18 | Process for polymerisation of tetrahydrofuran |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP44020665A JPS4825439B1 (ja) | 1969-03-18 | 1969-03-18 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS4825439B1 true JPS4825439B1 (ja) | 1973-07-28 |
Family
ID=12033478
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP44020665A Pending JPS4825439B1 (ja) | 1969-03-18 | 1969-03-18 |
Country Status (7)
Country | Link |
---|---|
US (1) | US3714266A (ja) |
JP (1) | JPS4825439B1 (ja) |
DE (1) | DE2012528A1 (ja) |
ES (1) | ES377617A1 (ja) |
FR (1) | FR2038964A5 (ja) |
GB (1) | GB1285002A (ja) |
NL (1) | NL155281B (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5098692U (ja) * | 1974-01-10 | 1975-08-16 |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS525080B2 (ja) * | 1971-11-22 | 1977-02-09 | ||
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 DE DE19702012528 patent/DE2012528A1/de active Granted
- 1970-03-17 ES ES377617A patent/ES377617A1/es not_active Expired
- 1970-03-18 GB GB03061/70A patent/GB1285002A/en not_active Expired
- 1970-03-18 NL NL707003818A patent/NL155281B/xx unknown
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5098692U (ja) * | 1974-01-10 | 1975-08-16 |
Also Published As
Publication number | Publication date |
---|---|
ES377617A1 (es) | 1972-07-16 |
GB1285002A (en) | 1972-08-09 |
DE2012528A1 (de) | 1970-10-01 |
US3714266A (en) | 1973-01-30 |
NL155281B (nl) | 1977-12-15 |
NL7003818A (ja) | 1970-09-22 |
DE2012528C3 (ja) | 1975-02-20 |
FR2038964A5 (ja) | 1971-01-08 |
DE2012528B2 (ja) | 1974-06-20 |