JPS50129492A - - Google Patents
Info
- Publication number
- JPS50129492A JPS50129492A JP50015218A JP1521875A JPS50129492A JP S50129492 A JPS50129492 A JP S50129492A JP 50015218 A JP50015218 A JP 50015218A JP 1521875 A JP1521875 A JP 1521875A JP S50129492 A JPS50129492 A JP S50129492A
- 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
- C08G61/00—Macromolecular compounds obtained by reactions forming a carbon-to-carbon link in the main chain of the macromolecule
- C08G61/02—Macromolecular compounds containing only carbon atoms in the main chain of the macromolecule, e.g. polyxylylenes
- C08G61/04—Macromolecular compounds containing only carbon atoms in the main chain of the macromolecule, e.g. polyxylylenes only aliphatic carbon atoms
- C08G61/06—Macromolecular compounds containing only carbon atoms in the main chain of the macromolecule, e.g. polyxylylenes only aliphatic carbon atoms prepared by ring-opening of carbocyclic compounds
- C08G61/08—Macromolecular compounds containing only carbon atoms in the main chain of the macromolecule, e.g. polyxylylenes only aliphatic carbon atoms prepared by ring-opening of carbocyclic compounds of carbocyclic compounds containing one or more carbon-to-carbon double bonds in the ring
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Polyoxymethylene Polymers And Polymers With Carbon-To-Carbon Bonds (AREA)
- Catalysts (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7403715A FR2259839A1 (en) | 1974-02-04 | 1974-02-04 | Highly active catalyst for polymerising cyclo-olefines - contg carbonyl deriv of molybdenum or tungsten, aaa ,nn, and titanium tetrachloride |
| FR7418008A FR2271867A1 (en) | 1974-05-21 | 1974-05-21 | Highly active catalyst for polymerising cyclo-olefines - contg carbonyl deriv of molybdenum or tungsten, aaa ,nn, and titanium tetrachloride |
| FR7438111A FR2291997A1 (fr) | 1974-11-20 | 1974-11-20 | Nouvelle mise en oeuvre de catalyseurs et son application a la polymerisation des cycloolefines |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS50129492A true JPS50129492A (ja) | 1975-10-13 |
Family
ID=27250248
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP50015218A Pending JPS50129492A (ja) | 1974-02-04 | 1975-02-04 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US4005047A (ja) |
| JP (1) | JPS50129492A (ja) |
| DE (1) | DE2503943A1 (ja) |
| GB (1) | GB1502014A (ja) |
| IT (1) | IT1031321B (ja) |
| NL (1) | NL7501268A (ja) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2731263A1 (de) * | 1976-07-13 | 1978-01-26 | Japan Synthetic Rubber Co Ltd | Verfahren zur herstellung eines polymeren oder mischpolymeren aus einem norbornenderivat und katalysator dafuer |
| US4331559A (en) * | 1979-12-06 | 1982-05-25 | Phillips Petroleum Company | Olefin disproportionation |
| US4835230A (en) * | 1988-10-17 | 1989-05-30 | Hercules Incorporated | Use of a cationic polymerization initiator in the preparation of thermoset polymer |
| US5276119A (en) * | 1992-12-29 | 1994-01-04 | Shell Oil Company | Transition metal hydrides as co-catalysts for olefin polymerization |
| EP4234592A3 (en) * | 2018-09-17 | 2023-09-27 | Chevron Phillips Chemical Company LP | Light treatment of chromium catalysts and related catalyst preparation systems and polymerization processes |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA610339A (en) * | 1960-12-13 | The Dow Chemical Company | Treatment of catalyst materials with high energy radiations | |
| BE598685A (ja) * | 1959-12-31 | |||
| US3083246A (en) * | 1961-02-09 | 1963-03-26 | Shell Oil Co | Polymerization of olefinic hydrocarbons |
| US3622521A (en) * | 1967-08-21 | 1971-11-23 | Phillips Petroleum Co | Olefin polymerization with chromium and titanium-containing compounds |
| SU427022A1 (ru) * | 1972-03-16 | 1974-05-05 | Способ получения карбоцепных линейных полимеров |
-
1975
- 1975-01-31 DE DE19752503943 patent/DE2503943A1/de not_active Ceased
- 1975-01-31 IT IT19789/75A patent/IT1031321B/it active
- 1975-02-03 NL NL7501268A patent/NL7501268A/xx not_active Application Discontinuation
- 1975-02-04 US US05/547,032 patent/US4005047A/en not_active Expired - Lifetime
- 1975-02-04 JP JP50015218A patent/JPS50129492A/ja active Pending
- 1975-02-04 GB GB4737/75A patent/GB1502014A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| IT1031321B (it) | 1979-04-30 |
| DE2503943A1 (de) | 1975-08-07 |
| US4005047A (en) | 1977-01-25 |
| NL7501268A (nl) | 1975-08-06 |
| GB1502014A (en) | 1978-02-22 |