IT1052345B - Procedimento per la polimerizzazione di diolefine coniugate catalizzatore impiegato e prodotto ottenuto - Google Patents
Procedimento per la polimerizzazione di diolefine coniugate catalizzatore impiegato e prodotto ottenutoInfo
- Publication number
- IT1052345B IT1052345B IT52317/75A IT5231775A IT1052345B IT 1052345 B IT1052345 B IT 1052345B IT 52317/75 A IT52317/75 A IT 52317/75A IT 5231775 A IT5231775 A IT 5231775A IT 1052345 B IT1052345 B IT 1052345B
- Authority
- IT
- Italy
- Prior art keywords
- polymerization
- procedure
- product obtained
- catalyst used
- conjugated diolefins
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F36/00—Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds
- C08F36/02—Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds the radical having only two carbon-to-carbon double bonds
- C08F36/04—Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds the radical having only two carbon-to-carbon double bonds conjugated
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F2410/00—Features related to the catalyst preparation, the catalyst use or to the deactivation of the catalyst
- C08F2410/04—Dual catalyst, i.e. use of two different catalysts, where none of the catalysts is a metallocene
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/526,345 US4048418A (en) | 1974-11-22 | 1974-11-22 | Method of polymerization of conjugated diolefins using iron catalysts and nitrogen ligands |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT1052345B true IT1052345B (it) | 1981-06-20 |
Family
ID=24096956
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT52317/75A IT1052345B (it) | 1974-11-22 | 1975-11-20 | Procedimento per la polimerizzazione di diolefine coniugate catalizzatore impiegato e prodotto ottenuto |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US4048418A (it) |
| JP (1) | JPS5645407B2 (it) |
| BE (1) | BE835844A (it) |
| BR (1) | BR7507654A (it) |
| CA (1) | CA1064009A (it) |
| DE (1) | DE2549168A1 (it) |
| FR (1) | FR2291989A1 (it) |
| GB (1) | GB1498659A (it) |
| IT (1) | IT1052345B (it) |
| NL (1) | NL7513647A (it) |
| ZA (1) | ZA756630B (it) |
Families Citing this family (27)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4168357A (en) * | 1978-04-05 | 1979-09-18 | The Goodyear Tire & Rubber Company | Preparation of high cis-1,4-polypentadiene |
| JPS59130605U (ja) * | 1983-02-22 | 1984-09-01 | 吉田工業株式会社 | コンパクト容器 |
| US4727123A (en) * | 1983-04-14 | 1988-02-23 | The Standard Oil Company | Catalysts for the polymerization of conjugated dienes |
| JPS6027049U (ja) * | 1983-07-29 | 1985-02-23 | 釜屋化学工業株式会社 | 蝶番式容器の開閉装置 |
| JPS60173211U (ja) * | 1984-04-26 | 1985-11-16 | 豊國樹脂工業株式會社 | コンパクト容器の開閉装置 |
| JP3463811B2 (ja) * | 1991-04-24 | 2003-11-05 | Ｊｓｒ株式会社 | ブタジエン系重合体の製造方法 |
| US6117956A (en) * | 1998-06-01 | 2000-09-12 | Bridgestone Corporation | Catalyst composition and polymerization process for producing syndiotactic 1,2-polybutadiene |
| US6284702B1 (en) | 1998-10-14 | 2001-09-04 | Bridgestone Corporation | Iron-based catalyst composition and process for producing syndiotactic 1,2-polybutadiene |
| US6399732B2 (en) * | 1998-10-14 | 2002-06-04 | Bridgestone Corporation | Preparation of conjugated diene polymers by using an iron-based catalayst system |
| US6277779B1 (en) | 1998-10-14 | 2001-08-21 | Bridgestone Corporation | Process and iron-based catalyst composition for the production of syndiotactic 1,2-polybutadiene |
| US6211313B1 (en) | 1999-11-12 | 2001-04-03 | Bridgestone Corporation | Iron-based catalyst composition and process for producing conjugated diene polymers |
| US6479601B1 (en) | 1999-08-06 | 2002-11-12 | The Goodyear Tire & Rubber Company | Transition metal catalysts for diene polymerizations |
| US6281305B1 (en) | 1999-11-05 | 2001-08-28 | Bridgestone Corporation | Iron-based catalyst for producing oligomers of conjugated dienes |
| US6288183B1 (en) | 1999-12-30 | 2001-09-11 | Bridgestone Corporation | Catalyst composition and process for controlling the characteristics of conjugated diene polymers |
| US6197888B1 (en) | 1999-12-30 | 2001-03-06 | Bridgestone Corporation | Process for producing blends of syndiotactic 1, 2-polybutadiene and rubbery elastomers with an iron-based catalyst system |
| US6160063A (en) * | 1999-12-30 | 2000-12-12 | Bridgestone Corporation | Iron-based catalyst for producing binary cis-1,4-/1,2-polybutadiene |
| US6303692B1 (en) | 2000-04-13 | 2001-10-16 | Bridgestone Corporation | Preparation of blends of syndiotactic 1,2-polybutadiene and rubbery elastomers with a molybdenum-based catalyst system |
| JP2003531227A (ja) | 2000-04-13 | 2003-10-21 | 株式会社ブリヂストン | ＣｒもしくはＭｏが基になった触媒系を用いてシンジオタクテック１，２−ポリブタジエンとゴム状弾性重合体のブレンド物を製造する方法 |
| US6348550B1 (en) | 2000-04-13 | 2002-02-19 | Bridgestone Corporation | Molybdenum-based catalyst composition and process for controlling the characteristics of conjugated diene polymers |
| US6291591B1 (en) | 2000-04-13 | 2001-09-18 | Bridgestone Corporation | Process for producing blends of syndiotactic 1,2-polybutadiene and rubbery elastomers with a chromium-based catalyst system |
| US6627712B2 (en) | 2001-02-19 | 2003-09-30 | Bridgestone Corporation | Manufacture of conjugated diene polymers by using an iron-based catalyst composition |
| US6433237B1 (en) | 2001-02-19 | 2002-08-13 | Bridgestone Corporation | Iron-based catalyst composition for producing oligomers of conjugated dienes |
| US6320004B1 (en) | 2001-04-05 | 2001-11-20 | Bridgestone Corporation | Manufacture of conjugated diene polymers by using an iron-based catalyst composition |
| US6545107B2 (en) | 2001-06-08 | 2003-04-08 | Bridgestone Corporation | Molydenum-based catalyst composition for producing syndiotactic 1,2-polybutadiene |
| US6610804B2 (en) | 2001-08-24 | 2003-08-26 | Bridgestone Corporation | Iron-based catalyst composition for the manufacture of syndiotactic 1, 2-polybutadiene |
| US6576725B1 (en) | 2002-01-18 | 2003-06-10 | Bridgestone Corporation | Iron-based catalyst for producing high-vinyl polybutadiene |
| US6720397B2 (en) | 2002-02-20 | 2004-04-13 | Bridgestone Corporation | Polymerization process for preparing syndiotactic 1,2-polybutadiene |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3300466A (en) * | 1960-11-15 | 1967-01-24 | Montedison Spa | Process of producing crystalline syndyotactic 1, 2-polybutadiene |
| FR1380046A (fr) * | 1963-01-16 | 1964-11-27 | Huels Chemische Werke Ag | Procédé pour ajuster le poids moléculaire des polydioléfines |
| FR1435284A (fr) * | 1964-04-02 | 1966-04-15 | Toyo Rayon Co Ltd | Procédé de polymérisation de dioléfines |
| US3446788A (en) * | 1967-03-20 | 1969-05-27 | Goodyear Tire & Rubber | Polymerization of butadiene by a catalyst containing aluminum alkyls,organonickel compounds and metal fluorides |
| US3483177A (en) * | 1967-12-15 | 1969-12-09 | Goodyear Tire & Rubber | Method for the polymerization of butadiene and butadiene in mixture with other diolefins using (1) organometallics,(2) organic ni or co,and (3) bf3 complexed with aldehydes,ketones,esters and nitriles |
| US3565875A (en) * | 1969-03-10 | 1971-02-23 | Goodrich Gulf Chem Inc | Polymerization process and catalyst system therefor |
| BE759763A (fr) * | 1969-12-02 | 1971-05-17 | Ube Industries | Procede pour la preparption de 1,2-polybutadiene |
| JPS492886A (it) * | 1972-04-21 | 1974-01-11 |
-
1974
- 1974-11-22 US US05/526,345 patent/US4048418A/en not_active Expired - Lifetime
-
1975
- 1975-10-17 CA CA237,907A patent/CA1064009A/en not_active Expired
- 1975-10-21 ZA ZA00756630A patent/ZA756630B/xx unknown
- 1975-10-28 GB GB44293/75A patent/GB1498659A/en not_active Expired
- 1975-11-03 DE DE19752549168 patent/DE2549168A1/de not_active Ceased
- 1975-11-19 BR BR7507654*A patent/BR7507654A/pt unknown
- 1975-11-20 IT IT52317/75A patent/IT1052345B/it active
- 1975-11-20 FR FR7535445A patent/FR2291989A1/fr active Granted
- 1975-11-20 JP JP13973375A patent/JPS5645407B2/ja not_active Expired
- 1975-11-21 BE BE162101A patent/BE835844A/xx not_active IP Right Cessation
- 1975-11-21 NL NL7513647A patent/NL7513647A/xx not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| CA1064009A (en) | 1979-10-09 |
| GB1498659A (en) | 1978-01-25 |
| ZA756630B (en) | 1976-09-29 |
| JPS5174077A (it) | 1976-06-26 |
| NL7513647A (nl) | 1976-05-25 |
| BE835844A (fr) | 1976-03-16 |
| FR2291989B1 (it) | 1979-07-20 |
| FR2291989A1 (fr) | 1976-06-18 |
| US4048418A (en) | 1977-09-13 |
| BR7507654A (pt) | 1976-08-10 |
| DE2549168A1 (de) | 1976-08-12 |
| JPS5645407B2 (it) | 1981-10-26 |
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