IT1061256B - Procedimento per la polimerizzazione di butadiene in soluzione e catalizzatore impiegato - Google Patents
Procedimento per la polimerizzazione di butadiene in soluzione e catalizzatore impiegatoInfo
- Publication number
- IT1061256B IT1061256B IT49356/76A IT4935676A IT1061256B IT 1061256 B IT1061256 B IT 1061256B IT 49356/76 A IT49356/76 A IT 49356/76A IT 4935676 A IT4935676 A IT 4935676A IT 1061256 B IT1061256 B IT 1061256B
- Authority
- IT
- Italy
- Prior art keywords
- butadiene
- polymerization
- procedure
- solution
- catalyst used
- 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
- C08F136/00—Homopolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds
- C08F136/02—Homopolymers 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
- C08F136/04—Homopolymers 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
- C08F136/06—Butadiene
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/576,769 US3985941A (en) | 1975-05-12 | 1975-05-12 | Method of polymerization |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1061256B true IT1061256B (it) | 1983-02-28 |
Family
ID=24305921
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT49356/76A IT1061256B (it) | 1975-05-12 | 1976-05-06 | Procedimento per la polimerizzazione di butadiene in soluzione e catalizzatore impiegato |
Country Status (11)
Country | Link |
---|---|
US (1) | US3985941A (it) |
JP (1) | JPS51137690A (it) |
AU (1) | AU501704B2 (it) |
BR (1) | BR7602895A (it) |
CA (1) | CA1069107A (it) |
DD (1) | DD125607A5 (it) |
DE (1) | DE2619488A1 (it) |
FR (1) | FR2344333A1 (it) |
GB (1) | GB1501302A (it) |
IT (1) | IT1061256B (it) |
ZA (1) | ZA762353B (it) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4020255A (en) * | 1975-05-07 | 1977-04-26 | The Goodyear Tire & Rubber Company | Continuous insitu catalyst addition for polybutadiene polymerization |
US4522988A (en) * | 1984-06-04 | 1985-06-11 | The Firestone Tire & Rubber Company | Method of preparing high cis-1,4 diene polymers having good green strength and tack |
US4562171A (en) * | 1984-06-04 | 1985-12-31 | The Firestone Tire & Rubber Company | Method of preparing high cis-1,4 diene polymers having good green strength and tack using a catalyst composition containing a carboxylated metal oxy aluminate component |
US4522989A (en) * | 1984-06-04 | 1985-06-11 | The Firestone Tire & Rubber Company | Method of preparing high cis-1,4 diene polymers having good green strength and tack using a catalyst composition containing a carboxylated metal oxy aluminate component |
US4562172A (en) * | 1984-06-04 | 1985-12-31 | The Firestone Tire & Rubber Company | Method of preparing high cis-1,4 diene polymers having good green strength and tack |
US4501866A (en) * | 1984-07-23 | 1985-02-26 | The Firestone Tire & Rubber Company | Continuous method for preparing high cis-1,4 polybutadiene |
US5100982A (en) * | 1991-01-02 | 1992-03-31 | The Goodyear Tire & Rubber Company | Technique for reducing the molecular weight and broadening the molecular weight distribution of high cis-1,4-polybutadiene |
US5412045A (en) * | 1994-09-16 | 1995-05-02 | Polysar Rubber Corporation | Preparation of high cis-1,4-polybutadiene with reduced gel |
US6727330B1 (en) * | 2003-02-07 | 2004-04-27 | Firestone Polymers, Llc | Termination and reduced gel in high cis polybutadiene |
KR101169414B1 (ko) | 2010-12-24 | 2012-07-30 | 금호석유화학 주식회사 | 고 1,4-시스 함량을 갖는 폴리부타디엔의 분지도 조절 방법 |
BR112013016429B1 (pt) | 2010-12-31 | 2020-12-08 | Bridgestone Corporation | polimerização em massa de dienos conjugados usando um sistema catalisador à base de níquel |
CN103328519A (zh) | 2010-12-31 | 2013-09-25 | 株式会社普利司通 | 使用基于镍的催化剂系统的共轭二烯本体聚合 |
CN111848849B (zh) * | 2020-07-01 | 2021-02-19 | 浙江传化合成材料有限公司 | 镍系顺丁橡胶和稀土系顺丁橡胶的连续制备工艺 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3170907A (en) * | 1959-12-31 | 1965-02-23 | Bridgestone Tire Co Ltd | Production of cis-1, 4 polybutadiene with a nickel carboxylic acid salt-boron trifluoride etherate-aluminum trialkyl catalyst |
GB906334A (en) * | 1959-12-31 | 1962-09-19 | Bridgestone Tire Co Ltd | Method of manufacturing cis-1,4-polybutadiene |
US3856764A (en) * | 1971-11-24 | 1974-12-24 | Goodyear Tire & Rubber | Polymerization process |
-
1975
- 1975-05-12 US US05/576,769 patent/US3985941A/en not_active Expired - Lifetime
-
1976
- 1976-04-20 ZA ZA762353A patent/ZA762353B/xx unknown
- 1976-04-20 CA CA250,470A patent/CA1069107A/en not_active Expired
- 1976-04-27 AU AU13369/76A patent/AU501704B2/en not_active Expired
- 1976-04-27 FR FR7612374A patent/FR2344333A1/fr active Granted
- 1976-05-03 DE DE19762619488 patent/DE2619488A1/de not_active Withdrawn
- 1976-05-03 GB GB17977/76A patent/GB1501302A/en not_active Expired
- 1976-05-06 IT IT49356/76A patent/IT1061256B/it active
- 1976-05-10 BR BR2895/76A patent/BR7602895A/pt unknown
- 1976-05-10 DD DD192757A patent/DD125607A5/xx unknown
- 1976-05-12 JP JP51054215A patent/JPS51137690A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
AU1336976A (en) | 1977-11-03 |
FR2344333B1 (it) | 1981-08-28 |
ZA762353B (en) | 1977-04-27 |
US3985941A (en) | 1976-10-12 |
DD125607A5 (it) | 1977-05-04 |
BR7602895A (pt) | 1976-11-23 |
AU501704B2 (en) | 1979-06-28 |
GB1501302A (en) | 1978-02-15 |
FR2344333A1 (fr) | 1977-10-14 |
DE2619488A1 (de) | 1976-11-25 |
CA1069107A (en) | 1980-01-01 |
JPS51137690A (en) | 1976-11-27 |
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