DE1292845B - Verfahren zur Herstellung von Polybutadien mit ueberwiegender 1, 2-Struktur - Google Patents
Verfahren zur Herstellung von Polybutadien mit ueberwiegender 1, 2-StrukturInfo
- Publication number
- DE1292845B DE1292845B DEJ31819A DEJ0031819A DE1292845B DE 1292845 B DE1292845 B DE 1292845B DE J31819 A DEJ31819 A DE J31819A DE J0031819 A DEJ0031819 A DE J0031819A DE 1292845 B DE1292845 B DE 1292845B
- Authority
- DE
- Germany
- Prior art keywords
- molybdenum
- polybutadiene
- butadiene
- catalyst
- compound
- Prior art date
- 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.)
- Withdrawn
Links
- 229920002857 polybutadiene Polymers 0.000 title claims description 22
- 239000005062 Polybutadiene Substances 0.000 title claims description 18
- 238000000034 method Methods 0.000 title claims description 15
- 238000004519 manufacturing process Methods 0.000 title description 2
- KAKZBPTYRLMSJV-UHFFFAOYSA-N Butadiene Chemical compound C=CC=C KAKZBPTYRLMSJV-UHFFFAOYSA-N 0.000 claims description 44
- 239000003054 catalyst Substances 0.000 claims description 18
- 229910052750 molybdenum Inorganic materials 0.000 claims description 14
- 239000011733 molybdenum Substances 0.000 claims description 14
- -1 molybdenum halides Chemical class 0.000 claims description 13
- 229910052782 aluminium Inorganic materials 0.000 claims description 9
- 238000006116 polymerization reaction Methods 0.000 claims description 8
- 239000005078 molybdenum compound Substances 0.000 claims description 7
- 150000002752 molybdenum compounds Chemical class 0.000 claims description 7
- 229930195733 hydrocarbon Natural products 0.000 claims description 5
- 150000002902 organometallic compounds Chemical class 0.000 claims description 5
- 239000004215 Carbon black (E152) Substances 0.000 claims description 4
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 45
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 24
- 229920000642 polymer Polymers 0.000 description 20
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 15
- 239000000243 solution Substances 0.000 description 14
- 238000006243 chemical reaction Methods 0.000 description 10
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 9
- 239000000203 mixture Substances 0.000 description 6
- 238000003756 stirring Methods 0.000 description 6
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 6
- 239000012298 atmosphere Substances 0.000 description 5
- 239000002904 solvent Substances 0.000 description 5
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 4
- 150000001875 compounds Chemical class 0.000 description 4
- KVISPVDSKYDJKS-UHFFFAOYSA-M (2z)-1,3,3-trimethyl-2-[(2e,4e)-5-(1,3,3-trimethylindol-1-ium-2-yl)penta-2,4-dienylidene]indole;chloride Chemical compound [Cl-].CC1(C)C2=CC=CC=C2N(C)\C1=C/C=C/C=C/C1=[N+](C)C2=CC=CC=C2C1(C)C KVISPVDSKYDJKS-UHFFFAOYSA-M 0.000 description 3
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 description 3
- QXNVGIXVLWOKEQ-UHFFFAOYSA-N Disodium Chemical class [Na][Na] QXNVGIXVLWOKEQ-UHFFFAOYSA-N 0.000 description 3
- 230000001070 adhesive effect Effects 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 239000003963 antioxidant agent Substances 0.000 description 3
- 230000003078 antioxidant effect Effects 0.000 description 3
- GICWIDZXWJGTCI-UHFFFAOYSA-I molybdenum pentachloride Chemical compound Cl[Mo](Cl)(Cl)(Cl)Cl GICWIDZXWJGTCI-UHFFFAOYSA-I 0.000 description 3
- 229920002589 poly(vinylethylene) polymer Polymers 0.000 description 3
- 239000010936 titanium Substances 0.000 description 3
- 229920002554 vinyl polymer Polymers 0.000 description 3
- KPZGRMZPZLOPBS-UHFFFAOYSA-N 1,3-dichloro-2,2-bis(chloromethyl)propane Chemical compound ClCC(CCl)(CCl)CCl KPZGRMZPZLOPBS-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 2
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Natural products C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical class [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 2
- 125000003710 aryl alkyl group Chemical group 0.000 description 2
- 125000004429 atom Chemical group 0.000 description 2
- QGJOPFRUJISHPQ-NJFSPNSNSA-N carbon disulfide-14c Chemical compound S=[14C]=S QGJOPFRUJISHPQ-NJFSPNSNSA-N 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 229920001577 copolymer Polymers 0.000 description 2
- QXYJCZRRLLQGCR-UHFFFAOYSA-N dioxomolybdenum Chemical compound O=[Mo]=O QXYJCZRRLLQGCR-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 150000002430 hydrocarbons Chemical class 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- OHZZTXYKLXZFSZ-UHFFFAOYSA-I manganese(3+) 5,10,15-tris(1-methylpyridin-1-ium-4-yl)-20-(1-methylpyridin-4-ylidene)porphyrin-22-ide pentachloride Chemical compound [Cl-].[Cl-].[Cl-].[Cl-].[Cl-].[Mn+3].C1=CN(C)C=CC1=C1C(C=C2)=NC2=C(C=2C=C[N+](C)=CC=2)C([N-]2)=CC=C2C(C=2C=C[N+](C)=CC=2)=C(C=C2)N=C2C(C=2C=C[N+](C)=CC=2)=C2N=C1C=C2 OHZZTXYKLXZFSZ-UHFFFAOYSA-I 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 150000002751 molybdenum Chemical class 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 229920001084 poly(chloroprene) Polymers 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 150000003254 radicals Chemical class 0.000 description 2
- 239000011541 reaction mixture Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 229910052723 transition metal Inorganic materials 0.000 description 2
- 150000003624 transition metals Chemical class 0.000 description 2
- JQMFQLVAJGZSQS-UHFFFAOYSA-N 2-[4-[2-(2,3-dihydro-1H-inden-2-ylamino)pyrimidin-5-yl]piperazin-1-yl]-N-(2-oxo-3H-1,3-benzoxazol-6-yl)acetamide Chemical compound C1C(CC2=CC=CC=C12)NC1=NC=C(C=N1)N1CCN(CC1)CC(=O)NC1=CC2=C(NC(O2)=O)C=C1 JQMFQLVAJGZSQS-UHFFFAOYSA-N 0.000 description 1
- UWJJPAPIXROBPH-UHFFFAOYSA-N 3-phenylnaphthalen-1-amine Chemical compound C=1C2=CC=CC=C2C(N)=CC=1C1=CC=CC=C1 UWJJPAPIXROBPH-UHFFFAOYSA-N 0.000 description 1
- 241000251468 Actinopterygii Species 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 description 1
- KCXVZYZYPLLWCC-UHFFFAOYSA-N EDTA Chemical compound OC(=O)CN(CC(O)=O)CCN(CC(O)=O)CC(O)=O KCXVZYZYPLLWCC-UHFFFAOYSA-N 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 244000043261 Hevea brasiliensis Species 0.000 description 1
- 238000004566 IR spectroscopy Methods 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- URRHWTYOQNLUKY-UHFFFAOYSA-N [AlH3].[P] Chemical class [AlH3].[P] URRHWTYOQNLUKY-UHFFFAOYSA-N 0.000 description 1
- GPWHDDKQSYOYBF-UHFFFAOYSA-N ac1l2u0q Chemical compound Br[Br-]Br GPWHDDKQSYOYBF-UHFFFAOYSA-N 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 150000001338 aliphatic hydrocarbons Chemical class 0.000 description 1
- 125000002877 alkyl aryl group Chemical group 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 125000004350 aryl cycloalkyl group Chemical group 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000000536 complexating effect Effects 0.000 description 1
- 239000008139 complexing agent Substances 0.000 description 1
- 125000000753 cycloalkyl group Chemical group 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- JCFNAADCQWXIJD-UHFFFAOYSA-L dioxomolybdenum(2+);dichloride Chemical compound Cl[Mo](Cl)(=O)=O JCFNAADCQWXIJD-UHFFFAOYSA-L 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 150000002170 ethers Chemical class 0.000 description 1
- GCPCLEKQVMKXJM-UHFFFAOYSA-N ethoxy(diethyl)alumane Chemical compound CCO[Al](CC)CC GCPCLEKQVMKXJM-UHFFFAOYSA-N 0.000 description 1
- MGDOJPNDRJNJBK-UHFFFAOYSA-N ethylaluminum Chemical compound [Al].C[CH2] MGDOJPNDRJNJBK-UHFFFAOYSA-N 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000005194 fractionation Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 239000012442 inert solvent Substances 0.000 description 1
- 238000002329 infrared spectrum Methods 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- OYMJNIHGVDEDFX-UHFFFAOYSA-J molybdenum tetrachloride Chemical compound Cl[Mo](Cl)(Cl)Cl OYMJNIHGVDEDFX-UHFFFAOYSA-J 0.000 description 1
- ZSSVQAGPXAAOPV-UHFFFAOYSA-K molybdenum trichloride Chemical compound Cl[Mo](Cl)Cl ZSSVQAGPXAAOPV-UHFFFAOYSA-K 0.000 description 1
- BQBYSLAFGRVJME-UHFFFAOYSA-L molybdenum(2+);dichloride Chemical compound Cl[Mo]Cl BQBYSLAFGRVJME-UHFFFAOYSA-L 0.000 description 1
- GMMJTCLAKDKBCZ-UHFFFAOYSA-L molybdenum(ii) bromide Chemical compound Br[Mo]Br GMMJTCLAKDKBCZ-UHFFFAOYSA-L 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 229920003052 natural elastomer Polymers 0.000 description 1
- 229920001194 natural rubber Polymers 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 150000003003 phosphines Chemical class 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000035882 stress Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- WWJBJTBTXOHQAZ-UHFFFAOYSA-J tetrabromomolybdenum Chemical compound Br[Mo](Br)(Br)Br WWJBJTBTXOHQAZ-UHFFFAOYSA-J 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
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)
- Laminated Bodies (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR32688A FR1493422A (fr) | 1965-09-24 | 1965-09-24 | Perfectionnements à la préparation de polybutadiène-1, 2 amorphe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE1292845B true DE1292845B (de) | 1969-04-17 |
Family
ID=8589096
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DEJ31819A Withdrawn DE1292845B (de) | 1965-09-24 | 1966-09-20 | Verfahren zur Herstellung von Polybutadien mit ueberwiegender 1, 2-Struktur |
Country Status (6)
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4912182A (en) * | 1988-08-31 | 1990-03-27 | The Goodyear Tire & Rubber Company | Synthesis of high vinyl polybutadiene utilizing a molybdenum catalyst system |
| 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 |
| US6348550B1 (en) | 2000-04-13 | 2002-02-19 | Bridgestone Corporation | Molybdenum-based catalyst composition and process for controlling the characteristics of conjugated diene polymers |
| US6545107B2 (en) | 2001-06-08 | 2003-04-08 | Bridgestone Corporation | Molydenum-based catalyst composition for producing syndiotactic 1,2-polybutadiene |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1124699B (de) * | 1956-09-19 | 1962-03-01 | Phillips Petroleum Co | Verfahren zur Herstellung eines Butadien-Polymerisats |
| DE1144925B (de) * | 1958-03-06 | 1963-03-07 | Phillips Petroleum Co | Verfahren zur Herstellung eines Butadien-Polymerisats |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3038863A (en) * | 1956-05-15 | 1962-06-12 | Du Pont | Polymerization catalyst |
| US3232920A (en) * | 1958-03-06 | 1966-02-01 | Phillips Petroleum Co | Preparation of rubbery polymers of butadiene |
| US3336280A (en) * | 1960-10-14 | 1967-08-15 | Phillips Petroleum Co | Process for production of rubbery polymers |
| US3116273A (en) * | 1960-10-31 | 1963-12-31 | Phillips Petroleum Co | Polymerization of butadiene with a mccl5-air3-ether or amine or amideiodine catalyst |
-
1965
- 1965-09-24 FR FR32688A patent/FR1493422A/fr not_active Expired
-
1966
- 1966-09-20 DE DEJ31819A patent/DE1292845B/de not_active Withdrawn
- 1966-09-21 BE BE687194D patent/BE687194A/xx unknown
- 1966-09-22 NL NL6613407A patent/NL6613407A/xx unknown
- 1966-09-23 US US581451A patent/US3451987A/en not_active Expired - Lifetime
- 1966-09-23 GB GB42652/66A patent/GB1147514A/en not_active Expired
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1124699B (de) * | 1956-09-19 | 1962-03-01 | Phillips Petroleum Co | Verfahren zur Herstellung eines Butadien-Polymerisats |
| DE1144925B (de) * | 1958-03-06 | 1963-03-07 | Phillips Petroleum Co | Verfahren zur Herstellung eines Butadien-Polymerisats |
Also Published As
| Publication number | Publication date |
|---|---|
| GB1147514A (en) | 1969-04-02 |
| BE687194A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1967-03-21 |
| US3451987A (en) | 1969-06-24 |
| FR1493422A (fr) | 1967-09-01 |
| NL6613407A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1967-03-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE1720998C2 (de) | Verfahren zur Herstellung von Polybutadien mit einem hohen Gehalt an Vinylseitengruppen | |
| DE2615390C3 (de) | Verfahren zur Polymerisation von Äthylen, allein oder zusammen mit α-Olefinen mit 3 - 20 C-Atomen oder mit Diolefinen | |
| DE60035769T2 (de) | Neodymium-Carboxylatederivate und ihre Verwendung für die Polymerisation von konjugierten Dienen | |
| EP0222189A1 (de) | Verfahren und Katalysator zur Herstellung von syndiotaktischem 1,2-Polybutadien | |
| DE1645109B2 (de) | Verfahren zur Verminderung des Kaltflusses von Polymerisaten konjugierter Diene | |
| DE2623344A1 (de) | Neue bifunktionelle organolithium- polymerisationsinitiatoren und ihre verwendung insbesondere zur herstellung von thermoplastischen elastomeren | |
| DE69116762T2 (de) | Katalysatorsystem zum Polymerisieren von Butadien in Trans-1,4-polybutadien | |
| DE3103202A1 (de) | Polybutadiene und ihre herstellung | |
| DE1809495A1 (de) | Verfahren zum Polymerisieren von Butadien | |
| DE2560562C2 (de) | Katalytische Zusammensetzung und deren Verwendung | |
| EP0016392B1 (de) | Katalysator, dessen Herstellung und Verfahren zur Polymerisation von Butadien | |
| DE2361782A1 (de) | Verfahren zur herstellung von niedermolekularen ungesaettigten kohlenwasserstoffpolymerisaten mit erhoehtem anteil an vinyl- bzw. substituierten vinylgruppen | |
| DE2334267A1 (de) | Verfahren zur herstellung von fluessigem polybutadien und katalysatorsystem zur durchfuehrung des verfahrens | |
| DE1809854A1 (de) | Verfahren zum Polymerisieren von Butadien und Butadien im Gemisch mit weiteren konjugierten Diolefinen | |
| DE1292845B (de) | Verfahren zur Herstellung von Polybutadien mit ueberwiegender 1, 2-Struktur | |
| DE2163542A1 (de) | Polybutadien, Verfahren zu seiner Herstellung und Verwendung desselben | |
| DE2737362A1 (de) | Verfahren zur herstellung eines polyolefins | |
| DE1162089B (de) | Verfahren zur Polymerisation von 1, 3-Butadien | |
| DE69601196T2 (de) | Herstellung von kristallinem Polybutadien mit hohem 1,4-Transgehalt | |
| DE2350941A1 (de) | Verfahren zur polymerisation von butadien und butadien in mischung mit anderen diolefinen | |
| DE1258095B (de) | Verfahren zur Polymerisation von konjugierten Diolefinen | |
| WO2000004064A1 (de) | Verfahren zur polymerisation von konjugierten diolefinen (dienen) mit katalysatoren auf der basis von cobalt-verbindungen in gegenwart vinylaromatischer lösungsmittel | |
| DE1301488B (de) | Verfahren zur Polymerisation von Butadien | |
| EP1159306B1 (de) | Heteroleptische erdalkalimetallverbindungen und verfahren zur stereoselektiven anionischen polymerisation | |
| DE1620931A1 (de) | Verfahren zur Polymerisation und Mischpolymerisation konjugierter Diene |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| E77 | Valid patent as to the heymanns-index 1977 | ||
| 8339 | Ceased/non-payment of the annual fee |