RO94862B1 - Catalizator pentru polimerizarea stereospecifica a izoprenului si procedeu de obtinere a acestuia - Google Patents
Catalizator pentru polimerizarea stereospecifica a izoprenului si procedeu de obtinere a acestuiaInfo
- Publication number
- RO94862B1 RO94862B1 RO124078A RO12407886A RO94862B1 RO 94862 B1 RO94862 B1 RO 94862B1 RO 124078 A RO124078 A RO 124078A RO 12407886 A RO12407886 A RO 12407886A RO 94862 B1 RO94862 B1 RO 94862B1
- Authority
- RO
- Romania
- Prior art keywords
- isoprene
- catalyst
- diphenyloxide
- triisobutylaluminum
- preparing
- Prior art date
Links
- RRHGJUQNOFWUDK-UHFFFAOYSA-N Isoprene Chemical compound CC(=C)C=C RRHGJUQNOFWUDK-UHFFFAOYSA-N 0.000 title abstract 10
- 239000003054 catalyst Substances 0.000 title abstract 4
- 238000012721 stereospecific polymerization Methods 0.000 title abstract 2
- 238000004519 manufacturing process Methods 0.000 title 1
- USIUVYZYUHIAEV-UHFFFAOYSA-N diphenyl ether Chemical compound C=1C=CC=CC=1OC1=CC=CC=C1 USIUVYZYUHIAEV-UHFFFAOYSA-N 0.000 abstract 5
- MCULRUJILOGHCJ-UHFFFAOYSA-N triisobutylaluminium Chemical compound CC(C)C[Al](CC(C)C)CC(C)C MCULRUJILOGHCJ-UHFFFAOYSA-N 0.000 abstract 5
- 230000003197 catalytic effect Effects 0.000 abstract 3
- 238000006243 chemical reaction Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- XJDNKRIXUMDJCW-UHFFFAOYSA-J titanium tetrachloride Chemical compound Cl[Ti](Cl)(Cl)Cl XJDNKRIXUMDJCW-UHFFFAOYSA-J 0.000 abstract 1
Landscapes
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
Abstract
Inventia de feta se refera la un catalizator pentru polimerizarea stereospecifica a izoprenului, care este constituit din tetraclorura de titan, triizobutilaluminiu, difeniloxid si izopren, în raporturi molare triizobutilaluminiu/TiCl indice 4 de 1, difeniloxid/componenta catalitica de 0,1...5, de preferinta 0,4...1, izopren/triizobutilaluminiu de 0,1...5, de preferinta 0,5...3. Procedeul de obtinere a catalizatorului consta în reactia dintre difeniloxid si TiCl indice 4, dintre difeniloxid si triizobutilaluminiu la un raport molar difeniloxid/componenta catalitica de 0,1...5, de preferinta 0,4...1, izoprenul adaugîndu-se numai la triizobutilaluminiu la temperatura de -45...+20 degree C, de preferinta -20...0 degree C, în raport molar de 0,1...5, de preferinta 0,5...3. Se obtine un catalizator cu activitate catalitica marita.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO124078A RO94862B1 (ro) | 1986-07-10 | 1986-07-10 | Catalizator pentru polimerizarea stereospecifica a izoprenului si procedeu de obtinere a acestuia |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO124078A RO94862B1 (ro) | 1986-07-10 | 1986-07-10 | Catalizator pentru polimerizarea stereospecifica a izoprenului si procedeu de obtinere a acestuia |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| RO94862B1 true RO94862B1 (ro) | 1988-07-31 |
Family
ID=40904426
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RO124078A RO94862B1 (ro) | 1986-07-10 | 1986-07-10 | Catalizator pentru polimerizarea stereospecifica a izoprenului si procedeu de obtinere a acestuia |
Country Status (1)
| Country | Link |
|---|---|
| RO (1) | RO94862B1 (ro) |
-
1986
- 1986-07-10 RO RO124078A patent/RO94862B1/ro unknown
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