Iron-based catalyst composition and process for producing conjugated diene polymers
US6211313A · kind A · utility
14Cited by
19References
20Claims
0Family size
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Inventor
Key dates
| Filing date | Nov 12, 1999 |
| Grant date | Apr 3, 2001 |
| Priority date | — |
| Expiry date | Nov 12, 2019 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08F136/06
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A catalyst composition that is the combination of or the reaction product of ingredients including an iron-containing compound, a hydrogen phosphite, and an aluminoxane. This catalyst composition is useful for polymerizing conjugated diene monomers and is particularly useful for polymerizing 1,3-butadiene into syndiotactic 1,2-polybutadiene.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.