C - Chemistry – Metallurgy – 07 – F
Patent
C - Chemistry, Metallurgy
07
F
C07F 7/00 (2006.01) C08F 10/00 (2006.01)
Patent
CA 2444964
Titanium complex having general formula (I) (RCOO)nTiXp wherein R is a monofunctional hydrocarbyl radical having from 1 to 20 carbon atoms and a number of halogen atoms, selected from fluorine, chlorine and bromine, preferably chlorine, ranging from 1 to 6; X is chlorine, bromine or a beta- dicarbonyl group such as acetylacetone (AcAc), formylacetone, benzoylacetone, dibenzoylmethane; p + n = 2, 3, 4, preferably p + n = 3; n is greater than or equal to 1. The preparation of the above complex and its use in the co- and ter-polymerization of .alpha.-olefins, are also described.
L'invention concerne un complexe titane de formule générale (I) (RCOO)¿n?TiX¿p?, dans laquelle R représente un radical hydrocarbyle monofonctionnel comportant de 1 à 20 atomes de carbone et un nombre d'atomes d'halogène, choisis entre le fluor, le chlore et le brome, de préférence des atomes de chlore, compris entre 1 et 6; X représente chlore, brome ou un groupe beta-dicarbonyle, tel que l'acétylacétone (AcAc), la formyl-acétone, la benzoylacétone, le dibenzoylméthane; p + n = 2, 3, 4, de préférence p + n = 3; n est supérieur ou égal à 1. L'invention concerne également la préparation du complexe décrit ci-dessus et son utilisation dans la co-polymérisation et la ter-polymérisation d'.alpha.-oléfines.
Masi Francesco
Proto Antonio
Provera Roberto
Ramello Stefano
Santi Roberto
Polimeri Europa S.p.a.
Robic
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