Patent ID: 6762314
Filing Date: 2004-07-13
Classification: B01J,C07F,C08G

Abstract:
An organometallic composition comprising a complex of at least one orthoester of a metal having a formula M(ROAcAc)x, (ORâ€²)y in whicha) M is selected from the group consisting of titanium, zirconium and hafnium; b) ROAcAc denotes an ester of an alcohol ROH, in which R comprises an (optionally substituted) C1-30 cyclic, branched or linear, alkyl, alkenyl, aryl or alkyi-aryl group or a mixture thereof, with acetoacetic acid; c) ORâ€² is the residue of an alcohol Râ€²OH in which Râ€² comprises an (optionally substituted) C7-30 cyclic, branched or linear, alkyl, alkenyl, aryl or alky-aryl group or a mixture thereof, and d) x and y are each in the range 1-3 and x+y=4.