Patent ID: 6180552
Filing Date: 2001-01-30
Classification: B01J,C07F,C08F

Abstract:
A catalyst which comprises:(a) an activator; and(b) a transition or lanthanide metal complex comprising:(i) a Group 3 to 10 transition or lanthanide metal, M;(ii) one or more anionic or neutral ligands in an amount that satisfies the valency of M; and(iii) a neutral multidentate ligand of the formula:R.sub.a --A--(L).sub.bwherein R is hydrogen or a C.sub.1 -C.sub.30 alkyl, aryl, or aralkyl group, A is silicon, tin, germanium, or lead, each L is independently a substituted or unsubstituted triazolyl, or tetraazolyl group, a=0 to 2, b=2 to 4, and a+b=4.