| Patent Number |
Title Of Patent |
Date Issued |
| 7554001 |
Trimerisation and oligomerisation of olefins using a chromium based catalyst |
June 30, 2009 |
| The invention provides a mixed heteroatomic ligand for an oligomerization of olefins catalyst, which ligand includes at least three heteroatoms, of which at least one heteroatom is sulfur and at least two heteroatoms are not the same. The invention also provides a multidentate mixed |
| 7525009 |
Trimerisation of olefins |
April 28, 2009 |
| The invention describes a process for trimerisation olefins, which process includes the step of contacting an olefinic feedstream with a catalyst system which includes a transition metal compound and a heteroatomic ligand and wherein the trimer is an olefin and wherein the heteroatomic |
| 7511183 |
Tetramerization of olefins |
March 31, 2009 |
| The invention describes a process for tetramerisation of olefins wherein the product stream of the process contains more than 30% of the tetramer olefin. The process includes the step of contacting an olefinic feedstream with a catalyst system containing a transition metal compound a |
| 7361623 |
Trimerisation and oligomerisation of olefins using a chromium based catalyst |
April 22, 2008 |
| The invention provides a mixed heteroatomic ligand for an oligomerisation of olefins catalyst, which ligand includes at least three heteroatoms, of which at least one heteroatom is nitrogen and at least two heteroatoms are not the same. The invention also provides a multidentate mixed |
| 7323524 |
Tandem tetramerisation-polymerisation of olefins |
January 29, 2008 |
| The invention provides a process for polymerising olefins to branched polyolefins in the presence of a polymerisation catalyst and a cocatalyst, wherein the cocatalyst produces 1-octene in a selectivity greater than 30%. |
| 7300904 |
Trimerisation and oligomerisation of olefins using a chromium based catalyst |
November 27, 2007 |
| The invention provides a mixed heteroatomic ligand for an oligomerisation of olefins catalyst, which ligand includes at least three heteroatoms, of which at least one heteroatom is sulfur and at least 2 heteroatoms are not the same. The invention also provides a multidentate mixed he |
| 7297832 |
Tetramerization of olefins |
November 20, 2007 |
| The invention describes a process for tetramerisation of olefins wherein the product stream of the process contains more than 30% of the tetramer olefin. The process includes the step of contacting an olefinic feedstream with a catalyst system containing a transition metal compound a |
| 7285607 |
Polymerisation of olefinic compounds |
October 23, 2007 |
| This invention relates to a process for producing a polymeric product by the polymerisation of at least one olefinic compound in the form of an olefin or a compound including an olefinic moiety by contacting the at least one olefinic compound with a polymerisation catalyst. The catalyst |
