Dsm IP Assets B.v.

Gerardus Van Doremaele

Henricus Johannes Arts

Edwin Ijpeij

Felix Beijer

Martin Alexander Zuideveld

Francis Van Der Burgt

Peter Windmuller

The invention relates to a process for the preparation of a polymer comprising monomeric units of ethylene, an &#x3b1;-olefin and a vinyl norbornene applying as a catalyst system: a. a bridged or an group 4 metal containing an unbridged catalyst having a single cyclopentadienyl ligand and a mono substituted nitrogen ligand, wherein said catalyst is defined by the formula (I): b. an aluminoxane activating compound, c. 0-0.20 mol per mol of the catalyst of a further activating compound, wherein Y is a substituted carbon or nitrogen atom. The invention further relates to a polymer obtainable with the process of the invention. 

Process for the production of a polymer comprising monomeric units of ethylene, an A-olefin and a vinyl norbornene

The invention relates to a process for the preparation of a polymer comprising at least one aliphatic or aromatic hydrocarbyl Colefin in the presence of an ionic catalyst, comprising an organometallic compound and an activator, and optionally a scavenger.

Polymerization catalyst comprising amidine ligand

The invention relates to a process for the preparation of a polymer comprising monomeric units of ethylene, an &#x3b1;-olefin and a vinyl norbornene applying as a catalyst system: a. a bridged or an group 4 metal containing an unbridged catalyst having a single cyclopentadienyl ligand and a mono substituted nitrogen ligand, wherein said catalyst is defined by the formula (I): b. an aluminoxane activating compound, c. 0-0.20 mol per mol of the catalyst of a further activating compound, wherein Y is a substituted carbon or nitrogen atom. The invention further relates to a polymer obtainable with the process of the invention.

Process for the production of a polymer comprising monomeric units of ethylene, an &#x3b1;-oplefin and a vinyl norbornene

The invention relates to a process for the preparation of a hydrocarbylated metal organic compound, comprising a hydrocarbyl group, a spectator ligand and optionally a ligand, by contacting a metal-organic reagent with a spectator ligand in the presence of at least 2 equivalents of a hydrocarbylating agent. The invention further relates to a hydrocarbylated metal organic compound according to the following formula containing a spectator ligand S equal to (Ar&#x2014;Z&#x2014;)Y(&#x2014;Z-DR'), wherein Y represents the an anionic moiety of S bonded to M of the metal-organic compound, Z an optional bridging group between the Y moiety and the DR&#x2032;and/or Ar group, D an electron donating hetero atom chosen from group 15 or 16, R&#x2032; an optional substituent, Ar an electron-donating aryl group, n the number of R&#x2032; groups bonded to D, q and s integers with q+s&#x2267;1, wherein Y is an imine radical, or wherein the electron donating hetero atom containing group DR&#x2032;&#x2014;is a ketimide, phosphinimide, guanidine, or iminoimidazoline, or a combination thereof.

Method of preparing a hydrocarbylated metal-organic compound

A process for the preparation of a metal-organic compound, comprising at least one imine ligand, characterized in that an imine ligand according to formula (1) or the HA adduct thereof, wherein HA represents an acid, of which H represents its proton and A its conjugate base, is contacted with a metal-organic reagent of formula (2) in the presence of at least 1, respectively at least 2 equivalents of a base, with Y&#x2550;N&#x2014;R as formula (1), wherein Y is selected from a substituted carbon, or nitrogen atom and R represents a substituent, and with M(L)k(L)l(L)m(L)nas formula (2), wherein: M represents a group 4 or group 5 metal ion, V represents the valency of the metal ion, being 3, 4 or 5, L, L, L, and Lrepresent a ligand or a group 17 halogen atom on M and may be equal or different, X represents a group 17 halogen atom, k, l, m, n=0, 1, 2, 3, 4 with k+l+m+n+l=V. The invention further relates to a process for the preparation of a polyolefin by making a metal-organic compound according to the process of the invention, wherein the base is an olefin polymerisation compatible base, which metal-organic compound is activated anywhere in, or before a polymerisation reactor.

Process for the preparation of a metal-organic compound comprising at least one imine ligand

The invention relates to a process for the preparation of a metal-organic compound, comprising at least one phosphinimine ligand, characterized in that the HA adduct of a phosphinimine ligand according to formula (1) is contacted with a metal-organic reagent of formula (2) in the presence of 1, respectively 2 equivalents of a base, wherein HA represents an acid, of which H represents its proton and A its conjugate base, with Y&#x2550;N&#x2014;H as formula (1), and M(L)(L)(L)(L)X as formula (2), and wherein Y is a substituted phosphorous atom, and M represents a group 4 or group 5 metal ion, V represents the valency of the metal ion, being 3, 4 or 5 L, L, L, and Lrepresent a ligand or a group 17 halogen atom on M and may be equal or different, k, l, m, n=0, 1, 2, 3, 4 with k+l+m+n+1=V, and X represents a group 17 halogen atom. The invention further relates to a process for the preparation of a polyolefin by making a metal-organic compound according to the process of the invention, wherein the base is an olefin polymerization compatible base, which metal-organic compound is activated anywhere in, or before a polymerization reactor.

Process for the preparation of an metal-organic compound comprising at least one imine ligand

The invention relates to a process for the preparation of a metal-organic compound, comprising at least one phosphinimine ligand, characterized in that the HA adduct of a phosphinimine ligand according to formula (1) is contacted with a metal-organic reagent of formula (2) in the presence of at least 2 equivalents of a base, wherein HA represents an acid, of which H represents its proton and A its conjugate base, with Y&#x2550;N&#x2014;H as formula (1), and M(L)(L)(L)(L)X as formula (2), and wherein Y is a substituted phosphorous atom, and M represents a group 4 or group 5 metal ion, V represents the valency of the metal ion, being 3, 4 or 5 L, L, L, and Lrepresent a ligand or a group 17 halogen atom on M and may be equal or different, k, l, m, n=0, 1, 2, 3, 4 with k+l+m+n+l=V, and X represents a group 17 halogen atom. The invention further relates to a process for the preparation of a polyolefin by making a metal-organic compound according to the process of the invention, wherein the base is an olefin polymerisation compatible base, which metal-organic compound is activated anywhere in, or before a polymerisation reactor.

The invention related to a process for the polymerization of at least one aliphatic Cor aromatic Chydrocarbyl mono- or multiolefin in the presence of a catalyst and an aluminum comprising co-catalyst, wherein the catalyst comprises a composition of a metal-organic reagent, a spectator ligand and optionally at least one equivalent of a hydrocarbylating agent. The invention further relates to a polymer obtainable by the process of the invention.

Process for the preparation of a polyolefin

The invention relates to a process for the preparation of a metal-organic compound, comprising at least one imine ligand, characterized in that an imine ligand according to formula 1, or the HA adduct thereof, wherein HA represents an acid, of which H represents its proton and A its conjugate base, is contacted with a metal-organic reagent of formula 2 in the presence of at least 1, respectively 2 equivalents of an inorganic or metal-organic base, wherein Y&#x2550;N-R (formula 1), Y is selected from a substituted carbon, nitrogen or phosphorous atom, R represents a proton, a protic or an aprotic substituent, and the metal organic compound is: M(L)k(L)l(L)(L)X (formula 2) wherein: M represents a group 4 or group 5 metal ion, V represents the valency of the metal ion, being 3, 4 or 5, L, L, L, and Lrepresent ligands on M and may be equal or different, X represents a group 17 halogen atom, and k, 1, m, n=0, 1, 2, 3, 4 with k+l+m+n+l=V. The invention further relates to a process for the preparation of a polyolefin by making a metal-organic compound according to the process of the invention, wherein the base is an olefin polymerisation compatible base, which metal-organic compound is activated anywhere in, or before a polymerisation reactor.

The invention related to a process for the polymerization of at least one aliphatic or aromatic hydrocarbyl C2-20 mono- or multiolefin in the presence of a catalyst and a boron comprising co-catalyst, wherein the catalyst comprises a composition of a metal-organic reagent, a spectator ligand and optionally at least one equivalent of a hydrocarbylating agent. The invention further relates to a polymer obtainable by the process of the invention.

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Sittard, Netherlands

Gerardus Van Doremaele