| Patent Number |
Title Of Patent |
Date Issued |
| 7553917 |
Technique for selecting polymerization modifiers cross reference statement |
June 30, 2009 |
| A combinatorial method for identifying a catalyst composition for use in the homogeneous addition polymerization of an olefin monomers, said catalyst composition comprising a transition metal compound, a cocatalyst and a polymerization modifier, as well as catalyst compositions and i |
| 7214638 |
Olefin polymerization catalyst composition comprising group 13 amide derivatives |
May 8, 2007 |
| Catalyst compositions that are highly tolerant of catalyst poisons for use in addition polymerizations comprising a catalytic derivative of a Group 4 metal complex, a cocatalyst, and a Group 13 metal amide compound. |
| 7196160 |
Catalysts and methods for polymerizing macrocyclic oligomers |
March 27, 2007 |
| Cyclic oligomers containing ester linkages are polymerized in the presence of a catalyst having at least one oxygen atom bonded to two metal atoms. At least one of the metal atoms is a tin atom, which is preferably tetravalent, i.e., bonded to three other groups in addition to the oxygen |
| 7193024 |
Alpha-Olefin based branched polymer |
March 20, 2007 |
| A polymer comprising units (1) derived from an alpha-olefin having at least 3 carbon atoms (1'), units (2) derived from divinylbenzene or C.sub.1-10hydrocarbyl substituted derivatives thereof (2'), and units (3) derived from ethylene (3'), the polymer comprising at least 75 mole % of |
| 7074865 |
Azaborolyl group 4 metal complexes, catalysts and olefin polymerization process |
July 11, 2006 |
| Metal complexes, catalysts derived therefrom, and polymerization processes using the same, characterized by the presence of one or more nitrogen and boron containing, anionic 5-membered cyclic ligand groups, especially 1,2-azaborolyl groups, are disclosed. |
| 6927264 |
Metal complexes and polymerization process using same |
August 9, 2005 |
| A metal complex useful as a component of a catalyst composition for addition polymerizations comprising an anionic, polycyclic, fused ring ligand system containing at least 4 fused rings, at least one such ring comprising at least one heteroatom, said ligand being bonded to M by means |
| 6844399 |
Sulfonated substantially random interpolymers, blends therewith and articles made therefrom |
January 18, 2005 |
| Sulfonated substantially random interpolymers made from monomer components comprise from 1 to 65 mole percent of (a) at least one vinyl or vinylidene aromatic monomer, or (b) at least one hindered aliphatic or cycloaliphatic vinylidene monomer, or (c) a combination of at least one vinyl |
| 6825147 |
3-aryl-substituted cyclopentadienyl metal complexes and polymerization process |
November 30, 2004 |
| Titanium complexes comprising a 3-aryl-substituted cyclopentadienyl ring or substituted derivative thereof and at least one additional aryl substituent on the cyclopentadienyl ring, polymerization catalysts, and olefin polymerization processes using the same are disclosed. |
| 6806327 |
Substituted polycyclic, fused ring compounds, metal complexes and polymerization process |
October 19, 2004 |
| Metal complexes comprising a polycyclic, fused ring ligand or inertly substituted derivative thereof comprising at least: (1) a cyclopentadienyl ring, (2) a 7 membered polyatomic ring, and (3) one or more aromatic ring systems, with the proviso that said 7 membered ring (2), is fused to |
| 6800701 |
Polycyclic, fused ring compounds, metal complexes and polymerization process |
October 5, 2004 |
| Compounds and metal complexes comprising a polycyclic, fused ring ligand or inertly substituted derivative thereof having up to 60 atoms other than hydrogen, said ligand comprising at least: (1) a cyclopentadienyl ring, (2) a 6, 7, or 8 membered ring other than a 6-carbon aromatic ring, |
| 6670432 |
Olefin polymers formed by use of constrained geometry addition polymerization catalysts |
December 30, 2003 |
| Metal complexes having constrained geometry and a process for preparation thereof, addition polymerization catalysts formed therefrom, processes for preparation of such addition polymerization catalysts, methods of use, and novel polymers formed thereby, including ElPE resins and pseudo- |
| 6630545 |
Polymerization process |
October 7, 2003 |
| An improved catalyst composition for addition polymerizations comprising: (A) a Group 4 metal complex the includes an anionic, polycyclic, fused ring ligand system containing at least 4 fused rings, and bonded to M by means of delocalized .pi.-electrons, (B) a cocatalyst, and (C) a C.sub |
| 6624254 |
Silane functionalized olefin interpolymer derivatives |
September 23, 2003 |
| Silane functional polymers having uniform silane distribution, long chain branching or tertiary silane functionality and conversion thereof through coupling, hydrolysis, hydrolysis and neutralization, condensation, oxidation or hydrosilation are disclosed. |
| 6613921 |
Polycyclic, fused ring compounds, metal complexes and polymerization process |
September 2, 2003 |
| Compounds and metal complexes comprising a polycyclic, fused ring ligand or inertly substituted derivative thereof having up to 60 atoms other than hydrogen, said ligand comprising at least: (1) a cyclopentadienyl ring, (2) a 6, 7, or 8 membered ring other than a 6-carbon aromatic ring, |
| 6512049 |
Sulfonated substantially random interpolymers, blends therewith and articles made therefrom |
January 28, 2003 |
| Sulfonated substantially random interpolymers made from monomer components comprise from 1 to 65 mole percent of (a) at least one vinyl or vinylidene aromatic monomer, or (b) at least one hindered aliphatic or cycloaliphatic vinylidene monomer, or (c) a combination of at least one vinyl |
| 6479594 |
Sulfonated substantially random interpolymers, blends therewith and articles made therefrom |
November 12, 2002 |
| Sulfonated substantially random interpolymers made from monomer components comprise from 1 to 65 mole percent of (a) at least one vinyl or vinylidene aromatic monomer, or (b) at least one hindered aliphatic or cycloaliphatic vinylidene monomer, or (c) a combination of at least one vinyl |
| 6476283 |
Hydrogenation of unsaturated polymers using divalent diene-containing bis-cyclopentadienyl group |
November 5, 2002 |
| Organic compounds are hydrogenated in the presence of certain bis(pentadienyl) divalent Group IV metal complexes having .pi.-bound, neutral, conjugated diene ligands. These complexes are effective hydrogenation catalysts for polymers containing ethylenic unsaturation. They further pr |
| 6465384 |
Biscyclopentadienyl diene complexes |
October 15, 2002 |
| Biscyclopentadienyl, Group 4 transition metal complexes formed with conjugated dienes wherein the diene is bound to the transition metal either in the form of a .sigma.-complex or a .pi.-complex in combination with strong Lewis acids, Bronsted acid salts, carbenium ion salts, salts c |
| 6420299 |
Boron-substituted cyclopentadienes and metal complexes thereof |
July 16, 2002 |
| Novel boron-substituted derivatives of cyclopentadiene and metal complexes thereof which are useful in the formulation of catalyst for the polymerization of olefins. |
| 6376406 |
Catalyst compositions comprising bridged metal complexes and an activating cocatalyst |
April 23, 2002 |
| A catalyst and process of polymerizing olefins using it are described, the catalyst comprising a cocatalyst and a metal complex preferably of the formulas 4-9, ##STR1##wherein M is a group 4 metal, Z is a boron atom, and T is one of ##STR2## |
| 6365779 |
Boratabenzene cocatalyst with metallocene catalyst |
April 2, 2002 |
| Fluorohydrocarbyl substituted boratabenzene compounds, especially perfluorophenyl substituted boratabenzene compounds, are useful olefin polymerization cocatalysts with metallocenes. |
| 6355818 |
Heterocyclic metal complexes and olefin polymerization process |
March 12, 2002 |
| Racemic isomers of metal complexes of Groups 3, 4 or the Lanthanides, addition polymerization catalysts containing the same and olefin polymerization processes using the same comprising a boratabenzene group or divalent derivative thereof are disclosed. |
| 6329486 |
Cyclopentaphenanthrenyl metal complexes and polymerization process |
December 11, 2001 |
| Group 4 metal complexes comprising a cyclopentaphenanthreneyl ligand, catalytic derivatives thereof and their use as olefin polymerization catalysts, especially for the copolymerization of ethylene and a vinylaromatic monomer are disclosed. The resulting copolymers are uniform, pseud |
| 6323294 |
Cyclopentaphenanthrenyl metal complexes and polymerization process |
November 27, 2001 |
| Group 4 metal complexes comprising a cyclopentaphenanthreneyl ligand, catalytic derivatives thereof and their use as olefin polymerization catalysts, especially for the copolymerization of ethylene and a vinylaromatic monomer are disclosed. The resulting copolymers are uniform, pseud |
| 6313252 |
Functionalized ethylene/vinyl or vinylidene aromatic interpolymers |
November 6, 2001 |
| Novel substantially random functionalized interpolymers and processes for making them are disclosed. The novel interpolymers include those prepared from ethylene and vinyl aromatic monomers such as ethylene-styrene interpolymers which are then functionalized with a variety of electro |
| 6310256 |
Synthesis of 4-ketocyclopentene compounds |
October 30, 2001 |
| A process for forming 4-ketocyclopentene and substituted 4-ketocyclopentene compounds starting from the corresponding 1-carbohydrocarbyloxy-2-keto-4-hydroxy-5-cyclopentene by reduction followed by decarboxylation. |
| 6284905 |
Bridged metal complexes |
September 4, 2001 |
| A Group 4 transition metal complex containing a boron or aluminum bridging group containing a nitrogen containing electron donating group, especially an amido group. |
| 6258902 |
Olefin polymerization process |
July 10, 2001 |
| A process for preparing homopolymers and copolymers of addition polymerizable monomers, or mixtures of such monomers, and the resulting polymer, wherein the process comprising contacting said monomer or mixture under high monomer conversion polymerization conditions with a catalyst c |
| 6255246 |
Boratabenzene cocatalyst with metallocene catalyst |
July 3, 2001 |
| Boratabenzene cocatalysts, especially novel pentafluorophenyl boratabenzenes, are useful cocatalysts or activators with metallocenes. They are less expensive than prior art activators, are soluble and offer more irreversible reactions. Compositions comprise at least one metallocene c |
| 6191245 |
.alpha.-Olefin/vinylidene aromatic monomer and/or hindered aliphatic or cycloaliphatic vinyliden |
February 20, 2001 |
| The present invention relates to .alpha.-olefin/vinyl aromatic monomer interpolymers with characteristic signals in their carbon 13 NMR spectra. In particular, ethylene/styrene copolymers of the present invention have peaks in the carbon 13 NMR spectra which appear in the chemical shift |
| 6150297 |
Cyclopentaphenanthrenyl metal complexes and polymerization process |
November 21, 2000 |
| Group 4 metal complexes comprising a cyclopentaphenanthreneyl ligand, catalytic derivatives thereof and their use as olefin polymerization catalysts, especially for the copolymerization of ethylene and a vinylaromatic monomer are disclosed. The resulting copolymers are uniform, pseud |
| 6107421 |
Heterocyclic metal complexes and olefin polymerization process |
August 22, 2000 |
| Metal complexes, addition polymerization catalysts containing the same and olefin polymerization processes using the same comprising a boratabenzene group or divalent derivative thereof are disclosed. |
| 6107374 |
Asphalt modified with olefin/vinylidene aromatic monomer interpolymers |
August 22, 2000 |
| Bitumens can be blended with interpolymers prepared from least one olefin and at least one vinyl or vinylidene aromatic monomer and, optionally, at least one diene. The interpolymers prepared from monomers containing a diene are new compositions of matter. When the interpolymers prepared |
| 6087447 |
Blends of substantially random interpolymers with vinyl or vinylidene aromatic polymers |
July 11, 2000 |
| Blends of polymeric materials comprising (A) from about 1 to about 99 weight percent of at least one interpolymer containing (1) from about 1 to about 65 mole percent of (a) at least one vinylidene aromatic monomer, or (b) at least one hindered aliphatic vinylidene monomer, or (c) a |
| 6075077 |
Asphalt, bitumen, and adhesive compositions |
June 13, 2000 |
| The subject invention is directed to a composition comprising a polymer, comprising in polymerized form ethylene and at least one additional polymerizable monomer, prepared by polymerizing ethylene and said at least one addition polymerizable monomer in the presence of a catalyst com |
| 6034022 |
Fused ring substituted indenyl metal complexes and polymerization |
March 7, 2000 |
| Group 4 metal constrained geometry complexes comprising a fused ring indenyl derivative ligand, catalytic derivatives thereof, processes for preparing the same and their use as components of olefin polymerization catalysts are disclosed. |
| 5994255 |
Allyl containing metal complexes and olefin polymerization process |
November 30, 1999 |
| Catalysts for olefin polymeriztion comprising metal complexes corresponding to the formula: ##STR1## or a dimer, solvated adduct, chelated derivative or mixture thereof, wherein:L is a cyclic group or Y*, that is bound to M by means of a delocalized .pi.-bond, said group containi |
| 5977271 |
Process for preparing thermoset interpolymers and foams |
November 2, 1999 |
| The subject invention provides a thermoset elastomer comprising a crosslinked pseudorandom or substantially random interpolymer of: (a) from 15 to 70 weight percent of at least one .alpha.-olefin, (b) from 30 to 70 weight percent of at least one vinylidene aromatic compound, and (c) from |
| 5972822 |
Biscyclopentadienyldiene complex containing addition polymerization catalysts |
October 26, 1999 |
| Catalysts for polymerizing olefins, diolefins and/or acetylenically unsaturated monomers comprising biscyclopentadienyl, Group 4 transition metal complexes formed with conjugated dienes wherein the diene is bound to the transition metal either in the form of a .sigma.-complex or a .p |
| 5965756 |
Fused ring substituted indenyl metal complexes and polymerization process |
October 12, 1999 |
| Group 4 metal constrained geometry complexes comprising a fused ring indenyl derivative ligand, catalytic derivatives thereof, processes for preparing the same and their use as components of olefin polymerization catalysts are disclosed. |
| 5872201 |
Interpolymers of ethylene, olefinic monomers, and aromatic vinylidene or hindered aliphatic or c |
February 16, 1999 |
| Substantially random interpolymers comprising (1) ethylene, (2) one or more aromatic vinylidene monomers or hindered aliphatic or cycloaliphatic vinylidene monomers, and (3) one or more olefinic monomers having from 3 to about 20 carbon atoms. These interpolymers find utility as film, or |
| 5869591 |
Thermoset interpolymers and foams |
February 9, 1999 |
| The subject invention provides a thermoset elastomer comprising a crosslinked pseudorandom or substantially random interpolymer of: (a) from 15 to 70 weight percent of monomer units derived from at least one a-olefin, (b) from 30 to 70 weight percent of monomer units derived from at |
| 5770538 |
Group 4 metal diene complexes and addition polymerization catalysts therefrom |
June 23, 1998 |
| Novel Group 4 metal complexes containing one and only one cyclic delocalized, anionic, .pi.-bonded group wherein the metal is in the +4 formal oxidation state and having a bridged ligand structure, also referred to as constrained geometry complexes and a conjugated diene divalent ani |
| 5723398 |
Homogeneous, stabilized, reduced metal addition polymerization catalysts, process for preparatio |
March 3, 1998 |
| Addition polymerization catalysts-comprising 1) a Group 4 metal complex in the .sup.+ 3 oxidation state containing two delocalized .pi.-bonding moieties, and a stabilizing ligand covalently bonded to the metal and also datively bonded to the metal via lone pair electrons of an amine, |
| 5703187 |
Pseudo-random copolymers formed by use of constrained geometry addition polymerization catalysts |
December 30, 1997 |
| Metal complexes having constrained geometry and a process for preparation thereof, addition polymerization catalysts formed therefrom, processes for preparation of such addition polymerization catalysts, methods of use, and novel polymers formed thereby, including ElPE resins and pseudo- |
| 5679816 |
Preparation of biscyclopentadienyl diene complexes |
October 21, 1997 |
| Biscyclopentadienyl, Group 4 transition metal complexes containing a conjugated diene ligand group wherein the diene is bound to the transition metal either in the form of .sigma.-complex or a .pi.-complex are readily prepared by reacting in any order:a) a Group 4 metal salt correspondin |
| 5624878 |
Titanium (II) or zirconium (II) complexes and addition polymerization catalysts therefrom |
April 29, 1997 |
| Novel catalytic derivatives of titanium or zirconium complexes containing one and only one cyclic delocalized, anionic, .PI.-bonded group wherein the metal is in the +2 formal oxidation state and having a bridged ligand structure and an activating cocatalyst are useful as catalysts for |
| 5616664 |
Polymerization process with biscyclopentadienyl diene complex containing catalysts |
April 1, 1997 |
| Olefins are polymerized by the use of catalysts comprising biscyclopentadienyl, Group 4 transition metal complexes formed with conjugated dienes wherein the diene is bound to the transition metal either in the form of a .sigma.-complex or a .pi.-complex in combination with activating |
| 5556928 |
Titanium (II) or Zirconium (II) complexes and addition polymerization catalysts therefrom |
September 17, 1996 |
| A process for polymerizing olefins, diolefins and/or acetylenically unsaturated monomers using novel catalyst compositions comprising titanium or zirconium complexes containing one and only one cyclic delocalized, anionic, .pi.-bonded group wherein the metal is in the +2 formal oxidation |
| 5543480 |
Polymerization process using diene containing catalysts |
August 6, 1996 |
| Compositions comprising Group 4 metal complexes containing a diene moiety and activating cocatalysts are used as catalysts for polymerizing olefins, diolefins and/or acetylenically unsaturated monomers. Vinylidene aromatic monomers, particularly styrene are polymerized to form highly syn |
