Patent application number | Description | Published |
20110098425 | Catalyst Compounds and Use Thereof - This invention relates to Group 4 catalyst compounds containing di-anionic tridentate nitrogen/oxygen based ligands. The catalyst compounds are useful, with or without activators, to polymerize olefins, particularly a-olefins, or other unsaturated monomers. Systems and processes to oligomerize and/or polymerize one or more unsaturated monomers using the catalyst compound, as well as the oligomers and/or polymers produced therefrom are also provided. | 04-28-2011 |
20110098427 | Catalyst Compounds And Use Thereof - Group 4 catalyst compounds containing di-anionic tridentate nitrogen/oxygen based ligands are provided. The catalyst compounds are useful, with or without activators, to polymerize olefins, particularly α-olefins, or other unsaturated monomers. Systems and processes to oligomerize and/or polymerize one or more unsaturated monomers using the catalyst compound, as well as the oligomers and/or polymers produced therefrom are also provided. | 04-28-2011 |
20110098429 | Catalyst Compounds and Use Thereof - This invention relates to Group 4 catalyst compounds containing di-anionic tridentate nitrogen/oxygen based ligands. The catalyst compounds are useful, with or without activators, to polymerize olefins, particularly a-olefins, or other unsaturated monomers. Systems and processes to oligomerize and/or polymerize one or more unsaturated monomers using the catalyst compound, as well as the oligomers and/or polymers produced therefrom are also provided. | 04-28-2011 |
20110098430 | Catalyst Compounds and Use Thereof - This invention relates to Group 4 catalyst compounds containing di-anionic tridentate nitrogen/oxygen based ligands. The catalyst compounds are useful, with or without activators, to polymerize olefins, particularly α-olefins, or other unsaturated monomers. Systems and processes to oligomerize and/or polymerize one or more unsaturated monomers using the catalyst compound, as well as the oligomers and/or polymers produced therefrom are also provided. | 04-28-2011 |
20110098431 | Catalyst Compounds and Use Thereof - This invention relates to Group 4 dialkyl compounds supported by a pyridyl-amido-aryl (“PAA”), an anisole-amido-aryl (“AAA”), a phenoxy-amido-pyridyl (“PAPY”), an anisole-amido-phenoxy (“AAP”) or a anisole-amido-phenoxy (“AAP”) tridentate ligand. Such compounds can polymerize olefins, such as ethylene. | 04-28-2011 |
20110130531 | Methods for Polymerization Using Spray Dried and Slurried Catalyst - Methods for gas phase olefin polymerization are provided. The method can include combining a spray dried catalyst system with a diluent to produce a catalyst slurry. The catalyst system can include a metallocene compound. Ethylene, a continuity additive, and the catalyst slurry can be introduced to a gas phase fluidized bed reactor. The reactor can be operated at conditions sufficient to produce a polyethylene. The spray dried catalyst system can have a catalyst productivity of at least 12,000 grams polyethylene per gram of the catalyst system. | 06-02-2011 |
20110213109 | Mono-Indenyl Transition Metal Compounds and Polymerization Therewith - This invention relates to transition metal compounds, catalyst systems comprising said compounds and polymerization processes using such catalyst systems, where the transition metal compound is represented by the formula: | 09-01-2011 |
20130131295 | Catalyst Compounds and Use Thereof - This invention relates to Group 4 catalyst compounds containing anionic bidentate nitrogen/oxygen based ligands catalyst compounds useful for polymerization and or oligomerization of unsaturated monomers. The catalyst compounds are particularly useful, with or without activators, to polymerize olefins, particularly α-olefins, or other unsaturated monomers. | 05-23-2013 |
20140039137 | Polyalphaolefins Prepared Using Modified Salan Catalyst Compounds - Disclosed herein are polyalphaolefins and Salan cataylsts, catalyst systems, and processes to produce the polyalphaolefins. | 02-06-2014 |
20140039138 | Catalysts Comprising Salan Ligands - Catalysts comprising salan ligands with carbazole moieties. Also, catalyst systems comprising the catalyst and an activator; methods to prepare the ligands, catalysts and catalyst systems; processes to polymerize olefins using the catalysts and/or catalyst systems; and the olefin polymers prepared according to the processes. | 02-06-2014 |
20140039139 | Nonsymmetric Catalysts Comprising Salan Ligands - Catalysts comprising a non-symmetrical Salan ligand with a carbazole moiety. Also disclosed are catalyst systems comprising the catalyst and an activator; methods to prepare the ligands, catalysts and catalyst systems; processes to polymerize olefins using the catalysts and/or catalyst systems; and the olefin polymers prepared according to the processes. | 02-06-2014 |
20140039140 | Vinyl Terminated Polyethylene with Long Chain Branching - Vinyl terminated polyolefins with long chain branching produced with Salan catalysts having carbazole moieties. | 02-06-2014 |
20140039141 | Halogenated Catalysts Comprising Salan Ligands - Catalysts comprising a halogenated Salan ligand. Also disclosed are catalyst systems comprising the catalyst and an activator; methods to prepare the ligands, catalysts and catalyst systems; processes to polymerize olefins using the catalysts and/or catalyst systems; and the olefin polymers prepared according to the processes. | 02-06-2014 |
20140121341 | Supported Metallocene Catalyst Systems and Methods of Preparation Thereof - This invention relates to a process to produce a supported metallocene catalyst system, the process comprising: (i) contacting a support material with an alkyl aluminum compound to provide an alkyl aluminum treated support material; wherein the alkyl aluminum compound is represented by the formula: R | 05-01-2014 |
20140128557 | Supported Salan Catalysts - Supported Salan catalysts, a process comprising contacting one or more olefins with a catalyst system comprising an activator and a Salan catalyst disposed on a support, and polymers produced by the process. | 05-08-2014 |
20140378633 | Long-Bridged Salen Catalyst - Catalysts comprising long-bridged salen ligands comprising an imino-phenylene-alkylene-imino or an imino-napthalenylene-alkylene-imino bridged salen compound. Also, catalyst systems comprising the catalyst and an activator; methods to prepare the ligands, catalysts and catalyst systems; processes to polymerize olefins using the catalysts and/or catalyst systems; and the olefin polymers prepared according to the processes. | 12-25-2014 |
20150025205 | Metallocenes and Catalyst Compositions Derived Tehrefrom - This invention relates to a novel group 2, 3 or 4 transition metal metallocene catalyst compound that is asymmetric having two non-identical indenyl ligands with substitution at R | 01-22-2015 |
20150025206 | Metallocenes and Catalyst Compositions Derived Therefrom - This invention relates to a novel group 2, 3 or 4 transition metal metallocene catalyst compound having two indenyl ligands with identical substitution including, for example, cyclopropyl groups and substituted phenyl groups at the 2 and 4 positions of the catalyst, respectively, where the substituents are at the 3′ and 5′ positions of the phenyl groups. | 01-22-2015 |