Patent application number | Description | Published |
20080300372 | Catalyst Activators, Processes for Making Same, and Use Thereof in Catalysts and Polymerization of Olefins - A composition useful for activating catalysts for olefin polymerization is provided. The composition is derived from at least: carrier; organoaluminoxy compound; component having at least one electron withdrawing group and at least one active proton; and Lewis base. Alternatively, the composition is derived from at least: carrier; organoaluminoxy compound; component having at least one electron withdrawing group and at least one active proton; and ionic compound having at least one active proton. Alternatively, the composition is derived from at least: carrier; organoaluminoxy compound; component having at least one electron donating group and at least one active proton; and, optionally, Lewis base. Alternatively, the composition is derived from at least: carrier; organoaluminoxy compound; component having at least one electron withdrawing group and at least one active proton; and component having at least one electron donating group and at least one active proton—and optionally, the composition comprises Lewis base. | 12-04-2008 |
20090062492 | Aluminoxane Catalyst Activators Derived From Dialkylaluminum Cation Precursor Agents, Processes For Making Same, And Use Thereof In Catalysts And Polymerization Of Olefins - Compositions useful for activating catalysts for olefin polymerization, and methods for making same, are provided. Such compositions can be derived from at least: an organoaluminum compound, a carrier, an oxygen source, and, optionally, a Lewis base. | 03-05-2009 |
20090088541 | ALUMINOXANE COMPOSITIONS, THEIR PREPARATION, AND THEIR USE IN CATALYSIS - Aluminoxane compositions derived from aluminoxane source, halogen source, and Lewis base are provided. Such compositions are useful for activating catalysts for olefin polymerization. | 04-02-2009 |
20090247398 | SINGLE-SITE CATALYST ACTIVATORS, PROCESSES FOR MAKING SAME, AND USE THEREOF IN CATALYSTS AND POLYMERIZATION OF OLEFINS - Single-site catalyst activator compositions are provided, said activator compositions comprising anion/cation ion pair wherein; (a) the anion comprises a metal atom bonded via hetero atoms to a chelating organic ligand, and (b) the cation comprises a Bronsted acid. | 10-01-2009 |
20090270571 | CATALYST ACTIVATORS, PROCESSES FOR MAKING SAME, AND USE THEREOF IN CATALYSTS AND POLYMERIZATION OF OLEFINS - A composition useful for activating catalysts for olefin polymerization Is provided. The composition is derived from at least: carrier; treated organoaluminoxy compound: and ionic compound having at feast one active proton. | 10-29-2009 |
20090326273 | IONIC BRONSTED ACID - A new ionic compound is provided that is derived from N,N-dimethylaniline and pentafluorophenol in amounts such that there are at least 2 equivalents of pentafluorophenol per equivalent of the N,N-dimethylaniline. | 12-31-2009 |
20100010181 | Catalyst Activators, Processes For Making Same, And Use Thereof In Catalysts And Polymerization Of Olefins - A composition useful for activating catalysts for olefin polymerization is provided. The composition is derived from at least; carrier containing water; organoaluminum compound; N,N-dimethylaniline and pentafluorophenol in amounts such that there are at least two equivalents of pentafluorophenol per equivalent of the N,N-dimethylaniline. | 01-14-2010 |
20100029470 | Catalyst Activators, Processes for Making Same, And Use Thereof In Catalysts And Polymerization Of Olefins - Compositions useful for activating catalysts for olefin polymerization are provided. The compositions are derived from at least carrier having at least two hydrogen bonded hydroxyl groups, organoaluminum compound, Lewis base, and Bronsted acid, wherein the Lewis base and the Bronsted acid form at least one ionic Bronsted acid. | 02-04-2010 |
20100036072 | CATALYST ACTIVATORS, PROCESSES FOR MAKING SAME, AND USE THEREOF IN CATALYSTS AND POLYMERIZATION OF OLEFINS - A composition useful for activating catalysts for olefin polymerization is provided. The composition is derived from at least: carrier; organoaluminoxy compound; N,N-dimethylaniline and pentaflurophenol in amounts such that them are at least two equivalents of pentafluorophenol per equivalent of the N,N-dimefhylaniline. | 02-11-2010 |
20100093958 | CATALYST ACTIVATORS, PROCESSES FOR MAKING SAME, AND USE THEREOF IN CATALYSTS AND POLYMERIZATION OF OLEFINS - Compositions useful for activating catalysts for olefin polymerization are-provided. The compositions are derived from at least: a) compound derived from at least (i) carrier having at least one pair of hydrogen bonded hydroxyl groups, (ii) organoaluminum compound, and (iii) Lewis base, such that each of a majority of aluminum atoms in the organoaluminum compound forms chemical bonds with at least two oxygen atoms from the at least one pair of hydrogen bonded hydroxyl groups; and b) Bronsted acid, wherein the molar ratio of the Bronsted acid to the organoaluminum compound is less than or equal to about 2:1. | 04-15-2010 |
20130029834 | Aluminoxane Catalyst Activators Derived From Dialkylalumium Cation Precursor Agents, Processes for Making Same, And Use Thereof In Catalysts And Polymerization Of Olefins - Compositions useful for activating catalysts for olefin polymerization, and methods for making same, are provided. Such compositions can be derived from at least: an organoaluminum compound, a carrier, an oxygen source, and, optionally, a Lewis base. | 01-31-2013 |