Patent application number | Description | Published |
20110112304 | Carbene Complexes of Lithium And/Or Magnesium Metal Salts, And Uses Thereof - This invention relates to a carbene complex of metal salt represented by the formula: | 05-12-2011 |
20110112305 | METATHESIS CATALYST AND PROCESS FOR USE THEREOF - This invention relates to a catalyst compound comprising a combination of a cyclic alkyl amino carbene ligand and a benzylidene both attached to a Group 8 metal, preferably ruthenium atom. | 05-12-2011 |
20110112349 | Metathesis Catalyst and Process for Use Thereof - This invention relates to a catalyst compound for the metathesis of olefins represented by the formula: | 05-12-2011 |
20110301310 | Pyridyldiamido Transition Metal Complexes, Production And Use Thereof - Pyridyldiamido transition metal complexes are disclosed for use in alkene polymerization. | 12-08-2011 |
20110306815 | Metathesis Catalyst and Process for Use Thereof - This invention relates to a catalyst compound comprising a combination of a cyclic alkyl amino carbene ligand and a benzylidene both attached to a Group 8 metal, preferably ruthenium atom. | 12-15-2011 |
20120077945 | Novel Class Of Olefin Metathesis Catalysts, Methods Of Preparation, And Processes For The Use Thereof - This invention relates to a metathesis catalyst comprising (i) a Group 8 metal hydride-dihydrogen complex represented by the formula: | 03-29-2012 |
20120149552 | Processes For Making Multimodal Molecular Weight Distribution Polyolefins - This invention relates to a process to make a multimodal polyolefin composition comprising: (i) contacting at least one first olefin monomer with a mixed catalyst system, under polymerization conditions, to produce at least a first polyolefin component having a Mw of 5,000 g/mol to 600,000 g/mol, wherein the mixed catalyst system comprises: (a) at least one polymerization catalyst comprising a Group 4 or Group 5 transition metal; (b) at least one organochromium polymerization catalyst; (c) an activator; and (d) a support material; (ii) thereafter, contacting the first polyolefin component/mixed catalyst system combination with a molecular switch; (iii) contacting the first polyolefin component/mixed catalyst system combination with at least one second olefin monomer, which may be the same or different, under polymerization conditions; and (iv) obtaining a multimodal polyolefin composition. | 06-14-2012 |
20120289729 | Metathesis Catalyst and Process for Use Thereof - This invention relates to a Group 8 catalyst compound for the metathesis of | 11-15-2012 |
20120309998 | Novel Class of Olefin Metathesis Catalysts, Methods of Preparation, and Processes For the Use Thereof - This invention relates to a metathesis catalyst comprising a Group 8 metal complex represented by the formula: | 12-06-2012 |
20130041122 | Polymers Prepared By Ring Opening / Cross Metathesis - This invention relates to a process for producing a polymer of a cyclic olefin and a linear mono-olefin, the process comprising contacting at least one C | 02-14-2013 |
20130131294 | Amidinate Catalyst Compounds, Process for Their Use and Polymers Produced Therefrom - This invention relates to a method to polymerize olefins comprising contacting olefins with an amidinate catalyst compound, a chain transfer agent and an activator, where the amidinate catalyst compound is represented by the formula: (amindinate) | 05-23-2013 |
20140221587 | Process for Controlling Molecular Weight of Polyolefins Prepared Using Pyridyl Diamide Catalyst Systems - Pyridyldiamido transition metal complexes are disclosed for use in alkene polymerization to produce polyolefins. | 08-07-2014 |