Patent application number | Description | Published |
20080255327 | NICKEL-BASED CATALYST COMPOSITION - In general the present invention provides a process for forming conjugated diene polymer, the process comprising the step of polymerizing conjugated diene monomer in the presence of a catalytically effective amount of a catalyst composition formed by combining (a) a nickel-containing compound, (b) an alkylating agent, (c) a fluorine-containing compound, (d) a carboxylic acid, and (e) an alcohol. | 10-16-2008 |
20110171078 | Apparatus For Humidification Of Hydrocarbon Mixtures - A humidification system (A) for humidifying a dry hydrocarbon stream includes a column ( | 07-14-2011 |
20120136128 | ANIONIC POLYMERIZATION INITIATORS AND PROCESSES - A group of compounds defined by the general formula (I) can be used to anionically initiate polymerization of unsaturated monomers. In the formula, M is an alkali metal atom, R | 05-31-2012 |
20130066008 | AMINOSILANE INITIATORS AND FUNCTIONALIZED POLYMERS PREPARED THEREFROM - Metallated aminosilane compounds for use as functional initiators in anionic polymerizations and processes for producing an aminosilane-functionalized polymer using the metallated aminosilane compounds to initiate anionic polymerization of at least one type of anionically polymerizable monomer. Preferred use of the metallated aminosilane compounds results in rubber compositions for use in tires comprising an aminosilane functionalized polymer. | 03-14-2013 |
20130137838 | NICKEL-BASED CATALYST COMPOSITION - In general the present invention provides a process for forming conjugated diene polymer, the process comprising the step of polymerizing conjugated diene monomer in the presence of a catalytically effective amount of a catalyst composition formed by combining (a) a nickel-containing compound, (b) an alkylating agent, (c) a fluorine-containing compound, (d) a carboxylic acid, and (e) an alcohol. | 05-30-2013 |
20130281645 | Aminosilane Initiators And Functionalized Polymers Prepared Therefrom - Metallated aminosilane compounds for use as functional initiators in anionic polymerizations and processes for producing an aminosilane-functionalized polymer using the metallated aminosilane compounds to initiate anionic polymerization of at least one type of anionically polymerizable monomer. Preferred use of the metallated aminosilane compounds results in rubber compositions for use in tires comprising an aminosilane functionalized polymer. A telechelic polymer may result from use of the metallated aminosilane compound as a functional terminator. | 10-24-2013 |
20140316086 | NICKEL-BASED CATALYST COMPOSITION - In general the present invention provides a process for forming conjugated diene polymer, the process comprising the step of polymerizing conjugated diene monomer in the presence of a catalytically effective amount of a catalyst composition formed by combining (a) a nickel-containing compound, (b) an alkylating agent, (c) a fluorine-containing compound, (d) a carboxylic acid, and (e) an alcohol. | 10-23-2014 |
20150065673 | Preparation Of Functional Polymers Using Phosphide Initiators - A method of preparing a polymer, the method comprising: metalating an organophosphine compound in the substantial absence of monomer to form a metalated organophosphine; and introducing the metalated organophosphine to monomer including conjugated diene monomer to form a reactive polymer. | 03-05-2015 |