Patent application number | Description | Published |
20130008830 | POLYALKYLENE CARBOXYLIC ACID POLYAMINE ADDITIVES FOR FOULING MITIGATION IN HYDROCARBON REFINING PROCESSES - Methods and systems for reducing fouling, including particulate-induced fouling, in a hydrocarbon refining process including the steps of providing a crude hydrocarbon for a refining process and adding an antifouling agent containing a polymer base unit and a polyamine group to the crude hydrocarbon are provided. The antifouling agent can be obtained by converting a vinyl terminated polymer, such as polypropylene or poly(ethylene-co-propylene), to a terminal acyl containing functional group, followed by reacting the terminal acyl containing functional group with a polyamine compound. | 01-10-2013 |
20140088217 | Hydrothiolation of Vinyl-Terminated Macromonomers With Thiol-Containing Compounds - This invention relates to a polyolefin composition comprising one or more of the following formulae: | 03-27-2014 |
20140088264 | Hydroamination Of Aldehyde-Containing Macromonomers - This invention relates to a polyolefin composition comprising one or more of the following formulae: | 03-27-2014 |
20140088267 | Hydrohalogenation Of Vinyl-Terminated Macromonomers And Functionalized Derivatives - This invention relates to a polyolefin composition comprising one or more of the following formulae: | 03-27-2014 |
20140259885 | RING OPENING CROSS METATHESIS OF VINYL TERMINATED POLYMERS AND THEIR FUNCTIONALIZED DERIVATIVES FOR FOULING MITIGATION IN HYDROCARBON REFINING PROCESSES - A compound useful for reducing fouling in a hydrocarbon refining process is provided. A method for preparing the compound includes functionalizing a polymer having a vinyl chain end to obtain a terminal group having one or more anhydride units, and reacting the anhydride units with a polyamine. Methods of using the compound and compositions thereof are also provided. | 09-18-2014 |
20140262950 | HYDROHALOGENATION OF VINYL TERMINATED POLYMERS AND THEIR FUNCTIONALIZED DERIVATIVES FOR FOULING MITIGATION IN HYDROCARBON REFINING PROCESSES - A compound useful for reducing fouling in a hydrocarbon refining process is provided. A method for preparing the compound includes hydrohalogenating a polymer having a vinyl chain end to obtain a halogen-containing terminal group, and reacting the terminal group with a polyamine. Methods of using the compound and compositions thereof are also provided. | 09-18-2014 |
20140262952 | FUNCTIONALIZED POLYMERS CONTAINING POLYAMINE SUCCINIMIDE FOR DEMULSIFICATION IN HYDROCARBON REFINING PROCESSES - A method for treating an emulsion of a hydrocarbon is disclosed. The method includes providing an emulsion of a crude hydrocarbon, and adding an additive to the emulsion to obtain a treated hydrocarbon. | 09-18-2014 |
20140262953 | FUNCTIONALIZED POLYMERS CONTAINING POLYAMINE SUCCINIMIDE FOR ANTIFOULING IN HYDROCARBON REFINING PROCESSES - A multipurpose chemical additives (MPC) is disclosed to mitigate fouling in hydrocarbon refinery processes, such as in a heat exchanger. A method for reducing fouling of a hydrocarbon is also disclosed that includes (i) providing a crude hydrocarbon for a refining process; and (ii) adding an additive to the crude hydrocarbon. | 09-18-2014 |
20140275433 | AMINATION OF POLYMERS TERMINATED WITH ALDEHYDE GROUP AND THEIR FUNCTIONALIZED DERIVATIVES FOR FOULING MITIGATION IN HYDROCARBON REFINING PROCESSES - A compound useful for reducing fouling in a hydrocarbon refining process is provided. A method for preparing the compound includes converting a polymer having a vinyl chain end to obtain an aldehyde containing terminal group, and reacting the terminal group with a polyamine. Methods of using the compound and compositions thereof are also provided. | 09-18-2014 |