Patents by Inventor Jeroen Wassenaar
Jeroen Wassenaar has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 10836889Abstract: Disclosed herein is a polyethylene composition which includes 45% to 95% by weight of a metallocene-catalyzed polyethylene A. The polyethylene A has a density ranging from 0.916 g/cm3 to 0.940 g/cm3, and a melt index MI2 of at least 1.5 g/10 min to at most 4.0 g/10 min. The polyethylene composition has at least 5% to at most 55% by weight of a metallocene-catalyzed polyethylene B. The metallocene-catalyzed polyethylene B includes 45% to 75% by weight of a metallocene-catalyzed polyethylene B1. The polyethylene B1 has a density of at most 0.918 g/cm3, a melt index MI2 lower than the melt index MI2 of polyethylene A, and includes 25% to 55% by weight of a metallocene-catalyzed polyethylene B2. The density of polyethylene B2 is higher than the density of polyethylene B1. The melt index MI2 of polyethylene B2 is higher than the melt index MI2 of polyethylene B1.Type: GrantFiled: June 29, 2017Date of Patent: November 17, 2020Assignee: Total Research & Technology FeluyInventors: Jeroen Wassenaar, Leen De Groof
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Patent number: 10377960Abstract: A low viscosity oil has more than 50% by weight of 9-methylnonadecane. A lubricating composition has this low viscosity oil as base oil and, optionally, another base oil or an additive. The low viscosity oil has a kinematic viscosity at 100° C., measured by the ASTM D445 standard, of 0.5 to 2.5 mm2s?1. The low viscosity oil can be prepared using a metallocene catalyst, and the low viscosity oil can be used as high performance lubricant for lubrication in the field of motors, hydraulic fluids and gears, in particular bridges and transmissions.Type: GrantFiled: June 29, 2016Date of Patent: August 13, 2019Assignee: TOTAL MARKETING SERVICESInventors: Marion Courtiade, Julien Sanson, Alexandre Welle, Martine Slawinski, Jeroen Wassenaar
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Publication number: 20190185647Abstract: The present invention relates to a polyethylene composition comprising: a) at least 45% to at most 95% by weight of a metallocene-catalyzed polyethylene A, wherein % by weight is based on the total weight of the polyethylene composition; wherein polyethylene A has a density of at least 0.916 g/cm3 to at most 0.940 g/cm3, as measured according to ISO 1183-2:2004 at a temperature of 23° C.; and a melt index MI2 of at least 1.5 g/10 min to at most 4.0 g/10 min, as measured according to ISO 1133 Procedure B at a temperature of 190° C. and a load of 2.16 kg; b) at least 5% to at most 55% by weight of a metallocene-catalyzed polyethylene B, wherein % by weight is based on the total weight of the polyethylene composition; wherein said metallocene-catalyzed polyethylene B comprises b1) at least 45% to at most 75% by weight of a metallocene-catalyzed polyethylene B1, wherein % by weight is based on the total weight of the metallocene-catalyzed polyethylene B; wherein polyethylene B1 has a density of at most 0.Type: ApplicationFiled: June 29, 2017Publication date: June 20, 2019Inventors: Jeroen Wassenaar, Leen De Groof
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Publication number: 20180334535Abstract: A process for manufacturing defined functional lactic acid oligomers, can include contacting lactide with at least one compound that is a transfer agent. Oligomers can be prepared according to the process.Type: ApplicationFiled: June 21, 2018Publication date: November 22, 2018Inventors: Martine Slawinski, Marion Helou, Jeroen Wassenaar
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Patent number: 10030098Abstract: A process for the manufacture of a block copolymer includes a reaction of a lactide monomers in the presence of a catalyst with a polymer to form the block copolymer having a lactic acid chain, wherein a polymer selected from polypropylene, polyethylene, polysiloxane, polybutylene succinate, polytrimethylene carbonate, polyester, polyether, polystyrene, polyisoprene, polycarbonate, polyalkylenecarbonate, polyvinyl alcohol, polyurethane, or polyacrylate; and wherein the polymer contains n number of OH and/or NH2 group(s), n is an integer greater than or equal to 1 and Moles ? ? of ? ? Lactide ( Moles ? ? of ? ? Compound * n ) ? 70 , and the reaction is performed at a temperature of at least 70° C. The process includes step of quenching of the reaction in order to form the lactic acid chains consisting of 70 or less of the lactide monomers, and the quenching agent is an acid chloride having a formula of Cl—CO—R9, wherein R9 is 1-pentenyl or aminoethyl.Type: GrantFiled: December 14, 2012Date of Patent: July 24, 2018Assignee: TOTAL RESEARCH & TECHNOLOGY FELUYInventors: Martine Slawinski, Marion Helou, Jeroen Wassenaar
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Publication number: 20180187117Abstract: A low viscosity oil has more than 50% by weight of 9-methyl-11,13-dioctyltricosane. A lubricating composition having this low viscosity oil as base oil and, optionally, another base oil or an additive. The low viscosity oil has a kinematic viscosity at 100° C., measured by the ASTM D445 standard, of 4 to 8 mm2·s?1. The low viscosity oil can be prepared using a metallocene catalyst, and the low viscosity oil as high performance lubricant can be used for lubrication in the field of motors, hydraulic fluids and gears, in particular bridges and transmissions.Type: ApplicationFiled: June 29, 2016Publication date: July 5, 2018Inventors: Marion COURTIADE, Julien SANSON, Alexandre WELLE, Martine SLAWINSKI, Jeroen WASSENAAR
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Publication number: 20180187118Abstract: A low viscosity oil has more than 50% by weight of 9-methylnonadecane. A lubricating composition has this low viscosity oil as base oil and, optionally, another base oil or an additive. The low viscosity oil has a kinematic viscosity at 100° C., measured by the ASTM D445 standard, of 0.5 to 2.5 mm2 s?1. The low viscosity oil can be prepared using a metallocene catalyst, and the low viscosity oil can be used as high performance lubricant for lubrication in the field of motors, hydraulic fluids and gears, in particular bridges and transmissions.Type: ApplicationFiled: June 29, 2016Publication date: July 5, 2018Inventors: Marion COURTIADE, Julien SANSON, Alexandre WELLE, Martine SLAWINSKI, Jeroen WASSENAAR
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Publication number: 20170226441Abstract: Disclosed is a method for preparing a low-viscosity oil including more than 50 wt % of 9-methyl-11-octyl-heneicosane. The method uses a specific metallocene catalyst and makes it possible to prepare a polyalphaolefin oil (PAO) in which the kinematic viscosity at 100° C., measured according to standard ASTM D445, ranges from 3 to 4 mm2/s?1.Type: ApplicationFiled: May 29, 2015Publication date: August 10, 2017Inventors: Marion COURTIADE, Julien SANSON, Alexandre WELLE, Martine SLAWINSKI, Jeroen WASSENAAR
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Publication number: 20170183594Abstract: Disclosed is a low-viscosity oil including more than 50 wt % of 9-methyl-11-octyl-heneicosane as well as a lubricating composition including the base oil and optionally another base oil or an additive. The oil has a kinematic viscosity at 100° C., measured according to standard ASTM D445, ranging from 3 to 4 mm2/s?1. Also disclosed is such a low-viscosity oil prepared according to a specific method using a metallocene catalyst as well as the use of the oil as a high-performance lubricant for lubrication in the fields of engines, gears, brakes, hydraulic fluids, coolants and greases.Type: ApplicationFiled: May 29, 2015Publication date: June 29, 2017Inventors: Marion COURTIADE, Julien SANSON, Alexandre WELLE, Martine SLAWINSKI, Jeroen WASSENAAR
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Patent number: 9688792Abstract: A process may include contacting an olefin monomer and a racemic bridged metallocene catalyst at a temperature of 80° C. to 150° C. in the presence of hydrogen. The racemic bridged metallocene catalyst may include a metallocene compound (A) and an activator component (B). The process may include recovering an effluent containing polyalpha-olefins (PAOs). The metallocene compound (A) may be represented by the formula R(Cp1)(Cp2)MX1X2. In the formula, R may be a C1-C20 alkylene bridging group; Cp1 and Cp2 may be the same or different substituted or unsubstituted tetrahydroindenyl rings; M may be a transition metal; and X1 and X2 may be independently selected from hydrogen, halogen, hydride radicals, hydrocarbyl radicals, substituted hydrocarbyl radicals, halocarbyl radicals, substituted halocarbyl radicals, silylcarbyl radicals, substituted silylcarbyl radicals, germylcarbyl radicals, substituted germylcarbyl radicals.Type: GrantFiled: May 29, 2015Date of Patent: June 27, 2017Assignee: Total Research & Technology FeluyInventors: Alexandre Welle, Jeroen Wassenaar, Martine Slawinski
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Patent number: 9617362Abstract: Group 4 transition metal complexes of bidentate iminonaphthol pro-ligands can be used as catalysts to polymerize olefins, such as ethylene. Group 4 transition metal complexes of bidentate iminonaphthol pro-ligands can have a single-site nature, allowing the catalysts to be used to prepare ultra high molecular weight polyethylene having a narrow molecular weight distribution.Type: GrantFiled: August 18, 2015Date of Patent: April 11, 2017Assignee: Total Research & Technology FeluyInventor: Jeroen Wassenaar
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Publication number: 20150361193Abstract: Group 4 transition metal complexes of bidentate iminonaphthol pro-ligands can be used as catalysts to polymerise olefins, such as ethylene. Group 4 transition metal complexes of bidentate iminonaphthol pro-ligands can have a single-site nature, allowing the catalysts to be used to prepare ultra high molecular weight polyethylene having a narrow molecular weight distribution.Type: ApplicationFiled: August 18, 2015Publication date: December 17, 2015Inventor: Jeroen WASSENAAR
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Publication number: 20150344598Abstract: A process may include contacting an olefin monomer and a racemic bridged metallocene catalyst at a temperature of 80° C. to 150° C. in the presence of hydrogen. The racemic bridged metallocene catalyst may include a metallocene compound (A) and an activator component (B). The process may include recovering an effluent containing polyalpha-olefins (PAOs). The metallocene compound (A) may be represented by the formula R(Cp1)(Cp2)MX1X2. In the formula, R may be a C1-C20 alkylene bridging group; Cp1 and Cp2 may be the same or different substituted or unsubstituted tetrahydroindenyl rings; M may be a transition metal; and X1 and X2 may be independently selected from hydrogen, halogen, hydride radicals, hydrocarbyl radicals, substituted hydrocarbyl radicals, halocarbyl radicals, substituted halocarbyl radicals, silylcarbyl radicals, substituted silylcarbyl radicals, germlcarbyl radicals, substituted germylcarbyl radicals.Type: ApplicationFiled: May 29, 2015Publication date: December 3, 2015Inventors: Alexandre Welle, Jeroen Wassenaar, Martine Slawinski
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Patent number: 9163100Abstract: Group 4 transition metal complexes of bidentate iminonaphthol pro-ligands can be used as catalysts to polymerise olefins, such as ethylene. Group 4 transition metal complexes of bidentate iminonaphthol pro-ligands can have a single-site nature, allowing the catalysts to be used to prepare ultra high molecular weight polyethylene having a narrow molecular weight distribution.Type: GrantFiled: August 2, 2012Date of Patent: October 20, 2015Assignee: TOTAL RESEARCH & TECHNOLOGY FELUYInventor: Jeroen Wassenaar
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Publication number: 20140323683Abstract: A process for manufacturing defined functional lactic acid oligomers can include contacting lactide with at least one compound that is a transfer agent. Oligomers can be prepared according to the process.Type: ApplicationFiled: December 14, 2012Publication date: October 30, 2014Applicant: TOTAL RESEARCH & TECHNOLOGY FELUYInventors: Martine Slawinski, Marion Helou, Jeroen Wassenaar
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Publication number: 20140309385Abstract: Group 4 transition metal complexes of bidentate iminonaphthol pro-ligands can be used as catalysts to polymerise olefins, such as ethylene. Group 4 transition metal complexes of bidentate iminonaphthol pro-ligands can have a single-site nature, allowing the catalysts to be used to prepare ultra high molecular weight polyethylene having a narrow molecular weight distribution.Type: ApplicationFiled: August 2, 2012Publication date: October 16, 2014Inventor: Jeroen Wassenaar