Patents by Inventor Sergio PACHECO BENITO
Sergio PACHECO BENITO 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: 11362324Abstract: A precursor composition of a negative electrode of a Li-ion battery, a negative electrode comprising or formed from the precursor composition, a Li-ion battery comprising the negative electrode, a device comprising the negative electrode, methods of making the precursor composition, negative electrode and Li-ion battery, and uses of the precursor composition or components thereof for increasing discharge capacity and/or reducing discharge capacity loss and/or improving cycling stability of a Li-ion battery comprising the negative electrode.Type: GrantFiled: September 12, 2017Date of Patent: June 14, 2022Assignee: Imerys Graphite & Carbon Switzerland Ltd.Inventors: Pirmin Ulmann, Sergio Pacheco Benito, Simone Zürcher, Marlene Rodlert-Bacilieri, Patrick Lanz, Michael Spahr
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Publication number: 20210265620Abstract: A silicon-carbon particulate composite suitable for use as active material in a negative electrode of a Li-ion battery, a precursor composition comprising the silicon-carbon particulate composite, a negative electrode comprising the silicon-carbon particulate composite and/or precursor composition, a Li-ion battery comprising the negative electrodes, a method of manufacturing the silicon-carbon particulate composite, precursor composition, negative electrode and Li-ion battery, the use of the silicon-carbon particulate composite in a negative electrode of a Li-ion battery to inhibit or prevent silicon pulverization during cycling, for example, during 1st cycle Li intercalation or de-intercalation and/or to maintain electrochemical capacity after 100 cycles, and a device, energy storage cell, or energy storage and conversion system comprising the silicon-carbon particulate composite and/or precursor composition.Type: ApplicationFiled: May 7, 2021Publication date: August 26, 2021Inventors: Pirmin ULMANN, Sergio PACHECO BENITO, Simone ZÜRCHER, Patrick LANZ, Michael SPAHR
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Patent number: 11081690Abstract: A silicon-carbon particulate composite suitable for use as active material in a negative electrode of a Li-ion battery, a precursor composition comprising the silicon-carbon particulate composite, a negative electrode comprising the silicon-carbon particulate composite and/or precursor composition, a Li-ion battery comprising the negative electrodes, a method of manufacturing the silicon-carbon particulate composite, precursor composition, negative electrode and Li-ion battery, the use of the silicon-carbon particulate composite in a negative electrode of a Li-ion battery to inhibit or prevent silicon pulverization during cycling, for example, during 1st cycle Li intercalation or de-intercalation and/or to maintain electrochemical capacity after 100 cycles, and a device, energy storage cell, or energy storage and conversion system comprising the silicon-carbon particulate composite and/or precursor composition.Type: GrantFiled: September 12, 2017Date of Patent: August 3, 2021Assignee: IMERYS GRAPHITE & CARBON SWITZERLAND LTD.Inventors: Pirmin Ulmann, Sergio Pacheco Benito, Simone Zürcher, Patrick Lanz, Michael Spahr
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Publication number: 20200227747Abstract: The present disclosure relates to a novel process for preparing isotropic carbonaceous composite particles with favorable crystallographic, morphological & mechanical properties, wherein relatively fine carbonaceous primary particles are coated with a carbonaceous binder precursor material, agglomerated and finally heat-treated at temperatures between about 1850 and 3500° C. to convert the binder precursor material to non-graphitic or graphitic carbon, thereby resulting in stable highly isotropic carbonaceous composite materials wherein the primary particles of the aggregate are held together by the carbonized/graphitized binder. The present disclosure also relates to the isotropic carbonaceous composite particles obtainable by the process described herein.Type: ApplicationFiled: March 17, 2020Publication date: July 16, 2020Inventors: Michael SPAHR, Pirmin ULMANN, Simone ZÜRCHER, Sergio PACHECO BENITO, Hiroyuki TAKI
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Patent number: 10637058Abstract: The present disclosure relates to a novel process for preparing isotropic carbonaceous composite particles with favorable crystallographic, morphological & mechanical properties, wherein relatively fine carbonaceous primary particles are coated with a carbonaceous binder precursor material, agglomerated and finally heat-treated at temperatures of between about 1850 and 3500° C. to convert the binder precursor material to non-graphitic or graphitic carbon, thereby resulting in stable highly isotropic carbonaceous composite materials wherein the primary particles of the aggregate are held together by the carbonized/graphitized binder. The present disclosure also relates to the isotropic carbonaceous composite particles obtainable by the process described herein.Type: GrantFiled: October 21, 2016Date of Patent: April 28, 2020Assignee: ImerTech SASInventors: Michael Spahr, Pirmin Ulmann, Simone Zürcher, Sergio Pacheco Benito, Hiroyuki Taki
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Publication number: 20190330067Abstract: The present disclosure relates to wet-milled and dried carbonaceous sheared nano-leaves generally characterized by a BET SSA of less than about 40 m2/g and a bulk density from about 0.005 to about 0.04 g/cm3, and compositions comprising such carbonaceous sheared nano-leaves. The present disclosure further relates to methods for preparing them, and their use as a conductive additive in composites such as polymer blends, ceramics, and mineral materials, or as solid lubricant.Type: ApplicationFiled: September 12, 2017Publication date: October 31, 2019Inventors: Sergio PACHECO BENITO, Raffaeie GILARDI, Flavio MORNAGHINI, Simone ZÜRCHER, Michael SPAHR
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Publication number: 20190237755Abstract: A precursor composition of a negative electrode of a Li-ion battery, a negative electrode comprising or formed from the precursor composition, a Li-ion battery comprising the negative electrode, a device comprising the negative electrode, methods of making the precursor composition, negative electrode and Li-ion battery, and uses of the precursor composition or components thereof for increasing discharge capacity and/or reducing discharge capacity loss and/or improving cycling stability of a Li-ion battery comprising the negative electrode.Type: ApplicationFiled: September 12, 2017Publication date: August 1, 2019Inventors: Pirmin ULMANN, Sergio PACHECO BENITO, Simone ZÜRCHER, Marlene RODLERT-BACILIERI, Patrick LANZ, Michael SPAHR
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Publication number: 20190237749Abstract: A silicon-carbon particulate composite suitable for use as active material in a negative electrode of a Li-ion battery, a precursor composition comprising the silicon-carbon particulate composite, a negative electrode comprising the silicon-carbon particulate composite and/or precursor composition, a Li-ion battery comprising the negative electrodes, a method of manufacturing the silicon-carbon particulate composite, precursor composition, negative electrode and Li-ion battery, the use of the silicon-carbon particulate composite in a negative electrode of a Li-ion battery to inhibit or prevent silicon pulverization during cycling, for example, during 1st cycle Li intercalation or de-intercalation and/or to maintain electrochemical capacity after 100 cycles, and a device, energy storage cell, or energy storage and conversion system comprising the silicon-carbon particulate composite and/or precursor composition.Type: ApplicationFiled: September 12, 2017Publication date: August 1, 2019Inventors: Pirmin ULMANN, Sergio PACHECO BENITO, Simone ZÜRCHER, Patrick LANZ, Michael SPAHR
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Publication number: 20190207206Abstract: A silicon particulate suitable for use as active material in a negative electrode of a Li-ion battery, to a precursor composition comprising the silicon particulate, a negative electrode comprising the silicon particulate and/or precursor composition, a Li-ion battery comprising the negative electrodes, the use of the silicon particulate to inhibit or prevent silicon pulverization when used as active material in a negative electrode of a Li-ion battery and/or (ii) to maintain electrochemical capacity of a negative electrode, methods for making the silicon particulate, precursor composition, negative electrode and Li-ion battery, and devices comprising the silicon particulate and/or precursor composition and/or negative electrode and/or Li-ion battery.Type: ApplicationFiled: September 12, 2017Publication date: July 4, 2019Inventors: Pirmin ULMANN, Sergio PACHECO BENITO, Simone ZÜRCHER, Patrick LANZ, Michael SPAHR
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Publication number: 20180183060Abstract: The present disclosure relates to a novel process for preparing isotropic carbonaceous composite particles with favorable crystallographic, morphological & mechanical properties, wherein relatively fine carbonaceous primary particles are coated with a carbonaceous binder precursor material, agglomerated and finally heat-treated at temperatures of between about 1850 and 3500° C. to convert the binder precursor material to non-graphitic or graphitic carbon, thereby resulting in stable highly isotropic carbonaceous composite materials wherein the primary particles of the aggregate are held together by the carbonized/graphitized binder. The present disclosure also relates to the isotropic carbonaceous composite particles obtainable by the process described herein.Type: ApplicationFiled: October 21, 2016Publication date: June 28, 2018Inventors: Michael SPAHR, Pinmin ULMANN, Simone ZÜRCHER, Sergio PACHECO BENITO, Hiroyuki TAKI