Patents by Inventor Lan Trieu Lam
Lan Trieu Lam 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).
-
Patent number: 9812703Abstract: The present invention generally relates to electrodes for use in lead-acid battery systems, batteries and electrical storage devices thereof, and methods for producing the electrodes, batteries and electrical storage devices. In particular, the electrodes comprise active battery material for a lead-acid storage battery, wherein the surface of the electrode is provided with a coating layer comprising a carbon mixture containing composite carbon particles, wherein each of the composite carbon particles comprises a particle of a first capacitor carbon material combined with particles of a second electrically conductive carbon material. The electrical storage devices and batteries comprising the electrodes are, for example, particularly suitable for use in hybrid electric vehicles requiring a repeated rapid charge/discharge operation in the PSOC, idling-stop system vehicles, and in industrial applications such as wind power generation, and photovoltaic power generation.Type: GrantFiled: December 21, 2011Date of Patent: November 7, 2017Assignees: COMMONWEALTH SCIENTIFIC AND INDUSTRIAL RESEARCH ORGANISATION, THE FURUKAWA BATTERY CO., LTDInventors: Jun Furukawa, Daisuke Monma, Lan Trieu Lam, Rosalie Louey, Nigel Peter Haigh
-
Patent number: 9666860Abstract: A lead-acid battery comprising: —at least one negative electrode comprising lead-based battery electrode material and at least one region of capacitor material overlying the lead-based battery electrode material, each electrode being in electrical connection to an outer terminal of the battery, and —at least one positive lead-dioxide based battery electrode, each positive electrode being in electrical connection to a second outer terminal of the battery, —separator interleaving the facing electrodes; —electrolyte filling at least the space of the electrodes and separators wherein the capacitor material overlying the lead-based battery electrode material comprises 20-65% by weight of a high electrical conductivity carbonaceous material, 30-70% of a high specific surface area carbonaceous material, at least 0.1% lead and binder.Type: GrantFiled: March 20, 2008Date of Patent: May 30, 2017Assignees: COMMONWEALTH SCIENTIFIC AND INDUSTRIAL RESEARCH ORGANISATION, THE FURUKAWA BATTERY CO., LTD.Inventors: Lan Trieu Lam, Jun Furukawa, Toshimichi Takada, Daisuke Monma, Tetsuya Kanou
-
Patent number: 9524831Abstract: There is provided a method for producing a hybrid negative plate for a lead-acid storage battery which is improved in the production working efficiency and the productivity and enhances the quick charge and discharge characteristics and the discharge characteristics at a low temperature under PSOC of a lead-acid storage battery. A carbon mixture sheet produced by such a way that a carbon mixture prepared by mixing two types of carbon materials consisting of a first carbon material having electroconductivity and a second carbon material having capacitor capacitance and/or pseudocapacitor capacitance, and at least a binder, is adhered by pressure to the surface of a negative plate in a wet state, so that a hybrid negative plate is produced. The lead-acid storage battery provided with the hybrid negative plate is improved in the discharge characteristics.Type: GrantFiled: August 26, 2010Date of Patent: December 20, 2016Assignees: THE FURUKAWA BATTERY CO., LTD., COMMONWEALTH SCIENTIFIC AND INDUSTRIAL RESEARCH ORGANISATIONInventors: Jun Furukawa, Daisuke Momma, Toshimichi Takada, Yuichi Akasaka, Satoshi Shibata, Lan Trieu Lam, Rosalie Louey, Nigel Peter Haigh
-
Patent number: 9508493Abstract: [Problem] To provide a hybrid negative plate for a lead-acid storage battery, that inhibits decrease in hydrogen gas evolution potential and improves rapid discharge cycle characteristics in PSOC. [Means for Resolution] In a hybrid negative plate for a lead-acid storage battery, comprising a negative electrode active material-filled plate having formed on the surface thereof a coating layer of a carbon mixture comprising a carbon material for ensuring conductivity, activated carbon for ensuring capacitor capacity and/or pseudocapacitor capacity, and at least a binder, activated carbon modified with a functional group is used as the activated carbon. Preferably, activated carbon modified with an acidic surface functional group is used.Type: GrantFiled: August 26, 2010Date of Patent: November 29, 2016Assignees: THE FURUKAWA BATTERY CO., LTD., COMMONWEALTH SCIENTIFIC AND INDUSTRIAL RESEARCH ORGANISATIONInventors: Furukawa Jun, Daisuke Momma, Yosuke Masuda, Akira Dobashi, Lan Trieu Lam, Rosalie Louey, Nigel Peter Haigh
-
Patent number: 9401508Abstract: The present invention generally relates to electrodes, electrical storage devices comprising the electrodes, and methods for producing the electrodes and electrical storage devices. The electrodes comprise a current collector, an electrically conductive mat, and a first and second electroactive material, the first electroactive material having a higher energy density than the second electroactive material, and the second electroactive material having a higher rate capability than the first electroactive material. The electrically conductive mat provides a structural and conductive support for at least one of the high-rate and high-energy electroactive materials. The electrodes can be provided in various configurations and be used in high-rate high-energy electrical storage devices to provide improved cycle life.Type: GrantFiled: August 27, 2010Date of Patent: July 26, 2016Assignee: COMMONWEALTH SCIENTIFIC AND INDUSTRIAL RESEARCH ORGANISATIONInventors: Lan Trieu Lam, Rosalle Louey, David Vella
-
Patent number: 9203116Abstract: An energy storage device comprising at least one negative electrode, wherein each negative electrode is individually selected from (i) an electrode comprising negative battery electrode material; (ii) an electrode comprising capacitor electrode material; (iii) a mixed electrode comprising either—a mixture of battery and capacitor electrode material or—a region of battery electrode material and a region of capacitor electrode material, or—a combination thereof, and wherein the energy storage device either comprises at least one electrode of type (iii), or comprises at least one electrode of each of types (i) and (ii),—at least one positive electrode, wherein the positive electrode comprises positive battery electrode material and a charging ability-increasing additive, such as one or a mixture of: (a) carbon nanomaterial, vapor grown carbon fiber, fullerene, or a mixture thereof, and (b) tin dioxide conductive materials.Type: GrantFiled: December 12, 2007Date of Patent: December 1, 2015Assignees: COMMONWEALTH SCIENTIFIC AND INDUSTRIAL RESEARCH ORGANISATION, FURUKAWA BATTERY CO., LTD.Inventors: Lan Trieu Lam, Jun Furukawa
-
Publication number: 20120263977Abstract: There is provided a method for producing a hybrid negative plate for a lead-acid storage battery which is improved in the production working efficiency and the productivity and enhances the quick charge and discharge characteristics and the discharge characteristics at a low temperature under PSOC of a lead-acid storage battery. A carbon mixture sheet produced by such a way that a carbon mixture prepared by mixing two types of carbon materials consisting of a first carbon material having electroconductivity and a second carbon material having capacitor capacitance and/or pseudocapacitor capacitance, and at least a binder, is adhered by pressure to the surface of a negative plate in a wet state, so that a hybrid negative plate is produced. The lead-acid storage battery provided with the hybrid negative plate is improved in the discharge characteristics.Type: ApplicationFiled: August 26, 2010Publication date: October 18, 2012Inventors: Jun Furukawa, Daisuke Momma, Toshimichi Takada, Yuichi Akasaka, Satoshi Shibata, Lan Trieu Lam, Rosalie Louey, Nigel Peter Haigh
-
Publication number: 20120258336Abstract: [Problem] To provide a hybrid negative plate for a lead-acid storage battery, that inhibits decrease in hydrogen gas evolution potential and improves rapid discharge cycle characteristics in PSOC. [Means for Resolution] In a hybrid negative plate for a lead-acid storage battery, comprising a negative electrode active material-filled plate having formed on the surface thereof a coating layer of a carbon mixture comprising a carbon material for ensuring conductivity, activated carbon for ensuring capacitor capacity and/or pseudocapacitor capacity, and at least a binder, activated carbon modified with a functional group is used as the activated carbon. Preferably, activated carbon modified with an acidic surface functional group is used.Type: ApplicationFiled: August 26, 2010Publication date: October 11, 2012Inventors: Furukawa Jun, Daisuke Momma, Yosuke Masuda, Akira Dobashi, Lan Trieu Lam, Rosalie Louey, Nigel Peter Haigh
-
Publication number: 20120244429Abstract: The present invention generally relates to electrodes, electrical storage devices comprising the electrodes, and methods for producing the electrodes and electrical storage devices. The electrodes comprise a current collector, an electrically conductive mat, and a first and second electroactive material, the first electroactive material having a higher energy density than the second electroactive material, and the second electroactive material having a higher rate capability than the first electroactive material. The electrically conductive mat provides a structural and conductive support for at least one of the high-rate and high-energy electroactive materials. The electrodes can be provided in various configurations and be used in high-rate high-energy electrical storage devices to provide improved cycle life.Type: ApplicationFiled: August 27, 2010Publication date: September 27, 2012Inventors: Lan Trieu Lam, Rosalle Louey, David Vella
-
Patent number: 8232006Abstract: A lead-acid battery comprising: at least one lead-based negative electrode; at least one lead dioxide-based positive electrode; at least one capacitor electrode; and electrolyte in contact with the electrodes; wherein a battery part is formed by the lead based negative electrode and the lead dioxide-based positive electrode; and an asymmetric capacitor part is formed by the capacitor electrode and one electrode selected from the lead based negative electrode and the lead-dioxide based positive electrode; and wherein all negative electrodes are connected to a negative busbar, and all positive electrodes are connected to a positive busbar. The capacitor electrode may be a capacitor negative electrode comprising carbon and an additive mixture selected from oxides, hydroxides or sulfates of lead, zinc, cadmium, silver and bismuth, or a capacitor negative electrode comprising carbon, red lead, antimony in oxide, hydroxide or sulfate form, and optionally other additives.Type: GrantFiled: March 1, 2011Date of Patent: July 31, 2012Assignee: Commonwealth Scientific and Industrial Research OrganisationInventors: Lan Trieu Lam, Nigel Peter Haigh, Christopher G Phyland, David Anthony James Rand
-
Publication number: 20110151286Abstract: A lead-acid battery comprising: at least one lead-based negative electrode; at least one lead dioxide-based positive electrode; at least one capacitor electrode; and electrolyte in contact with the electrodes; wherein a battery part is formed by the lead based negative electrode and the lead dioxide-based positive electrode; and an asymmetric capacitor part is formed by the capacitor electrode and one electrode selected from the lead based negative electrode and the lead-dioxide based positive electrode; and wherein all negative electrodes are connected to a negative busbar, and all positive electrodes are connected to a positive busbar. The capacitor electrode may be a capacitor negative electrode comprising carbon and an additive mixture selected from oxides, hydroxides or sulfates of lead, zinc, cadmium, silver and bismuth, or a capacitor negative electrode comprising carbon, red lead, antimony in oxide, hydroxide or sulfate form, and optionally other additives.Type: ApplicationFiled: March 1, 2011Publication date: June 23, 2011Applicant: COMMONWEALTH SCIENTIFIC AND INDUSTRIAL RESEARCH ORGANISATIONInventors: Lan Trieu Lam, Nigel Peter Haigh, Christopher G. Phyland, David Anthony James Rand
-
Patent number: 7923151Abstract: A lead-acid battery comprising: at least one lead-based negative electrode; at least one lead dioxide-based positive electrode; at least one capacitor electrode; and electrolyte in contact with the electrodes; wherein a battery part is formed by the lead based negative electrode and the lead dioxide-based positive electrode; and an asymmetric capacitor part is formed by the capacitor electrode and one electrode selected from the lead based negative electrode and the lead-dioxide based positive electrode; and wherein all negative electrodes are connected to a negative busbar, and all positive electrodes are connected to a positive busbar. The capacitor electrode may be a capacitor negative electrode comprising carbon and an additive mixture selected from oxides, hydroxides or sulfates of lead, zinc, cadmium, silver and bismuth, or a capacitor negative electrode comprising carbon, red lead, antimony in oxide, hydroxide or sulfate form, and optionally other additives.Type: GrantFiled: September 16, 2004Date of Patent: April 12, 2011Assignee: Commonwealth Scientific and Industrial Research OrganisationInventors: Lan Trieu Lam, Nigel Peter Haigh, Christopher G Phyland, David Anthony James Rand
-
Publication number: 20100203362Abstract: An energy storage device comprising at least one negative electrode, wherein each negative electrode is individually selected from (i) an electrode comprising negative battery electrode material; (ii) an electrode comprising capacitor electrode material; (iii) a mixed electrode comprising either—a mixture of battery and capacitor electrode material or—a region of battery electrode material and a region of capacitor electrode material, or—a combination thereof, and wherein the energy storage device either comprises at least one electrode of type (iii), or comprises at least one electrode of each of types (i) and (ii),—at least one positive electrode, wherein the positive electrode comprises positive battery electrode material and a charging ability-increasing additive, such as one or a mixture of: (a) carbon nanomaterial, vapour grown carbon fibre, fullerene, or a mixture thereof, and (b) tin dioxide conductive materials.Type: ApplicationFiled: December 12, 2007Publication date: August 12, 2010Inventors: Lan Trieu Lam, Jun Furukawa
-
Publication number: 20100175934Abstract: A lead-acid battery comprising:—at least one negative electrode comprising lead-based battery electrode material and at least one region of capacitor material overlying the lead-based battery electrode material, each electrode being in electrical connection to an outer terminal of the battery, and—at least one positive lead-dioxide based battery electrode, each positive electrode being in electrical connection to a second outer terminal of the battery,—separator interleaving the facing electrodes;—electrolyte filling at least the space of the electrodes and separators wherein the capacitor material overlying the lead-based battery electrode material comprises 20-65% by weight of a high electrical conductivity carbonaceous material, 30-70% of a high specific surface area carbonaceous material, at least 0.1% lead and binder.Type: ApplicationFiled: March 20, 2008Publication date: July 15, 2010Inventors: Lan Trieu Lam, Jun Furukawa, Toshimichi Takada, Daisuke Monma, Tetsuya Kanou
-
Publication number: 20040091777Abstract: Lead composition for use in the production of battery components particularly the electrode plates, having specific amounts or ranges of trace elements to maximise battery life. Ranges of trace elements include the combination of 20-100 ppm silver, 250-1000 ppm bismuth, and 250-1000 ppm zinc; or 100-1000 ppm antimony and 100-1000 ppm iron; or 250-1000 ppm bismuth, 250-1000 ppm zinc, 20-100 ppm silver, not more than 20 ppm antimony and not more than 30 ppm iron.Type: ApplicationFiled: September 8, 2003Publication date: May 13, 2004Applicants: COMMONWEALTH SCIENTIFIC AND INDUSTRIAL RESEARCH ORGANISATION, INTERNATIONAL LEAD ZINC RESEARCH ORGANIZATION, INC.Inventors: Lan Trieu Lam, David Anthony Rand