Patents by Inventor Kapil Sheth
Kapil Sheth 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: 10030140Abstract: Disclosed herein are methods and fiber reinforced thermoplastic composition comprising: a polyaryletherketone (PAEK) component; a polyimide component, wherein the polyimide component comprises a blend of at least a first polyimide (PI) having glass transition temperature of at least 300° C. and a second polyimide (PI) having glass transition temperature less than the glass transition temperature of the first polyimide; and a reinforcement fiber component. The resulting fiber reinforced thermoplastic compositions exhibit improved mechanical performance.Type: GrantFiled: September 23, 2013Date of Patent: July 24, 2018Assignee: SABIC GLOBAL TECHNOLOGIES B.V.Inventors: Mohammad Moniruzzaman, Kapil Sheth
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Publication number: 20160196912Abstract: Coatings, especially dual-layer composite coatings, for elongated electrically conductive wire can have a dissipation factor that is less than 1%, when tested at 1 KHz at room temperature and 50% relative humidity. The composite thermoplastic coating can include two distinct layers, one layer preferably being a thermoplastic polyetherimide (PEI) and another layer preferably being a thermoplastic perfluoroalkoxy (PFA). The ratio of the thickness of PEI/PFA can range from more than zero to less than 5.4. The thickness of the composite plastic coating can range from more than zero to less than 200 micrometers. Methods for forming the coatings and coated wires are also described.Type: ApplicationFiled: May 9, 2014Publication date: July 7, 2016Applicant: SABIC GLOBAL TECHNOLOGIES B.V.Inventors: Mark Sanner, Kapil Sheth, Kouichi Nakashima
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Patent number: 9200159Abstract: A composition including a blend of: a) a polyethersulfone; b) a polyphenylene sulfide (PPS); and c) an epoxy, and optionally a polyetherimide, wherein the polyetherimide and epoxy are present in an amount effective to act as a compatibilizer for the polyethersulfone and polyphenylene sulfide (PPS). Methods of compatibilizing a blend of polyethersulfone and polyphenylene sulfide (PPS). The method can include melt mixing a polyethersulfone, and polyetherimide, a polyphenylene sulfide (PPS) and an epoxy under conditions of elevated temperature and simultaneous mixing.Type: GrantFiled: March 8, 2013Date of Patent: December 1, 2015Assignee: SABIC GLOBAL TECHNOLOGIES B.V.Inventors: Hariharan Ramalingam, Kapil Sheth
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Patent number: 9169387Abstract: Blends of a polyphenylene sulfone (PPSU); a polyphenylene sulfide (PPS); and, a polyetherimide and epoxy. The polyetherimide and epoxy are present in an amount effective to act as a compatibilizer for the polyphenylene sulfone (PPSU) and polyphenylene sulfide (PPS). Methods of compatibilizing a blend of polyphenylene sulfone (PPSU) and polyphenylene sulfide (PPS). The method can include melt mixing a polyphenylene sulfone (PPSU) and a polyetherimide; and melt mixing a polyphenylene sulfide (PPS) and an epoxy.Type: GrantFiled: March 8, 2013Date of Patent: October 27, 2015Assignee: SABIC GLOBAL TECHNOLOGIES B.V.Inventors: Hariharan Ramalingam, Mark Sanner, Kapil Sheth
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Patent number: 9171473Abstract: A dynamic weather route system automatically analyzes routes for in-flight aircraft flying in convective weather regions and attempts to find more time and fuel efficient reroutes around current and predicted weather cells. The dynamic weather route system continuously analyzes all flights and provides reroute advisories that are dynamically updated in real time while the aircraft are in flight. The dynamic weather route system includes a graphical user interface that allows users to visualize, evaluate, modify if necessary, and implement proposed reroutes.Type: GrantFiled: December 6, 2012Date of Patent: October 27, 2015Assignee: The United States of America as Represented by the Administrator of the National Aeronautics & Space Administration (NASA)Inventors: B. David McNally, Heinz Erzberger, Kapil Sheth
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Publication number: 20150087767Abstract: Disclosed herein are methods and fiber reinforced thermoplastic composition comprising: a polyaryletherketone (PAEK) component; a polyimide component, wherein the polyimide component comprises a blend of at least a first polyimide (PI) having glass transition temperature of at least 300° C. and a second polyimide (PI) having glass transition temperature less than the glass transition temperature of the first polyimide; and a reinforcement fiber component. The resulting fiber reinforced thermoplastic compositions exhibit improved mechanical performance.Type: ApplicationFiled: September 23, 2013Publication date: March 26, 2015Inventors: Mohammad Moniruzzaman, Kapil Sheth
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Patent number: 8921438Abstract: The disclosure relates to compositions exhibiting a UV resistance of ?E ranging from more than 0 to less than or equal to 10 units after exposure to ultraviolet light for 300 hours, per ASTM D-4459 protocol. The compositions can include at least 15 wt. % of a polyetherimide; at least 35 wt. % of a polycarbonate; a polyetherimide siloxane; and optionally, at least one UV stabilizer. The disclosure also relates to methods of shaping such compositions and articles produced from such compositions.Type: GrantFiled: March 12, 2013Date of Patent: December 30, 2014Assignee: Sabic Innovative Plastics IP B.V.Inventors: Feng Cao, Aditya Narayan, Kapil Sheth
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Patent number: 8859651Abstract: Compositions including a blend of a) a polysulfone (PSU); b) a polyphenylene sulfide (PPS); and, c) a polyetherimide and epoxy. The polyetherimide and epoxy can be present in an amount effective to act as a compatibilizer for the polysulfone (PSU) and polyphenylene sulfide (PPS). Various embodiments relate to a method of compatibilizing a blend of polysulfone (PSU) and polyphenylene sulfide (PPS). The method can include a) melt mixing a polysulfone (PSU) and a polyetherimide; and b) melt mixing a polyphenylene sulfide (PPS) and an epoxy. Step a) and b) can be carried out by one of sequential mixing and simultaneous mixing.Type: GrantFiled: March 8, 2013Date of Patent: October 14, 2014Assignee: Sabic Global Technologies B.V.Inventors: Hariharan Ramalingam, Kapil Sheth
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Publication number: 20140194580Abstract: Compositions including a blend of a) a polysulfone (PSU); b) a polyphenylene sulfide (PPS); and, c) a polyetherimide and epoxy. The polyetherimide and epoxy can be present in an amount effective to act as a compatibilizer for the polysulfone (PSU) and polyphenylene sulfide (PPS). Various embodiments relate to a method of compatibilizing a blend of polysulfone (PSU) and polyphenylene sulfide (PPS). The method can include a) melt mixing a polysulfone (PSU) and a polyetherimide; and b) melt mixing a polyphenylene sulfide (PPS) and an epoxy. Step a) and b) can be carried out by one of sequential mixing and simultaneous mixing.Type: ApplicationFiled: March 8, 2013Publication date: July 10, 2014Applicant: SABIC INNOVATIVE PLASTICS IP B.V.Inventors: Hariharan Ramalingam, Kapil Sheth
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Publication number: 20140194556Abstract: Blends of a polyphenylene sulfone (PPSU); a polyphenylene sulfide (PPS); and, a polyetherimide and epoxy. The polyetherimide and epoxy are present in an amount effective to act as a compatibilizer for the polyphenylene sulfone (PPSU) and polyphenylene sulfide (PPS). Methods of compatibilizing a blend of polyphenylene sulfone (PPSU) and polyphenylene sulfide (PPS). The method can include melt mixing a polyphenylene sulfone (PPSU) and a polyetherimide; and melt mixing a polyphenylene sulfide (PPS) and an epoxy.Type: ApplicationFiled: March 8, 2013Publication date: July 10, 2014Applicant: SABIC Innovative Plastics IP B.V.Inventors: Hariharan Ramalingam, Mark Sanner, Kapil Sheth
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Publication number: 20140194579Abstract: A composition including a blend of: a) a polyethersulfone; b) a polyphenylene sulfide (PPS); and c) an epoxy, and optionally a polyetherimide, wherein the polyetherimide and epoxy are present in an amount effective to act as a compatibilizer for the polyethersulfone and polyphenylene sulfide (PPS). Methods of compatibilizing a blend of polyethersulfone and polyphenylene sulfide (PPS). The method can include melt mixing a polyethersulfone, and polyetherimide, a polyphenylene sulfide (PPS) and an epoxy under conditions of elevated temperature and simultaneous mixing.Type: ApplicationFiled: March 8, 2013Publication date: July 10, 2014Applicant: SABIC INNOVATIVE PLASTICSIP B.V.Inventors: Hariharan Ramalingam, Kapil Sheth
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Publication number: 20130261202Abstract: The disclosure relates to compositions exhibiting a UV resistance of ?E ranging from more than 0 to less than or equal to 10 units after exposure to ultraviolet light for 300 hours, per ASTM D-4459 protocol. The compositions can include at least 15 wt. % of a polyetherimide; at least 35 wt. % of a polycarbonate; a polyetherimide siloxane; and optionally, at least one UV stabilizer. The disclosure also relates to methods of shaping such compositions and articles produced from such compositions.Type: ApplicationFiled: March 12, 2013Publication date: October 3, 2013Applicant: SABIC INNOVATIVE PLASTICS IP B.V.Inventors: Feng Cao, Aditya Narayan, Kapil Sheth
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Patent number: 8274744Abstract: Disclosed herein is an article comprising a lens having a width of 0.1 millimeters to 100 millimeters, a length of 0.5 millimeters to 500 millimeters, and a thickness of 0.2 millimeters to 5 millimeters; and the lens transmits light having a wavelength of 600 nanometers to 1600 nanometers, wherein the lens comprises a polymer and the polymer comprises a polyimide comprising structural units derived from specific combinations of compounds wherein the lens is transparent and dimensionally stable at a wall thickness of 0.2 millimeters to 5.0 millimeters and remains transparent and dimensionally stable after being (a) exposed to a precondition of 60° C./60% relative humidity for 120 hours and (b) then subjected to a lead free solder test having a peak temperature of 260° C. for up to 30 seconds.Type: GrantFiled: November 18, 2010Date of Patent: September 25, 2012Assignee: Sabic Innovative Plastics IP B.V.Inventors: Gurulingamurthy Haralur, Kapil Sheth
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Publication number: 20120127565Abstract: Disclosed herein is an article comprising a lens having a width of 0.1 millimeters to 100 millimeters, a length of 0.5 millimeters to 500 millimeters, and a thickness of 0.2 millimeters to 5 millimeters; and the lens transmits light having a wavelength of 600 nanometers to 1600 nanometers, wherein the lens comprises a polymer and the polymer comprises a polyimide comprising structural units derived from specific combinations of compounds wherein the lens is transparent and dimensionally stable at a wall thickness of 0.2 millimeters to 5.0 millimeters and remains transparent and dimensionally stable after being (a) exposed to a precondition of 60° C./60% relative humidity for 120 hours and (b) then subjected to a lead free solder test having a peak temperature of 260° C. for up to 30 seconds.Type: ApplicationFiled: November 18, 2010Publication date: May 24, 2012Applicant: SABIC INNOVATIVE PLASTICS IP B.V.Inventors: Gurulingamurthy Haralur, Kapil Sheth
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Patent number: 8013076Abstract: A composition comprises a blend of an aromatic polyketone and a polysiloxane/polyimide block copolymer. The composition can further comprise one or more additives.Type: GrantFiled: March 17, 2008Date of Patent: September 6, 2011Assignee: Sabic Innovative Plastics IP B.V.Inventors: Gurulingamurthy M. Haralur, Ganesh Kailasam, Kapil Sheth
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Patent number: 8013251Abstract: An electrical wire comprising a conductor and a covering disposed over the conductor. The covering comprises a thermoplastic composition. The thermoplastic composition comprises a blend of an aromatic polyketone and a polysiloxane/polyimide block copolymer. The composition can further comprise one or more additives.Type: GrantFiled: December 31, 2009Date of Patent: September 6, 2011Assignee: Sabic Innovative Plastics IP B.V.Inventors: Yashpal Bhandari, Gurulingamurthy Haralur, Kapil Sheth
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Publication number: 20100147548Abstract: An electrical wire comprising a conductor and a covering disposed over the conductor. The covering comprises a thermoplastic composition. The thermoplastic composition comprises a blend of an aromatic polyketone and a polysiloxane/polyimide block copolymer. The composition can further comprise one or more additives.Type: ApplicationFiled: December 31, 2009Publication date: June 17, 2010Applicant: SABIC INNOVATIVE PLASTICS IP B.V.Inventors: Yashpal Bhandari, Gurulingamurthy Haralur, Kapil Sheth
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Publication number: 20090234060Abstract: A composition comprises a blend of an aromatic polyketone and a polysiloxane/polyimide block copolymer. The composition can further comprise one or more additives.Type: ApplicationFiled: March 17, 2008Publication date: September 17, 2009Inventors: Gurulingamurthy M. Haralur, Ganesh Kailasam, Kapil Sheth
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Publication number: 20080118730Abstract: Disclosed is a biaxially oriented multilayer film comprising at least two layers A-B, wherein A and B represent separate layers at least one of which layers comprises a polyimide having a Tg of greater than about 200° C., wherein the film has a CTE of less than 35 ppm/° C., and wherein A comprises 60 wt. %-100 wt. % of amorphous polymer with 0 wt. %-40 wt. % of crystallizable polymer, and B comprises 60 wt. %-100 wt. % crystallizable polymer with 0 wt. %-40 wt. % amorphous polymer, the relative thicknesses of layer A to layer B are in a ratio in a range of between 1:5 and 1:100, and the thickness of the film is in a range of between 5 ?m and 125 ?m. Also disclosed is a biaxially oriented monolithic film comprising a polyimide with structural units formally derived from 3,4-diaminodiphenylether and 4,4-oxydiphthalic anhydride. Laminates comprising the films and methods for making film and laminate are also disclosed. Articles comprising a film or laminate of the invention are also disclosed.Type: ApplicationFiled: November 22, 2006Publication date: May 22, 2008Inventors: Ta-Hua Yu, James M. White, Sapna Blackburn, Irene Dris, Kapil Sheth, Kevin Durocher, Safwat Tadros
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Publication number: 20070219324Abstract: Phase separated blends of polyaryl ether ketones, polyaryl ketones, polyether ketones, polyether ether ketones and mixtures thereof with at least one polysulfone etherimide, wherein the polysulfone etherimide has greater than or equal to 50 mole % of the polymer linkages contain at least one aryl sulfone group are described. Such blends have improved load bearing capability at high temperature.Type: ApplicationFiled: September 16, 2005Publication date: September 20, 2007Inventors: Ashish Aneja, Robert Gallucci, Roy Odle, Kapil Sheth