Patents by Inventor Nina P. Vaze

Nina P. Vaze 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: 8114952
    Abstract: A composition comprises a blend of 50 to 90 wt. % of a polycarbonate copolymer, 10 to 50 wt. % of a polyester wherein the weight percent of the polycarbonate copolymer and the polyester are each based on the total weight of the polycarbonate copolymer and the polyester. A molded sample of the composition having a thickness of 2.5 mm has a luminous transmittance of greater than 80% and a haze of less than 20% when measured in accordance with ASTM D 1003.
    Type: Grant
    Filed: August 29, 2008
    Date of Patent: February 14, 2012
    Assignee: Sabic Innovative Plastics IP B.V.
    Inventors: Nina P. Vaze, Tieb M. B. Aouraghe, Johannes Hubertus G. M. Lohmeijer, Shreyas Chakravarti
  • Patent number: 8106126
    Abstract: A composition comprises a blend of 20 to 90 wt. % of a polycarbonate, 10 to 80 wt. % of a polyester wherein the weight percent of the polycarbonate and the polyester are each based on the total weight of the polycarbonate and the polyester. A sample of the composition having a thickness of 2.5 mm has a luminous transmittance of greater than or equal to 80% and a haze of less than 20% when measured in accordance with ASTM D 1003.
    Type: Grant
    Filed: August 29, 2008
    Date of Patent: January 31, 2012
    Assignee: Sabic Innovative Plastics IP B.V.
    Inventors: Nina P. Vaze, Tieb M. B. Aouraghe, Johannes Hubertus G. M. Lohmeijer, Shreyas Chakravarti
  • Patent number: 7655737
    Abstract: A composition comprising a blend of: from 1 to 99 weight percent of a polycarbonate comprising from 10 to 90 mole percent of one or more arylate carbonate units of the formula wherein each Rf is independently a C1-12 hydrocarbon, halogen, or halogen-substituted C1-12 hydrocarbon, and u is 0 to 4; and from 10 to 90 mole percent of different carbonate units of the formula wherein at least 60% of the R1 groups are C6-30 aromatic groups, and from 1 to 99 weight percent of a polyester comprising units of the formula wherein T is a residue derived from a C5-C7 cycloaliphatic or C7-C12 aromatic dicarboxylic acid or a chemical equivalent thereof, and D is a residue derived from a C6-C12 aromatic or C2-C12 aliphatic diol or a chemical equivalent thereof, provided that at least 50 mole percent of D is derived from 1,4-cyclohexanedimethanol or a chemical equivalent thereof; and wherein the weight percent of the polycarbonate and the polyester are each based on the total weight of the polycarbonate and the
    Type: Grant
    Filed: November 16, 2006
    Date of Patent: February 2, 2010
    Assignee: Sabic Innovative Plastics IP B.V.
    Inventors: Shreyas Chakravarti, Gabrie Hoogland, Vishvajit Chandrakant Juikar, Ganesh Kannan, Edward Kung, Nina P. Vaze, Karin I. van de Wetering
  • Publication number: 20090286062
    Abstract: A composition comprises a blend of 20 to 90 wt. % of a polycarbonate, 10 to 80 wt. % of a polyester wherein the weight percent of the polycarbonate and the polyester are each based on the total weight of the polycarbonate and the polyester. A sample of the composition having a thickness of 2.5 mm has a luminous transmittance of greater than or equal to 80% and a haze of less than 20% when measured in accordance with ASTM D 1003.
    Type: Application
    Filed: August 29, 2008
    Publication date: November 19, 2009
    Inventors: Nina P. VAZE, Tieb M.B. AOURAGHE, Johannes Hubertus G.M. LOHMEIJER, Shreyas CHAKRAVARTI
  • Publication number: 20090286921
    Abstract: A composition comprises a blend of 50 to 90 wt. % of a polycarbonate copolymer, 10 to 50 wt. % of a polyester wherein the weight percent of the polycarbonate copolymer and the polyester are each based on the total weight of the polycarbonate copolymer and the polyester. A molded sample of the composition having a thickness of 2.5 mm has a luminous transmittance of greater than 80% and a haze of less than 20% when measured in accordance with ASTM D 1003.
    Type: Application
    Filed: August 29, 2008
    Publication date: November 19, 2009
    Inventors: Nina P. VAZE, Tieb M.B. AOURAGHE, Johannes Hubertus G.M. LOHMEIJER, Shreyas CHAKRAVARTI
  • Publication number: 20080119617
    Abstract: A composition comprising a blend of: from 1 to 99 weight percent of a polycarbonate comprising from 10 to 90 mole percent of one or more arylate carbonate units of the formula wherein each Rf is independently a C1-12 hydrocarbon, halogen, or halogen-substituted C1-12 hydrocarbon, and u is 0 to 4; and from 10 to 90 mole percent of different carbonate units of the formula wherein at least 60% of the R1 groups are C6-30 aromatic groups, and from 1 to 99 weight percent of a polyester comprising units of the formula wherein T is a residue derived from a C5-C7 cycloaliphatic or C7-C12 aromatic dicarboxylic acid or a chemical equivalent thereof, and D is a residue derived from a C6-C12 aromatic or C2-C12 aliphatic diol or a chemical equivalent thereof, provided that at least 50 mole percent of D is derived from 1,4-cyclohexanedimethanol or a chemical equivalent thereof; and wherein the weight percent of the polycarbonate and the polyester are each based on the total weight of the polycarbonate and the po
    Type: Application
    Filed: November 16, 2006
    Publication date: May 22, 2008
    Applicant: GENERAL ELECTRIC COMPANY
    Inventors: Shreyas Chakravarti, Gabrie Hoogland, Vishvajit Chandrakant Juikar, Ganesh Kannan, Edward Kung, Nina P. Vaze, Karin I. van de Wetering
  • Publication number: 20070282040
    Abstract: The invention relates to a molding composition containing: (a) a polycarbonate component; (b) a polyester component; (c) a polyamide component; (c) a halogenated flame retarding component; and (d) a carboxy reactive component. The composition exhibits excellent properties that are highly useful in applications such as electronic components. The composition may also contain other components, such as impact modifiers. The invention also relates to articles made from the composition as well as methods of making and using the composition.
    Type: Application
    Filed: December 20, 2006
    Publication date: December 6, 2007
    Inventors: Rina Ai, Sanjay Braj Mishra, Chris van der Weele, Nina P. Vaze