Patents by Inventor Steven R. Oriani

Steven R. Oriani 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).

  • Heat-stabilized acrylate elastomer composition and process for its production
    Patent number: 8779044
    Abstract: Polyamide-filled acrylate copolymer compositions comprising a continuous acrylate copolymer phase and a discontinuous polyamide phase are produced by a melt mixing process. When crosslinked with diamine curatives the polyamide-filled acrylate copolymer compositions exhibit enhanced resistance to heat aging compared to carbon black-reinforced acrylate copolymer compositions.
    Type: Grant
    Filed: June 21, 2012
    Date of Patent: July 15, 2014
    Assignee: E I du Pont de Nemours and Company
    Inventor: Steven R Oriani
  • HEAT AGING RESISTANT ETHYLENE VINYL ACETATE COPOLYMER COMPOSITION AND PROCESS FOR ITS PRODUCTION
    Publication number: 20140155552
    Abstract: Heat resistant ethylene vinyl acetate copolymer compositions comprising a blend of ethylene vinyl acetate copolymer, peroxide curable polyacrylate elastomer, and polyamide are described. When crosslinked with a peroxide curative, the ethylene vinyl acetate copolymer compositions exhibit enhanced resistance to heat aging compared to conventional ethylene vinyl acetate elastomer compositions.
    Type: Application
    Filed: November 20, 2013
    Publication date: June 5, 2014
    Applicant: E I DU PONT DE NEMOURS AND COMPANY
    Inventor: Steven R. Oriani
  • PEROXIDE CURABLE FLUOROELASTOMER COMPOSITIONS
    Publication number: 20140155551
    Abstract: Disclosed herein is a curable composition comprising a peroxide curable fluoroelastomer, an organic peroxide, a multifunctional coagent and a polyamide. Such curable compositions cure to a high degree in a short time.
    Type: Application
    Filed: December 3, 2012
    Publication date: June 5, 2014
    Applicant: E I DU PONT DE NEMOURS AND COMPANY
    Inventor: STEVEN R. ORIANI
  • HEAT RESISTANT HYDROCARBON ELASTOMER COMPOSITIONS
    Publication number: 20140155537
    Abstract: Disclosed herein is a curable composition comprising ethylene copolymer elastomer, a relatively small amount of a polyamide, and optionally a compatibilizer wherein curable composition demonstrates improved heat aging properties without the loss of tensile strength. Also disclosed is the process for making such curable ethylene copolymer elastomer.
    Type: Application
    Filed: November 20, 2013
    Publication date: June 5, 2014
    Applicant: E I DU PONT DE NEMOURS AND COMPANY
    Inventor: Steven R. Oriani
  • HEAT RESISTANT HYDROCARBON ELASTOMER COMPOSITIONS
    Publication number: 20140155538
    Abstract: Disclosed herein is a polyamide-filled curable hydrocarbon elastomer compositions having enhanced heat aging performance where the presence of conventional filler, such as carbon black or silica, does not detract from desired heat stability properties. Also disclosed are polyamide-filled curable hydrocarbon elastomer compositions where the use of compatibilzer is optional, for polyamides having an inherent viscosity of greater than 0.88 dL/g.
    Type: Application
    Filed: November 20, 2013
    Publication date: June 5, 2014
    Applicant: E I DU PONT DE NEMOURS AND COMPANY
    Inventor: Steven R. Oriani
  • HEAT AGING RESISTANT ETHYLENE VINYL ACETATE COPOLYMER COMPOSITION AND PROCESS FOR ITS PRODUCTION
    Publication number: 20140072789
    Abstract: Polyamide-filled EVA copolymer compositions comprising a continuous EVA copolymer phase and a discontinuous polyamide phase are produced by a melt mixing process. When crosslinked with peroxide curatives the polyamide-filled EVA copolymer compositions exhibit enhanced resistance to heat aging compared to EVA elastomer compositions reinforced with carbon black or other inorganic fillers.
    Type: Application
    Filed: August 30, 2013
    Publication date: March 13, 2014
    Applicant: E I DU PONT DE NEMOURS AND COMPANY
    Inventor: Steven R. Oriani
  • Process for production of a heat-stabilized acrylate polymer
    Patent number: 8664317
    Abstract: Polyamide-reinforced polyacrylate polymer compositions comprising a continuous polyacrylate polymer phase and a discontinuous polyamide phase are produced by a melt mixing process. When crosslinked with peroxide curatives the polyamide-reinforced polyacrylate polymer compositions exhibit enhanced resistance to heat aging compared to carbon black-reinforced polyacrylate polymer compositions.
    Type: Grant
    Filed: June 21, 2012
    Date of Patent: March 4, 2014
    Assignee: E I du Pont de Nemours and Company
    Inventor: Steven R Oriani
  • Process for production of a heat-stabilized acrylate polymer
    Patent number: 8633273
    Abstract: Polyamide-reinforced polyacrylate polymer compositions comprising a continuous polyacrylate polymer phase and a discontinuous polyamide phase are produced by a melt mixing process. When crosslinked with peroxide curatives the polyamide-reinforced polyacrylate polymer compositions exhibit enhanced resistance to heat aging compared to carbon black-reinforced polyacrylate polymer compositions.
    Type: Grant
    Filed: June 21, 2012
    Date of Patent: January 21, 2014
    Assignee: E I du Pont de Nemours and Company
    Inventor: Steven R Oriani
  • PROCESS FOR PRODUCTION OF A HEAT-STABILIZED ACRYLATE POLYMER
    Publication number: 20120329926
    Abstract: Polyamide-reinforced polyacrylate polymer compositions comprising a continuous polyacrylate polymer phase and a discontinuous polyamide phase are produced by a melt mixing process. When crosslinked with peroxide curatives the polyamide-reinforced polyacrylate polymer compositions exhibit enhanced resistance to heat aging compared to carbon black-reinforced polyacrylate polymer compositions.
    Type: Application
    Filed: June 21, 2012
    Publication date: December 27, 2012
    Applicant: E I DU PONT DE NEMOURS AND COMPANY
    Inventor: Steven R. Oriani
  • HEAT-STABILIZED ACRYLATE ELASTOMER COMPOSITION AND PROCESS FOR ITS PRODUCTION
    Publication number: 20120328813
    Abstract: Polyamide-filled acrylate copolymer compositions comprising a continuous acrylate copolymer phase and a discontinuous polyamide phase are produced by a melt mixing process. When crosslinked with diamine curatives the polyamide-filled acrylate copolymer compositions exhibit enhanced resistance to heat aging compared to carbon black-reinforced acrylate copolymer compositions.
    Type: Application
    Filed: June 21, 2012
    Publication date: December 27, 2012
    Applicant: E I DU PONT DE NEMOURS AND COMPANY
    Inventor: STEVEN R. ORIANI
  • PROCESS FOR PRODUCTION OF A HEAT-STABILIZED ACRYLATE POLYMER
    Publication number: 20120328812
    Abstract: Polyamide-reinforced polyacrylate polymer compositions comprising a continuous polyacrylate polymer phase and a discontinuous polyamide phase are produced by a melt mixing process. When crosslinked with peroxide curatives the polyamide-reinforced polyacrylate polymer compositions exhibit enhanced resistance to heat aging compared to carbon black-reinforced polyacrylate polymer compositions.
    Type: Application
    Filed: June 21, 2012
    Publication date: December 27, 2012
    Applicant: E I DU PONT DE NEMOURS AND COMPANY
    Inventor: Steven R. Oriani
  • HEAT-STABILIZED ACRYLATE ELASTOMER COMPOSITION AND PROCESS FOR ITS PRODUCTION
    Publication number: 20120329925
    Abstract: Polyamide-filled acrylate copolymer compositions comprising a continuous acrylate copolymer phase and a discontinuous polyamide phase are produced by a melt mixing process. When crosslinked with diamine curatives the polyamide-filled acrylate copolymer compositions exhibit enhanced resistance to heat aging compared to carbon black-reinforced acrylate copolymer compositions.
    Type: Application
    Filed: June 21, 2012
    Publication date: December 27, 2012
    Applicant: E I DU PONT DE NEMOURS AND COMPANY
    Inventor: STEVEN R. ORIANI
  • HEAT-STABILIZED ACRYLATE ELASTOMER COMPOSITION AND PROCESS FOR ITS PRODUCTION
    Publication number: 20120329927
    Abstract: Polyamide-filled acrylate copolymer compositions comprising a continuous acrylate copolymer phase and a discontinuous polyamide phase are produced by a melt mixing process. When crosslinked with diamine curatives the polyamide-filled acrylate copolymer compositions exhibit enhanced resistance to heat aging compared to carbon black-reinforced acrylate copolymer compositions.
    Type: Application
    Filed: June 21, 2012
    Publication date: December 27, 2012
    Applicant: E I DU PONT DE NEMOURS AND COMPANY
    Inventor: STEVEN R. ORIANI
  • PROCESS FOR PRODUCTION OF A HEAT-STABILIZED ACRYLATE POLYMER
    Publication number: 20120329928
    Abstract: Polyamide-reinforced polyacrylate polymer compositions comprising a continuous polyacrylate polymer phase and a discontinuous polyamide phase are produced by a melt mixing process. When crosslinked with peroxide curatives the polyamide-reinforced polyacrylate polymer compositions exhibit enhanced resistance to heat aging compared to carbon black-reinforced polyacrylate polymer compositions.
    Type: Application
    Filed: June 21, 2012
    Publication date: December 27, 2012
    Applicant: E I DU PONT DE NEMOURS AND COMPANY
    Inventor: Steven R. Oriani
  • HEAT-STABILIZED ACRYLATE ELASTOMER COMPOSITION AND PROCESS FOR ITS PRODUCTION
    Publication number: 20120329914
    Abstract: Polyamide-filled acrylate copolymer compositions comprising a continuous acrylate copolymer phase and a discontinuous polyamide phase are produced by a melt mixing process. When crosslinked with diamine curatives the polyamide-filled acrylate copolymer compositions exhibit enhanced resistance to heat aging compared to carbon black-reinforced acrylate copolymer compositions.
    Type: Application
    Filed: June 21, 2012
    Publication date: December 27, 2012
    Applicant: E I DU PONT DE NEMOURS AND COMPANY
    Inventor: STEVEN R. ORIANI
  • Fluoroelastomer process aid contains polyalkylene oxide and polycaprolactone
    Patent number: 8053526
    Abstract: A process aid for improving the processability of non-fluorinated melt processible polymers contains a fluoroelastomer having a Mooney viscosity (ML (1+10) at 121° C.) between 30 and 100 and at least two interfacial agents, one a polycaprolactone having a Mn between 2000 and 8000 and the other a polyalkylene oxide having a Mn between 3000 and 5000.
    Type: Grant
    Filed: May 20, 2009
    Date of Patent: November 8, 2011
    Assignee: DuPont Performance Elastomers LLC
    Inventor: Steven R. Oriani
  • Fluoroelastomer composition containing process aid
    Patent number: 7989547
    Abstract: Polyhydroxy curable fluoroelastomer compositions contain at least one process aid that is an aminosilicone having only a single primary amine group per polysiloxane molecule.
    Type: Grant
    Filed: May 28, 2009
    Date of Patent: August 2, 2011
    Assignee: DuPont Performances Elastomers LLC.
    Inventor: Steven R. Oriani
  • Process for coagulating fluoroelastomers
    Patent number: 7960480
    Abstract: In a process for the manufacture of fluoroelastomers, a water-soluble polymeric coagulant is employed that is an aqueous solution of polyethyleneimine or its copolymers.
    Type: Grant
    Filed: March 25, 2008
    Date of Patent: June 14, 2011
    Assignee: DuPont Performance Elastomers L.L.C.
    Inventors: Donald F. Lyons, Steven R. Oriani
  • FLUOROELASTOMER PROCESS AID CONTAINS POLYALKYLENE OXIDE AND POLYCAPROLACTONE
    Publication number: 20100298503
    Abstract: A process aid for improving the processability of non-fluorinated melt processible polymers contains a fluoroelastomer having a Mooney viscosity (ML (1+10) at 121° C.) between 30 and 100 and at least two interfacial agents, one a polycaprolactone having a Mn between 2000 and 8000 and the other a polyalkylene oxide having a Mn between 3000 and 5000.
    Type: Application
    Filed: May 20, 2009
    Publication date: November 25, 2010
    Applicant: DuPont Performance Elastomers L.L.C.
    Inventor: Steven R. Oriani
  • FLUOROELASTOMER PROCESSING AID MASTERBATCH AND METHOD FOR PRODUCING SAME
    Publication number: 20100174011
    Abstract: A fluoroelastomer masterbatch comprising a particulate matrix material wherein the particles of the matrix material have an average size selected from the range of from 1 ?m to 1000 ?m in diameter, the concentration of fluoroelastomer is from about 0.2% to 40% by weight, and the fluoroelastomer is dispersed within the interstitial spaces of the particulate matrix material.
    Type: Application
    Filed: January 6, 2009
    Publication date: July 8, 2010
    Inventors: Peter A. Fox, Steven R. Oriani