Patents by Inventor Frantz Duvalsaint

Frantz Duvalsaint 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).

  • Process for producing fluoroelastomers
    Patent number: 6348552
    Abstract: Fluoroelastomers having copolymerized units of vinylidene fluoride major monomer, at least one other fluorinated major monomer, and at least one cure site monomer are prepared in an aqueous suspension polymerization process using an initiator consisting essentially of a solution of an oil soluble peroxide in a water-soluble hydrocarbon solvent.
    Type: Grant
    Filed: March 16, 2001
    Date of Patent: February 19, 2002
    Assignee: DuPont Dow Elastomers L.L.C.
    Inventors: Frantz Duvalsaint, Albert Lloyd Moore
  • Process for producing fluoroelastomers
    Publication number: 20010023280
    Abstract: Fluoroelastomers having copolymerized units of vinylidene fluoride major monomer, at least one other fluorinated major monomer, and at least one cure site monomer are prepared in an aqueous suspension polymerization process using an initiator consisting essentially of a solution of an oil soluble peroxide in a water-soluble hydrocarbon solvent.
    Type: Application
    Filed: March 16, 2001
    Publication date: September 20, 2001
    Inventors: Frantz Duvalsaint, Albert L. Moore
  • Process for producing fluorelastomers
    Patent number: 6277937
    Abstract: Fluoroelastomers having copolymerized units of vinylidene fluoride major monomer, at least one other fluorinated major monomer, and at least one cure site monomer are prepared in an aqueous suspension polymerization process using an initiator consisting essentially of a solution of an oil soluble peroxide in a water-soluble hydrocarbon solvent.
    Type: Grant
    Filed: February 17, 2000
    Date of Patent: August 21, 2001
    Assignee: DuPont Dow Elastomers, L.L.C.
    Inventors: Frantz Duvalsaint, Albert Lloyd Moore