Patents by Inventor Cristina Javarone

Cristina Javarone 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 making rigid polyurethane foams
    Patent number: 8003708
    Abstract: Process for making rigid polyurethane or urethane-modified polyisocyanurate foams at an isocyanate index of between 110 and 120 comprising the step of reacting an organic polyisocyanate composition with an isocyanate-reactive composition in the presence of a hydrocarbon as blowing agent wherein the isocyanate-reactive composition contains between 3 and 30 wt % of polyester polyols and between 20 and 50 wt % of polyether polyols derived from aromatic amines, the amounts being calculated on the basis of total isocyanate-reactive compound.
    Type: Grant
    Filed: September 7, 2006
    Date of Patent: August 23, 2011
    Assignee: Huntsman International LLC
    Inventor: Cristina Javarone
  • Process for making rigid polyurethane foams
    Publication number: 20070060660
    Abstract: Process for making rigid polyurethane or urethane-modified polyisocyanurate foams at an isocyanate index of between 110 and 120 comprising the step of reacting an organic polyisocyanate composition with an isocyanate-reactive composition in the presence of a hydrocarbon as blowing agent wherein the isocyanate-reactive composition contains between 3 and 30 wt % of polyester polyols and between 20 and 50 wt % of polyether polyols derived from aromatic amines, the amounts being calculated on the basis of total isocyanate-reactive compound.
    Type: Application
    Filed: September 7, 2006
    Publication date: March 15, 2007
    Applicant: Huntsman International LLC
    Inventor: Cristina Javarone
  • RIGID ISOCYANURATE-MODIFIED POLYURETHANE FOAMS
    Publication number: 20010003758
    Abstract: Rigid isocyanurate-modified polyurethane foams of index 180 to 380 made from a combination of aliphatic and aromatic polyester polyols.
    Type: Application
    Filed: June 10, 1997
    Publication date: June 14, 2001
    Inventors: VITTORIO BONAPERSONA, CRISTINA JAVARONE, FRANCO MAGNANI