Patents Assigned to Prometheus Developments Limited
  • Method of producing a polymeric material
    Patent number: 7833441
    Abstract: A method for producing a polymeric material comprises reacting a first reactant with a second reactant. The first reactant comprises anhydrous phosphorous pentoxide and the second reactant comprises an alcohol. A method for producing a polymeric salt material comprises reacting a first reactant comprising an amine with a second reactant comprising a phosphate ester.
    Type: Grant
    Filed: May 10, 2004
    Date of Patent: November 16, 2010
    Assignee: Prometheus Developments Limited
    Inventor: David Charles Aslin
  • Fire resistant materials
    Publication number: 20060175586
    Abstract: A method for forming a fire resistant material is disclosed. The method comprises providing a plurality of expandable beads of a polymeric material. The beads are coated with an exfoliable graphite. The exfoliable graphite is adhered to the beads with a resin having a solubility parameter of the polymeric material. The beads are thereafter caused or allowed to expand and fuse.
    Type: Application
    Filed: November 27, 2003
    Publication date: August 10, 2006
    Applicant: PROMETHEUS DEVELOPMENTS LIMITED
    Inventor: David Aslin