Patents Assigned to Pantec S.r.l.
  • Patent number: 4348452
    Abstract: Prefabricated self-supporting panels having two outer layers and at least one inner layer provided with a foamed mixture, wherein the inner layer comprises unsaturated polyester resins, a coupling agent of the organo-functional silane type and a granular filler formed with foamed clay which fills the whole cavity between the two outer layers and has an average diameter between 15 and 20 mm and a specific gravity of 0.35 Kg/dm.sup.3.The process for the manufacture of these panels has also been described.
    Type: Grant
    Filed: March 11, 1981
    Date of Patent: September 7, 1982
    Assignee: Pantec S.R.L.
    Inventors: Peccenini Paolo, Romini Paolo
  • Patent number: 4268574
    Abstract: Prefabricated self-supporting panels having at least two outer layers and one inner layer provided with a foamed mixture, wherein the inner layer comprises unsaturated polyester resins, hollow microspheres of aluminum phyllosilicate having an average diameter of 150 microns and density of 0.7 kg/cu.dm., and a coupling agent of the organofunctional silane type.The process for the manufacture of these panels has also been described.
    Type: Grant
    Filed: July 13, 1979
    Date of Patent: May 19, 1981
    Assignee: Pantec S.r.l.
    Inventors: Paolo Peccenini, Paolo Romini