Patents Assigned to Empex Mineral-Und Naturfaserprodukts AG
  • Process of manufacture of a composite material and composite material manufactured by this process
    Patent number: 4430125
    Abstract: For manufacturing a composite material, organic fibrous material like paper, straw, hay, grasses, moss, leaves, reed is mixed with alkali silicate and a fluosilicate as well as with a metallic oxide or a basic metallic silicate forming a higher melting silicate and submitted to a treatment under pressure and temperature. This produces a composite material having high mechanical strength and fire-proof quality.
    Type: Grant
    Filed: April 28, 1982
    Date of Patent: February 7, 1984
    Assignee: Empex Mineral-Und Naturfaserprodukts AG
    Inventor: Waldemar Hascic