Patents Assigned to Jan Berglund Produktions AB
  • Cellular plastic additive
    Patent number: 4318998
    Abstract: Additive of the cellular plastic type, method for manufacturing the additive and use of the additive. The additive is intended to be mixed with a hardening or air-drying component, preferably, liquid paint. The additive of this invention is characterized in that a mixture of closed cellular plastic particles, disintegrated foamed urea formaldehyde resin and chopped fiberglass filaments or strands from part of the additive.
    Type: Grant
    Filed: February 18, 1981
    Date of Patent: March 9, 1982
    Assignee: Jan Berglund Produktions AB
    Inventor: Jan-Olof V. Berglund