Patents Assigned to Davlin Paint Company
  • Method of producing bituminous/polymer emulsion and product
    Patent number: 4722953
    Abstract: The present invention relates to bituminous polymer emulsions and more particularly to a novel method for producing such emulsions to produce a coating which yields superior flexiblity and water resistance.The method of producing the bituminous polymer consists in passing heated asphalt and a heated polymer emulsion through a colloid meal. The resultant emulsion may have up to 75% solids.
    Type: Grant
    Filed: October 24, 1985
    Date of Patent: February 2, 1988
    Assignee: Davlin Paint Company
    Inventors: David J. DeRuiter, Dennis P. Fairley