Patents Assigned to Polymer Technology International
  • Method of making a test strip having a dialyzed polymer layer
    Patent number: 5128171
    Abstract: A test strip for the detection of a predetermined substance in a fluid is described. This test strip is stable to storage and accelerated keeping test conditions and comprises a support having thereof a reagent layer wherein the reagent layer contains a dialyzed latex polymer and a reagent detection system which reacts with the substance to provide a detectable change.
    Type: Grant
    Filed: June 26, 1990
    Date of Patent: July 7, 1992
    Assignee: Polymer Technology International
    Inventor: John M. Gleisner