Patents Assigned to Dais-Analytic Corp.
  • Block copolymers and method for making same
    Patent number: 8222346
    Abstract: The present invention is a novel block copolymer containing a controlled distribution copolymer block of a conjugated diene and a mono alkenyl arene, where the controlled distribution copolymer block has terminal regions that are rich in conjugated diene units and a center region that is rich in mono alkenyl arene units. Also disclosed is a method for manufacture of the block copolymer.
    Type: Grant
    Filed: September 22, 2004
    Date of Patent: July 17, 2012
    Assignee: Dais-Analytic Corp.
    Inventors: Liwei Cao, Scott G. Ehrenberg, Joseph M Serpico