Patents Examined by Chistopher Keehan
  • Patent number: 6749938
    Abstract: What is disclosed is a 2-part epoxy adhesive composition comprises an epoxy compound, an optional amine hardener, optional hydroxy-substituted aromatic compound, and from 20% to 60% of the total weight of adhesive combined of liquid terminal epoxy reactive groups and amidoamine, whereby the adhesive is applied as a mixture of first and second parts in a volume ratio of the first epoxy part: second cure part of 1:1.4 to 1:3.0. The adhesive is adapted to provide bonding of SMC with low or no read-through, initial and aged fiber tearing bonds and specified bond strength minimum at 400° F. (204° C.).
    Type: Grant
    Filed: November 13, 2001
    Date of Patent: June 15, 2004
    Assignee: Lord Corporation
    Inventors: Dennis J. Damico, David R. Pugne