Patents Represented by Attorney Krisanne Schaeler

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  • Triamine/aspartate curative and coatings comprising the same
    Patent number: 8137813
    Abstract: A coating composition is disclosed comprising polyurea formed from a reaction mixture comprising isocyanate and a triamine/aspartate reaction product resulting from a Michael addition reaction of a triamine with a dialkyl maleate and/or a dialkyl fumarate. The reaction product has a viscosity of less than 2000 cPs, and the triamine has the structure: wherein each n is the same or different and is any integer. Substrates coated with these polyurea coatings comprising this reaction product are also disclosed.
    Type: Grant
    Filed: April 15, 2011
    Date of Patent: March 20, 2012
    Assignee: PPG Industries Ohio, Inc.
    Inventors: Howard Senkfor, Thomas R Hockswender, Steven V. Barancyk, Jonathan T. Martz, Steven R. Zawacky