Patents Represented by Attorney Heidi A. Boehefeld

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  • Hydroxy-functional acrylic polymer compositions having compatibility with castor oil
    Patent number: 5432221
    Abstract: A hydroxy-functional acrylic polymer useful in multicomponent curable compositions wherein the curable composition contains castor oil and at least one polyisocyanate in addition to the hydroxy-functional acrylic polymer. The hydroxy-functional acrylic polymer comprises vinyl toluene, a monomer selected from lauryl methacrylate and stearyl methacrylate, and a hydroxy-functional monomer selected from hydroxypropyl methacrylate and hydroxypropyl acrylate, and is compatible with castor oil.
    Type: Grant
    Filed: June 17, 1993
    Date of Patent: July 11, 1995
    Assignee: The Sherwin-Williams Company
    Inventors: John R. Polaski, Julie E. Slawikowski