Patents Represented by Attorney Bart B. Lerman

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  • Polyurethane polyols and high solids coatings therefrom
    Patent number: 5155201
    Abstract: A polyurethane polyol is provided, which is the reaction product of a particular isocyanate component and a particular diol component in a specified ratio, which polyol component is selected from substantially monomeric diols wherein the hydroxyl groups are separated by 3 carbon atoms or less. Such polyurethane polyols possess a desirable spectrum of molecular weight properties, making them especially suitable for use in formulating high solids, high performance coatings.
    Type: Grant
    Filed: May 1, 1990
    Date of Patent: October 13, 1992
    Assignee: Akzo N.V.
    Inventors: John L. Gardon, Scott W. Loper, Peter W. Uhlianuk, Frederick H. Walker