Patents Represented by Attorney David N. Shold

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  • Water-in-oil emulsifiers for slow release fertilizers using tertiary alkanol amines
    Patent number: 5512079
    Abstract: A non-explosive water in oil emulsion fertilizer composition is provided which comprises:a discontinuous aqueous phase comprising at least one fertilizer component;a continuous oil phase;an emulsifier comprising the reaction product of at least one hydrocarbyl substituted succinic anhydride acylating agent and at least one tertiary alkanol amine.
    Type: Grant
    Filed: November 14, 1994
    Date of Patent: April 30, 1996
    Assignee: The Lubrizol Corporation
    Inventors: Richard W. Jahnke, John W. Forsberg, Nils O. Pearson