Patents Represented by Attorney Martin Barancik

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  • Process for the preparation of n-alkylphthalimide and copolymer derived therefrom
    Patent number: 4675376
    Abstract: A copolymer prepared from a bis-(N-alkyphthalimide), a dianhydride and a diamine, and a process of preparing the copolymer by reacting a bis-(n-alkyphthalimide) with an alkali to form a tetracid, dehydrating the tetracid to a dianhydride and reacting the dianhydride with a diamine under copolymer forming conditions.
    Type: Grant
    Filed: October 17, 1986
    Date of Patent: June 23, 1987
    Assignee: General Electric Company
    Inventor: Edward N. Peters
  • Methyl methacrylic coatings on thermoplastic substrates
    Patent number: 4666779
    Abstract: Methyl methacrylic UV protective coatings for thermoplastic substrates are disclosed with improved resistance to microcracking.
    Type: Grant
    Filed: January 30, 1985
    Date of Patent: May 19, 1987
    Assignee: General Electric Company
    Inventor: Herbert L. Curry
  • Novel high molecular weight diimide diacids and modified thermoplastic copolyether ester elastomers prepared therefrom
    Patent number: 4661582
    Abstract: Novel diimide diacids and modified polyetherimide esters are prepared therefrom by reacting diols, dicarboxylic acids and a combination of the novel diimide diacid and dimer acid. These compositions have many excellent properties which make them particularly useful for extrusion and molding applications.
    Type: Grant
    Filed: May 5, 1986
    Date of Patent: April 28, 1987
    Assignee: General Electric Company
    Inventor: Russell J. McCready