Patents by Inventor Jerome P. Moraczewski

Jerome P. Moraczewski has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Polyoxymethylene compositions and articles made from these
    Patent number: 8188169
    Abstract: Polyoxymethylene compositions that include 90 to 99.9 weight percent of at least one polyacetal polymer and 0.1 to 10 wt % of at least one polysaccharide substantially free of acidic material selected from the group consisting of amylopectin from maize and soluble starch where the weight percent of the polymer and the polysaccharide are based on their combined weight. Articles made from these compositions.
    Type: Grant
    Filed: August 26, 2009
    Date of Patent: May 29, 2012
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: Jerome P. Moraczewski, Joel M. Pollino
  • Static dissipative polyacetal compositions
    Patent number: 8128845
    Abstract: Polyacetal compositions comprising polyacetal, electroconductive carbon black, and substituted urea provide a combination of good static dissipation properties, good thermal stability during processing, and good stability to contact with fuel.
    Type: Grant
    Filed: November 5, 2007
    Date of Patent: March 6, 2012
    Assignee: E.I. du Pont de Nemours and Company
    Inventors: Jerome P. Moraczewski, Joel M. Pollino
  • Toughened polyacetal compositions and blends having low surface gloss
    Patent number: 8092919
    Abstract: Polyacetal compositions and blends toughened with polyvinylbutyral having enhanced adhesive surface properties, including enhanced surface adhesion and low surface gloss, are disclosed. Also disclosed are articles of manufacture comprising the polyacetal compositions described herein.
    Type: Grant
    Filed: May 23, 2008
    Date of Patent: January 10, 2012
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: Win-Chung Lee, Francis J. Eichstadt, Jerome P. Moraczewski
  • STATIC DISSIPATIVE POLYACETAL COMPOSITIONS
    Publication number: 20100084617
    Abstract: Polyacetal compositions comprising polyacetal, electroconductive carbon black, and substituted urea provide a combination of good static dissipation properties, good thermal stability during processing, and good stability to contact with fuel.
    Type: Application
    Filed: November 5, 2007
    Publication date: April 8, 2010
    Applicant: E. I. DU PONT DE NEMOURS AND COMPANY
    Inventors: Jerome P. Moraczewski, Joel M. Pollino
  • Polyoxymethylene Compositions and Articles Made From These
    Publication number: 20100056673
    Abstract: Polyoxymethylene compositions that include 90 to 99.9 weight percent of at least one polyacetal polymer and 0.1 to 10 wt % of at least one polysaccharide substantially free of acidic material selected from the group consisting of amylopectin from maize and soluble starch where the weight percent of the polymer and the polysaccharide are based on their combined weight. Articles made from these compositions.
    Type: Application
    Filed: August 26, 2009
    Publication date: March 4, 2010
    Applicant: E. I. DU PONT DE NEMOURS AND COMPANY
    Inventors: Jerome P. Moraczewski, Joel M. Pollino
  • Toughened polyacetal compositions and blends having low surface gloss
    Publication number: 20080286577
    Abstract: Polyacetal compositions and blends toughened with polyvinylbutyral having enhanced adhesive surface properties, including enhanced surface adhesion and low surface gloss, are disclosed. Also disclosed are articles of manufacture comprising the polyacetal compositions described herein.
    Type: Application
    Filed: May 23, 2008
    Publication date: November 20, 2008
    Inventors: Win-Chung Lee, Francis J. Eichstadt, Jerome P. Moraczewski