Patents by Inventor Kenneth Gerard Gruszynski

Kenneth Gerard Gruszynski 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).

  • THERMOPLASTIC SILICONE ELASTOMERS FORMED FROM POLYESTER RESINS
    Publication number: 20020103308
    Abstract: The present invention, therefore, relates to a method for preparing a thermoplastic elastomer, said method comprising:
    Type: Application
    Filed: December 4, 2000
    Publication date: August 1, 2002
    Inventors: Igor Chorvath, Craig Steven Gross, Kenneth Gerard Gruszynski, Michael Kang-Jen Lee, Jun Liao, Koji Nakanishi, Richard Leroy Rabe, David Joseph Romenesko
  • Thermoplastic silicone elastomers formed from polyester resins
    Patent number: 6417293
    Abstract: The present invention, therefore, relates to a method for preparing a thermoplastic elastomer, said method comprising: (I) mixing (A) a thermoplastic resin comprising more than 50 percent by volume of a polyester resin other than poly(butylene terephthalate), said thermoplastic resin having a softening point of 23° C. to 300° C., (B) a silicone elastomer comprising (B′) 100 parts by weight of a diorganopolysiloxane gum having a plasticity of at least 30 and having an average of at least 2 alkenyl groups in its molecule and, optionally, (B″) up to 200 parts by weight of a reinforcing filler, the weight ratio of said silicone elastomer (B) to said thermoplastic resin (A) being greater than 35:65 to 85:15, (C) 0.
    Type: Grant
    Filed: December 4, 2000
    Date of Patent: July 9, 2002
    Assignee: Dow Corning Corporation
    Inventors: Igor Chorvath, Craig Steven Gross, Kenneth Gerard Gruszynski, Michael Kang-Jen Lee, Jun Liao, Koji Nakanishi, Richard Leroy Rabe, David Joseph Romenesko