Patents by Inventor Jeffrey R. Kamla

Jeffrey R. Kamla 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).

  • Polyimide resin laminates
    Patent number: 5334696
    Abstract: A thermosetting resin is comprised of (a) a bisimide, particularly a bismaleimide, (b) a reactive brominated aromatic compound, particularly a member of the group consisting of group consisting of tribromophenyl maleimide, tribromostyrene, and pentabromobenzyl acrylate; and(c) a multifunctional nitrogen compound, particularly dicyandiamide, and optionally(d) ethylene bistetrabromophthalimide.
    Type: Grant
    Filed: December 18, 1992
    Date of Patent: August 2, 1994
    Assignee: Allied Signal Inc.
    Inventors: Larry D. Olson, Jeffrey R. Kamla, Henry R. Johnson
  • Polyimide resin laminates
    Patent number: 5004775
    Abstract: A thermosetting resin is comprised of (a) a bisimide, particularly a bismaleimide, (b) a polyphenol, particularly a bisphenol, and (c) dicyandiamide. The polyphenol may be styrene-terminated (i.e. a vinyl benzyl ether of a bisphenol). Flame retardance is improved by the addition of octabromodiphenyl oxide.
    Type: Grant
    Filed: September 28, 1989
    Date of Patent: April 2, 1991
    Assignee: Allied-Signal Inc.
    Inventors: Larry D. Olson, Jeffrey R. Kamla