Patents by Inventor Alyce Halchak

Alyce Halchak 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).

  • Low scorching flame retardants for polyurethane foams
    Publication number: 20090192237
    Abstract: A flame retardant composition for use in flame retarding a polyurethane foam composition so that the foam has reduced scorch as a result of its manufacture, said flame retardant composition comprising a mixture of (a) a flame retardant of the type that normally causes scorch when used in such foam and (b) a benzofuranone derivative, as a anti-scorch stabilizer. Flame retarded polyurethane foams having reduced discoloration are also provided.
    Type: Application
    Filed: April 26, 2005
    Publication date: July 30, 2009
    Applicant: SUPRESTA LLC
    Inventors: Barbara A. Williams, Edward D. Weil, Gerald Fesman, Theodore Halchak, Danielle A. Bright, Alyce Halchak, Leslie Bright