Patents by Inventor Glenn D. Cooper

Glenn D. Cooper 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).

  • Polyphenylene ether molding compositions that include an alkenyl aromatic resin and EPDM rubber
    Patent number: 4315084
    Abstract: Novel molding compositions are disclosed which comprise a polyphenylene ether resin, an alkenyl aromatic resin and EPDM rubber.
    Type: Grant
    Filed: January 14, 1980
    Date of Patent: February 9, 1982
    Assignee: General Electric Company
    Inventors: Glenn D. Cooper, Gim F. Lee, Jr., Rainey A. Shufelt
  • Compositions of a polyphenylene ether resin and an aromatic alkenyl resin that is modified by rubber particles in the form of bundles of rubber fibers of rubber sheets
    Patent number: 4301059
    Abstract: Novel thermoplastic molding compositions are described which are based on the combination of a polyphenylene ether resin and an alkenyl aromatic resin that is modified by rubber particles in the form of bundles of rubber fibers or rubber sheets.
    Type: Grant
    Filed: December 31, 1979
    Date of Patent: November 17, 1981
    Assignee: General Electric Company
    Inventors: Glenn D. Cooper, Arthur Katchman
  • Process for isolation of polyphenylene ether resin by crumbing in hot water
    Patent number: 4263426
    Abstract: An improved method is provided for the recovery of a friable crumb-form of resinous compositions comprising polyphenylene ethers. The method comprises polymerization of a monohydric phenol, removal of the catalyst employed, heating, I.V. stabilization, optionally, capping, and product recovery.
    Type: Grant
    Filed: November 6, 1978
    Date of Patent: April 21, 1981
    Assignee: General Electric Company
    Inventors: Glenn D. Cooper, Daniel E. Floryan
  • Polyphenylene ether resin compositions containing polysiloxane-modified alkenyl aromatic resins
    Patent number: 4226761
    Abstract: Novel compositions are disclosed which include a polyphenylene ether resin and an alkenyl aromatic resin modified with a polysiloxane in the form of small rubber-like particles. Also included within the scope of this invention are reinforced and flame-retardant compositions of the polyphenylene ether resin and the alkenyl aromatic resin modified with a polysiloxane.
    Type: Grant
    Filed: November 27, 1978
    Date of Patent: October 7, 1980
    Assignee: General Electric Company
    Inventors: Glenn D. Cooper, William R. Haaf, Howard A. Vaughn, Jr.
  • Polyphenylene ether resin compositions containing poly(alkylene oxides) and phosphate plasticizer
    Patent number: 4224209
    Abstract: Novel compositions are disclosed which comprise a polyphenylene ether resin, a plasticizer, and a poly(alkylene oxide). Also disclosed are compositions comprised of a polyphenylene ether resin, a rubber-modified alkenyl aromatic resin, and a poly(alkylene oxide) as well as compositions comprised of a polyphenylene ether resin and an alkenyl aromatic resin modified with a poly(alkylene oxide). Included within the scope of this invention are corresponding reinforced and flame-retardant compositions.
    Type: Grant
    Filed: September 5, 1978
    Date of Patent: September 23, 1980
    Assignee: General Electric Company
    Inventors: Glenn D. Cooper, Arthur Katchman
  • Light stabilized polyphenylene ether resin composition
    Patent number: 4218364
    Abstract: Ultraviolet light stable polyphenylene ether compositions are provided by this invention. These compositions include as the stabilizer system, a minor amount of a combination of an ultraviolet light absorber selected from the group consisting of hydroxybenzotriazoles, hydroxybenzophenones and substituted derivatives thereof with an organic nickel compound.
    Type: Grant
    Filed: September 9, 1975
    Date of Patent: August 19, 1980
    Assignee: General Electric Company
    Inventors: Glenn D. Cooper, Visvaldis Abolins
  • Method for the controlled polymerization of polyphenylene oxide polymers
    Patent number: 4196278
    Abstract: A novel process is described for the control of molecular weight in the preparation of polyphenylene oxide polymers. The process is based on the slow addition of additional amounts of a monomeric phenol to a polyphenylene oxide polymerization reaction mixture which comprises a main charge of a monomeric phenol, a polyphenylene oxide polymerization catalyst and a solvent, while continuing polymerization.
    Type: Grant
    Filed: December 29, 1977
    Date of Patent: April 1, 1980
    Assignee: General Electric Company
    Inventors: James G. Bennett, Jr., Glenn D. Cooper
  • Impact resistant polyphenylene ether compositions containing EPDM rubber-modified alkenyl aromatic resins and hydrogenated diblock copolymers
    Patent number: 4196116
    Abstract: Novel compositions are disclosed which include a polyphenylene ether resin, an alkenyl aromatic resin modified with an EPDM rubber, and a hydrogenated diblock copolymer. Also included within the scope of this invention are reinforced and flame-retardant compositions of the polyphenylene ether resin, the alkenyl aromatic resin modified with an EPDM rubber, and the hydrogenated diblock copolymer.
    Type: Grant
    Filed: November 28, 1977
    Date of Patent: April 1, 1980
    Assignee: General Electric Company
    Inventors: William R. Haaf, Glenn D. Cooper
  • Polyphenylene ether resin compositions containing EPDM rubber-modified alkenyl aromatic resins and hydrogenated elastomeric block copolymers
    Patent number: 4172826
    Abstract: Novel compositions are disclosed which include a polyphenylene ether resin, a small-particle EPDM rubber-modified alkenyl aromatic resin, and a hydrogenated A-B-A block copolymer. Also included within the scope of this invention are reinforced and flame-retardant compositions of said polyphenylene ether resin, said alkenyl aromatic resin modified with an EPDM rubber, and said hydrogenated elastomeric block copolymer.
    Type: Grant
    Filed: November 28, 1977
    Date of Patent: October 30, 1979
    Assignee: General Electric Company
    Inventors: William R. Haaf, Glenn D. Cooper
  • Plated polyphenylene ether resin compositions containing EPDM rubber-modified alkenyl aromatic resins and hydrogenated elastomeric block copolymers
    Patent number: 4172929
    Abstract: Novel plated compositions are disclosed which include a polyphenylene ether resin, a small-particle EPDM rubber-modified alkenyl aromatic resin, and a hydrogenated A-B-A block polymer. Also included within the scope of this invention are reinforced and flame-retardant compositions of said polyphenylene ether resin, said alkenyl aromatic resin modified with an EPDM rubber, and said hydrogenated elastomeric block copolymer.
    Type: Grant
    Filed: November 28, 1977
    Date of Patent: October 30, 1979
    Assignee: General Electric Company
    Inventors: Glenn D. Cooper, William R. Haaf, Arthur Katchman
  • Process for improving the color of resinous compositions
    Patent number: 4169114
    Abstract: There is provided a process for improving the color of resinous compositions consisting of, or including, polyphenylene ether resins by contacting such resins with an amine. The process is carried out generally at elevated temperatures and pressures with either a primary, secondary or tertiary amine.
    Type: Grant
    Filed: March 7, 1978
    Date of Patent: September 25, 1979
    Assignee: General Electric Company
    Inventors: Glenn D. Cooper, Daniel E. Floryan, Irwin Schraga
  • Polyphenylene ether resin compositions containing polypentenamer
    Patent number: 4164493
    Abstract: Novel compositions are disclosed which comprise a polyphenylene ether resin and polypentenamer. Also disclosed are compositions comprised of a polyphenylene ether resin, a rubber-modified alkenyl aromatic resin, and polypentenamer as well as compositions comprised of a polyphenylene ether resin and an alkenyl aromatic resin modified with polypentenamer. Included within the scope of this invention are corresponding reinforced and flame-retardant compositions.
    Type: Grant
    Filed: September 5, 1978
    Date of Patent: August 14, 1979
    Assignee: General Electric Company
    Inventors: Glenn D. Cooper, Arthur Katchman, Charles P. Shank
  • Stabilized polyphenylene ether resin compositions containing hindered tris-phenols
    Patent number: 4154719
    Abstract: Novel compositions are disclosed which include a plyphenylene ether resin, an alkenyl aromatic resin modified with a rubber, and a hindered tris-phenol as a stabilizer. Also included within the scope of this invention are reinforced and flame-retardant compositions of the polyphenylene ether resin, the alkenyl aromatic resin modified with a rubber, and the hindered tris-phenol.
    Type: Grant
    Filed: December 21, 1977
    Date of Patent: May 15, 1979
    Assignee: General Electric Company
    Inventors: Visvaldis Abolins, Glenn D. Cooper
  • Rotor member for superconducting generator
    Patent number: 4152609
    Abstract: A rotor is provided for an alternating current generator carrying a superconducting field winding and having a combined damper and shield member on the rotor. The damper-shield member is a composite cylindrical member extending over the field winding and consisting of concentric inner and outer cylinders of a high-strength, non-magnetic alloy and an intermediate cylinder of aluminum or other material of high electrical conductivity.
    Type: Grant
    Filed: October 22, 1976
    Date of Patent: May 1, 1979
    Assignee: Westinghouse Electric Corp.
    Inventors: Glenn D. Cooper, Donald C. Litz
  • Compositions of a polyphenylene ether resin and alkenyl aromatic resins modified with EPDM rubber
    Patent number: 4152316
    Abstract: Novel compositions are disclosed which include a polyphenylene ether resin and an alkenyl aromatic resin modified with an EPDM rubber comprised of particles having a median diameter less than about two microns. Also included within the scope of this invention are reinforced and flame-retardant compositions of said polyphenylene ether resin and said alkenyl aromatic resin modified with an EPDM rubber.
    Type: Grant
    Filed: April 13, 1977
    Date of Patent: May 1, 1979
    Assignee: General Electric Company
    Inventors: Glenn D. Cooper, Arthur Katchman
  • Method for preparing compositions of a polyphenylene ether resin and an alkenyl aromatic addition polymer using an alkenyl aromatic monomer as the solvent
    Patent number: 4152369
    Abstract: A novel process is provided for preparing a blend of a polyphenylene ether resin and an alkenyl aromatic addition polymer which comprises using an alkenyl aromatic monomer as a solvent for the oxidative coupling of a phenol to form a polyphenylene ether resin and thereafter polymerizing the alkenyl aromatic monomer to form said blend of alkenyl aromatic addition polymer and a polyphenylene ether resin.
    Type: Grant
    Filed: October 1, 1973
    Date of Patent: May 1, 1979
    Assignee: General Electric Company
    Inventors: James G. Bennett, Glenn D. Cooper, Arthur Katchman
  • Impact resistant polyphenylene ether resin compositions containing EPDM rubber-modified alkenyl aromatic resins and hydrogenated radial teleblock copolymers
    Patent number: 4139574
    Abstract: Novel compositions are disclosed which include a polyphenylene ether resin, an alkenyl aromatic resin modified with an EPDM rubber, and a hydrogenated radial teleblock copolymer. Also included within the scope of this invention are reinforced and flame-retardant compositions of said polyphenylene ether resin, said alkenyl aromatic resin modified with an EPDM rubber, and said hydrogenated radial teleblock copolymer.
    Type: Grant
    Filed: November 28, 1977
    Date of Patent: February 13, 1979
    Assignee: General Electric Company
    Inventors: Glenn D. Cooper, Arthur Katchman
  • Compositions of a polyphenylene ether resin and alkenyl aromatic resins modified with EPDM rubber containing propylene
    Patent number: 4127558
    Abstract: Novel compositions are disclosed which include a polyphenylene ether resin and an alkenyl aromatic resin modified with an EPDM rubber comprised of particles having a median diameter less than about two microns and having a propylene content not greater than about 45% by weight. Also included within the scope of this invention are reinforced and flame-retardant compositions of said polyphenylene ether resin and said alkenyl aromatic resin modified with an EPDM rubber.
    Type: Grant
    Filed: April 13, 1977
    Date of Patent: November 28, 1978
    Assignee: General Electric Company
    Inventors: Glenn D. Cooper, Arthur Katchman
  • Rotor member for superconducting generator
    Patent number: 4123676
    Abstract: A rotor is provided for an alternating current generator carrying a superconducting field winding and having a combined damper and shield member comprising a cylindrical member of high electrical conductivity. The shield member is attached to the rotor only at the end opposite the drive shaft and is supported on the rotor at the drive end in a manner to permit relative movement between the shield and the support.
    Type: Grant
    Filed: October 22, 1976
    Date of Patent: October 31, 1978
    Assignee: Westinghouse Electric Corp.
    Inventors: Glenn D. Cooper, Donald C. Litz
  • Method for preparing blends of rubber, a polyphenylene ether resin and an alkenyl aromatic addition polymer
    Patent number: 4118348
    Abstract: A novel process is provided for preparing a blend of rubber, a polyphenylene ether resin and an alkenyl aromatic addition polymer which comprises using an alkenyl aromatic monomer as a solvent for the oxidative coupling of a phenol to a polyphenylene ether resin and thereafter adding a rubber and polymerizing the mixture to form said blend of rubber, an alkenyl aromatic addition polymer and a polyphenylene ether resin.
    Type: Grant
    Filed: October 1, 1973
    Date of Patent: October 3, 1978
    Assignee: General Electric Company
    Inventors: James G. Bennett, Glenn D. Cooper, Arthur Katchman