Patents Represented by Attorney William F. Mufatti

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  • Flame retardant polyetherimide-polycarbonate blends
    Patent number: 4629759
    Abstract: Flame retardant polyetherimide/polycarbonate blend are prepared by incorporating therein a flame retarding modifier therefor selected from the group consisting of brominated polystyrenes and a mixture thereof with an acrylic rubber composite interpolymer.
    Type: Grant
    Filed: October 28, 1985
    Date of Patent: December 16, 1986
    Assignee: General Electric Company
    Inventor: John A. Rock
  • Low temperature impact modified thermoplastic foam
    Patent number: 4616042
    Abstract: The low temperature impact strength of foam thermoplastic articles is increased with the addition of polysiloxane-polycarbonate block copolymer.
    Type: Grant
    Filed: June 14, 1985
    Date of Patent: October 7, 1986
    Assignee: General Electric Company
    Inventor: Roger W. Avakian
  • Acrylic primer for adhering an organopolysiloxane
    Patent number: 4615947
    Abstract: A primer layer containing a thermoplastic or thermoset acrylic homogeneously admixed with an organopolysiloxane constituent increases the adhesion of abrasion and solvent resistant organopolysiloxane hardcoats to thermoplastic substrates.
    Type: Grant
    Filed: April 29, 1985
    Date of Patent: October 7, 1986
    Assignee: General Electric Company
    Inventor: John C. Goossens
  • Thermoplastic resinous substrates having an external thin glass sheet protective layer
    Patent number: 4600640
    Abstract: An abrasion and chemical solvent resistant thermoplastic article is disclosed which has a protective layer of thin glass from about 0.3 mils to about 20 mils in thickness bonded to a thermoplastic substrate by a UV cured adhesive interlayer.
    Type: Grant
    Filed: August 13, 1984
    Date of Patent: July 15, 1986
    Assignee: General Electric Company
    Inventor: Daniel R. Olson
  • Destruction of DNPI in an all nitric acid nitration process
    Patent number: 4599429
    Abstract: A means for decomposing undesirable by-products formed during the nitration by nitric acid only of N--C.sub.1 to C.sub.8 alkyl phthalimides which comprises elevating the temperature of the reaction mix during or following nitration and an improved nitration process incorporating said means.
    Type: Grant
    Filed: December 8, 1983
    Date of Patent: July 8, 1986
    Assignee: General Electric Company
    Inventor: Roy R. Odle
  • Weatherable abrasion resistant etherified aminoplast derived coating for plastic substrates
    Patent number: 4598021
    Abstract: A protective coating composition containing a polycaprolactone polyol and an aminoplast derivative is applied to a thermoplastic substrate to produce a thermoformable article having abrasion resistance, solvent resistance and weatherability.
    Type: Grant
    Filed: August 12, 1985
    Date of Patent: July 1, 1986
    Assignee: General Electric Company
    Inventor: James E. Moore
  • Elastomeric compositions comprising a combination of (a) an aromatic thermoplastic polyester and (b) clay/syenite
    Patent number: 4598117
    Abstract: Novel thermoplastic molding compositions comprising a thermoplastic elastomer and a modifying combination of an aromatic thermoplastic polyester and clay.
    Type: Grant
    Filed: January 11, 1985
    Date of Patent: July 1, 1986
    Assignee: General Electric Company
    Inventors: Nan-I Liu, Russell J. McCready
  • EMI shielding effectiveness of thermoplastics
    Patent number: 4596670
    Abstract: Improved surface conductivity and EMI shielding effectiveness at high frequencies are obtained in thermoplastic compositions by the incorporation therein of a novel, synergistic combination of conductive fillers.
    Type: Grant
    Filed: October 25, 1983
    Date of Patent: June 24, 1986
    Assignee: General Electric Company
    Inventor: Nan-I Liu
  • Modified thermoplastic copolyetherimide ester elastomers
    Patent number: 4594377
    Abstract: Novel modified polyetherimide esters are prepared from diols, dicarboxylic acids and a combination of polyoxyalkylene diimide diacids and dimer acid. These compositions have many excellent properties which make them particularly useful for extrusion and molding applications.
    Type: Grant
    Filed: June 3, 1985
    Date of Patent: June 10, 1986
    Assignee: General Electric Company
    Inventor: Russell J. McCready
  • Low modulus structural foam
    Patent number: 4588754
    Abstract: Foamable low-modulus thermoplastic compositions are prepared by incorporating suitable chemical blowing agents in low-modulus polymers. Specifically, low-modulus copolyetherester compositions may be foamed by use of citric acid, sodium bicarbonate or mixtures thereof as blowing agents.
    Type: Grant
    Filed: October 3, 1985
    Date of Patent: May 13, 1986
    Assignee: General Electric Company
    Inventor: Nan-I Liu
  • Copolyetherester-hexahydrophthalate ester-block copolymers
    Patent number: 4581420
    Abstract: Improved copolyether ester elastomers having excellent melt and crystallization temperatures as well as improved compression set as compared to prior art copolyetheresters are prepared by incorporating therein hexahydrophthalic ester polymer blocks.
    Type: Grant
    Filed: December 24, 1984
    Date of Patent: April 8, 1986
    Assignee: General Electric Company
    Inventor: Gary F. Smith
  • Copolyetherester molding compositions
    Patent number: 4579884
    Abstract: Copolyetherester molding compositions comprising a copolyetherester and modifying combination of (i) an aromatic thermoplastic polyester and (ii) clay.
    Type: Grant
    Filed: January 11, 1985
    Date of Patent: April 1, 1986
    Assignee: General Electric Company
    Inventor: Nan-I Liu
  • Method for increasing the adhesion of polydiorganosiloxane-polycarbonate block copolymer interlayers to adjoining laminae and primer composition to accomplish same
    Patent number: 4571280
    Abstract: The present invention provides a method and primer composition to increase the adherence of a polydiorganosiloxane-polycarbonate block copolymer lamina or layer to adjoining thermoplastic laminae or layers in a consolidated laminate or composite.
    Type: Grant
    Filed: August 13, 1984
    Date of Patent: February 18, 1986
    Assignee: General Electric Company
    Inventors: Donald G. LeGrand, William V. Olszewski
  • Copolyetheresters from caprolactone
    Patent number: 4569973
    Abstract: Novel copolyetherester elastomer molding compositions are prepared from diols, diacids, poly(alkylene ether) glycol and caprolactone or polycaprolactone.
    Type: Grant
    Filed: August 24, 1984
    Date of Patent: February 11, 1986
    Assignee: General Electric Company
    Inventors: John A. Tyrell, Victor Mark
  • Melt preparation of polyamide by amide ester interchange
    Patent number: 4567249
    Abstract: Melt-processable polyamides are prepared smoothly and rapidly by interchange of diesters of dicarboxylic acids with diamines in a solventless melt phase process.
    Type: Grant
    Filed: November 18, 1983
    Date of Patent: January 28, 1986
    Assignee: General Electric Company
    Inventors: Daniel W. Fox, Sheldon J. Shafer
  • Synergistic effect of metal flake and metal or metal coated fiber on EMI shielding effectiveness of thermoplastics
    Patent number: 4566990
    Abstract: Conductive thermoplastic having high EMI shielding effectiveness comprise a thermoplastic condensation polymer and incorporated therein a synergistic combination of metal flake and conductive metal or metal coated fiber.
    Type: Grant
    Filed: October 25, 1983
    Date of Patent: January 28, 1986
    Assignee: General Electric Company
    Inventors: Nan-I Liu, Roelof van der Meer
  • Thermoplastic polyester-linear low density polyethylene molding compositions
    Patent number: 4564658
    Abstract: A modified thermoplastic molding composition having improved compatibility and mold releasability the composition comprising a thermoplastic polyester resin selected from the group consisting of polyethylene terephthalate, poly(1,4-butylene terephthalate), a co-polyester or any combination thereof and from about 0.1 to about 20% by weight based on the total composition of linear low density polyethylene. Optionally, the composition may have added thereto an effective amount of an aromatic polycarbonate for impact strength. The compositions may also contain an effective amount of at least one additive selected from the group consisting of fillers, reinforcing agents, nucleating agents, flow promoters, coloring agents, flame retardants, coupling agents and stabilizers.
    Type: Grant
    Filed: November 24, 1982
    Date of Patent: January 14, 1986
    Assignee: General Electric Company
    Inventor: Ping Y. Liu
  • Copolyetherester-dimer ester-block copolymers
    Patent number: 4562232
    Abstract: Improved copolyether ester elastomers having excellent melt and crystallization temperatures as well as improved compression set as compared to prior art copolyetheresters are prepared by incorporating therein dimer ester polymer blocks.
    Type: Grant
    Filed: December 24, 1984
    Date of Patent: December 31, 1985
    Assignee: General Electric Company
    Inventor: Gary F. Smith
  • Electrically conductive poly(butylene terephthalate) moldings and compositions therefor
    Patent number: 4559164
    Abstract: Poly(butylene terephthalate) injected molded articles which contain small uniformly distributed amounts of amorphous carbon or graphite powder, or graphitic carbon in the form of fibers, or any combination thereof, are electroconductive and possess decreased tendency to accumulate charges of static electricity. Minor amounts of glass fibers, polycarbonate resins and rubbery impact modifiers improve the electroconductivity imparted by the carbon.
    Type: Grant
    Filed: March 9, 1982
    Date of Patent: December 17, 1985
    Assignee: General Electric Company
    Inventors: Robert J. Kostelnik, Allen D. Wambach
  • Photocurable acrylate-acrylonitrile coated plastic articles
    Patent number: 4557975
    Abstract: Polymeric substrates, especially the polycarbonates, are coated with a photocurable coating mixture containing polyfunctional acrylates, acrylonitriles, and a photoiniator to produce scratch- and mar-resistant polymeric articles.
    Type: Grant
    Filed: December 30, 1983
    Date of Patent: December 10, 1985
    Assignee: General Electric Company
    Inventor: James E. Moore