Patents Represented by Attorney Martin B. Barancik

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  • Polycarbonate from carbonyl halide, bischloroformate and dihydric phenol
    Patent number: 4501875
    Abstract: Novel carbonate polymers exhibiting improved processability comprised of the polymerized reaction products of (i) at least one dihydric phenol, (ii) a carbonyl halide carbonate precursor, and (iii) at least one specific bishaloformate. The bishaloformate is selected from bishaloformates represented by the general formulae ##STR1## wherein: X is independently selected from chlorine and bromine radicals;R is selected from alkylene radicals, cycloalkylene radicals, and divalent hydrocarbon radicals;R.sup.3 and R.sup.4 are independently selected from alkylene radicals; andZ is selected from the following divalent radicals ##STR2## the --(R.sup.6).sub.d --Ar--(R.sup.7).sub.e --radical wherein Ar represents a divalent mono-, di- or polynuclear aromatic residue, R.sup.6 and R.sup.
    Type: Grant
    Filed: August 23, 1982
    Date of Patent: February 26, 1985
    Assignee: General Electric Company
    Inventor: Victor Mark
  • Compatibilization of polycarbonate blends
    Patent number: 4496693
    Abstract: A composition comprising an admixture ofa. an aromatic carbonate polymer,b. a polyolefin or modified polyolefin in sufficient quantity to impact modify the aromatic carbonate polymer, andc. an amount of catalyst sufficient to compatibilize a and b selected from the group consisting of basic compounds of alkali or alkaline earth metals.
    Type: Grant
    Filed: December 1, 1983
    Date of Patent: January 29, 1985
    Assignee: General Electric Company
    Inventors: Niles R. Rosenquist, John A. Tyrell
  • Flame retardant non-dripping polycarbonate compositions
    Patent number: 4490504
    Abstract: Flame retardant and drip-retardant polycarbonate compositions exhibiting good thick section impact comprised of, in physical admixture:(i) at least one halogen-free and sulfur-containing polycarbonate resin derived from (a) at least one halogen-free, sulfur-free and non-polycyclic dihydric phenol, (b) at least one halogen-free thiodiphenol, and (c) a carbonate precursor; and(ii) fibrous glass.These compositions contain an amount of said fibrous glass and an amount of said thiodiphenol effective to render said compositions flame retardant and drip retardant.
    Type: Grant
    Filed: August 15, 1983
    Date of Patent: December 25, 1984
    Assignee: General Electric Company
    Inventor: Victor Mark
  • Copolyester-carbonate resins exhibiting improved processability
    Patent number: 4487917
    Abstract: Thermoplastic aromatic copolyester-carbonate resin exhibiting improved processability derived from:(i) at least one monoester-diol which is the coreaction product of (a) at least one aromatic hydroxy carboxylic acid or an ester forming reactive derivative thereof, and (b) at least one diol selected from aliphatic diols, aliphatic ether diols, and aromatic diols;(ii) at least one dihydric phenol; and(iii) a carbonyl halide carbonate precursor.
    Type: Grant
    Filed: December 21, 1983
    Date of Patent: December 11, 1984
    Assignee: General Electric Company
    Inventor: Victor Mark
  • Copolyester-carbonate compositions exhibiting improved processability
    Patent number: 4487896
    Abstract: Copolyester-carbonate resin compositions exhibiting improved processability comprised of (i) at least one copolyester-carbonate resin derived from (a) a carbonate precursor; (b) at least one difunctional carboxylic acid or a reactive derivative thereof; and (c) at least one dihydric phenol wherein the bridging divalent hydrocarbon group connecting the two aromatic residues is represented by the general formula ##STR1## wherein R represents a straight chain alkyl radical containing from 1 to 5 carbon atoms.
    Type: Grant
    Filed: September 2, 1983
    Date of Patent: December 11, 1984
    Assignee: General Electric Company
    Inventors: Victor Mark, Charles V. Hedges
  • Process for preparing phenol and acetone from cumene
    Patent number: 4480134
    Abstract: Benzene is removed from the heavy residues of a phenol distillation in a phenol and acetone from cumene process.
    Type: Grant
    Filed: April 5, 1983
    Date of Patent: October 30, 1984
    Assignee: General Electric Company
    Inventor: John W. Fulmer
  • Polyarylate resin of thiodiphenols and isophthalic acid or derivatives thereof
    Patent number: 4477647
    Abstract: Polyarylate resin compositions exhibiting flame retardancy comprised of at least one polyarylate resin derived from:(i) at least one aromatic dicarboxylic acid or a reactive derivative thereof; and(ii) from about 1 to 100 weight percent of at least one thiodiphenol and from 0 to about 99 weight percent of at least one dihydric phenol, based on the total amount of thiodiphenol and dihydric phenol.
    Type: Grant
    Filed: August 30, 1983
    Date of Patent: October 16, 1984
    Assignee: General Electric Company
    Inventors: Victor Mark, Charles V. Hedges
  • Gel impact modified polycarbonate resin compositions
    Patent number: 4477627
    Abstract: The impact strength of unsubstituted aromatic polycarbonate resins is improved by inclusion of certain gel materials with the resin before molding. The gel additive can be derived from a rubber modified alkenyl aromatic resin, is in the form of rubbery particles comprised of rubber, rubber grafted alkenyl aromatic resin and occluded alkenyl aromatic resin, and is substantially free of all but trace amounts of soluble alkenyl aromatic homopolymer.
    Type: Grant
    Filed: October 27, 1983
    Date of Patent: October 16, 1984
    Assignee: General Electric Company
    Inventors: William R. Haaf, Gim F. Lee, Jr., Glenn D. Cooper, deceased
  • Flame retardant copolyester-carbonate compositions
    Patent number: 4477632
    Abstract: Flame retardant and non dripping copolyester-carbonate compositions comprised of, in admixture:(i) a fluorinated polyolefin; and(ii) at least one halogen-free sulfur-containing copolyester-carbonate resin derived from (a) a carbonate precursor, (b) at least one halogen-free, sulfur-free and non-polycyclic dihydric phenol, (c) at least one halogen-free thiodiphenol, and (d) at least one difunctional carboxylic acid or a reactive derivative thereof.
    Type: Grant
    Filed: August 1, 1983
    Date of Patent: October 16, 1984
    Assignee: General Electric Company
    Inventor: Victor Mark
  • Copolyester-carbonate resins
    Patent number: 4476294
    Abstract: Thermoplastic aromatic copolyester-carbonate resins exhibiting improved processability derived from:(i) at least one diester-diol which is the coreaction product of (a) at least one aromatic hydroxy carboxylic acid or an ester forming reactive derivative thereof, and (b) at least one diol selected from aliphatic diols, aliphatic ether diols, and aromatic diols;(ii) at least one dihydric phenol; and(iii) a carbonyl halide carbonate precursor.
    Type: Grant
    Filed: December 16, 1983
    Date of Patent: October 9, 1984
    Assignee: General Electric Company
    Inventor: Victor Mark
  • Phenol compounds, process and polymers
    Patent number: 4474999
    Abstract: This invention relates to phenolic compounds that have utility as branching agents for the manufacture of randomly branched polycarbonates.
    Type: Grant
    Filed: October 17, 1983
    Date of Patent: October 2, 1984
    Assignee: General Electric Company
    Inventors: Victor Mark, Charles V. Hedges
  • Flame retardant non-dripping polycarbonate compositions exhibiting improved thick section impact
    Patent number: 4473685
    Abstract: Flame retardant, non-dripping polycarbonate compositions exhibiting good thick section impact comprised of, in admixture:(i) a minor amount of a fluorinated polyolefin; and(ii) a carbonate copolymer based on the reaction products of(a) a carbonate precursor,(b) at least one halogen-free and sulfur free dihydric phenol, and(c) at least one halogen-free thiodiphenol.
    Type: Grant
    Filed: July 28, 1983
    Date of Patent: September 25, 1984
    Assignee: General Electric Company
    Inventor: Victor Mark
  • Compositions
    Patent number: 4469850
    Abstract: Good impact resistance is obtained with blends of polycarbonate and aromatic copolyester carbonate with preferred composition exhibiting a substantial ductile failure mode at break.
    Type: Grant
    Filed: November 5, 1982
    Date of Patent: September 4, 1984
    Assignee: General Electric Company
    Inventors: Edward L. Belfoure, Kenneth F. Miller
  • Aromatic polycarbonate resin end capped with hydroxy arylene sulfonate
    Patent number: 4469860
    Abstract: Non-Newtonian flow characteristics are achieved by partially end-capping a polycarbonate with a sulfonated compound. The novel polymers are used in blow molding applications.
    Type: Grant
    Filed: September 28, 1981
    Date of Patent: September 4, 1984
    Assignee: General Electric Company
    Inventor: Niles R. Rosenquist
  • Flame retardant polycarbonate compositions
    Patent number: 4469833
    Abstract: Improved non-opque flame retardant compositions comprised of, in admixture:(i) at least one aromatic polycarbonate resin derived from (a) at least one halogen-free and sulfur-free dihydric phenol, (b) a minor amount of at least one halogen-free thiodiphenol, and (c) a carbonate precursor; and(ii) a minor amount of at least one organic alkali or alkaline earth metal salt of sulfonic acid.
    Type: Grant
    Filed: May 27, 1983
    Date of Patent: September 4, 1984
    Assignee: General Electric Company
    Inventor: Victor Mark
  • Polycarbonate composition from branched chain dihydric phenol
    Patent number: 4469861
    Abstract: Aromatic polycarbonates derived from (i) a carbonate precursor, and (ii) at least one dihydric phenol represented by the general formula ##STR1## wherein: R and R' are independently selected from halogen radicals and monovalent hydrocarbon radicals;R.sup.1 is selected from hydrogen and alkyl radicals;R.sup.3 is selected from hydrogen and alkyl radicals;R.sup.2 is selected from alkyl radicals, with the proviso that when both R.sup.1 and R.sup.3 are hydrogen then R.sup.2 is selected from branched alkyl radicals containing at least three carbon atoms; andn and n' are independently selected from whole numbers having a value of from 0 to 4 inclusive.These polycarbonates are useful in the production of molded articles, films, and sheets.
    Type: Grant
    Filed: December 27, 1982
    Date of Patent: September 4, 1984
    Assignee: General Electric Company
    Inventors: Victor Mark, Charles V. Hedges
  • Composition comprising graft polycarbonates
    Patent number: 4469852
    Abstract: This invention relates to novel thermoplastic compositions that are based on an aromatic polycarbonate in admixture with impact modifying quantities of a modified aromatic polycarbonate to which are grafted polymers of a long chain alkenyl compound.
    Type: Grant
    Filed: June 15, 1983
    Date of Patent: September 4, 1984
    Assignee: General Electric Company
    Inventors: John A. Tyrell, Omar M. Boutni, Gary L. Freimiller
  • Fluorinated diphenols and method for their preparation
    Patent number: 4467121
    Abstract: Fluorinated bisphenols having a fluorinated alkyl group and a hydrogen atom upon the methylene carbon atom are prepared at atmospheric pressure or at low pressures from a phenol reactant and a fluorinated aldehyde compound in the presence of gaseous hydrogen chloride or gaseous hydrogen bromide catalyst. The fluorinated bisphenols having the fluorinated alkyl group and a hydrogen atom upon the methylene carbon atom are produced in excellent yields and are used for making flame-retardant polycarbonates and polyester-carbonate copolymers.
    Type: Grant
    Filed: July 26, 1982
    Date of Patent: August 21, 1984
    Assignee: General Electric Company
    Inventors: Victor Mark, Charles V. Hedges
  • Copolyestercarbonates
    Patent number: 4465820
    Abstract: A new aromatic copolyestercarbonate is achieved with 70 to 95 weight percent ester content and having consistently high 3.2 mm impact strength while maintaining a high level of stress cracking resistance.
    Type: Grant
    Filed: June 3, 1983
    Date of Patent: August 14, 1984
    Assignee: General Electric Company
    Inventors: Kenneth F. Miller, William Hilakos
  • Composition comprising an aromatic polyester-carbonate resin and a linear low density polyolefin polymer
    Patent number: 4464512
    Abstract: Novel thermoplastic molding compositions that are stabilized against hydrolytic degradation comprising an aromatic polyester-carbonate resin and a linear low density polyolefin resin having a density of about 0.89 to 0.96 gm/cc.
    Type: Grant
    Filed: July 5, 1983
    Date of Patent: August 7, 1984
    Assignee: General Electric Company
    Inventors: Ping Y. Liu, Kenneth F. Miller