Heavy Metal Patents (Class 524/382)
  • Patent number: 4897312
    Abstract: Insulated electrical conductor and electrical insulation which includes a polyolefin as polymeric base material and a voltage stabilizer included in the polyolefin and comprised of at least one hydrolyzable alkoxy compound, which at least one hydrolyzable alkoxy compound is a liquid at a temperature ranging from about -25.degree. C. to about 140.degree. C. and has a formula:(R.sup.a O).sub.y R.sub.3--y.sup.b X-[R-X'(OR.sup.c).sub.z R.sub.2-z.sup.d ].sub.n -OR.sup.e,where R.sup.a, R.sup.c and R.sup.e are hydrocarbon groups having 1 to 18 carbon atoms; R.sup.b and R.sup.d are saturated or unsaturated, substituted or unsubstituted aliphatic hydrocarbon groups or aromatic hydrocarbon groups having from 1 to 30 carbon atoms; R is a group having a carbon skeleton including at least one heteroatom Y; O is oxygen; X and X' are elements having a valence of four; n varies from 1 to 10, y varies form 0 to 3, z varies from 0 to 2, and where R, R.sup.a, R.sup.b, R.sup.c and R.sub.
    Type: Grant
    Filed: January 26, 1988
    Date of Patent: January 30, 1990
    Assignee: Licentia Patent-Verwaltungs-GmbH
    Inventors: Johann Wartusch, Werner Golz, Holger Andress
  • Patent number: 4837264
    Abstract: High-impact polyamide molding compositions contain as essential components(X) from 40 to 98% by weight, based on (X)+(Y), of a thermoplastic polyamide,(Y) from 2 to 60% by weight, based on (X)+(Y), of a rubberlike polymer which contains, as copolymerized units, an acrylic or methacrylic ester or an unsaturated carboxylic acid,(Z) from 0.001 to 2% by weight, based on (X)+(Y), of a metal compound selected from the group consisting of(Z.sub.1) salts of divalent, trivalent or tetravalent metals with C.sub.2 -C.sub.4 -carboxylic acids,(Z.sub.2) oxides of germanium or antimony and(Z.sub.3) alkyl orthotitanates and dialkyltin dilaurates.
    Type: Grant
    Filed: January 5, 1988
    Date of Patent: June 6, 1989
    Assignee: BASF Aktiengesellschaft
    Inventors: Franz Zahradnik, Karlheinz Ulmerich, Graham E. McKee, Horst Reimann, Richard Pflueger, Rainer Theysohn
  • Patent number: 4816593
    Abstract: A new class of heterocyclic, mono-organotin compounds is described. The structure has a five membered ring containing tin, sulfur, and oxygen.The compounds exhibit excellent characteristics for stabilizing polyvinyl chloride.
    Type: Grant
    Filed: December 21, 1987
    Date of Patent: March 28, 1989
    Assignee: Cardinal Reserach & Development Co., Inc.
    Inventors: Pravin G. Modi, Timothy C. Ross, Paul R. Story
  • Patent number: 4806582
    Abstract: This invention is directed to an adhesive composition comprising:(a) a copolymer of ethylene or a mixture of ethylene and another ethylenically unsaturated polymerizable monomer with a hydroxyalkyl ester or an epoxyalkyl ester, and(b) an organometallic compound of lead, tin, or titanium.
    Type: Grant
    Filed: February 4, 1987
    Date of Patent: February 21, 1989
    Assignee: Atochem
    Inventors: Jacques Boutillier, Serge Nawrot
  • Patent number: 4789701
    Abstract: The method of modifying an organic material including rubber and plastics which consists in the steps of embodying in the organic material during manufacture of the glycerato-zinc complex (C.sub.3 H.sub.6 O.sub.3 Zn) which is manufactured by heating a zinc compound and glycerol to a temperature below the boiling point of the glycerol to form crystals having substantial two-dimensional extension but low thickness and orientating the crystals selectively to improve tensile strength and reduce ultraviolet light degradation of the organic material.
    Type: Grant
    Filed: April 23, 1987
    Date of Patent: December 6, 1988
    Assignee: Glyzinic Pharmaceuticals Limited
    Inventor: Reginald M. Taylor
  • Patent number: 4727106
    Abstract: An oxymethylene polymer composition which exhibits improved thermal stability is provided by utilizing as a stabilizer a major amount of superpolyamide and a minor amount of a transition metal salt.
    Type: Grant
    Filed: November 18, 1986
    Date of Patent: February 23, 1988
    Assignee: Celanese Engineering Resins, Inc.
    Inventors: James L. Paul, Andrew B. Auerbach
  • Patent number: 4684686
    Abstract: Particulate and fibrous metal are disclosed to improve the physical properties of poly(1,4-butylene terephthalate) resin molding compositions.
    Type: Grant
    Filed: February 25, 1985
    Date of Patent: August 4, 1987
    Assignee: General Electric Company
    Inventor: Leonard R. Hepp
  • Patent number: 4670498
    Abstract: A polyester block copolymer composition comprising 100 parts by weight of a polyester block copolymer and 0.05 to 10 parts by weight of a metal alcoholate of the formula: M(OR).sub.n, wherein M is a metal of the groups I to III in periodic table, R is a hydrocarbon group having 1 to 20 carbon atoms, and n is 1 to 3, said polyester block copolymer composition having improved melt properties and being suitable for producing various shaped articles by extrusion molding.
    Type: Grant
    Filed: November 5, 1985
    Date of Patent: June 2, 1987
    Assignee: Toyo Boseki Kabushiki Kaisha
    Inventors: Hironobu Furusawa, Tadao Taika
  • Patent number: 4617338
    Abstract: The disclosure of this application relates to compositions based on alkylene-alkyl acrylates and silanol condensation catalysts which are useful in the preparation of water-curable, silane modified alkylene-alkyl acrylate copolymers, capable of extrusion about wires and cables.
    Type: Grant
    Filed: September 27, 1984
    Date of Patent: October 14, 1986
    Assignee: Union Carbide Corporation
    Inventors: Michael J. Keogh, Scott L. Wallace, Geoffrey D. Brown
  • Patent number: 4575535
    Abstract: Water-curable silane modified alkylene-alkyl acrylate copolymers, produced by reacting an alkylene-alkyl acrylate copolymer with a polysiloxane in the presence of an organo titanate, which are useful as extrudates about wires and cables.
    Type: Grant
    Filed: September 17, 1984
    Date of Patent: March 11, 1986
    Assignee: Union Carbide Corporation
    Inventor: Michael J. Keogh
  • Patent number: 4517115
    Abstract: A vinyl halide resin stabilizer composition which essentially contains:(a) an antimony organic sulfur-containing compound, for example, antimony mercaptoacid esters, antimony alkyl mercaptides, and the like,(b) an alkaline earth metal salt of a carboxylic acid, such as calcium stearate, and(c) an alkali metal carbonate, such as sodium carbonate.These compositions synergistically contribute to the dynamic processing stability of vinyl halide resin compositions. Rigid polyvinyl chloride compositions are stabilized against dynamic processing conditions of heat and shearing forces.
    Type: Grant
    Filed: September 30, 1982
    Date of Patent: May 14, 1985
    Assignee: Plastic Specialties and Technologies, Inc.
    Inventors: Dale J. Dieckmann, Charles W. Fletcher
  • Patent number: 4499226
    Abstract: A polyester which when made into an article such as films, containers, bottles and the like has a very high clarity, a low haze value, and a neutral hue. In the preparation of the resin, an antimony catalyst is utilized along with small amounts of a bluing agent such as a cobalt compound and a phosphate compound with the phosphate compound generally being slightly in excess of an equivalent amount of the cobalt compound. The polyester is made from dicarboxylic acids and preferably aromatic acids such as terephthalic acid reacted with polyhydric alcohols.
    Type: Grant
    Filed: December 30, 1982
    Date of Patent: February 12, 1985
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Fred L. Massey, Douglas D. Callander
  • Patent number: 4489029
    Abstract: The disclosure of this application relates to compositions based on alkylene-alkyl acrylates and silanol condensation catalysts which are useful in the preparation of water-curable, silane modified alkylene-alkyl acrylate copolymers, capable of extrusion about wires and cables.
    Type: Grant
    Filed: June 1, 1983
    Date of Patent: December 18, 1984
    Assignee: Union Carbide Corporation
    Inventors: Michael J. Keogh, Scott L. Wallace, Geoffrey D. Brown
  • Patent number: 4446279
    Abstract: The disclosure of this application is directed to a composition comprising a polysiloxane and an organo titanate, water curable, silane modified alkylene-alkyl acrylate copolymer produced therefrom and flame retardant compositions, devoid of halogenated flame retardant additives, based on water curable, silane modified alkylene-alkyl acrylate copolymers.
    Type: Grant
    Filed: February 23, 1983
    Date of Patent: May 1, 1984
    Assignee: Union Carbide Corporation
    Inventor: Michael J. Keogh
  • Patent number: 4440674
    Abstract: A vinyl halide resin stabilizer composition which essentially contains:(a) an antimony organic sulfur-containing compound, for example, antimony mercaptoacid esters, antimony alkyl mercaptides, and the like,(b) an alkaline earth metal salt of a carboxylic acid, such as calcium stearate, and(c) an alkali metal carbonate, such as sodium carbonate.These compositions synergistically contribute to the dynamic processing stability of vinyl halide resin compositions. Rigid polyvinyl chloride compositions are stabilized against dynamic processing conditions of heat and shearing forces.
    Type: Grant
    Filed: August 8, 1980
    Date of Patent: April 3, 1984
    Assignee: Dart Industries Inc.
    Inventors: Dale J. Dieckmann, Charles W. Fletcher
  • Patent number: 4388437
    Abstract: Disclosed are organopolysiloxane compositions comprising an aminofunctional organopolysiloxane, a surfactant, an organotitanate, --zirconate or --germanate, an organic acid and water. These compositions having a pH of from 2.5 to less than 7.0, are useful for treating fibers to durably provide desirable characteristics, such as crease resistance, softness, elongation recovery and water repellency.
    Type: Grant
    Filed: December 18, 1981
    Date of Patent: June 14, 1983
    Assignee: Toray Silicone Company, Ltd.
    Inventor: Isao Ona
  • Patent number: 4385139
    Abstract: A synthetic resin composition is prepared by mixing various polymers which differ, above all, in their second order transition temperature; the composition can also contain a filler, an epoxide resin and an alcoholate. The composition is preferably obtained in the form of granules, the particle diameter being within the range from 1 to 10 mm. It is used as a starting material for the production of vibration-damping sheets.
    Type: Grant
    Filed: October 9, 1981
    Date of Patent: May 24, 1983
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Manfred Kuchler, Gunther Duve, Joachim Ebigt
  • Patent number: 4367304
    Abstract: Compounds of the formula I, II, III or IV ##STR1## wherein X is halogen, OH, --OR.sup.1, --OOCR.sup.2, --OOC--R.sup.4 --COOR.sup.3 or --N(R.sup.5)(R.sup.6), or the two X groups together form a group --O--R.sup.9 --O-- or --OOC--R.sup.9 --COO--, Y has one of the meanings given for X, or it is --NHR.sup.5, --NHNH.sub.2 or --NHNH-phenyl, Z has one of the meanings given for X, or is --SR, and R, R.sup.1, R.sup.2, R.sup.3, R.sup.4, R.sup.5, R.sup.6, R.sup.9 and R' are organic radicals having the meanings defined hereinbelow, are thermal stabilizers for chlorine-containing thermoplastics particularly for PVC. Their effect can be further intensified by the addition of co-stabilizers.
    Type: Grant
    Filed: November 4, 1980
    Date of Patent: January 4, 1983
    Assignee: Ciba-Geigy Corporation
    Inventors: Klaus-Peter Michaelis, Wolfgang Wehner, Holger Andreas, Horst Muller
  • Patent number: RE32765
    Abstract: A polyester which when made into an article such as films, containers, bottles and the like has a very high clarity, a low haze value, and a neutral hue. In the preparation of the resin, an antimony catalyst is utilized along with small amounts of a bluing agent such as a cobalt compound and a phosphate compound with the phosphate compound generally being slightly in excess of an equivalent amount of the cobalt compound. The polyester is made from dicarboxylic acids and preferably aromatic acids such as terephthalic acid reacted with polyhydric alcohols.
    Type: Grant
    Filed: February 13, 1987
    Date of Patent: October 11, 1988
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Douglas D. Callander, Fred L. Massey