At Least One Aryl Ring Which Is Part Of A Fused Or Bridged Ring System Patents (Class 524/256)
  • Patent number: 10138349
    Abstract: Provided is a transparent thermoplastic composition including 70 to 95% by weight of a copolymer of ethylene and of an ethylenic monomer carrying a polar functional group and 5 to 30% by weight of a peroxide, where the copolymer includes from 20 to 45% by weight of the ethylenic monomer carrying a polar functional group. The composition may be used for crosslinking polymers.
    Type: Grant
    Filed: October 30, 2015
    Date of Patent: November 27, 2018
    Assignee: Arkema France
    Inventors: Anne-Yvonne Laignel, Catherine Corfias-Zuccalli, Laurent Keromnes
  • Patent number: 8933152
    Abstract: Spun-dyed aramid fibers, wherein spun-dyeing was performed with a completely organic pigment exhibiting the chemical structure of formula (I): wherein, independently from one another, R1 represents a substituent of formula Xa or a substituent of formula Xb: wherein Xa is linked via the group NH having two bonds in the structure represented by Xa, while Xb is linked via the carbon atom, which is in a para relationship with the NH2-group of Xb; and R2 represents H or NH2. The spun-dyed aramid fibers exhibit constant coloristic properties and wash proof properties.
    Type: Grant
    Filed: October 6, 2011
    Date of Patent: January 13, 2015
    Assignee: Teijin Aramid B.V.
    Inventor: Robin Winters
  • Patent number: 8921453
    Abstract: A nonaqueous ink composition for an ink jet and a method of manufacturing ink comprising the same are provided. The nonaqueous ink composition for the ink jet includes: a glycol ether acetate solvent represented by a specific chemical formula; and a polypropylene glycol binder represented by a specific chemical formula. The nonaqueous ink composition for an ink jet has dynamic viscoelasticity obtained by a chemical interaction between the solvent and the binder, exhibits excellent print quality and is capable of high-speed printing.
    Type: Grant
    Filed: February 22, 2010
    Date of Patent: December 30, 2014
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Jun Young Kim, Jae Woo Joung, Sung Nam Cho, Ha Yoon Song
  • Patent number: 7906467
    Abstract: Provided are compounds of formula wherein R1 is t-octyl, AR is phenyl, R2 is an alkyl substituted carboxyl and m is 0, 1, or 2. Lubricating oils and hydraulic fluids comprising a polyol ester lubricant in combination with one or more compounds of formula I and methods for their use are also provided.
    Type: Grant
    Filed: October 24, 2007
    Date of Patent: March 15, 2011
    Assignee: Chemtura Corporation
    Inventor: Eugene P. DiBella
  • Patent number: 7499625
    Abstract: The invention relates to a fiber optic material which comprises a polymer and at least one organic compound introduced therein. Said organic compound is a condensed aromatic ring system having two or more aromatic rings that are isocyclic or heterocyclic, wherein every heteroatom is associated with exactly one ring if the ring is heterocyclic. The fiber optic material according to the invention is preferably used for the core of an optical waveguide.
    Type: Grant
    Filed: March 20, 2004
    Date of Patent: March 3, 2009
    Assignee: Forschungszentrum Karlsruhe GmbH
    Inventors: Thomas Hanemann, Johannes Böhm, Jürgen Hausselt
  • Patent number: 7307049
    Abstract: Provided are compounds of formula wherein R1 is linear or branched alkyl; AR is phenyl, naphthyl, or phenanthryl; and m is 0, 1, or 2; and R2 is an alkyl substituted carboxyl. Lubricating oils comprising a polyol ester lubricant in combination with one or more compounds of Formula I are also provided. Compounds having structures of Formula I are formed by mixing N-4-alkylphenyl-1-naphthylamine, paraformaldehyde, glacial acetic acid, and a polyol ester base lubricant and heating and stirring the mixture to cause a condensation reaction. Water and acetic acid are subsequently removed, thereby providing the compound of formula I in the polyol ester base lubricant.
    Type: Grant
    Filed: February 8, 2007
    Date of Patent: December 11, 2007
    Assignee: Anderol, Inc.
    Inventor: Eugene P. DiBella
  • Publication number: 20040171725
    Abstract: A process for functionalizing a carbon surface and the product thereof is disclosed. The first reactant used contains one or more electron withdrawing groups that thereafter can be reacted with other compounds. The reaction product has enhanced dispersability, interaction with other media, or other utilitarian uses, e.g. a reactive surface. The reaction product is then incorporated into an elastomeric or thermoplastic composition.
    Type: Application
    Filed: April 19, 2004
    Publication date: September 2, 2004
    Inventors: Benny R. Richardson, James D. Burrington, Ghebrehiwet N. Ghebremeskel, Kirk E. Davis, Scott T. Jolley, Ralph E. Korbbrekke, Joseph W. Pialet, Philip W. Pike, Roger L. Sowerby
  • Patent number: 6235819
    Abstract: A method for scavenging amines within polymeric compositions of matter comprising the step of adding to a polymeric composition of matter at least one triazine compound, wherein said triazine compound is defined according to the formula: where X is selected from the group consisting of hydrogen, halides, amines, and organic groups having from 1 to about 20 carbon atoms, Y is selected from the group consisting of halides, alkoxy derivatives, amine derivatives, aryloxy derivatives, and urea derivatives, with the proviso that the substituent Y is displacable by a reaction with a secondary amine, and Z is selected from the group consisting of alkoxy derivatives, amino derivatives, aryloxy derivatives, and urea derivatives, with the proviso that the substituent Z is displacable by a reaction with a secondary amine.
    Type: Grant
    Filed: December 31, 1997
    Date of Patent: May 22, 2001
    Assignee: Bridgestone Corporation
    Inventors: David F. Lawson, Ashley S. Hilton, John R. Schreffler, Roderic P. Quirk
  • Patent number: 5985417
    Abstract: An organic electroluminescent display device (10) includes a plurality of organic layers (16, 18, 20, 22 and 24) disposed between opposing electrodes (14 and 26). The hole transporting layer (22) is composed of a hole transporting material stabilized by a polymeric network.
    Type: Grant
    Filed: September 3, 1996
    Date of Patent: November 16, 1999
    Assignee: Motorola, Inc.
    Inventors: Song Shi, Franky So, H. C. Lee
  • Patent number: 5834080
    Abstract: Controllably conductive polymer compositions may be used in electrophotographic imaging developing systems, such as scavengeless or hybrid scavengeless systems or liquid image development systems. The conductive polymer compositions includes a charge-transporting material (particularly a charge-transporting, thiophene-containing polymer or an inert elastomeric polymer, such as a butadiene- or isoprene-based copolymer or an aromatic polyether-based polyurethane elastomer, that additionally comprises charge transport molecules) and a dopant capable of accepting electrons from the charge-transporting material. The invention also relates to an electrophotographic printing machine, a developing apparatus, and a coated transport member, an intermediate transfer belt, and a hybrid compliant photoreceptor comprising a composition of the invention.
    Type: Grant
    Filed: October 18, 1994
    Date of Patent: November 10, 1998
    Assignee: Xerox Corporation
    Inventors: Joseph Mort, Bing R. Hsieh, Mary A. Machonkin, Joseph Mammino, John F. Yanus
  • Patent number: 5244028
    Abstract: The present invention relates to a pneumatic tire sidewall and to elastomeric compositions useful therefor. The elastomeric compositions are comprised of:(a) natural rubber, polybutadiene, or mixtures thereof;(b) from about 1.0 to 5.0 phr of a precipitated silica filler having a BET surface area of between 100 and 250 square meters per gram and a pH of from 4.0 to 6.5;(c) from about 1.5 to 10.0 phr of an antidegradant selected from the group consisting of amines, phenolics and mixtures thereof.
    Type: Grant
    Filed: May 20, 1992
    Date of Patent: September 14, 1993
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Thomas J. Segatta, Paul H. Sandstrom, Zalman Ronen
  • Patent number: 5244953
    Abstract: Substituted 1-aminonaphthalenes of formula I ##STR1## wherein n is 1-3, Ar is arylene, R.sub.1 and R.sub.2 are independently hydrogen, alkyl or phenyl, R.sub.3 is hydrogen, alkyl or substituted alkyl, and R.sub.4 and R.sub.5 have independently the same definitions as R.sub.3 or are independently aryl, substituted aryl or cycloalkyl, are effective stabilizers for lubricating oil or polymer compositions. The instant compounds are particularly effective in lubricating oil compositions when used with a diarylamine antioxidant.
    Type: Grant
    Filed: August 10, 1992
    Date of Patent: September 14, 1993
    Assignee: Ciba-Geigy Corporation
    Inventors: Paul A. Odorisio, David E. Chasen, Stephen D. Pastor
  • Patent number: 5160647
    Abstract: Substituted 1-aminonaphthalenes of formula I ##STR1## wherein n is 1-3, Ar is arylene, R.sub.1 and R.sub.2 are independently hydrogen, alkyl or phenyl, R.sub.3 is hydrogen, alkyl or substituted alkyl, and R.sub.4 and R.sub.5 have independently the same definitions as R.sub.3 or are independently aryl, substituted aryl or cycloalkyl, are effective stabilizers for lubricating oil or polymer compositions. The instant compounds are particularly effective in lubricating oil compositions when used with a diarylamine antioxidant.
    Type: Grant
    Filed: May 7, 1991
    Date of Patent: November 3, 1992
    Assignee: Ciba-Geigy Corporation
    Inventors: Paul A. Odorisio, David E. Chasan, Stephen D. Pastor
  • Patent number: 5120779
    Abstract: A new class of antiozonant compounds, namely tris(N-alkyl-p-phenylenediamino)-1,3,5-triazine compounds, are incorporated into thermosetting compositions having at least one highly unsaturated rubbery polymer and at least one other elastomer having lesser unsaturation, such as EPDM. Thermosetting compositions are most useful as tire sidewall compositions which may be preferably cured with blends of organic peroxide and sulfur donor accelerators.
    Type: Grant
    Filed: August 3, 1990
    Date of Patent: June 9, 1992
    Assignee: Uniroyal Chemical Company, Inc.
    Inventors: Robert J. Cornell, Edward L. Wheeler, Russell A. Mazzeo, Sung W. Hong
  • Patent number: 5023287
    Abstract: There is disclosed the use of matrix-antidegradants in rubber and a process for the production of matrix-antidegradants. More specifically, this invention is directed to microparticles of vulcanized rubber containing high levels of para-phenylenediamine type antiozonants which have a particle diameter of 100 microns or less. The matrix-antidegradant or microparticles prepared according to this invention provide long term protection to rubber articles that are subject to ozone and oxygen attack.
    Type: Grant
    Filed: November 5, 1987
    Date of Patent: June 11, 1991
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Larry R. Evans, Walter H. Waddell, Frank W. Harris, David A. Benko
  • Patent number: 4946881
    Abstract: A new class of antiozonant compounds, namely tris(N-alkyl-p-phenylenediamino)-1,3,5-triazine compounds, are incorporated into thermosetting compositions having at least one highly unsaturated rubbery polymer and at least one other elastomer having lesser unsaturation, such as EPDM. Thermosetting compositions are most useful as tire sidewall compositions which may be preferably cured with blends of organic peroxide and sulfur donor accelerators.
    Type: Grant
    Filed: March 4, 1988
    Date of Patent: August 7, 1990
    Assignee: Uniroyal Chemical Company, Inc.
    Inventors: Robert J. Cornell, Edward L. Wheeler, Russell A. Mazzeo, Sung W. Hong
  • Patent number: 4822839
    Abstract: A polyunsaturated hydrocarbon polymer-compatible anti-oxidant composition is provided which comprises a mixture of at least one sterically hindered phenolic compound and at least one aryl amine compound in a molar ratio ranging from about 0.1 to about 10.
    Type: Grant
    Filed: November 25, 1987
    Date of Patent: April 18, 1989
    Assignee: Hercules Incorporated
    Inventor: Martin J. Paisner
  • Patent number: 4795774
    Abstract: Polymeric compositions of enhanced stability against oxidative degradation are produced when aromatic amines of up to 2 aromatic rings and at least one amino group are incorporated in polymers of carbon monoxide and at least one ethylenically unsaturated hydrocarbon.
    Type: Grant
    Filed: October 5, 1987
    Date of Patent: January 3, 1989
    Assignee: Shell Oil Company
    Inventor: Robert Q. Kluttz
  • Patent number: 4794135
    Abstract: Disclosed are novel tris(N-alkyl-p-phenylenediamino)-1,3,5-triazine compounds useful as antiozonants for unsaturated high polymers. The compounds may be prepared by reacting N-alkylphenylenediamine with a cyanuric halide.
    Type: Grant
    Filed: August 28, 1987
    Date of Patent: December 27, 1988
    Assignee: Uniroyal Chemical Company, Inc.
    Inventors: Edward L. Wheeler, Franklin H. Barrows, Robert J. Franko, Wadim Batorewicz
  • Patent number: 4794134
    Abstract: Rubber articles subjected to ozone while under dynamic flexing conditions are protected using a novel triazine class of materials, specifically tris-(N-alkyl-p-phenylenediamino)-1,3,5-triazines. Belts, hose, air springs, roofing membranes, etc. are preferred articles of the invention.
    Type: Grant
    Filed: March 4, 1988
    Date of Patent: December 27, 1988
    Assignee: Uniroyal Chemical Company, Inc.
    Inventors: Edward L. Wheeler, Robert J. Franko
  • Patent number: 4613636
    Abstract: A peroxide-curable fluoroelastomer composition which can be readily removed from a mold cavity without tearing which comprises a fluoroelastomer whose interpolymerized units consist essentially of units of tetrafluoroethylene, units of perfluoroalkyl perfluorovinyl ether, units of a bromine-containing olefin and, optionally, units of ethylene, and from about 0.05-2 parts per 100 parts fluoroelastomer of an N,N,N',N'-tetrasubstituted 1,8-diaminonaphthalene having the formula: ##STR1## wherein R.sub.1, R.sub.2, R.sub.3 and R.sub.4 are independently alkyl groups of 1-6 carbon atoms, phenyl or benzyl, R.sub.1 and R.sub.2 and/or R.sub.3 and R.sub.4 can be joined to form a 5- or 6-membered heterocyclic ring in which a carbon atom can be replaced by an oxygen or a sulfur atom, R.sub.1 and R.sub.3 and/or R.sub.2 and R.sub.
    Type: Grant
    Filed: July 12, 1985
    Date of Patent: September 23, 1986
    Assignee: E. I. Du Pont de Nemours and Company
    Inventor: Leo Ojakaar
  • Patent number: 4609699
    Abstract: This invention relates to polyarylene sulphides (PPS) produced in known manner from optionally substituted halogen benzenes and aromatic polyhalogen compounds, optionally in combination with other polymers, fillers and/or reinforcing fibres, which contain certain N-containing organic bases for reducing the elimination levels of acidic, corrosion-producing volatile constituents and for improving the flow properties thereof.
    Type: Grant
    Filed: October 22, 1984
    Date of Patent: September 2, 1986
    Assignee: Bayer Aktiengesellschaft
    Inventors: Rolf-Volker Meyer, Klaus Reinking, Karsten-Josef Idel, Rolf Dhein
  • Patent number: 4529759
    Abstract: A peroxide-curable fluoroelastomer composition which comprises a fluoroelastomer whose interpolymerized units consist essentially of units derived from vinylidene fluoride, units derived from at least one other fluorine-containing monomer copolymerizable therewith, said monomer being a compound which contains 2-7 carbon atoms, contains no bromine atoms or iodine atoms, and contains at least as many fluorine atoms as carbon atoms, and said fluoroelastomer contains up to 3 mole percent of units derived from a bromine-containing olefin or 0.1-2 mole percent of units derived from an iodine-containing olefin, and from about 0.05-2 parts per 100 parts fluoroelastomer of an N,N,N',N'-tetrasubstituted 1,8-diaminonaphthalene having the formula: ##STR1## wherein R.sub.1, R.sub.2, R.sub.3 and R.sub.4 are independently alkyl groups of 1-6 carbon atoms, phenyl or benzyl, R.sub.1 and R.sub.2 and/or R.sub.3 and R.sub.
    Type: Grant
    Filed: December 7, 1984
    Date of Patent: July 16, 1985
    Assignee: E. I. Du Pont de Nemours and Company
    Inventor: Leo Ojakaar
  • Patent number: 4426475
    Abstract: Stabilized polyamides containing from 0.02 to 5%, by weight of a diphenylamine compound corresponding to the following general formula: ##STR1## wherein R.sup.1 and R.sup.3, which may be the same or different, represent hydrogen, a CH.sub.3 --, C.sub.2 H.sub.5 -- or isopropyl group and R.sup.3 is in the o-, m- or p-position to the N-atom substitution;R.sup.2 represents hydrogen, a C.sub.4 -C.sub.12 alkyl, C.sub.7 -C.sub.12 aralkyl or C.sub.5 -C.sub.12 cycloalkyl group and is in the o-, or p-position to the N-atom substitution;n represents an integer of from 1 to 29; andY is a divalent, non-mono-olefinically unsaturated radical having the same meaning as R.sup.2 and, in addition, may represent (in a proportion of up to 50 mole percent) --S--, --CH.sub.2 --S--CH.sub.2 --, --CH.sub.2 --O--CH-- or >CH--R.sup.4, wherein R.sup.4 represents H, C.sub.1 -C.sub.6 alkyl or C.sub.5 or C.sub.6 cycloalkyl, and may be in the o- or p-position to the N-atom substitution.
    Type: Grant
    Filed: December 6, 1982
    Date of Patent: January 17, 1984
    Assignee: Bayer Aktiengesellschaft
    Inventors: Bert Brassat, Hans-Josef Buysch, Heinrich Haupt, Karl H. Hermann
  • Patent number: 4366270
    Abstract: A method for the uniform blending of additives into thermoplastic synthetic resins. A solution or finely divided dispersion of the additive is produced in a polymerizable cyclic ester of the general formula: ##STR1## wherein R represents respectively hydrogen or an alkyl group of 1-18 carbon atoms,A represents a --O-- or --COO-- group,x and y represent integers from 1 to 15, andz represents 0 or 1.This solution or dispersion, optionally after polymerization of the cyclic ester, is admixed to the thermoplastic synthetic resin at the end of its manufacturing process or in a subsequent processing stage.
    Type: Grant
    Filed: November 21, 1979
    Date of Patent: December 28, 1982
    Assignee: Chemische Werke Huls A.G.
    Inventor: Jorn Ruter
  • Patent number: 4365034
    Abstract: A composition of matter comprising an acetylene-terminated polyimide oligomer and a cure rate inhibitor selected from the group consisting of hydroquinone, maleic acid, glutaric acid, dibetanapthyl para-phenylene diamine. The composition has a retarded cure rate, thereby facilitating the fabrication of void-free molded objects and composites.
    Type: Grant
    Filed: September 21, 1981
    Date of Patent: December 21, 1982
    Assignee: The United States of America as represented by the Secretary of the Air Force
    Inventors: Mark F. Grimes, Theodore J. Reinhart, Jr.
  • Patent number: 4330442
    Abstract: An asbestos-free gasket forming composition is disclosed. The composition is preferably produced by removing water from an aqueous furnish composition comprising phenolic fibers, aromatic polyamide fibers, an inorganic or cork filler, a synthetic rubber binder, and a water insoluble hydroxide produced from a soluble salt selected from the group consisting of aluminum salts, ferric salts and stannic salts, by reaction with a sufficient amount of an alkaline hydroxide to provide a furnish pH within the range of from about 6 to about 10, and preferably of from about 7 to 8.
    Type: Grant
    Filed: May 7, 1980
    Date of Patent: May 18, 1982
    Assignee: Armstrong World Industries, Inc.
    Inventors: Charles M. Lindeman, Ralph D. Andrew