Containing A Metal Atom Dnrm Patents (Class 524/711)
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Patent number: 5696226Abstract: A resin composition containing a hydrotalcite compound in an amount of 0.01 to 5 parts by weight based on 100 parts by weight of the thermoplastic resin, the hydrotalcite compound having fine crystals of copper oxide deposited on the surface thereof; and a molded article formed of the above resin composition. The resin composition and the molded article formed thereof have excellent heat resistance and weatherability.Type: GrantFiled: October 27, 1995Date of Patent: December 9, 1997Assignee: Kyowa Chemical Industry Co., Ltd.Inventors: Tsutomu Nosu, Wataru Hiraishi, Yoshiharu Sawa
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Patent number: 5684123Abstract: A process for the preparation of a solution of a catalyst system, suitable for use in a process for copolymerizing carbon monoxide and one or more ethylenically unsaturated compounds, which comprises (a) combining a palladium compound, a bisphosphine of the general formula R.sup.1 R.sup.2 P--R--PR.sup.3 R.sup.4 (I) wherein each of R.sup.1, R.sup.2, R.sup.3 and R.sup.4 independently represents an aromatic hydrocarbyl group which is substituted with an alkoxy group and R represents a bivalent bridging group containing at least two carbon atoms in the bridge, and a lower alcohol as solvent, and (b) admixing the obtained combination after a generation period G, during which a temperature T in the range of 0.degree.-70.degree. C. is maintained, with an acid having a pKa of less than 2, whereby the said generation period G is selected such that the value for G (in hours) and the temperature T in .degree.C.Type: GrantFiled: January 15, 1997Date of Patent: November 4, 1997Assignee: Shell Oil CompanyInventors: Frits Van Der Veer, Rudolf Jacobus Wijngaarden
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Patent number: 5670611Abstract: A process for the copolymerization of carbon monoxide with an olefinically unsaturated compound in which a solid particulate material is suspended in a liquid diluent in which the polymer to be produced forms a suspension. The monomers are contracted in the liquid diluent containing the suspended solid particulate material with a catalyst composition which is based on a source of a Group VIII metal and a boron hydrocarbyl compound.Type: GrantFiled: March 13, 1996Date of Patent: September 23, 1997Assignee: Shell Oil CompanyInventors: Frank Baardman, Arleen Marie Bradford, Jayne Jubb, Pieter Scheerman, Rudolf Jacobus Wijngaarden, Erwin Paulus Petrus Bleeker, Johannes Adrianus Maria Van Broekhoven
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Patent number: 5668249Abstract: A process for the copolymerization of carbon monoxide with an olefinically unsaturated compound in which the monomers are contacted in the presence of a liquid diluent and a protic compound with a catalyst composition which is based on a source of a Group VIII metal and a hydrocarbylborane. A stirring power is transmitted to the polymerization mixture of at least 0.25 kW/m.sup.3.Type: GrantFiled: March 13, 1996Date of Patent: September 16, 1997Assignee: Shell Oil CompanyInventors: Frank Baardman, Arleen Marie Bradford, Jayne Jubb, Pieter Scheerman, Rudolf Jacobus Wijngaarden, Erwin Paulus Petrus Bleeker, Johannes Adrianus Maria Van Broekhoven
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Patent number: 5658982Abstract: A process for the copolymerization of carbon monoxide with an olefinically unsaturated in which the monomers are contacted with a catalyst composition which is based on a source of a Group VIII metal and a boron hydrocarbyl compound. Additional boron hydrocarbyl compound is added to the polymerization mixture during the copolymerization or when the catalyst has lost its activity. A process for recycling a polymerization catalyst is also presented. It includes the steps of recovering a Group VIII metal composition from a preceding copolymerization process for the preparation of a copolymer of carbon monoxide and an olefinicaIly unsaturated compound and adding a boron hydrocarbyl compound to the Group VIII metal composition.Type: GrantFiled: March 12, 1996Date of Patent: August 19, 1997Assignee: Shell Oil CompanyInventors: Frank Baardman, Arleen Marie Bradford, Jayne Jubb, Pieter Scheerman, Rudolf Jacobus Wijngaarden
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Patent number: 5610205Abstract: A process for making polyetheresters is disclosed. A polyether is reacted with a carboxylic acid in the presence of a strong protic acid or a metal salt of a strong protic acid to promote insertion of the carboxylic acid into polyether carbon-oxygen bonds to produce a polyetherester. The polyetheresters are useful for various applications in the polyurethane and unsaturated polyester industries.Type: GrantFiled: May 14, 1996Date of Patent: March 11, 1997Assignee: ARCO Chemical Technology, L.P.Inventors: Lau S. Yang, Jeffrey A. Klang
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Patent number: 5539015Abstract: A synthetic resin composition comprises an aqueous medium, a surfactant, and a resin and filler dispersed in the aqueous medium by the surfactant. The surfactant comprises a first high molecular weight compound having a weight-average molecular weight of at least 10000 and a second high molecular weight compound having a weight-average molecular weight of not less than 150 and less than 10000. In the synthetic resin composition, a solid material is well dispersed and the viscosity doesn't remarkably increase even if a solid content is increased. So, the increased amount of a non-volatile matter may be used and the storage stability improves. Further, flame retardation, deodorization, heat resistance and light fastness also improve. In addition, an interior material coated with the synthetic resin composition is provided.Type: GrantFiled: May 27, 1994Date of Patent: July 23, 1996Assignees: Kabushiki Kaisha Toyota Chuo Kenkyusho, Toyota Jidosha Kabushiki Kaisha, Toyoda Boshoku Corporation, Dainippon Ink and Chemicals, IncorporatedInventors: Mitsumasa Horii, Masahiro Sugiura, Seiji Onoda, Yoshio Yamada, Osamu Araki, Yoshiro Umemoto, Kazuo Ito, Takatoshi Sekihara, Akihiro Matsuyama, Masaaki Izumichi, Kiyoshi Umehara, Reizaburo Tomioka
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Patent number: 5516838Abstract: To a silicone composition comprising (A) an organopolysiloxane having at least two alkenyl groups in a molecule, (B) an organohydrogenpolysiloxane having at least two hydrogen atoms each directly attached to a silicon atom in a molecule, and (C) a platinum catalyst, (D) a compound having a phenyl group and a secondary or tertiary amino group directly attached thereto is added to render the composition flame retardant. The composition cures into a transparent product having improved flame retardancy meeting the UL standard and is suitable for use in the protection of electronic parts like ICs and hybrid ICs.Type: GrantFiled: August 17, 1995Date of Patent: May 14, 1996Assignee: Shin-Etsu Chemical Co., Ltd.Inventors: Hironao Fujiki, Masayuki Ikeno, Hiroyasu Hara, Kazuyasu Satoh
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Patent number: 5436314Abstract: A process for making polyetheresters is disclosed. A polyether is reacted with a carboxylic acid in the presence of a strong protic acid or a metal salt of a strong protic acid to promote insertion of the carboxylic acid into polyether carbon-oxygen bonds to produce a polyetherester. The polyetheresters are useful for various applications in the polyurethane and unsaturated polyester industries.Type: GrantFiled: April 18, 1994Date of Patent: July 25, 1995Assignee: ARCO Chemical Technology, L.P.Inventors: Lau S. Yang, Jeffrey A. Klang
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Patent number: 5436313Abstract: An improved process for making polyetheresters is disclosed. A polyether is reacted with an anhydride in the presence of a strong protic acid or a metal salt of a strong protic acid in an amount effective to promote insertion of the anhydride into carbon-oxygen bonds of the polyether to produce the polyetherester. Polyetheresters made by the process of the invention are useful in a wide variety of applications, particularly in the polyurethane and unsaturated polyester industries.Type: GrantFiled: March 30, 1994Date of Patent: July 25, 1995Assignee: ARCO Chemical Technology, L.P.Inventors: Jeffrey A. Klang, Lau S. Yang
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Patent number: 5369210Abstract: The present invention relates to sulfonate containing water-dispersible or water-dissipatible sulfopolyester compositions. The sulfopolyesters utilize at least two dicarboxylic acids, one of which is a naphthalene dicarboxylic acid. This combination of dicarboxylic acids allows for the sulfopolyesters to maintain glass transition temperatures (Tg) of greater than 89.degree. C. and exhibit lower melt viscosities than sulfopolyesters containing all naphthalenediyl units or all isophthtaloyl units. The sulfopolyesters of this invention are useful in applications where improved heat and blocking resistance is required.Type: GrantFiled: July 23, 1993Date of Patent: November 29, 1994Assignee: Eastman Chemical CompanyInventors: Scott E. George, Bobby J. Sublett
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Patent number: 5369211Abstract: The present invention relates to sulfonate containing water-dispersible or water-dissipatible sulfo-polyester compositions. The sulfo-polyesters of the present invention have a glass transition temperature of greater than 89.degree. C. In addition, the sulfo-polyesters have a dicarboxylic acid component of poly(ethylene-2,6-naphthalene dicarboxylate and a sulfo-monomer, and a diol component of at least 35 mole percent of a diol selected from ethylene glycol, 1,4-cyclohexanedimethanol, propane-1,2-diol and 2,2-dimethyl-1,3-propanediol. The sulfo-polyesters of this invention are useful in applications where increased abrasion resistance, inherent higher temperature process conditions, and improved blocking resistance are required such as in adhesives, coating materials, sizes, laminated products, aqueous printing inks, and films.Type: GrantFiled: January 18, 1994Date of Patent: November 29, 1994Assignee: Eastman Chemical CompanyInventors: Scott E. George, Donna L. Jordan, Bobby J. Sublett
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Patent number: 5138024Abstract: A copolyester is synthesized by reacting a dialkyl ester of an aromatic dicarboxylic acid (e.g., dimethyl terephthalate) with ethylene glycol, low molecular weight poly(ethylene glycol) and a salt of a sulfonic acid-substituted aromatic dicarboxylate (e.g., sodium sulfoisophthalic acid) simultaneously in a first stage reaction in the presence of a phosphite or phosphate stabilizer. The intermediate product of the first stage is further reacted in a second stage in the presence of a polycondensation catalyst to obtain a random copolyester of the desired molecular weight. The copolyester is extruded to form a film which, after orientation and heat setting, has excellent clarity and is useful as a photographic film support. Aqueous processing of the film relaxes any core set or curl.Type: GrantFiled: January 25, 1991Date of Patent: August 11, 1992Assignee: Eastman Kodak CompanyInventors: Carl T. Brozek, Robert C. Daly, Robert H. Fehnel, Constantine C. Petropoulos
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Patent number: 5115051Abstract: A method of preventing polymer scale deposition in a polymerization vessel during polymerization of a monomer having an ethylenically double bond, wherein said polymerization is carried out in a polymerization vessel of which the inner wall has been previously first coated with(A) a coating solution comprising a condensate of an aromatic compound and at least one member selected from the group consisting of metal compounds and inorganic colloids, and the coating thus formed has been then coated with(B) a coating solution comprising at least one member selected from the group consisting of anionic polymeric compounds, amphoteric polymeric compounds and hydroxyl group-containing polymeric compounds; and a polymerization vessel having a coating thus formed. According this method, polymer scale deposition on the inner wall, etc. of the polymerization vessel can be effectively prevented.Type: GrantFiled: December 8, 1989Date of Patent: May 19, 1992Assignee: Shin-Etsu Chemical Co., Ltd.Inventors: Toshihide Shimizu, Ichiro Kaneko, Mikio Watanabe
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Patent number: 5101008Abstract: A process for producing a copolyester by copolymerizing the monomers from the ester interchange of at least two lower dialkyl esters of dicarboxylic acid and glycol using a novel catalyst system. The novel catalyst composition includes from about 20 ppm to about 150 ppm manganese; from about 50 ppm to about 350 ppm lithium; preferably from about 10 ppm to about 70 ppm cobalt; and from about 200 ppm to about 400 ppm antimony, all amounts being based upon the expected yield of the copolyester. The novel process to make copolyester includes the step of employing an effective catalytic amount of manganese and lithium in an ester interchange reaction where the lower dialkyl esters and glycol produce a monomer mixture; and using an effective catalytic amount antimony in a copolycondensation reaction of the monomers.Type: GrantFiled: February 4, 1991Date of Patent: March 31, 1992Assignee: Hoechst Celanese CorporationInventors: Anthony W. Cooke, Monika E. Bader
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Patent number: 5051466Abstract: Internal mold release compositions for use in preparing molded polymeric products are disclosed which contain (a) a primary or secondary amine, (b) a carboxylic acid or amido carboxylic acid salt of a group II metal or of aluminum, lithium, copper, iron, cobalt or nickel, and optionally (c) a carboxylic acid or amido carboxylic acid.Type: GrantFiled: October 23, 1989Date of Patent: September 24, 1991Assignee: The Dow Chemical CompanyInventors: Louis W. Meyer, J. Alan Vanderhider, Robert Carswell
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Patent number: 5045575Abstract: A method of improving the flowability and reducing voids in liquid synthetic thermosetting resins precursor compositions used to pot structures such as a honeycomb core or electronic parts and assemblies. Up to about 0.50 weight percent of a suitable titanate coupling agent is mixed with the liquid resin precursor, preferably in a vacuum or an inert atmosphere, any necessary hardener is added later to the premixed resin with the agent, then the resin is poured into a mold holding the structure to be potted. The titanate coupling agents have the general formula: ##STR1## where: R is an alkoxy, alkyl, alkenyl, alkynyl or aralkyl group having from 1 to about 30 carbon atoms or a substituted derivative thereof;M is zirconium or titanium; andR is independently an aryl, aralkyl, alkaryl, alkyl or alkeno group having from 1 to about 30 carbon atoms.Type: GrantFiled: December 18, 1989Date of Patent: September 3, 1991Assignee: General Dynamics Corporation, Convair divisionInventor: Solomon M. Gabayson
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Patent number: 5011647Abstract: Active hydrogen-containing compositions having internal mold release components are used in a process in preparing molded polymeric products. In the process, the active hydrogen-containing composition contains (a) a primary or secondary amine, (b) a carboxylic acid or amido carboxylic acid salt of a group II metal or of aluminum, lithium, copper, iron, cobalt or nickel, and optionally (c) a carboxylic acid or amido carboxylic acid.Type: GrantFiled: June 21, 1989Date of Patent: April 30, 1991Assignee: The Dow Chemical CompanyInventors: Louis W. Meyer, Robert Carswell, J. Alan Vanderhider
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Patent number: 5008033Abstract: Active hydrogen-containing compositions having internal mold release components for use in preparing molded polymeric products are disclosed which contain (a) a primary or secondary amine, (b) a carboxylic acid or amido carboxylic acid salt of a group II metal or of aluminum, lithium, copper, iron, cobalt or nickel, and optionally (c) a carboxylic acid or amido carboxylic acid.Type: GrantFiled: June 12, 1989Date of Patent: April 16, 1991Assignee: The Dow Chemical CompanyInventors: Louis W. Meyer, J. Alan Vanderhider, Robert Carswell
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Patent number: 4990594Abstract: A process for producing a copolyester by copolymerizing the monomers from the ester interchange of a lower dialkyl ester of terephthalic acid and glycol and the direct esterification of a dicarboxylic acid and glycol using a novel catalyst system. The novel catalyst composition includes from about 20 ppm to about 150 ppm manganese; from about 50 ppm to about 350 ppm lithium; preferably from about 10 ppm to about 70 ppm cobalt; and from about 200 ppm to about 400 ppm antimony, all amounts being based upon the expected yield of the copolyester.Type: GrantFiled: March 7, 1990Date of Patent: February 5, 1991Assignee: Hoechst Celanese CorporationInventors: Anthony W. Cooke, Monika E. Bader
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Patent number: 4925895Abstract: A silicone composition curable to a heat stabilized silicone elastomer comprising at least one polyorganosiloxane having the formula: ##STR1## where R is hydrogen or substituted or unsubstituted alkyl, alkenyl or aryl having less than 19 carbon atoms, each of A and D may be any of methyl, hydroxy or vinyl groups,0<m/n.ltoreq.1 and m+n>350,a complex comprising a transition metal salt of at least one polydentate chelating ligand having the formula: ##STR2## where each R.sub.1 may be an alkyl biradical having 1 to 6 carbon atoms or an aryl biradical having less than 19 carbon atoms R.sub.1, is an X' substituted R.sub.1, each of Z and E may be any of carboxy thiocarboxy, dithiocarboxy, or --N(R.sub.2).sub.2, --As(R.sub.2).sub.2, --S(R.sub.2) where each R.sub.2 may be any of hydrogen or an alkyl radical having 1 to 6 carbon atoms or any aryl radical having less than 19 carbon atoms, X' may be any of hydrogen, carboxy, thiocarboxy, dithiocarboxy, --N(R.sub.2).sub.2, --A.sub.s (R.sub.2).sub.2, or --S(R.sub.Type: GrantFiled: May 12, 1988Date of Patent: May 15, 1990Assignee: Xerox CorporationInventors: George J. Heeks, Arnold W. Henry, Edward L. Schlueter, Jr.
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Patent number: 4912142Abstract: This invention is an antistatic thermoplastic, phase-segregated polyurethane containing, as an antistatic additive an effective amount of a monovalent metal tetraphenylboron salt, in the substantial absence of a fatty acid salt, a C.sub.6 -C.sub.30 carboxylic acid ester or phosphate ester compound.Suprisingly, it has been found that, with this particular type of polyurethane, tetraphenylboron salts are very effective antistatic additives even in the absence of enhancer compounds as were previously employed. Accordingly, the antistatic polyurethane is useful for applications such as electronics components and packaging, and other applications where static dissipative ability is needed or desirable.Type: GrantFiled: November 16, 1988Date of Patent: March 27, 1990Assignee: The Dow Chemical CompanyInventors: Robbert M. Vermeulen, Donald M. Maschmeyer
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Patent number: 4876019Abstract: Internal mold release compositions for use in preparing molded polymeric products are disclosed which contain (a) a primary or secondary amine (b) a carboxylic acid or amido carboxylic acid salt of a group II metal or of aluminum, lithium, copper, iron, cobalt or nickel, and optionally (c) a carboxylic acid or amido carboxylic acid.Type: GrantFiled: January 12, 1984Date of Patent: October 24, 1989Assignee: The Dow Chemical CompanyInventors: Louis W. Meyer, James A. Vanderhider, Robert Carswell
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Patent number: 4778844Abstract: Flame-retardant polyurethane products are produced by mixing and reacting a basic salt-forming compound with an acidic salt-forming compound containing phosphorus and/or halogen compounds in a polyol and/or a polyisocyanate, then reacting the polyol and polyisocyanate.The flame-retardant polyurethane products may be used for thermal and sound insulation, as a coating agent, as an adhesive, for caulking, for cushioning and for molding useful objects.Type: GrantFiled: December 3, 1987Date of Patent: October 18, 1988Inventor: David H. Blount
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Patent number: 4777087Abstract: A silicone composition curable to a heat stabilized silicone elastomer comprising at least one polyorganosiloxane having the formula: ##STR1## where R is hydrogen or substituted or unsubstituted alkyl, alkenyl or aryl having less than 19 carbon atoms, each of A and D may be any of methyl, hydroxy or vinyl groups,0<(m/n).ltoreq.1 and m+n>350,a complex comprising a transition metal salt of at least one polydentate chelating ligand having the formula: ##STR2## where each R.sub.1 may be an alkyl biradical having 1 to 6 carbon atoms or an aryl biradical having less than 19 carbon, atoms R'.sub.1, is an X' substituted R.sub.1, each of Z and E may be any of carboxy thiocarboxy, dithiocarboxy, or --N(R.sub.2).sub.2, --A.sub.s (R.sub.2).sub.2, --S(R.sub.2) where each R.sub.2 may be any of hydrogen or an alkyl radical having 1 to 6 carbon atoms or any aryl radical having less than 19 carbon atoms, X' may be any of hydrogen, carboxy, thiocarboxy, dithiocarboxy, --N(R.sub.2).sub.2, --A.sub.s (R.sub.2).sub.Type: GrantFiled: February 24, 1987Date of Patent: October 11, 1988Assignee: Xerox CorporationInventors: George J. Heeks, Arnold W. Henry, Edward L. Schlueter, Jr.
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Patent number: 4734455Abstract: This invention is an active hydrogen-containing composition comprising a relatively high equivalent weight active hydrogen-containing material and an inert, particulate filler which is stabilized with a stabilizer composition comprising(1) a carboxylic or phosphorus-containing acid containing about 8 to about 30 carbon atoms and(2) a metal salt of a carboxylic acid containing about 8 to about 30 carbon atoms.The stabilizer composition substantially reduces the tendency of the filler to settle out of the relatively high equivalent weight active hydrogen-containing compound, while having minimal impact on the reactivity of the active hydrogen-containing composition with a polyisocyanate and on the physical properties of the resultant polyurethane.Type: GrantFiled: December 5, 1986Date of Patent: March 29, 1988Assignee: The Dow Chemical CompanyInventors: Larry W. Mobley, James K. Jennings, Robert B. Turner
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Patent number: 4617325Abstract: An antistatic agent for polymers, particularly polyurethanes is disclosed comprising an ionizable metal salt and an enhancer comprising a phosphate ester.Type: GrantFiled: July 2, 1985Date of Patent: October 14, 1986Assignee: The Dow Chemical CompanyInventors: Thomas M. Knobel, Earl E. Kennedy, Mary A. Walker
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Patent number: 4563494Abstract: A synthetic resin composition is provided which comprises at least one lanthanoid-containing compound selected from the group consisting of oxides, hydroxides, inorganic and/or organic acid salts and complexes of lanthanoids and a vinyl polymer.The resin composition has a high neutron ray-shielding capacity and excellent optical and mechanical properties.Type: GrantFiled: November 3, 1983Date of Patent: January 7, 1986Assignee: Mitsubishi Rayon Co., Ltd.Inventor: Kozo Ida
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Patent number: 4513114Abstract: A polyester composition with an excellent high-speed melt-spinning property, comprising(A) 100 parts by weight of a matrix polyester resin comprising at least 80 molar % of an ethylene terephthalate recurring unit, and(B) 0.2 to 7 parts by weight of a dispersoid dispersed in the matrix,the dispersoid being such that, when it is contained in a predetermined amount (w) in a typical matrix polyester resin consisting of a polyethylene terephthalate having an intrinsic viscosity of 0.640, the resultant exemplary polyester composition satisfies the relationship (I): ##EQU1## wherein: .gamma..sub.1 =shearing rate of 0.01 sec.sup.-1 ; .gamma..sub.2 =shearing rate of 5.0 sec.sup.-1 ; .eta..gamma..sub.1 (w)=melt viscosity (poise=1/10 N.multidot.sec.multidot.m.sup.-2) of the exemplary polyester composition at .gamma..sub.1 ; .eta..gamma..sub.1 (0)=melt viscosity of matrix polyester resin at .gamma..sub.1 ; .eta..gamma..sub.2 (w)=melt viscosity of the exemplary polyester composition at .gamma..sub.2 ; and .eta..gamma..Type: GrantFiled: August 2, 1984Date of Patent: April 23, 1985Assignee: Teijin LimitedInventors: Katsuo Kunugi, Togi Suzuki, Tadashi Konishi, Shinji Ohwaki
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Patent number: 4476258Abstract: Energy absorbing polyurethane elastomer compositions having a density of from about 0.4 to about 1 gm/cc, a compression set of less than about 5% and a recovery time of from about 10 to about 100 milliseconds containing a light-weight filler are formed by reaction of a urethane-forming component comprising a compound containing at least four urethane-forming reactive sites and capable of forming stable complexes through unsatisfied urethane-forming reactive sites, an elasticizing polyol selected from the group consisting of diols and triols, and a diisocyanate in less than stoichiometric amounts.Type: GrantFiled: March 30, 1983Date of Patent: October 9, 1984Assignee: National Research Development CorporationInventor: Maurice A. F. Hiles
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Patent number: 4435219Abstract: Disclosed are coating compositions containing a vehicle comprising a dispersion of colloidal silica, a hydrolyzable alkoxysilane, an alcohol, water, and an acidifying agent selected from a soluble metal acid phosphate, phosphoric acid, and a mixture thereof.Type: GrantFiled: June 2, 1982Date of Patent: March 6, 1984Assignee: PPG Industries, Inc.Inventor: Paul P. Greigger
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Patent number: 4328132Abstract: Undesirable color formation during the preparation of a cured intumescent flame retardant is minimized by including a color stabilizing amount of at least one of certain metal phosphites, hypophosphites, sulfites and bisulfites.Type: GrantFiled: March 6, 1979Date of Patent: May 4, 1982Assignee: Phillips Petroleum CompanyInventor: Charles W. Moberly