Carboxylic Organic Compounds Containing Patents (Class 252/79)
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Publication number: 20120175549Abstract: The present invention provides a thermally-conductive organic additive which (i) is an organic polymer, unlike a thermally-conductive inorganic filler such as ceramic, metal and a carbon material, (ii) is capable of imparting thermal conductivity to plastic by being added thereto, (iii) can reduce the weight of a composition even when added to a resin in a large amount, without causing abrasion on molds and deteriorating an electrical insulation property of the composition, and (iv) provides the composition with excellent molding processability. The present thermally-conductive organic additive includes a liquid crystalline thermoplastic resin which has a mainly-chain structure, wherein a main chain of the liquid crystalline thermoplastic resin contains mainly a repeating unit represented by the general formula (1): -M-Sp-??(1) wherein M represents a mesogenic group; and Sp represents a spacer, the liquid crystalline thermoplastic resin itself having thermal conductivity of not less than 0.45 W/(m·K).Type: ApplicationFiled: April 26, 2010Publication date: July 12, 2012Applicant: KANEKA CORPORATIONInventors: Shusuke Yoshihara, Kazuaki Matsumoto
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Patent number: 8206608Abstract: The present invention provides a highly thermal conductive compound which has a high thermal conductivity, has a high consistency and a good coating workableness, and is excellent in thermal stability at a high temperature. A highly thermal conductive compound containing (A) 85 to 97% by mass of an inorganic powder filler, (B) 2 to 15% by mass of a base oil, and (C) 0.001 to 10% by mass of a compound represented by Y—(—R2—COO—)n—R1—X (wherein R1 and R2 each is a bivalent hydrocarbon group having a linear or branched chain having 1 to 36 carbon atoms, n is 1 to 15, X and Y each is at least one substituent selected from the group consisting of a carboxyl group and a hydroxyl group or a hydrogen atom, and at least one of X and Y is a carboxyl group or a hydroxyl group.Type: GrantFiled: April 7, 2008Date of Patent: June 26, 2012Assignee: Cosmo Oil Lubricants Co., Ltd.Inventor: Koji Hiratsuka
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Publication number: 20120157360Abstract: Method of adjusting the viscosity of a salt having a melting point of less than 100° C. at atmospheric pressure (referred to as ionic liquid for short), wherein a compound which has a content of at least 0.1 mol of functional groups/100 g of compound and in which the functional groups are selected from among acid, acid amide, amino, ammonium and hydroxyl groups is added to the ionic liquid.Type: ApplicationFiled: August 31, 2010Publication date: June 21, 2012Applicant: BASF SEInventors: Klemens Massonne, Aurelie Alemany, Dirk Gerhard
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Publication number: 20120125673Abstract: To provide a liquid crystal polyester composition which is suited for use as a material for forming a liquid crystal polyester film having excellent thermal conductivity. Also, an excellent electronic circuit board is provided by using an insulating film obtained from the liquid crystal polyester composition. The liquid crystal polyester composition of the present invention is composed of a liquid crystal polyester, a solvent and a thermally conductive filler. The thermally conductive filler is contained in the amount of 50 to 90 volume % based on the total amount of the liquid crystal polyester and the thermally conductive filler, and the thermally conductive filler contains 0 to 20 volume % of a first thermally conductive filler having a volume average particle diameter of 0.1 ?m or more and less than 1.0 ?m, 5 to 40 volume % of a second thermally conductive filler having a volume average particle diameter of 1.0 ?m or more and less than 5.Type: ApplicationFiled: July 23, 2010Publication date: May 24, 2012Inventors: Takeshi Kondo, Sadanobu Iwase, Hironobu Iyama
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Publication number: 20120122694Abstract: The invention refers to microcapsules whose capsule wall comprise resin, and which results through reaction of at least one aromatic alcohol or its ether or derivative and at least one aldehyde component, which includes at least two C-atoms per molecule.Type: ApplicationFiled: March 12, 2010Publication date: May 17, 2012Applicant: Follmann & Co. Gesellschaft fur Chemie-Werkstoffe und Verfahrenstechnik mbH & Co. KGInventors: Klaus Last, Daniel Mues
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Publication number: 20120112122Abstract: The present invention relates to microcapsules comprising a capsule core and a capsule wall, where the capsule wall is constructed from 50 to 90% by weight of one or more C1-C24-alkyl esters of acrylic acid and/or methacrylic acid (monomers I), 10 to 50% by weight of one or more polyvinyl monomers (monomers II), and 0 to 30% by weight of one or more monounsaturated, nonionizable monomers (monomer III), which are different from the monomers I in each case based on the total weight of the monomers, to a process for their preparation, and to their use in binding construction materials, textiles and heat transfer liquids.Type: ApplicationFiled: July 9, 2010Publication date: May 10, 2012Applicant: BASF SEInventors: Marc Rudolf Jung, Tobias Joachim Koplin, Stephan Altmann, Bogdan Moraru, Marco Schmidt, Tina Schroeder-Grimonpont, Hans Willax, Britta Katz
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Publication number: 20120108679Abstract: The present invention relates to a branched copolymer comprising a hydrophilic component obtainable by an addition polymerisation process and compositions and uses thereof said copolymer comprising: i) a residue of at least one monofunctional monomer comprising one polymerisable double bond per molecule and a molecular weight of less than 1000 Daltons; ii) a residue of at least one multifunctional monomer comprising at least two polymerisable double bonds per molecule and a molecular weight of less than 1000 Daltons; and wherein the end termini of the copolymer chains comprise one or more of a residue of a chain transfer agent; an initiator or a terminal group derived from a termination reaction; wherein; the molar ratio of the monofunctional monomer to multifunctional monomer is between 50:1 to 2.Type: ApplicationFiled: February 9, 2010Publication date: May 3, 2012Applicant: UNILEVER PLCInventors: Paul Hugh Findlay, Brodyck James Lachlan Royles, Neil John Simpson, Sharon Todd, Steven Paul Rannard, Jonathan Victor Mark Weaver, Roselyne Marie Andree Baudry
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Patent number: 8163207Abstract: The invention described herein relates to a method of preparing microcapsules comprising a capsule core, a polymeric capsule wall and also, disposed on the outer surface of the capsule wall, a polyelectrolyte having an average molecular weight in the range from 500 g/mol to 10 million g/mol, the polymeric capsule wall being formed from specified monomers, where the microcapsules have an average particle size of 1.5-2.5 ?m and 90% of the particles have a particle size ?4 ?m, by microencapsulating a capsule core with a polymeric capsule wall and then contacting the polymeric capsule wall with one or more polyelectrolytes in water or an aqueous medium.Type: GrantFiled: October 17, 2007Date of Patent: April 24, 2012Assignee: BASF AktiengesellschaftInventors: Marc Rudolf Jung, Dieter Niederberger, Hans Willax, Hans-Peter Hentze
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Patent number: 8142687Abstract: A method for selecting materials and processing conditions to prepare a heterogeneous structure in situ via the reaction of a homogeneous mixture of a reactive organic compound and a filler, which may then optionally be sintered. The method is employed to provide a heterogeneous composite possessing exceptionally high thermal and/or electrically conductivities for a given concentration of conductive filler. The choice of materials as well as processing conditions employed, as will be described below, have a strong effect on the rate domain formation/heterogeneity of the structure formed, the extent of filler particle-particle interactions within filler-rich domains, and ultimately the thermal and/or electrical conductivity. Proper choice of these conditions can lead to composites having enhanced properties at a reduced bulk filler concentration.Type: GrantFiled: November 8, 2010Date of Patent: March 27, 2012Assignee: Lord CorporationInventors: Timothy D. Fornes, Nicolas D. Huffman
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Publication number: 20120051965Abstract: The invention relates to a composition for use as a metal working fluid, which comprises A) An additive mixture that essentially consists of a N-Acylsarcosine and a naphthenic acid or a salt thereof, polyalkylene or propylene glycol and further additives; and B) A functional fluid. The composition is useful in a process for protection against corrosion or oxidative degradation of zinc, aluminum or alloys thereof, or zinc-coated steels, wherein zinc, aluminum or alloys thereof are exposed to the composition.Type: ApplicationFiled: February 5, 2010Publication date: March 1, 2012Applicant: BASF SEInventors: Anil Choudhary, Trivendra Kumar
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Publication number: 20120025133Abstract: A heat dissipation composition includes a hydroxy function group contained double-bond substance (such as 2-hydroxybenzophenone, 2-hydroxydibenzoacid, and alkyl 2-cyano-3,3-diphenylacrylate) formed of aromatic hydrocarbons having precursor of benzene, which is mixed with a resin-based coating agent and a diluting agent at predetermined ratios for application on a surface of a heat dissipater to facilitate heat dissipation, whereby when the heat dissipater receives heat to be dissipated, the double-bond substance absorbs the heat and induces displacement to form a resonance structure so as to more efficiently dissipate the heat and when the heat is dissipated, the substance restores the double-bond condition thereby realizing improvement of efficiency of heat dissipation.Type: ApplicationFiled: July 30, 2010Publication date: February 2, 2012Inventor: KU-HUA LIN
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Publication number: 20110313054Abstract: The present invention relates to a branched copolymer obtainable by an addition polymerisation process and uses and compositions thereof comprising a hydrophilic component, said polymer comprising: i) a residue of at least one monofunctional monomer comprising one polymerisable double bond per molecule and a molecular weight of less than 1000 Daltons; ii) a residue of at least one multifunctional monomer comprising at least two polymerisable double bonds per molecule and a molecular weight of less than 1000 Daltons; and wherein the end termini of the copolymer chains comprise one or more of a residue of a chain transfer agent; an initiator or a terminal group derived from a termination reaction; wherein; the molar ratio of the monofunctional monomer to multifunctional monomer is between 50:1 to 2.5:1 respectively; and wherein the hydrophilic component is comprised solely of at least 1 mole % of one or more monofunctional monomer which is/are comprised of hydrophilic monomer each with a solubility of 0.Type: ApplicationFiled: February 9, 2010Publication date: December 22, 2011Applicant: Unilever PLCInventors: Paul Hugh Findlay, Brodyck James Lachlan Royles, Neil John Simpson, Sharon Todd, Steven Paul Rannard, Jonathan Victor Mark Weaver, Roselyne Marie Andree Baudry
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Publication number: 20110290468Abstract: An object is to provide a heat conductive adhesive composition containing boron nitride particles and an acrylic polymer, which is capable of forming a molding having a good heat conductivity, and a heat conductive adhesive sheet with the heat conductive adhesive composition therein, which has a good heat conductivity and bond strength. Provided is the heat conductive adhesive composition which contains boron nitride particles and an acrylic polymer component, and the above boron nitride particles contain boron nitride particles having a particle size of 3 ?m or more and 300 ?m or less, wherein the boron nitride particles contain 5 to 45% by volume of boron nitride particles having a particle size of 3 ?m or more and 20 ?m or less, 30 to 70% by volume of boron nitride particles having a particle size of more than 20 ?m and 60 ?m or less, 1.0 to 40% by volume of boron nitride particles having a particle size of more than 60 ?m and 300 ?m or less.Type: ApplicationFiled: January 13, 2010Publication date: December 1, 2011Applicant: NITTO DENKO CORPORATIONInventors: Junichi Nakayama, Yoshio Terada, Kenji Furuta, Takashi Wano
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Methods for inhibiting corrosion in brazed metal surfaces and coolants and additives for use therein
Patent number: 8066902Abstract: Disclosed are coolants comprising brazed metal corrosion inhibitors. In one embodiment, the disclosed brazed metal corrosion inhibitor will comprise a polycarboxylic acid functional compound having the structure: wherein R1, R2, R3, and R4 are each independently selected from the group consisting of H, OH, COOH, C1-C10alkyl groups, glycol esters, anhydride groups, —COOM, and combinations thereof, wherein M is at least one of H, alkali metal ions, alkali earth metal ions, NH4+, amines, imidazoline, polyalcohol esters, C1 to C12 alkyl groups, and combinations thereof; wherein (1) at least three of R1, R2, R3, and R4 contain the group —COOM, wherein M is defined above; or (2) at least two of R1, R2, R3, and R4 contain an anhydride group, and at least one of R1, R2, R3, and R4 contain the group —COOM, wherein M is defined above.Type: GrantFiled: June 26, 2006Date of Patent: November 29, 2011Assignee: Prestone Products CorporationInventors: Bo Yang, Peter M. Woyciesjes, Aleksei V. Gershun, Filipe J. Marinho -
Publication number: 20110214284Abstract: Domain segregation of polymer blends or block copolymers in the presence of thermal conducting high aspect ratio nanocrystals leads to preferential placement of conductive filler either inside one domain, which promote the self-assembly of a thermal and/or electrical conducting pathway composed of high aspect ratio filler. The self-assembly of such thermal and/or electrical conducting pathway effectively enhances the thermal and/or electrical conductivity of the composite with significantly less amount of filler.Type: ApplicationFiled: September 9, 2010Publication date: September 8, 2011Applicant: Pixelligent Technologies, LLCInventors: Wei Xu, Jun Xu, Zehra Serpil Gonen-Williams, Gregory D. Cooper
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Patent number: 8003707Abstract: A modified sol-gel method to create metal-rich siliceous material, such as colloidal silica or aluminosilicate particles is disclosed. Initially, the metal salt of choice is added to a silicic acid solution or a silicic acid solution containing aluminum salt. The aluminum is added to vary the metal-support interaction as it forms Al—O—Si linkages within the silica matrix. Besides aluminum, other metals can be added that form M—O—Si (M=Ti, B, etc.) linkages, which do not become reduced when treated with a reducing agent. Once the metal, silicic acid and/or aluminum salt is generated, it is subjected to colloidal growth by addition to a basic heel. Upon colloidal synthesis, the metal salt containing colloidal particle is left as is to maximize colloidal stability or is reduced with hydrazine to produce the zero valence metal-containing colloidal particle.Type: GrantFiled: December 1, 2009Date of Patent: August 23, 2011Assignee: Nalco CompanyInventor: Brian T. Holland
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Zwitterionic surfacant together with an anionic ether-containing surfactant as a drag-reducing agent
Patent number: 7987866Abstract: The present invention relates to the use of a zwitterionic surfactant in combination with an ether sulphate or ether carboxylate surfactant in a water-based system as a drag-reducing agent. The combination has besides a high drag-reducing effect also a low sensitivity to hard water.Type: GrantFiled: January 15, 2002Date of Patent: August 2, 2011Assignee: Akzo Nobel N.V.Inventors: Martin Hellsten, Hans Oskarsson -
Publication number: 20110163260Abstract: The present invention relates to antifreeze/anticorrosion concentrates comprising from 10 to 50% by weight, based on the total amount of the concentrate, of glycerol, to processes for preparing such concentrates from superconcentrates, to aqueous coolant compositions from these concentrates, and to their use, for example in internal combustion engines.Type: ApplicationFiled: March 9, 2011Publication date: July 7, 2011Applicant: BASF AGInventors: Claudius KORMANN, Colin Irwin, Matthias Kiefer
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Publication number: 20110108758Abstract: The present invention provides a method of producing manufactured aggregates from a mPCM slurry, by combining a cementitious binder with the slurry in an agglomeration process. Also, other materials may be introduced (e.g., CaO). The agglomerated feed mix then goes through a curing and classification process to meet the size criteria of the end product. The invention also provides a method of manufacturing PCM aggregates that are substantially fire retardant by mixing the PCM particles with magnesium hydroxide or aluminum hydroxide. Water may be added to assure uniform distribution of particles with the hydroxide particles. Alternatively, the hydroxides may be obtained in situ by mixing magnesium oxide or aluminum oxide with water prior to mixing with the PCM particles.Type: ApplicationFiled: January 20, 2009Publication date: May 12, 2011Inventor: Joseph A. Driscoll
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Patent number: 7938981Abstract: A composition for deicing or for the preparation of a heat transfer fluid is provided. The composition comprises a mixture of at least two carboxylic acid salts having a t/c ratio of 2 or lower, including a dicarboxylic salt and a monocarboxylic salt, said dicarboxylic salt being present in the mixture in an amount of at least 50 wt % of the weight of the mixture, on a dry basis. More particularly, said mixture is including a succinate and a formate, wherein the succinate is in an amount of at least 50 wt %, on a dry basis. Also provided is a method for deicing a surface or preventing the accumulation of ice, snow or a mixture thereof on a surface, comprising a step of applying on a surface covered by ice, snow or a mixture thereof, or susceptible of being covered by ice, snow or a mixture thereof, the above composition. The composition is also useful for the preparation of a heat transfer fluid coolant to be used in a heat transfer system comprising a heat transfer fluid provided with a cooling system.Type: GrantFiled: September 24, 2010Date of Patent: May 10, 2011Assignee: Bioamber S.A.S.Inventors: Dilum Dunuwila, Roger L. Bernier
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Publication number: 20110049416Abstract: A method for selecting materials and processing conditions to prepare a heterogeneous structure in situ via the reaction of a homogeneous mixture of a reactive organic compound and a filler, which may then optionally be sintered. The method is employed to provide a heterogeneous composite possessing exceptionally high thermal and/or electrically conductivities for a given concentration of conductive filler. The choice of materials as well as processing conditions employed, as will be described below, have a strong effect on the rate domain formation/heterogeneity of the structure formed, the extent of filler particle-particle interactions within filler-rich domains, and ultimately the thermal and/or electrical conductivity. Proper choice of these conditions can lead to composites having enhanced properties at a reduced bulk filler concentration.Type: ApplicationFiled: November 8, 2010Publication date: March 3, 2011Inventors: TIMOTHY D. FORNES, Nicolas D. Huffman
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Patent number: 7887714Abstract: There is provided an abrasive used for polishing a substrate which comprises silica as a main component, for example a rock crystal, a quartz glass for photomask, for CMP of an organic film, Inter Layer Dielectric (ILD) and shallow trench isolation of a semiconductor device, or for polishing a hard disk made of glass. A sol which particles are dispersed in a medium, wherein the particles have a particle size of 0.005 to 1 ?m and comprise as a main component crystalline cerium oxide of the cubic system and as an additional component a lanthanum compound, a neodymium compound or a combination thereof, wherein the additional component is contained in X/(Ce+X) molar ratio of 0.001 to 0.5 in which X is lanthanum atoms, neodymium atoms or a combination thereof.Type: GrantFiled: December 17, 2001Date of Patent: February 15, 2011Assignee: Nissan Chemical Industries, Ltd.Inventors: Isao Ota, Kenji Tanimoto, Tohru Nishimura
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Publication number: 20110006250Abstract: An antifreeze composition having improved thermal stability is provided. In one embodiment, the antifreeze concentrate composition comprises from 50 to 99.8 wt. % of a glycol-based freezing point depressant selected from the group of: alkylene glycols, glycol monoethers, glycerins, and mixtures thereof; 0.01 to 10 wt. % of at least one of a 2-ethylhexanoic acid, isononanoic acid and 3,5,5-trimethylhexanoic acid; and 0.01 to 5 wt. % of at least one of octanoic acid, nonanoic acid, decanoic acid, undecanoic acid, dodecanoic acid, neodecanoic acid, benzoic acid, 2-hydroxybenzoic acid, p-terbutylbenzoic acid, and mixtures thereof. In one embodiment, the composition is employed as a concentrate in admixture with 10 to 90 wt. % water. In one embodiment no more than one dicarboxylic acid is used as an additive. In another embodiment no dicarboxylic acid is present.Type: ApplicationFiled: August 9, 2010Publication date: January 13, 2011Inventors: Serge S. Lievens, Jurgen P. DeKimpe
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Publication number: 20110003721Abstract: The present invention relates to compositions of a nanofluid, which comprises a thermal transfer fluid and carbon nanoparticles. The nanofluid may be hydrophilic nanofluids, such as a coolant, or hydrophobic nanofluids, such as nanolubricants or nanogreases. In particular, the present invention provides a homogenous hydrophilic nanofluid, which contains soluble carbon nanotubes in the hydrophilic thermal transfer fluid. The present invention also provides a nanogrease, which is a sustainable dispersion of solid carbon nanotubes in a hydrophobic thermal transfer fluid. The solid carbon nanotubes function as both as a thickener to modulate viscosity and as a solid heat transfer medium to enhance thermal conductivity and high temperature resistance.Type: ApplicationFiled: July 28, 2006Publication date: January 6, 2011Inventors: Haiping Hong, John Andrew Waynick
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Publication number: 20100283002Abstract: A molybdate-free antifreeze composition having improved thermal stability is provided. In one embodiment, the antifreeze concentrate composition comprises from 50 to 99 wt. % of a glycol-based freezing point depressant selected from the group of: alkylene glycols, glycol monoethers, glycerins, and mixtures thereof; 0.01 to 10 wt. % of at least one of a 2-ethylhexanoic acid, isononanoic acid and 3,5,5-trimethylhexanoic acid; and 0.01 to 5 wt. % of at least one of heptanoic acid, octanoic acid, nonanoic acid, decanoic acid, undecanoic acid, dodecanoic acid, neodecanoic acid, 2-hydroxybenzoic acid, p-terbutylbenzoic acid, and mixtures thereof. In one embodiment, the composition is employed as a concentrate in admixture with 10 to 90 wt. % water.Type: ApplicationFiled: July 8, 2010Publication date: November 11, 2010Inventors: Serge S. Lievens, Jurgen P. DeKimpe
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Patent number: 7828989Abstract: The present invention provides a pH stabilizing heat transfer medium composition comprising a main component of water, glycol, alcohol or glycol ether, and a pH buffer agent. The pH buffer agent is comprised of an alicyclic compound where a single ring-constituting carbon atom is bonded to two identical members or two different members selected from the group consisting of carboxymethyl and its salts, or where at least two ring-constituting neighboring carbon atoms are each bonded to a single member selected from the group consisting of carboxymethyl and its salts.Type: GrantFiled: May 29, 2007Date of Patent: November 9, 2010Assignee: Shishiai-KabushikigaishaInventors: Naoshi Ito, Kouhei Yoshimura
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Publication number: 20100275617Abstract: The invention involves composite materials containing a polymer foam and an aerogel. The composite materials have improved thermal insulation ability, good acoustic insulation, and excellent physical mechanical properties. The composite materials can be used, for instance, for heat and acoustic insulation on aircraft, spacecraft, and maritime ships in place of currently used foam panels and other foam products. The materials of the invention can also be used in building construction with their combination of light weight, strength, elasticity, ability to be formed into desired shapes, and superior thermal and acoustic insulation power. The materials have also been found to have utility for storage of cryogens. A cryogenic liquid or gas, such as N2 or H2, adsorbs to the surfaces in aerogel particles. Thus, another embodiment of the invention provides a storage vessel for a cryogen.Type: ApplicationFiled: July 13, 2010Publication date: November 4, 2010Applicants: Space AdministrationInventors: Martha K. Williams, Trent M. Smith, James E. Fesmire, Erik S. Weiser, Jared P. Sass
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Patent number: 7785487Abstract: The aqueous slurry is useful for chemical mechanical polishing semiconductor substrates having copper interconnects. The aqueous slurry includes by weight percent, 0.01 to 25 oxidizing agent, 0.1 to 50 abrasive particles, 0.001 to 3 polyvinyl pyrrolidone, 0.01 to 10 inhibitor for decreasing static etch of the copper interconnects, 0.001 to 5 phosphorus-containing compound for increasing removal rate of the copper interconnects, 0.001 to 10 complexing agent formed during polishing and balance water; and the aqueous slurry has a pH of at least 8.Type: GrantFiled: August 15, 2006Date of Patent: August 31, 2010Assignee: Rohm and Haas Electronic Materials CMP Holdings, Inc.Inventors: Terence M. Thomas, Qianqiu Ye
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Patent number: 7786234Abstract: The invention is based on the discovery that certain polyester compounds bearing free-radical curable moieties are useful as b-stageable adhesives for the microelectronic packaging industry.Type: GrantFiled: October 17, 2007Date of Patent: August 31, 2010Assignee: Designer Molecules, Inc.Inventors: Stephen M. Dershem, Farhad G. Mizori
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Patent number: 7771548Abstract: Disclosed is a quenching medium for treating a heated metal part, said medium comprising water and a polyacrylate terpolymer comprising acrylamide and/or methacrylamide monomer units, acrylic acid and/or methacrylic acid monomer units and alkyl alkoxylate allyl ether monomer units where the acid groups are in the form of an alkali metal salt and where the alkyl alkoxylate allyl ether monomers are of the formula where n is an integer from 1 to about 30, R is ethylene, propylene or butylene and G is an alkyl group of 8 to 30 carbon atoms. Also disclosed is a method for quenching a heated metal part, which process comprises immersing said metal part in the quenching medium. Also disclosed are the polyacrylate ternary copolymers.Type: GrantFiled: November 23, 2009Date of Patent: August 10, 2010Assignee: Ciba Specialty Chemicals Corp.Inventors: Robert Cockcroft, David Petty, Frank J. L. Leroy, Francis Mark Prince, Nils Hoeck, Paul Guedj
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METHODS FOR INHIBITING CORROSION IN BRAZED METAL SURFACES AND COOLANTS AND ADDITIVES FOR USE THEREIN
Publication number: 20100196773Abstract: Disclosed are coolants comprising brazed metal corrosion inhibitors. In one embodiment, the disclosed brazed metal corrosion inhibitor will comprise a polycarboxylic acid functional compound having the structure: wherein R1, R2, R3, and R4 are each independently selected from the group consisting of H, OH, COOH, C1-C10 alkyl groups, glycol esters, anhydride groups, —COOM, and combinations thereof, wherein M is at least one of H, alkali metal ions, alkali earth metal ions, NH4+, amines, imidazoline, polyalcohol esters, C1 to C12 alkyl groups, and combinations thereof; wherein (1) at least three of R1, R2, R3, and R4 contain the group —COOM, wherein M is defined above; or (2) at least two of R1, R2, R3, and R4 contain an anhydride group, and at least one of R1, R2, R3, and R4 contain the group —COOM, wherein M is defined above.Type: ApplicationFiled: April 12, 2010Publication date: August 5, 2010Applicant: HONEYWELL INTERNATIONAL INC.Inventors: Bo Yang, Peter M. Woyciesjes, Aleksei V. Gershun, Filipe J. Marinho -
Patent number: 7767263Abstract: A method of manufacturing a mould part (8) for forming an article. The method comprises: providing a master (1) of an aluminium alloy or a zinc alloy with a surface (7) corresponding to the surface of the article to be formed by the mould part. A copper layer (3) is deposited on top of the master surface (7). Then a mould part layer (4) of nickel, a nickel alloy, cobalt or a cobalt alloy is plated on top of the copper layer. The master (1) is dissolved in a solution. The copper layer (3) is selectively etched from the mould part layer (4) in an alkaline etchant comprising free Cu(II) ions, a first complexing agent forming strong complexes with Cu(I) ions but not Ni ions or Co ions, a second complexing agent forming strong complexes with Cu(II) ions but not Ni ions or Co ions. Oxygen is supplied to the etchant for oxidizing Cu(I) ions to Cu (II) ions.Type: GrantFiled: September 5, 2005Date of Patent: August 3, 2010Assignee: Danmarks Tekniske UniversitetInventor: Peter Torben Tang
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Patent number: 7754097Abstract: Disclosed is a method of simultaneously stabilizing an engine coolant concentrate and preventing hard water salt formation upon dilution of the coolant concentrate with hard water. The method comprises making a stabilized concentrate by adding to a coolant concentrate at least one stabilizer selected from the group consisting of polyacrylate polymers of the formula: where Rl is H; R4 is a terminating group; X is and R2 and R3 are each independently hydrogen, an alkali metal or an alkaline earth metal, and the sum of m and n provide a number average equivalent weight of less than 6500, and a number average molecular weight of less than 6500, the concentrate comprising 90 or more wt % freezing point depressant and then diluting the stabilized coolant concentrate with hard water to provide a final coolant composition.Type: GrantFiled: August 14, 2006Date of Patent: July 13, 2010Assignee: Honeywell International Inc.Inventor: Peter M. Woyciesjes
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Patent number: 7744775Abstract: In one embodiment, a corrosion inhibiting composition is formed by combining: (a) an inorganic phosphate; (b) a water soluble polyelectrolyte polymer dispersant; (c) a tri or tetracarboxylic acid; and (d) at least one additional component comprising at least one of a C4-C22 aliphatic or aromatic mono- or dicarboxylic acid, a silicate and at least one of a silicone or a silicate stabilizing siloxane compound, and mixtures thereof. Also disclosed are heat transfer fluids that include about 5% to about 99% by weight of freezing point-depressing agent; about 1% to about 95% by weight of water; and the disclosed corrosion inhibitor composition. A method of reducing corrosion in a heat transfer system containing one or more components that contain magnesium or a magnesium alloy requires that the system and the magnesium containing components be in contact with the disclosed heat transfer fluid.Type: GrantFiled: November 17, 2009Date of Patent: June 29, 2010Assignee: Honeywell International Inc.Inventors: Bo Yang, Filipe J. Marinho
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Publication number: 20100095911Abstract: The present invention relates to a heat transport medium used in a heat exchanger; wherein the heat transport medium improves heat conductivity without increasing kinetic viscosity by stably dispersing carbon nanotubes in a base liquid; especially water and ethylene glycol. Carbon nanotubes are stably dispersed in the base liquid by including sodium carboxyl methyl cellulose which has average molecular weight given by GPC measuring method is 6000-30000. Therefore, the heat transport medium improves heat conductivity without increasing kinetic viscosity. pH can be kept in proper range. Furthermore, a chemical reaction by the dispersant is prevented.Type: ApplicationFiled: January 10, 2008Publication date: April 22, 2010Applicant: HONDA MOTOR CO., LTD.Inventors: Yoshiyuki MORITA, Ayako OMORI
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Publication number: 20100084597Abstract: The invention relates to the defoaming of ionic liquids and also to compositions comprising at least one ionic liquid and at least one antifoam and, if appropriate, a solvent and/or further auxiliaries or additives.Type: ApplicationFiled: February 3, 2009Publication date: April 8, 2010Inventors: Peter Schwab, Christian Mund, Kerstin Kugel, Hans-Juergen Koehle, Rene Haensel
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Publication number: 20100065774Abstract: The present invention provides a highly thermal conductive compound which has a high thermal conductivity, has a high consistency and a good coating workableness, and is excellent in thermal stability at a high temperature. A highly thermal conductive compound containing (A) 85 to 97% by mass of an inorganic powder filler, (B) 2 to 15% by mass of a base oil, and (C) 0.001 to 10% by mass of a compound represented by Y—(—R2—COO—)n—R1—X (wherein R1 and R2 each is a bivalent hydrocarbon group having a linear or branched chain having 1 to 36 carbon atoms, n is 1 to 15, X and Y each is at least one substituent selected from the group consisting of a carboxyl group and a hydroxyl group or a hydrogen atom, and at least one of X and Y is a carboxyl group or a hydroxyl group; in the case where n is 2 to 15, the moiety of (—R2—COO—)n in the formula (1) may be a copolymer group composed of two or more constitutional units (—R2—COO—) wherein R2 is a bivalent hydrocarbon group different from one another).Type: ApplicationFiled: April 7, 2008Publication date: March 18, 2010Applicant: COSMO OIL LUBRICANTS CO., LTD.Inventor: Koji Hiratsuka
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Patent number: 7673497Abstract: System, methods, and compositions are described for detecting and inhibiting leaks of a transmission system. The composition may include one or more transmission system sealants and one or more light activated compounds. The transmission system sealant(s) inhibit one or more of the leaks in the transmission system. One or more of the light activated compounds are visible when activating light is directed towards a portion of the exterior of the transmission system.Type: GrantFiled: October 18, 2005Date of Patent: March 9, 2010Assignee: IDQ Operating, Inc.Inventors: William J. Quest, Darrell W. Patton
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Patent number: 7641813Abstract: Disclosed is an antifreeze composition comprising a) a water soluble liquid alcohol freezing point depressant, b) a triazine based compound of formula I, c) a mixture of tolutriazole compounds of formulae II and III, d) 2-ethylhexanoic acid or alkali metal salts thereof, e) heptanoic acid or alkali metal salts thereof and f) water, where the compounds of formula I are where Z is a C1-C11 alkylene group, X is hydrogen or an alkali metal, R1 and R2, independently are hydrogen or methyl, R3 is a group —NR4R5 where R4 is C1-C12 alkyl or -Z-COOX and R5 is hydrogen or C1-C12 alkyl; and where the compounds of formulae II and III areType: GrantFiled: September 29, 2008Date of Patent: January 5, 2010Assignee: Ciba CorporationInventors: Anil Choudhary, Mouhcine Kanouni
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Patent number: 7635669Abstract: There is provided a fluid composition including at least one hydroxy-substituted carboxylic acid. Also provided are methods of inhibiting at least one of corrosion and rust and of improving at least one of lubricity and lead compatibility. Also provided are lubricating, fuel, anticorrosion, antirust, and additive concentration compositions.Type: GrantFiled: October 4, 2004Date of Patent: December 22, 2009Assignee: Afton Chemical CorportationInventor: Scott Anthony Culley
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Publication number: 20090289216Abstract: The present invention concerns microcapsules comprising a capsule core, a capsule wall and also, disposed on the outer surface of the capsule wall, a polyelectrolyte having an average molecular weight in the range from 500 g/mol to 10 million g/mol, the capsule wall being constructed from 10% to 100% by weight of one or more C1-C24-alkyl esters of acrylic and/or methacrylic acid (monomers I), 0% to 80% by weight of a water-insoluble or sparingly soluble in water bi- or polyfunctional monomer (monomers II), and 0% to 90% by weight of other monomers (monomer III) all based on the total weight of the monomers, wherein the microcapsules have an average particle size of 1.5-2.5 ?m and 90% of the particles have a particle size ?4 ?m, a process for their production, their use in textiles, bindered building materials and heat transfer fluids, and also microcapsules as an intermediate product.Type: ApplicationFiled: October 17, 2007Publication date: November 26, 2009Applicant: BASF SEInventors: Marc Rudolf Jung, Dieter Niederberger, Hans Willax, Hans-Peter Hentze
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Publication number: 20090283713Abstract: The present invention provides methods for use of novel deicing and anti-icing compositions based on by-produce of off-specification materials from biodegradable and renewable sources and which also can be used in a variety of other services.Type: ApplicationFiled: July 27, 2009Publication date: November 19, 2009Inventors: Richard Sapienza, Axel Johnson, William Ricks
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Publication number: 20090278079Abstract: A method to use a heat transfer oil, comprising: a. selecting a heat transfer oil having an auto ignition temperature greater than 329° C. (625° F.) and a viscosity index greater than 28×Ln(Kinematic Viscosity at 100° C., in cSt)+80; wherein the heat transfer oil comprises a base oil, made from a waxy feed, with the base oil having: i. greater than 10 weight percent and less than 70 weight percent total molecules with cycloparaffinic functionality, wherein the one or more fractions have at least 31.2 wt % 1-unsaturations by FIMS; b. providing the heat transfer oil to a mechanical system; and c. transferring heat in the mechanical system from a heat source to a heat sink.Type: ApplicationFiled: July 16, 2009Publication date: November 12, 2009Inventors: Ravindra Shah, John M. Rosenbaum, Nancy J. Bertrand
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Patent number: 7582226Abstract: Herein are fluid compositions and methods of making such compositions, wherein the compositions comprise C1 to C4 esters of a mixture of C3–C6 branched carboxylic acids and C3–C6 linear carboxylic acids.Type: GrantFiled: June 16, 2004Date of Patent: September 1, 2009Assignee: ExxonMobil Chemical Patents Inc.Inventors: Eddy Van Driessche, Georges Mathys, Richard H. Schlosberg, Christian Francois, Chris De Roover
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Patent number: 7565830Abstract: System, methods, and compositions are described for detecting and inhibiting leaks of an engine oil system. The composition may include an engine oil system sealant and a light activated compound. The engine oil system sealant(s) inhibit leak(s) in the engine oil system. One or more of the light activated compounds are visible when an activating light source is directed towards a portion of the engine oil system.Type: GrantFiled: October 18, 2005Date of Patent: July 28, 2009Assignee: E.F. ProductsInventors: William J. Quest, Darrell W. Patton
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Patent number: 7550092Abstract: A chemical mechanical polishing composition includes: an abrasive component, a corrosion inhibitor, a surfactant, a diacid compound, a metal residue inhibitor, and water. The metal residue inhibitor is selected from the group of compounds having the following formulas: and combinations thereof, wherein R1, R2, R3, and R4 are independently selected from H, C1-C6 alkyl, C2-C6 alkenyl, and C2-C6 alkylidyne; and R5, R6, R7, R8, R9, and R10 are independently selected from H and C1-C6 alkyl.Type: GrantFiled: June 19, 2006Date of Patent: June 23, 2009Assignee: Epoch Material Co., Ltd.Inventors: Hui-Fang Hou, Wen-Cheng Liu, Pao-Cheng Chen, Yen-Liang Chen, Jui-Ching Chen
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Publication number: 20090152491Abstract: Thermally conductive polymer resin compositions comprising polymer, spherical or granular shape thermally conductive filler, and platy thermally conductive filler, and optionally a polymeric toughening agent. The compositions are particularly useful for metal/polymer hybrid parts.Type: ApplicationFiled: November 12, 2008Publication date: June 18, 2009Inventor: Yuji Saga
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Publication number: 20090146100Abstract: An antifreeze composition having improved thermal stability is provided. In one embodiment, the antifreeze concentrate composition comprises from 50 to 99 wt. % of a glycol-based freezing point depressant selected from the group of: alkylene glycols, glycol monoethers, glycerins, and mixtures thereof, 0.01 to 10 wt. % of at least one of a 2-ethylhexanoic acid, isononanoic acid and 3,5,5-trimethylhexanoic acid; and 0.01 to 5 wt. % of at least one of octanoic acid, nonanoic acid, decanoic acid, undecanoic acid, dodecanoic acid, neodecanoic acid, benzoic acid, 2-hydroxybenzoic acid, p-terbutylbenzoic acid, and mixtures thereof. In one embodiment, the composition is employed as a concentrate in admixture with 10 to 90 wt. % water.Type: ApplicationFiled: February 18, 2009Publication date: June 11, 2009Inventors: Serge S. Lievens, Jurgen P. DeKimpe
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Patent number: 7544307Abstract: A metal polishing liquid which contains a compound represented by the following formula (1), an aromatic heterocyclic ring compound, and an oxidizing agent, and a chemical mechanical polishing method using the metal polishing liquid. In the formula (1), R1 denotes an alkylene group, and R2 and R3 each separately denote a hydrogen atom, a halogen atom, an acyl group, an alkyl group, an alkenyl group, an alkynyl group, or an aryl group.Type: GrantFiled: September 22, 2006Date of Patent: June 9, 2009Assignee: FUJIFILM CorporationInventor: Tomohiko Akatsuka
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Patent number: 7501346Abstract: The invention provides a chemical-mechanical polishing composition comprising silica, a compound in an amount sufficient to provide about 0.2 mM to about 10 mM of a metal cation selected from the group consisting of gallium (III), chromium (II), and chromium (III), and water, wherein the polishing composition has a pH of about 1 to about 6. The invention further provides a method of chemically-mechanically polishing a substrate with the aforementioned polishing composition.Type: GrantFiled: July 21, 2006Date of Patent: March 10, 2009Assignee: Cabot Microelectronics CorporationInventor: Steven K. Grumbine