Nitrogen Or Sulfur In Phosphorus Compound Patents (Class 252/400.21)
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Patent number: 12171866Abstract: The present disclosure relates to parenteral nutritional formulations, including ready-to-use parenteral nutrition formulations. More particularly, the present disclosure is directed to lipid formulations or emulsions and multi-chamber containers comprising same, wherein the lipid emulsion contains glycerophosphorylcholine as a choline source. The present disclosure further relates to methods of providing choline to a patient in need of parenteral nutrition and methods of avoiding and/or treating choline deficiency and liver damage.Type: GrantFiled: May 29, 2019Date of Patent: December 24, 2024Assignees: BAXTER INTERNATIONAL INC., BAXTER HEALTHCARE SAInventors: Laurent Jeannin, Julien Hecq
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Patent number: 12054690Abstract: A grease composition which contains a base oil (A), a urea-based thickener (B), a sarcosine derivative (C), and a fatty acid zinc salt (D), wherein particles containing the urea-based thickener (B) in the grease composition satisfies Requirement (I). The base oil (A) is a blended base oil containing a high viscosity hydrocarbon-based synthetic oil having a specific kinematic viscosity (A1). A low viscosity hydrocarbon-based synthetic oil having a specific kinematic viscosity (A2). An ultra-high viscosity hydrocarbon-based synthetic oil has a number average molecular weight (Mn) of 2,500 to 4,500 and a specific kinematic viscosity (A3). A 40° C. kinematic viscosity of the base oil (A) is 500 mm2/s to 1,500 mm2/s. A viscosity index of the base oil (A) is 140 or more. A content of the fatty acid zinc salt (D) is 10 mass % to 20 mass % based on a total amount of the grease composition.Type: GrantFiled: March 16, 2021Date of Patent: August 6, 2024Assignee: IDEMITSU KOSAN CO., LTD.Inventor: Go Watanabe
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Patent number: 12043816Abstract: A grease composition may contain a base oil (A) and a urea-based thickener (B). Particles containing the urea-based thickener (B) in the grease composition may satisfy requirement (I). The base oil (A) may be a mixed base oil containing a high-viscosity base oil (A1) having a kinematic viscosity at 40° C. of 250 mm2/s to 550 mm2/s, a low-viscosity base oil (A2) having a kinematic viscosity at 40° C. of 5.0 mm2/s to 110 mm2/s, and an ultra-high viscosity hydrocarbon-based synthetic oil (A3) having a number average molecular weight (Mn) of 2,500 to 4,500 and a kinematic viscosity at 40° C. of 25,000 mm2/s to 50,000 mm2/s. The base oil (A) may have a kinematic viscosity at 40° C. of 25 mm2/s to 105 mm2/s and a viscosity index of 120 or more. Both low-temperature characteristics and a lubricating life can be achieved.Type: GrantFiled: March 16, 2021Date of Patent: July 23, 2024Assignee: IDEMITSU KOSAN CO., LTD.Inventor: Go Watanabe
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Patent number: 11517551Abstract: The present invention pertains to the use for preventing or treating intestinal infections caused by gram-positive bacteria in animals of an antibacterial compound selected from lactylate in accordance with formula 1, R2—COO—[—CH(CH3)—COO]n—R1??Formula 1 or a Na, K, Ca, Mg, Fe(II), Zn, NH4, or Cu(II) salt thereof, a glycolylate of formula 2, R2—COO—[—CH2—COO]n—R1??Formula 2 or a Na, K, Ca, Mg, Fe(II), Zn, NH4, or Cu(II) salt thereof, a lactate ester of formula 3, HO—CH(CH3)—COO—R22??Formula 3 and/or a glycolic acid ester of formula 4, HO—CH2—COO—R2??Formula 4 wherein R1 is selected from H, n stands for an integer with a value of 1-10, and R2 stands for a C1-C35 alkyl or alkenyl chain which may be branched or unbranched. The compound, which preferably is a lactylate or a Na, K, Ca, Mg, Fe(II), Zn, NH4, or Cu(II) salt thereof, is particularly useful in the treatment or prevention of Clostridia. An animal nutrition composition and a method for preventing or treating infections are also claimed.Type: GrantFiled: October 18, 2018Date of Patent: December 6, 2022Assignee: PURAC BIOCHEM BVInventor: Anne Cazemier
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Patent number: 11214750Abstract: The present disclosure relates to a lubricant composition comprising a first phosphorus compound, a second phosphorus compound, and a third phosphorus compound, wherein the first phosphorus compound is present in the lubricant composition in an amount to provide between about 120 and 350 ppm phosphorus. The lubricant composition may provide robust anti-wear and reduced pitting.Type: GrantFiled: September 14, 2017Date of Patent: January 4, 2022Assignee: AFTON CHEMICAL CORPORATIONInventor: Jeffrey L. Milner
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Patent number: 11053170Abstract: The present application generally relates to a method for the manufacture of a liquid composition essentially consisting of an organic solvent of the type glycol and a urease inhibitor of the type phosphoric triamide and products obtained therewith.Type: GrantFiled: February 24, 2017Date of Patent: July 6, 2021Assignee: YARA INTERNATIONAL ASAInventors: Filip Colpaert, Francois Ledoux, Ruud Van Belzen
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Patent number: 10612601Abstract: The invention provides a grease composition for constant velocity joints, which contains (a) a base oil, (b) a diurea thickener, (c) benzotriazole and/or a derivative thereof, and (d) a phosphate and/or an amine salt thereof; and a constant velocity joint where the grease composition is packed.Type: GrantFiled: December 4, 2014Date of Patent: April 7, 2020Assignees: KYODO YUSHI CO., LTD., NTN CORPORATIONInventors: Michitaka Yoshihara, Yuji Onuki, Mika Kohara, Shinichi Takabe
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Patent number: 10450529Abstract: Provided are a method for simultaneously and stably dispersing spherical nanoparticles in an oil medium by using layered nanosheets and an application thereof. The method comprises: (1) mixing the layered nanosheets and oil-soluble alkylamines to obtain a first mixture containing intercalated/exfoliated nano sheets; (2) mixing spherical nanoparticles and the oil medium to obtain a second mixture; and (3) mixing the first mixture, the second mixture and the oil medium to obtain a third mixture.Type: GrantFiled: September 23, 2014Date of Patent: October 22, 2019Assignee: SOUTH UNIVERSITY OF SCIENCE AND TECHNOLOGY OF CHINAInventors: Huaisong Yong, Dazhi Sun
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Patent number: 9265256Abstract: The present invention provides a pest control composition having an excellent controlling effect on pests, which comprises a combination of an ester compound represented by the formula (1): and a cyclic compound represented by the formula (2a) and/or a cyclic compound represented by the formula (2b).Type: GrantFiled: November 19, 2010Date of Patent: February 23, 2016Assignee: SUMITOMO CHEMICAL COMPANY, LIMITEDInventors: Masahiro Yamada, Yoshito Tanaka
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Patent number: 8951719Abstract: The present invention provides compositions useful for biomolecule storage comprising a water soluble inorganic compound, a stabilizer, or a combination thereof. The present invention also provides methods of using the compositions of the invention to store biomolecules in the dry state and in solution, as well as sample carriers and kits comprising compositions of the invention.Type: GrantFiled: August 20, 2012Date of Patent: February 10, 2015Assignee: Gentegra, LLC.Inventors: Michael Hogan, Michael Saghbini, David Wong, Chunnian Shi
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Publication number: 20140194559Abstract: The invention concerns a formulation and method which allow for the efficient delivery of antipolymerants of low solubility into processes for the production of ethylenically unsaturated monomers, and associated process streams, and which avoid the potential health and safety problems and economic disadvantages which are associated with the methods of the prior art and facilitate the safe and efficient production of these monomers. Specifically, the invention provides an antipolymerant composition for the prevention of unwanted polymerisation reactions during the production and processing of ethylenically unsaturated compounds, the composition comprising a concentrated liquid formulation, wherein said concentrated liquid formulation is a suspension concentrate which comprises: (a) at least one compound selected from the group comprising phenols, quinones, thiazines, hydroxylamines and aromatic amines; (b) at least one dispersing agent; and (c) at least one polar or non-polar liquid carrier.Type: ApplicationFiled: August 20, 2012Publication date: July 10, 2014Applicant: NuFarm UK LimitedInventors: Peter Price, Guillaume Duchamp, Angela Jane Glossop, Andrew Nigel Fawbert, Stephanie Mary Dwyer
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Publication number: 20140014880Abstract: A sterically hindered phenol and phosphite based compound represented the following formula: and its use as an antioxidant in a wide range of materials including, but not limited to, food, plastics, elastomers, composites and petroleum based products is disclosed herein.Type: ApplicationFiled: May 29, 2013Publication date: January 16, 2014Applicant: Polnox CorporationInventors: Ashok L. Cholli, Rajesh Kumar
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Patent number: 8628690Abstract: A nanoemulsion composition having enhanced oxidative stability, emulsion stability, and health benefits. The composition may include individual ingredients or a synergistic blend of non-reducing sugars, sugar polyols, medium-chain triglycerides, polysaccharides, polyphenols, phospholipids, chitosan, and alpha-casein, beta-casein, kappa-casein or protein fragments, glycopeptides, phosphopeptides. The composition may optionally be further utilized for the prevention of hypercholesterolemia or bone (and teeth) mineral loss.Type: GrantFiled: January 3, 2006Date of Patent: January 14, 2014Assignee: The Texas A&M University SystemInventors: Adela Mora-Gutierrez, Michael H Gurin
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Aluminum/alkaline or alkali/titanium containing polyesters having improved reheat, color and clarity
Patent number: 8431202Abstract: A polyester composition containing: a) aluminum atoms; and b) alkaline earth atoms or alkali metal atoms or alkali compound residues such as lithium atoms; and c) particles comprising titanium, zirconium, vanadium, niobium, hafnium, tantalum, chromium, tungsten, molybdenum, iron, or nickel atoms or combinations thereof, where the particles improve the reheat rate of the polyester composition. The polyester polymer compositions may also contain phosphorus catalyst deactivators/stabilizers. The polyester compositions and the articles made from the compositions such as bottle preforms and stretch blow molded bottles have improved reheat rate while maintaining low haze, high L*, a b* below 3, and have low levels of acetaldehyde. In the process for making the polyester polymer, the polymer melt is polycondensed in the presence of a) and b), with the particles c) added in a melt phase process or added to the polymer in an injection molding machine or extruder.Type: GrantFiled: September 16, 2005Date of Patent: April 30, 2013Assignee: Grupo Petrotemex, S.A. de C.V.Inventors: Donna Rice Quillen, Rodney Scott Armentrout, Mary Therese Jernigan, Steven Lee Stafford, Zhiyong Xia -
Publication number: 20120308987Abstract: The present invention provides compositions useful for biomolecule storage comprising a water soluble inorganic compound, a stabilizer, or a combination thereof. The present invention also provides methods of using the compositions of the invention to store biomolecules in the dry state and in solution, as well as sample carriers and kits comprising compositions of the invention.Type: ApplicationFiled: August 20, 2012Publication date: December 6, 2012Applicant: GenVault CorporationInventors: Michael HOGAN, Michael SAGHBINI, Chunnian SHI, David WONG
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Patent number: 8303851Abstract: Mixtures of additives in granular form comprising: one or more stabilizers for organic polymers; one or more organic or inorganic pigments; and/or one or more dyes; obtained by extrusion at a temperature capable of enabling the partial or total melting of the lowest-melting component. The above mixtures can be used in the stabilization and dyeing of organic polymers.Type: GrantFiled: January 18, 2008Date of Patent: November 6, 2012Assignee: Great Lakes Chemical (Europe) GmbHInventors: Carlo Neri, Corrado Callierotti
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Publication number: 20120171685Abstract: Provided herein are buffers for the stabilization of nucleic acid molecules. The buffers find particular use for the stabilization of trace amounts of nucleic acid molecules in a variety of environments, including repeated freeze/thaw cycles. For example, in some embodiments, provided herein are compositions comprising tris(hydroxymethyl)aminomethane (Tris), ethylenediaminetetraacetic acid (EDTA), polyadenylic acid, and a synthetic DNA oligonucleotide.Type: ApplicationFiled: December 30, 2011Publication date: July 5, 2012Applicant: Ibis Biosciences, Inc.Inventors: Mark W. Eshoo, David D. Duncan
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Publication number: 20120052572Abstract: Compositions and methods are disclosed for substantially liquid, gel, suspension, slurry, semisolid and/or colloid storage of biological samples following admixture with the herein disclosed storage composition, permitting substantial recovery of biological activity following storage without refrigeration. In certain embodiments, unfractionated blood or tissue samples may be stored without refrigeration for weeks, months or years in a form that permits recovery of intact DNA, RNA or protein components following the storage period.Type: ApplicationFiled: July 26, 2011Publication date: March 1, 2012Inventors: Scott E. Whitney, Steven Wilkinson, Rolf Muller
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Publication number: 20110233474Abstract: The invention relates to a liquid composition containing phosphoric or thiophosphoric triamide derivatives and suitable solvents selected from the group comprising esters of hydroxyacids, heterocyclic alcohols and their derivatives, cyclic carbonic acid esters and dicarboxyacid esters, optionally the composition may also contain glycol ethers and auxiliary substances. The invention further includes the use of this liquid composition as urease inhibitor in urea-containing fertilizers, in fertilizers and wastes of animal origin or in sprays masking animal urine odours.Type: ApplicationFiled: December 21, 2009Publication date: September 29, 2011Inventor: Petr Cigler
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Patent number: 7985456Abstract: Polymer blends are disclosed that comprise one or more polybutadiene homopolymers or copolymers having at least one functionality capable of entering into condensation reactions; one or more polyethylene terephthalate homopolymers or copolymers obtained using a catalyst system comprising aluminum atoms and one or more alkaline earth metal atoms, alkali metal atoms, or alkali compound residues, optionally obtained by a melt-phase polymerization process; and one or more transition metal atoms. The blends are useful for packaging, and exhibit improved oxygen-scavenging activity compared with blends made using many conventional polyethylene terephthalate polymers prepared with conventional catalyst systems.Type: GrantFiled: April 29, 2009Date of Patent: July 26, 2011Assignee: Grupo Petrotemex, S.A. de C.V.Inventors: Mark Edward Stewart, Rodney Scott Armentrout
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Patent number: 7780873Abstract: A bioactive complex composition having enhanced oxidative stability, emulsion stability, mineral rich transparent beverages and a wide range of functional health benefits. The composition may include as a base composition individual ingredients or a synergistic blend of mineral salts, Omega-3 rich oils, phospholipids, chitosan, and alpha-casein, beta-casein, kappa-casein or protein fragments, glycopeptides, phosphopeptides. The composition may optionally be further utilized for the prevention of hypercholesterolemia, bone (and teeth) mineral loss, treatment of mental health diseases, heart health, additional nutritional supplementation, and treatment of additional medical conditions.Type: GrantFiled: September 11, 2006Date of Patent: August 24, 2010Assignee: Texas A&M University SystemInventors: Adela Mora-Gutierrez, Michael H. Gurin
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Patent number: 7709571Abstract: Lubricant compositions and processes for producing such lubricant compositions. More specifically, low viscosity lubricant compositions for the working surface of an extrusion die during the processing of plastics that require lubricants to render them processable, such as polyvinyl chloride, chlorinated polyvinyl chloride, polyvinylidene chloride and copolymers thereof. The lubricant composition may include up to about 70% by weight of at least one metal salt while maintaining a melt viscosity low enough to process on conventional finishing equipment such as prill towers or pastillating equipment.Type: GrantFiled: October 30, 2006Date of Patent: May 4, 2010Assignee: Honeywell International IncInventor: Francis Sim
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Publication number: 20100105585Abstract: An additive package, lubricant formulation with the additive package and method of improving gear lubricant properties with the additive package are disclosed. The additive package comprises at least one antiwear additive, at least one antioxidant additive, at least one rust inhibitor additive, at least one metal passivator additive, at least one defoamant additive wherein the composition has less than 3.5% phosphorous, less than 1.7% ppm nitrogen, less than 1000 ppm sulfur, less than 100 ppm metals and a TAN of less than 30.Type: ApplicationFiled: October 27, 2009Publication date: April 29, 2010Inventors: James T. Carey, Angela S. Galiano-Roth, Margaret M. Wu, Heather M. Haigh
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Publication number: 20080099730Abstract: Lubricant compositions and processes for producing such lubricant compositions. More specifically, low viscosity lubricant compositions for the working surface of an extrusion die during the processing of plastics that require lubricants to render them processable, such as polyvinyl chloride, chlorinated polyvinyl chloride, polyvinylidene chloride and copolymers thereof. The lubricant composition may include up to about 70% by weight of at least one metal salt while maintaining a melt viscosity low enough to process on conventional finishing equipment such as prill towers or pastillating equipment.Type: ApplicationFiled: October 30, 2006Publication date: May 1, 2008Inventor: Francis Sim
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Patent number: 7255813Abstract: The invention relates to a compound containing at least one health promoting isolated antioxidant A having a redox potential of less than 180 mV and at least one stabilising antioxidant B which has a standard redox potential which is less than the standard redox potential of the antioxidant A. The use of the inventive compound and method for the production thereof are also disclosed.Type: GrantFiled: November 19, 2003Date of Patent: August 14, 2007Assignee: Nutropia Ernahrungsmedizinische Forschungs GmbHInventors: Behzad Sadeghi, Peter Kössler, Norbert Fuchs
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Patent number: 7118688Abstract: An antioxidant composition having enhanced oxidative stability, emulsion stability, and health benefits. The composition may include individual ingredients or a synergistic blend of non-reducing sugars, sugar polyols, medium-chain triglycerides, polysaccharides, polyphenols, phospholipids, chitosan, and alpha-casein, beta-casein, kappa-casein or protein fragments, glycopeptides, phosphopeptides. The composition may optionally be further utilized for the prevention of hypercholesterolemia or bone mineral loss.Type: GrantFiled: February 23, 2004Date of Patent: October 10, 2006Assignee: The Texas A&M University SystemInventors: Adela Mora-Gutierrez, Michael H. Gurin
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Patent number: 7077981Abstract: The invention relates to stabilizer systems, containing at least: a) a perchlorate salt; b) at least one or more compounds from the group consisting of carbamides, indole derivatives and enamines of formula (I), wherein n=1 or 2 and X=O or NR1; n=3–6 and X=O; R1=H, C1–C4-alkyl, C2–C6-alkenyl, C6–C10-aryl, C7–C18-alkaryl or C7–C18-aralkyl; R2 (if n=1)=C1–C22-alkyl, C2–C22-alkenyl or aryl, preferably phenyl, optionally substituted with up to 3 hydroxy, C1–C4-alkoxy or C1–C9-alkyl; or R2 (if n=2–6)=linear or branched C1-22-alkylene, optionally interrupted by one or more O or S atoms, wherein R2 (if n=3) can also be a C2–C3-alkyl trisubstituted isocyanurate; if X=NH R2 can also be H. Said stabilizer systems are suitable for stabilizing halogen-containing polymers, more particularly PVC.Type: GrantFiled: December 12, 2001Date of Patent: July 18, 2006Assignee: Crompton Vinyl Additives GmbHInventors: Wolfgang Wehner, Hans-Helmut Friedrich
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Patent number: 6913712Abstract: Mixtures of compounds comprising a compound G2 and at least one further compound from the group G0, G1, G3, G4, G5, G6, the compounds G0-G6 corresponding to formula (I) in which, in the compound G0, the radicals R1, R2, R3, R4, R5 and R6 are each hydrogen; G1, the radical R1 is Q and R2, R3, R4, R5 and R6 are each hydrogen; G2, the radicals R1 and R2 independently of one another are each Q and R3, R4, R5 and R6 are each hydrogen; G3 the radicals R1, R2 and R3 independently of one another are each Q and R4, R5 and R6 are each hydrogen; G4, the radicals R1, R2, R3 and R4 independently of one another are each Q and R5 and R6 are each hydrogen; G5, the radicals R1, R2, R3, R4 and R5 independently of one another are each Q and R6 is hydrogen; G6, the radicals R1, R2, R3, R4, R5 and R6 independently of one another are each Q; and Q and the other symbols are as defined in claim 1, are effective as stabilizers for organic material with respect to damaging exposure to light, oxygen and/or heat.Type: GrantFiled: December 14, 2000Date of Patent: July 5, 2005Assignee: CIBA Specialty Chemicals Corp.Inventor: Pascal Hayoz
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Publication number: 20040183053Abstract: This invention relates to a process for the preparation of an addition salt of at least one hindered amine light stabilizer and at least one acidic phosphorus containing compound. The process comprises the step of combining at least one hindered amine light stabilizer and an acidic phosphorus containing compound so that an addition salt is formed as an isolatable solid.Type: ApplicationFiled: March 20, 2003Publication date: September 23, 2004Inventors: Jason Clay Pearson, Gether Irick, Greg Alan King, John Peter Mykytka, Max Allen Weaver
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Patent number: 6790899Abstract: A combination of a potassium salt of a perfluoroalkane sulfonate and a sodium salt of toluene sulfonic acid, preferably in the presence of an antidrip agent to provide high melt strength, act synergistically to provide flame-retarded polycarbonate compositions at low levels. Thus, a flame-retarded polycarbonate resin can be made by adding to the polycarbonate resin an effective flame-retardant amount of a potassium salt of a perfluoroalkane sulfonate and a sodium salt of toluene sulfonic acid. The two salts may be formulated in advance into an additive composition.Type: GrantFiled: October 29, 2002Date of Patent: September 14, 2004Assignee: General Electric CompanyInventors: Rajendra K. Singh, Ye-Gang Lin
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Patent number: 6726854Abstract: An inhibitor mixture containing, as components, a) at least one nitroxyl radical (derivative), b) at least one phenol (derivative) and c) at least one chemical compound which contains at least one phosphorus atom which has the oxidation state +3 is preferably used for stabilizing compounds capable of free radical polymerization.Type: GrantFiled: July 25, 2002Date of Patent: April 27, 2004Assignee: BASF AktiengesellschaftInventors: Heinz Friedrich Sutoris, Gerhard Wagenblast, Volker Schliephake, Jürgen Schröder, Harald Keller, Thomas Jaworek
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Patent number: 6706214Abstract: A composition and process for inhibiting the corrosion of metallic substrates is revealed. The process utilizes an aqueous treatment solution comprising chitosan which has been reacted with an additive selected from the group consisting of phosphorus-containing compounds and sulfur-containing compounds and mixtures thereof. More preferably, the phosphorus-containing compound is a phosphonic acid and the sulfur-containing compound is a mercapto, thio, or thienyl containing compound or a mercapto functional silane. The composition and process are particularly useful in providing corrosion protection for aluminum and aluminum alloys.Type: GrantFiled: December 23, 2002Date of Patent: March 16, 2004Inventor: Gerald Wojcik
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Patent number: 6689825Abstract: A thermoplastic resin composition with improved flame retardance, flow and heat deflection temperature includes a thermoplastic resin; resorcinol diphenyl phosphate; and an additive blend. The additive blend includes a combination of melamine polyphosphate and ferrocene. The thermoplastic composition reduces the amounts of resorcinol diphenyl phosphate required for effective flame retardancy. Moreover, the effective amounts of melamine polyphosphate and ferrocene do not deleteriously affect other properties of the thermoplastic composition such as Izod strength, flow properties, and heat deflection temperatures. A process for manufacturing a thermoplastic composition is also disclosed.Type: GrantFiled: November 27, 2002Date of Patent: February 10, 2004Assignee: General Electric CompanyInventors: Chandra S. Bajgur, William Pecak, Radhakrishna Arakali
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Patent number: 6660696Abstract: Phosphorothionate derivatives derived from cashew nut shell liquid (CNSL) for use as an thermally stable antioxidant, antiwear, friction reducing and extreme pressure additive in a lubricant composition are synthesized by the steps of (a) partially hydrogenating distilled technical cashew nut shell liquid with palladium or nickel or platinum catalyst; to hydrogenate the olefinic chain; (b) reacting partially hydrogenated technical cashew nut shell liquid with phosphorus trihalide and sulphur, the reaction being carried out at a temperature ranging from 20 to 220° C. A lubricant containing a major proportion of a material selected from the group consisting of an oil of lubricating viscosity or a grease; and remainder an additive including CNSL phosphorothionate derivative, prepared by the foregoing process.Type: GrantFiled: June 20, 2002Date of Patent: December 9, 2003Assignee: Indian Oil Corporation LimitedInventors: Rajeev Ranjan, Ajay Kumar Arora, Rakesh Sarin, Deepak Kumar Tuli, Ram Prakash Verma, Akhilesh Kumar Bhatnagar
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Publication number: 20030189192Abstract: Stablizing mixtures for organic polymers comprising: (a) at least one compound belonging to the group of 3-pyrazolidinones; (b) at least one compound belonging to the group of organic phosphites or phosphonites; (c) at least one compound belonging to the group of sterically hindered phenols; and, optionally, (d) at least one compound belonging to the group of sterically hindered amines. The above mixtures can be used as stabilizers of organic polymers to degradation caused by oxygen, heat and/or light.Type: ApplicationFiled: February 4, 2003Publication date: October 9, 2003Inventors: Daniele Girelli, Fabjo Broussard, Vincenzo Malatesta
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Patent number: 6508958Abstract: A composition and process for inhibiting the corrosion of metallic substrates is revealed. The process utilizes an aqueous treatment solution comprising chitosan which has been reacted with an acid selected from the group consisting of phosphonic acids, carboxylic acids and mixtures thereof. The composition and process are particularly useful in providing corrosion protection for aluminum and aluminum alloys.Type: GrantFiled: July 16, 2001Date of Patent: January 21, 2003Inventor: Gerald Wojcik
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Patent number: 6458956Abstract: An inhibitor mixture containing, as components, a) at least one nitroxyl radical (derivative), b) at least one phenol (derivative) and c) at least one chemical compound which contains at least one phosphorus atom which has the oxidation state +3 is preferably used for stabilizing compounds capable of free radical polymerization.Type: GrantFiled: August 7, 2000Date of Patent: October 1, 2002Assignee: BAF AktiengesellschaftInventors: Heinz Friedrich Sutoris, Gerhard Wagenblast, Volker Schliephake, Jürgen Schröder, Harald Keller, Thomas Jaworek
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Patent number: 6383414Abstract: A process of inhibiting a corrosion of metal plugs formed in integrated circuits is described. The corrosion inhibiting process includes providing a partially fabricated integrated circuit surface including the metal plugs on a polishing pad to carry out chemical-mechanical polishing, introducing slurry including a corrosion inhibiting compound on the polishing pad in sufficient concentration to inhibit corrosion of the metal plugs of the partially fabricated integrated circuit surface, and polishing the partially fabricated integrated circuit surface.Type: GrantFiled: March 15, 2000Date of Patent: May 7, 2002Assignee: LSI Logic CorporationInventor: Nicholas F. Pasch
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Patent number: 6225385Abstract: The present invention relates to a stabilizer mixture prepared by partially condensing PCl3 with 2,2′-dimethyl-4,4′-dihydroxy-5,5′-di-tert-butyldiphenyl sulfide, where the phosphorus content is from 2 to 4% by weight and the content of 2,2′-dimethyl-4,4′-dihydroxy-5,5′-di-tert-butyldiphenyl sulfide is from 0.5 to 50% by weight. The stabilizer mixture has very good solubility in organic solvents and in the polymer and has very good stabilizing action.Type: GrantFiled: March 19, 1999Date of Patent: May 1, 2001Assignee: Clariant GmbHInventors: Thomas Stährfeldt, Alexander Lichtblau, Gerhard Pfahler, Karl Gaa