Alicyclic Polycarboxylic Acid Moiety Patents (Class 560/127)
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Patent number: 11814477Abstract: An alkyd polymer composition for use in low volatile organic compound (VOC) containing products that exhibits a Gardner-Holdt viscosity with 30 weight % mineral spirits at 25° C. that is less than or equal to Z4, a thy-hard time of less than 10 hours when tested with metal driers according to ASTM D 1640-03, and a clear appearance. The alkyd polymer composition includes, as polymerized units an alkyd polymer of one or more fatty acids; a sugar alcohol having at least 6 carbon atoms; a polyol with four or more hydroxyl functional groups; and an aromatic polyacid with two carboxylic acid groups located in a meta-position relative to one another. The alkyd polymer composition includes at least one aliphatic oxide ring having one or more peaks located between 75 to 90 ppm as measured using C13 Nuclear Magnetic Resonance (NMR) spectroscopy.Type: GrantFiled: August 25, 2017Date of Patent: November 14, 2023Assignee: Arkema Inc.Inventor: Kyu-Jun Kim
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Patent number: 11807603Abstract: The invention relates to a polyglycerol partial ester obtainable by esterification of a polyglycerol with a carboxylic acid mixture comprising at least one polyhydroxycarboxylic acid of a hydroxycarboxylic acid having 8 to 32 carbon atoms, at least one short-chain dicarboxylic acid having 2 to 16, preferably 6 to 14, particularly preferably 8 to 12, carbon atoms, at least one long-chain dicarboxylic acid having 24 to 44, preferably 30 to 40, particularly preferably 34 to 38, carbon atoms, and at least one fatty acid selected from linear, unsaturated and branched, saturated fatty acids having 14 to 24 carbon atoms, to a method for preparing polyglycerol partial esters, and to the use of corresponding polyglycerol partial esters as W/O emulsifier.Type: GrantFiled: May 15, 2017Date of Patent: November 7, 2023Assignee: Evonik Operations GmbHInventors: Jan Marian Von Hof, Achim Friedrich, Wolfgang Berkels, Barbara Hohenberg, Oliver Springer, Juergen Meyer
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Patent number: 11786597Abstract: The compositions and methods described herein are topically applied to the skin with negligible or no skin irritation and can direct or prevent transport through the skin. The compositions contain neat ionic liquids, optionally in combination with a drug to be delivered. In a preferred embodiment, the compositions increase transdermal transport of the drug to be delivered. In some embodiments, the compositions disrupt bacterial biofilms. This is particularly beneficial in the treatment of antibiotic resistant skin infections. In other embodiments, the compositions direct delivery within the skin. In still other embodiments, the compositions prevent transfer of substances through the stratum corneum. The disclosed compositions and methods can be tuned and modified such that they can be used to treat or prevent a variety of different diseases and disorders.Type: GrantFiled: June 21, 2019Date of Patent: October 17, 2023Assignees: THE REGENTS OF THE UNIVERSITY OF CALIFORNIA, TRIAD NATIONAL SECURITY, LLC, THE ARIZONA BOARD OF REGENTSInventors: Michael Zakrewsky, Samir Mitragotri, David T. Fox, Andrew Koppisch, Rico Del Sesto, Katherine Lovejoy
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Patent number: 11685876Abstract: Compositions prepared from an adduct of mono-maleated polyunsaturated vegetable oil and an alcohol mixture comprising a hydrophobic alcohol having at least 9 carbon atoms and methoxypolyethylene glycol having a number average molecular weight (Mn) of at least 350. Metalworking fluids comprising less than 3 wt % of a composition that is an adduct of mono-maleated polyunsaturated vegetable oil and an alcohol mixture comprising an alcohol having at least 2 carbon atoms and methoxypolyethylene glycol having a number average molecular weight (Mn) of at least 350. Methods of improving the stability and/or lubricity of a metalworking fluid using a composition that is adduct of mono-maleated polyunsaturated vegetable oil and an alcohol mixture comprising an alcohol having at least 2 carbon atoms and methoxypolyethylene glycol having a number average molecular weight (Mn) of at least 350.Type: GrantFiled: November 18, 2021Date of Patent: June 27, 2023Assignee: The Lubrizol CorporationInventors: Mark J McGuiness, Theodore Hammer
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Patent number: 11639438Abstract: An epoxy resin composition for encapsulation of semiconductor devices and a semiconductor device encapsulated using the epoxy resin composition, the epoxy resin composition including an epoxy resin; a curing agent; an inorganic filler; and a curing catalyst, the epoxy resin including an epoxy resin represented by Formula 1:Type: GrantFiled: September 20, 2021Date of Patent: May 2, 2023Assignee: SAMSUNG SDI CO., LTD.Inventors: Yong Yeop Park, Dong Hwan Lee, Kyoung Chui Bae, Min Joon Seo, Chui Ho Lee
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Patent number: 11407882Abstract: Provided are a plasticizer composition, a resin composition and a method of preparing the same. Particularly, a plasticizer comprising a cyclohexane 1,4-diester based material and a citrate-based material. The plasticizer is capable of improving physical properties such as plasticization efficiency, migration, tensile strength, elongation rate, stress migration and light fastness, which are required for sheet formulations, when used as a plasticizer for the resin composition by improving poor physical properties generated due to a structural limitation thereof, and a resin composition including the same are provided.Type: GrantFiled: April 17, 2017Date of Patent: August 9, 2022Assignee: LG Chem, Ltd.Inventors: Hyun Kyu Kim, Mi Yeon Lee, Yun Ki Cho, Jeong Ju Moon, Joo Ho Kim, Seok Ho Jeong
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Patent number: 11326119Abstract: Provided are: a lubricant base oil capable of achieving both a high traction coefficient and an excellent low-temperature fluidity at a higher level and having a high flash point, which contains a ring-containing compound having at least (i) a crosslinked bicyclic ring where two rings are bonded while sharing 3 or more carbon atoms, and (ii) an acyloxy group or a hydrocarbyloxycarbonyl group each containing a branched hydrocarbon group with a main chain having 4 or more carbon atoms, a lubricating oil composition containing the lubricant base oil, and a continuously variable transmission using the lubricating oil composition.Type: GrantFiled: March 27, 2019Date of Patent: May 10, 2022Assignee: IDEMITSU KOSAN CO., LTD.Inventors: Kenichi Ogata, Akio Kojima, Takeshi Iwasaki
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Patent number: 11208612Abstract: Compositions prepared from an adduct of mono-maleated polyunsaturated vegetable oil and an alcohol mixture comprising a hydrophobic alcohol having at least 9 carbon atoms and methoxypolyethylene glycol having a number average molecular weight (Mn) of at least 350. Metalworking fluids comprising less than 3 wt % of a composition that is an adduct of mono-maleated polyunsaturated vegetable oil and an alcohol mixture comprising an alcohol having at least 2 carbon atoms and methoxypolyethylene glycol having a number average molecular weight (Mn) of at least 350. Methods of improving the stability and/or lubricity of a metalworking fluid using a composition that is adduct of mono-maleated polyunsaturated vegetable oil and an alcohol mixture comprising an alcohol having at least 2 carbon atoms and methoxypolyethylene glycol having a number average molecular weight (Mn) of at least 350.Type: GrantFiled: December 4, 2018Date of Patent: December 28, 2021Assignee: The Lubrizol CorporationInventors: Mark J McGuiness, Theodore Hammer
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Patent number: 10919273Abstract: A thermoplastic polymer advanceable by solid state polymerization is blended with at least one dissimilar thermoplastic polymer. The blend is solid state polymerized to provide a modified polymer alloy blend having at least one physical or chemical property different from that of the blend before solid state polymerization. The modified polymer alloy blend may be coextruded with a layer of thermoplastic extrusion polymer having a melt viscosity similar to that of the modified polymer alloy.Type: GrantFiled: October 13, 2015Date of Patent: February 16, 2021Inventor: Jeffrey Niederst
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Patent number: 10781159Abstract: A hydrogenation method for increasing the yield of cyclohexane-1,4-dicarboxylic acid diisooctyl ester is provided. The hydrogenation method uses a hydrogenating reaction tank, which is equipped with a hollow-shaft gas-introducing mixer having air-extracting, air-exhausting and mixing functions, to allow hydrogen gas to be uniformly dispersed in a reaction solution. A ruthenium-on-alumina (Ru/Al2O3) hydrogenation catalyst can be used for carrying out a hydrogenation reaction under gentle conditions. Therefore, the hydrogenation catalyst can be used in a reduced amount, the risk of side reaction(s) can be reduced, and the yield of cyclohexane-1,4-dicarboxylic acid diisooctyl ester can reach at least 99% with a cis isomer proportion of at least 85.0%. The hydrogenation method shows extremely high economic benefit.Type: GrantFiled: October 18, 2019Date of Patent: September 22, 2020Assignee: NAN YA PLASTICS CORPORATIONInventors: Te-Chao Liao, Jung-Jen Chuang, Chung-Yu Chen, Chia-Ruey Tsai, Sung-Chieh Chao
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Patent number: 10730822Abstract: The present invention discloses a process for making alicyclic polycarboxylic acids or their derivatives, referring to a process for hydrogenating aromatic polycarboxylic acids or their derivatives in the presence of hydrogen and a catalyst to form alicyclic polycarboxylic acids or their derivatives, and the catalyst comprises at least one active metal of group VIIIB transition elements of the periodic table of elements, and a catalyst support comprising group IIA and group IIIA elements in a specific weight ratio.Type: GrantFiled: March 14, 2019Date of Patent: August 4, 2020Assignee: CPC CORPORATION, TAIWANInventors: Ching-Fa Chi, Ying-Chien Yang, Yi-Hui Chen, Yih-Ping Wang, Chyi-Liuh Ho
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Patent number: 10669224Abstract: High-purity dibasic acid compositions are generally disclosed. In some embodiments, the dibasic acid compositions are solutions or suspensions. In some other embodiments, the compositions are solid-state compositions. In some such embodiments, the solid-state compositions include a dibasic acid as a crystalline solid and further include a low quantity of certain impurities, such as monobasic acids, various esters, and the like. Methods and systems for making such high-purity dibasic acid compositions are also disclosed.Type: GrantFiled: February 19, 2018Date of Patent: June 2, 2020Assignee: Elevance Renewable Sciences, Inc.Inventors: Alpeshkumar K. Patel, Brian Pease, Bradon J. Dreyer, Yenamandra Viswanath
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Patent number: 10633323Abstract: Provided is a method of producing an acid halide solution that is useful in production of a polymerizable liquid-crystal compound. The method of producing an acid halide solution includes: a first step of reacting a specific dicarboxylic acid compound with a halogenating agent in a water-immiscible organic solvent in the presence of at least 1.1 equivalents and not more than 3.0 equivalents of an activator relative to the dicarboxylic acid compound to obtain a reaction liquid including a solution that contains an acid halide compound and an oily liquid that is immiscible with the solution containing the acid halide compound; and a second step of removing the oily liquid from the reaction liquid obtained in the first step to obtain a purified liquid containing the acid halide compound.Type: GrantFiled: January 20, 2017Date of Patent: April 28, 2020Assignee: ZEON CORPORATIONInventors: Kanako Sanuki, Kei Sakamoto, Kumi Okuyama, Hiroki Iwaki
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Patent number: 10570225Abstract: The present invention generally relates to processes for converting an ester group to an acid group for polymers having a pendant ester of an acid group. This process is generally performed using an aqueous strong base.Type: GrantFiled: March 2, 2018Date of Patent: February 25, 2020Assignee: Vifor (International) Ltd.Inventors: Eric Connor, Faleh Salaymeh
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Patent number: 10465959Abstract: A heat pump device and an organic Rankine cycle device that are capable of maintaining a stable thermal cycle even when an HFO or HCFO is used as the refrigerant. The refrigerant circulation device uses a refrigerant, wherein the refrigerant includes a hydrofluoroolefin or hydrochlorofluoroolefin having a carbon-carbon double bond within the molecular structure, and a reaction suppression unit which suppresses an isomerization reaction of the refrigerant is provided within the refrigerant circulation circuit.Type: GrantFiled: October 23, 2014Date of Patent: November 5, 2019Assignees: MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD., CENTRAL GLASS CO., LTD.Inventors: Kenji Ueda, Naoki Kobayashi, Yoshinori Akamatsu, Fuyuhiko Sakyu, Yoshio Nishiguchi
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Patent number: 10370307Abstract: The invention concerns a process for the oligomerization of ethylene into alpha-olefins, comprising a step for the oligomerization of ethylene, a step for deactivation of the catalyst, a and step for separation of the products, the reactor being provided with a cooling loop (100, 101, 102) by means of which at least a portion of the reaction effluent is moved through at least two switchable heat exchangers, said heat exchangers being cleaned alternately by means of an integrated cleaning device.Type: GrantFiled: December 21, 2017Date of Patent: August 6, 2019Assignees: AXENS, IFP Energies NouvellesInventors: Catherine Boutrot, Nicolas Janot, Xavier Liege, Etienne Niderkorn, Jerome Pigourier, Daniel Jean Vinel, Frederic Favre, Lionel Magna
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Patent number: 10173212Abstract: The present invention relates to a method for regenerating a hydrogenation catalyst for a phthalate compound. More specifically, the present invention regenerates a hydrogenation catalyst for a phthalate compound by using an alcohol, and thereby provides a method for regenerating a hydrogenation catalyst for a phthalate compound that is capable of continuously hydrogenating a phthalate compound without replacing a catalyst in a catalytic reactor, and is also capable of improving operational stability and the lifetime of a catalyst and increasing economic efficiency.Type: GrantFiled: March 31, 2016Date of Patent: January 8, 2019Assignee: HANWHA CHEMICAL CORPORATIONInventors: Ki Taeg Jung, Kyong Jun Yoon, Hyo Suk Kim, Jang Young Kwak, Pil Je Seong, Kyoung Il Lee
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Patent number: 10053545Abstract: A method of introducing an additive into a polymeric material comprises using a liquid formulation comprising an additive, for example a colorant, and a vehicle comprising an aliphatic or aromatic tri- or di-carboxylic acid covalently linked by ester bonds to two or more chains. The method involves contacting the liquid formulation with the polymeric material in a melt processing apparatus. The cavity transfer mixer may be used in the process. A fiber is suitably subsequently produced.Type: GrantFiled: December 19, 2011Date of Patent: August 21, 2018Assignee: COLORMATRIX HOLDINGS, INC.Inventors: John Goulbourn, Andrew Stuart Overend, Christine Leeming
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Patent number: 10017448Abstract: A process for ring hydrogenation of a benzenepolycarboxylic acid or derivative thereof, includes contacting a feed stream comprising the acid or derivative thereof with a hydrogen containing gas in the presence of a catalyst under hydrogenation conditions to produce a hydrogenated product, wherein the catalyst contains rhodium and ruthenium.Type: GrantFiled: October 9, 2015Date of Patent: July 10, 2018Assignee: ExxonMobil Chemical Patents Inc.Inventors: Stuart L. Soled, Sabato Miseo, Joseph E. Baumgartner, Christine E. Kliewer, Hans K. T. Goris
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Patent number: 9879200Abstract: Disclosed herein are lubricating compositions and methods of use of the same, including for, e.g., use in metalworking operations.Type: GrantFiled: October 14, 2016Date of Patent: January 30, 2018Assignee: Ingevity South Carolina, LLCInventors: Thomas J. Cuff, James L. Bowers, Eric J. Olivier, Kejian Yao
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Patent number: 9556104Abstract: A process for the hydrogenation of substituted aromatic compounds, with particular reference to esters of aromatic carboxylic acids, for example of aromatic esters used commonly as plasticizers in polymers having wide commercial application (see, in particular, esters of phthalic acid and trimellitic acid).Type: GrantFiled: October 2, 2013Date of Patent: January 31, 2017Assignee: POLYNT S.P.A.Inventors: Gian Luca Castiglioni, Carlotta Cortelli, Leonardo Poletti
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Patent number: 9512381Abstract: The invention relates to novel lubricity enhancing additives, to a method for producing the same, and to the use thereof.Type: GrantFiled: May 3, 2010Date of Patent: December 6, 2016Assignee: Rhein Chemie Rheinau GmbHInventors: David Larem, Sandra Horstmann, Steffen Sandhöfner
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Patent number: 9487463Abstract: High-purity dibasic acid compositions are generally disclosed. In some embodiments, the dibasic acid compositions are solutions or suspensions. In some other embodiments, the compositions are solid-state compositions. In some such embodiments, the solid-state compositions include a dibasic acid as a crystalline solid and further include a low quantity of certain impurities, such as monobasic acids, various esters, and the like. Methods and systems for making such high-purity dibasic acid compositions are also disclosed.Type: GrantFiled: September 30, 2014Date of Patent: November 8, 2016Assignee: Elevance Renewable Sciences, Inc.Inventors: Alpeshkumar K. Patel, Brian Pease, Bradon J. Dreyer, Yenamandra Viswanath
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Patent number: 9434855Abstract: Disclosed is a polymer which is prepared by reacting (a) dimer fatty acids with (b) at least one polyether of general structural formula (I) where R is a C3 to C6 alkylene radical and n is selected accordingly such that said polyether has a number-average molecular weight of 450 to 2200 g/mol, components (a) and (b) are used in a molar ratio of 0.7/2.3 to 1.3/1.7, and the resulting polymer has a number-average molecular weight of 1500 to 5000 g/mol and an acid number <10 mg KOH/g. Also disclosed is a pigmented aqueous basecoat material which comprises this polymer, and the use of said polymer in pigmented aqueous basecoat materials. It further relates to a method for producing multicoat paint systems, and also to the multicoat paint systems producible by means of said method. Moreover, the present invention relates to the refinish of defect areas on multicoat paint systems.Type: GrantFiled: August 28, 2013Date of Patent: September 6, 2016Assignee: BASF Coatings GmbHInventors: Peter Hoffmann, Bernhard Steinmetz, Jorn Lavalaye, Hardy Reuter
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Patent number: 9228089Abstract: The present invention relates to the use of a product obtainable by the reaction of a fatty acid, or mixture of acids, having the formula R1COOH (I); and a dicarboxylic acid or a derivative thereof having the formula (IIa) or (IIb) with an alkoxylated fatty amine having the formula (III) or a partial or wholly quaternized derivative thereof; optionally said reaction between the fatty acid, the dicarboxylic acid and the alkoxylated fatty amine is being followed by a further reaction step wherein part or all of the nitrogen atoms are quaternized by reaction with an alkylating agent R5X; as a corrosion inhibitor for metal surfaces. The present invention also relates to such products and to methods for their production.Type: GrantFiled: December 23, 2011Date of Patent: January 5, 2016Assignee: AKZO NOBEL CHEMICALS INTERNATIONAL B.V.Inventors: Per-Erik Hellberg, Natalija Gorochovceva
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Patent number: 8946467Abstract: Disclosed is a process for the liquid phase hydrogenation of phthalates to cyclohexanoates. By using a reactor with a multiplicity of tubes, with a cooling fluid supplied to the outside of the tubes, shortcomings of traditional recycle mode fixed bed reactors can be overcome. Feed dilution can be avoided, resulting in much higher reaction rates.Type: GrantFiled: July 28, 2011Date of Patent: February 3, 2015Assignee: ExxonMobil Chemical Patents Inc.Inventor: Travis Allen Reine
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Patent number: 8933253Abstract: Compounds of the formula 1 wherein, R is hydrogen, alkyl or substituted alkyl, aryl or substituted aryl are useful intermediates in the synthesis of fragrance ingredients such as Ambrox 2.Type: GrantFiled: December 21, 2011Date of Patent: January 13, 2015Assignee: Givaudan S.A.Inventors: Fridtjof Schröder, Urs Mueller, Jürg Daniel Oetiker
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Patent number: 8895040Abstract: The present invention relates to cosmetic and/or personal care formulations and/or compounds. In one embodiment, the present invention relates to ester compounds that can be used in various personal care formulations and/or compounds. In another embodiment, the present invention relates to branced ester compounds having a molecular weight of at least about 1,500 daltons that can be used in various personal care formulations and/or compounds.Type: GrantFiled: June 4, 2009Date of Patent: November 25, 2014Assignee: Lubrizol Advanced Materials, Inc.Inventors: Brian J. Vondruska, Peter Frank, Anchuu Wu
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Publication number: 20140343204Abstract: Processes for the production of compositions including esters and their hydrogenated derivatives are provided. The esters and the hydrogenated derivatives may be produced with among other things alcohols that are derived from biological sources such as photosynthetic microorganisms. The esters and/or the hydrogenated derivatives may be employed as plasticizers for polymeric compositions.Type: ApplicationFiled: June 7, 2012Publication date: November 20, 2014Inventors: Didier Naert, Allen D. Godwin
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Patent number: 8865930Abstract: Disclosed herein is a method for synthesizing terpenoid compounds, as well as compositions comprising terpenoids and methods for their use. In one aspect the process is represented by the scheme wherein G is X is and R1, R2 and R3 independently are selected from H, acyl, lower alkyl and aralkyl; and Y is —O—, —S— or —NH—, and R4 is selected from H, acyl, lower alkyl and aralkyl.Type: GrantFiled: August 10, 2009Date of Patent: October 21, 2014Assignee: Salk Institute for Biological StudiesInventors: Joseph P. Noel, Justin Ramsey, Thomas J. Baiga
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Publication number: 20140296561Abstract: A sulfonium salt having a 4-fluorophenyl group is introduced as recurring units into a polymer comprising hydroxyphenyl(meth)acrylate units and acid labile group-containing (meth)acrylate units to form a polymer which is useful as a base resin in a resist composition. The resist composition has a high sensitivity, high resolution and minimized LER.Type: ApplicationFiled: June 17, 2014Publication date: October 2, 2014Inventors: Youichi OHSAWA, Masaki OHASHI, Seiichiro TACHIBANA, Jun HATAKEYAMA
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Publication number: 20140296516Abstract: The invention relates to metal complexes of general formula (I) and to a method for the production thereof, in which M, R1, R2, R3, X and Y in addition to Ra, Rb, Rc, Rd, Re, Rf, Rg, Rh can have the meanings defined in the claims. Said metal complexes form air-stable compounds and are suitable as pre-catalysts in the olefin metathesis.Type: ApplicationFiled: February 23, 2012Publication date: October 2, 2014Applicant: STUDIENGESELLSCHAFT KOHLE MBHInventors: Alois Furstner, Johannes Heppekausen
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Publication number: 20140275578Abstract: Compounds of the formula 1 wherein, R is hydrogen, alkyl or substituted alkyl, aryl or substituted aryl are useful intermediates in the synthesis of fragrance ingredients such as Ambrox 2.Type: ApplicationFiled: December 21, 2011Publication date: September 18, 2014Applicant: GIVAUDAN S.A.Inventors: Fridtjof Schröder, Jürg Daniel Oetiker
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Publication number: 20140275370Abstract: The invention provides a novel bio-based dispersant comprising the reaction product of a natural triglyceridic oil, fatty acid oil or fatty acid oil derivative wherein said natural triglyceridic oil, fatty acid oil, or fatty acid oil derivative containing greater than about 80 percent of unsaturated or conjugated unsaturated fatty acids with a substrate capable of undergoing an ene or Diels Alder reaction to form an adduct that is further esterified and/or neutralized with an alkanolamine or alkoxylated alkanolamine.Type: ApplicationFiled: March 17, 2014Publication date: September 18, 2014Inventor: James T Tanner
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Publication number: 20140221330Abstract: An objective of the present invention is to provide a novel NDM (New Delhi metallo-?-lactamase) inhibitor that functions as a drug for restoring the antibacterial activity of ?-lactam antibiotics that have been inactivated as a result of decomposition by NDM.Type: ApplicationFiled: July 26, 2012Publication date: August 7, 2014Inventors: Akihiro Morinaka, Kazunori Maebashi, Takashi Ida, Muneo Hikida, Mototsugu Yamada, Takao Abe
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Publication number: 20140212813Abstract: A radiation-sensitive resin composition includes a first polymer including an acid-labile group, an acid generator to generate an acid upon exposure to radiation, and a second polymer including a fluorine atom and a functional group shown by a general formula (x). The second polymer has a fluorine atom content higher than a fluorine atom content of the first polymer. R1 represents an alkali-labile group. A represents an oxygen atom, —NR?—, —CO—O—# or —SO2—O—##, wherein the oxygen atom represented by A is not an oxygen atom bonded directly to an aromatic ring, a carbonyl group, or a sulfoxyl group, R? represents a hydrogen atom or an alkali-labile group, and “#” and “##” each indicate a bonding hand bonded to R1.Type: ApplicationFiled: April 2, 2014Publication date: July 31, 2014Applicant: JSR CORPORATIONInventors: Yuusuke ASANO, Mitsuo SATOU, Hiromitsu NAKASHIMA, Kazuki KASAHARA, Yoshifumi OIZUMI, Masafumi HORI, Takanori KAWAKAMI, Yasuhiko MATSUDA, Kazuo NAKAHARA
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Publication number: 20140161830Abstract: Provided herein are lipidoids that may be prepared from the conjugate addition of alkylamines to acrylates. In some embodiments, provided lipidoids are biodegradable and may be used in a variety of drug delivery systems. Given the amino moiety of the lipidoids, they are well-suited for the delivery of polynucleotides, in addition to other agents. Nanoparticles containing the inventive lipidoids and polynucleotides have been prepared and have been shown to be effective in delivering siRNA.Type: ApplicationFiled: November 25, 2013Publication date: June 12, 2014Applicant: Massachusetts Institute of TechnologyInventors: Daniel Griffith Anderson, Kathryn Ann Whitehead, Joseph R. Dorkin, Arturo Jose Vegas, Yunlong Zhang
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Publication number: 20140148613Abstract: Disclosed is a process for the liquid phase hydrogenation of phthalates to cyclohexanoates. By using a reactor with a multiplicity of tubes, with a cooling fluid supplied to the outside of the tubes, shortcomings of traditional recycle mode fixed bed reactors can be overcome. Feed dilution can be avoided, resulting in much higher reaction rates.Type: ApplicationFiled: July 28, 2011Publication date: May 29, 2014Applicant: ExxonMobil Chemical Patents Inc. - Law TechnologyInventor: Travis A. Reine
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Patent number: 8729278Abstract: Disclosed is an improved process for the production of phthalic anhydride wherein the spent catalyst is removed from the oxidation reactor tubes more effectively by vacuuming from the top and using a vacuum hose having a tip with an increased impact strength and with a maximum hardness. As a result, the new catalyst loading can be made more uniform and the process may be operated with improved stability at higher organics loadings in the reactor feed. Process stability may be further improved by varying the outlet temperature of the phthalic anhydride precondenser over time.Type: GrantFiled: October 13, 2010Date of Patent: May 20, 2014Assignee: ExxonMobil Chemical Patents Inc.Inventors: Nicolaas A. de Munck, Raul Zweevel, Annemieke de Winter, Liza De Geeter, Theo Wandel
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Patent number: 8722922Abstract: The disclosure provides a process for hydrogenation of polycarboxylic acids or derivatives thereof, including: hydrogenation of polycarboxylic acids or derivatives thereof in the presence of a catalyst, wherein the catalyst includes an active metal and a support, the support includes a Group IIA element and a Group IIIA element, and the active metal includes a Group VIIIB element.Type: GrantFiled: May 7, 2012Date of Patent: May 13, 2014Assignee: Industrial Technology Research InstituteInventors: Hsu-Kai Chang, Chion-Hwang Lee, Kuo-Ching Wu, Hsi-Yen Hsu
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Patent number: 8653296Abstract: A method for preparing esters of cyclohexane polycarboxylic acids from esters of benzene polycarboxylic acids makes improvement to hydrogenation of esters of benzene polycarboxylic acids by using a reaction tank having a gas-introducing mixer capable of extracting and exhausting air and stirring to hydrogenate an ester of a benzene polycarboxylic acids into an ester of a cyclohexane polycarboxylic acid in the presence of a hydrogenation catalyst; resulted in that the method advantageously minimizes the operational pressure for hydrogenating esters of benzene polycarboxylic acids and significantly lowers the reaction temperature for hydrogenation while effectively improving the yield of esters of cyclohexane polycarboxylic acids made from the esters of the benzene polycarboxylic acids.Type: GrantFiled: January 31, 2012Date of Patent: February 18, 2014Assignee: Nan Ya Plastics CorporationInventors: Dein-Run Fung, Jung-Jen Chuang, Chung-Yu Chen, Heng-Hua Hsiao
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Publication number: 20130345383Abstract: Branched and hyperbranched oligomers and polymers that contain a cashew nutshell oil or liquid component are provided. The novel oligomers and polymers are suitable for use as an oil, lubricant, coating, adhesive, resin or composite.Type: ApplicationFiled: January 6, 2012Publication date: December 26, 2013Applicant: NDSU RESEARCH FOUNDATIONInventors: Zhigang Chen, Ren Liu
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Publication number: 20130338393Abstract: Provided is a method for producing an alicyclic carboxylic acid by hydrogenating an aromatic ring of an aromatic carboxylic acid, which comprises using a catalyst containing ruthenium and palladium as a catalyst, and also provided is a co-supported ruthenium-palladium catalyst in which ruthenium and palladium are present in a form of particles containing both the ruthenium and palladium on a surface of a support. A catalyst has been developed which uses a relatively inexpensive noble metal, ruthenium, which has an activity equivalent to that of a rhodium catalyst, and which does not undergo decrease in activity as observed in a rhodium catalyst, and thereby an industrially simple method for producing an alicyclic carboxylic acid has been established.Type: ApplicationFiled: February 24, 2012Publication date: December 19, 2013Applicant: MITSUBISHI GAS CHEMICAL COMPANY, INC.Inventors: Akifumi Iida, Ryoko Watanabe, Tomoo Tsujimoto
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Publication number: 20130331446Abstract: The invention relates to compounds of general formula I, (I), wherein R is wherein R is aryl substituted by R3; or R is (C3-Ci3)-cycloalkyl, (C3-Ci3)-cycloalkenyl or (C7-Ci3)-cycloalkynyl optionally substituted by R4; and pharmaceutically acceptable salts, hydrates, or solvates thereof, for use—alone or in combination with one or more other pharmaceutically active compounds—in therapy, for preventing, treating or ameliorating diseases or conditions responsive to stimulation of neutrophil oxidative burst, responsive to stimulation of keratinocyte IL-8 release or responsive to induction of necrosis.Type: ApplicationFiled: December 22, 2011Publication date: December 12, 2013Applicant: LEO LABORATORIES LIMITEDInventors: Gunnar Grue-Sørensen, Xifu Liang, Thomas Högberg, Kristoffer Månsson, Per Vedsø
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Patent number: 8552080Abstract: Polyurethane foams are prepared from polyester polyols obtained by reaction of diols with a mixture of diacids derived from a mixture of dinitrile compounds obtained as by-products in the manufacture of adiponitrile by hydrocyanation of butadiene.Type: GrantFiled: January 22, 2009Date of Patent: October 8, 2013Assignee: Rhodia OperationsInventors: Jean-Claude Masteau, Edson Leme Rodrigues
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Publication number: 20130261296Abstract: Catalytic complexes including a metal atom having anionic ligands, at least one nucleophilic carbene ligand, and an alkylidene, vinylidene, or allenylidene ligand. The complexes are highly stable to air, moisture and thermal degradation. The complexes are designed to efficiently carry out a variety of olefin metathesis reactions.Type: ApplicationFiled: January 25, 2013Publication date: October 3, 2013Inventors: Steven P. NOLAN, Jinkun HUANG
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Publication number: 20130217877Abstract: The present invention discloses novel aromatic ketone compounds with functional substiution groups at para- or meta positions which can be used as photo-initiators or effective components of photo-initiator mixtures for the photopolymerizations of ethylenically unsaturated systems. The preparation of these compounds is also disclosed.Type: ApplicationFiled: November 4, 2011Publication date: August 22, 2013Applicant: SHENZHEN UV-CHEMTECH CO., LTDInventors: Yongbo Zhang, Yanchao Wang, Yapeng Wang, Huaihai Song, Zhigang Wang
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Patent number: 8476473Abstract: A compounds represented by the Formula (I) or the Formula (I?). wherein Z1 and Z2 independently represent a hydrogen atom, a C1 to C12 alkyl group or a C3 to C12 cyclic saturated hydrocarbon group, provided that at least one of Z1 and Z2 represent a C1 to C12 alkyl group or a C3 to C12 cyclic saturated hydrocarbon group; rings Y1 and Y2 independently represents an optionally substituted C3 to C20 alicyclic hydrocarbon group; Q1 to Q4 and Q?1 to Q?4 independently represent a fluorine atom or a C1 to C6 perfluoroalkyl group; and m and n independently represent an integer of 0 to 5.Type: GrantFiled: September 1, 2009Date of Patent: July 2, 2013Assignee: Sumitomo Chemical Company, LimitedInventors: Ichiki Takemoto, Nobuo Ando, Mitsuhiro Hata
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Publication number: 20130165649Abstract: Cls ruthenium complexes that can be used as catalysts are described. The complexes are generally square pyramidal in nature, having two anionic ligands X adjacent to each other. The complexes can be used as catalysts, for example in olefin metathesis reactions. Corresponding trans ruthenium complexes are also described, together with cationic complexes where one or both of the anionic ligands X are replaced by a non-co-ordinating anionic ligand.Type: ApplicationFiled: March 21, 2011Publication date: June 27, 2013Inventor: Catherine Cazin
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Publication number: 20130150614Abstract: The disclosure provides a process for hydrogenation of polycarboxylic acids or derivatives thereof, including: hydrogenation of polycarboxylic acids or derivatives thereof in the presence of a catalyst, wherein the catalyst includes an active metal and a support, the support includes a Group IIA element and a Group IIIA element, and the active metal includes a Group VIIIB element.Type: ApplicationFiled: May 7, 2012Publication date: June 13, 2013Inventors: Hsu-Kai Chang, Chion-Hwang Lee, Kou-Ching Wu, Hsi-Yen Hsu