At Least One Solid Polymer Derived From Ethylenic Reactants Only Patents (Class 524/216)
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Patent number: 10640462Abstract: There is provided a novel gelator containing a monourea derivative. A gelator comprising a compound of formula (1): wherein R1 is a linear or branched alkyl group having a carbon atom number of 2 to 20, a cyclic alkyl group having a carbon atom number of 3 to 20, or a linear or branched alkenyl group having a carbon atom number of 12 to 20; and Ar is a C6-18 aryl group unsubstituted or optionally substituted with at least one substituent selected from the group consisting of a C1-10 alkyl group, a C1-10 alkoxy group, a C6-18 aryloxy group, a halogen atom, a nitro group, a phenyl group, a C2-10 alkylcarbonyl group, and a C7-18 aralkyl group.Type: GrantFiled: December 9, 2016Date of Patent: May 5, 2020Assignees: NATIONAL UNIVERSITY CORPORATION SHIZUOKA UNIVERSITY, NISSAN CHEMICAL CORPORATIONInventors: Masamichi Yamanaka, Nobuhide Miyachi
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Patent number: 9166330Abstract: Provided according to embodiments of the invention are thermoplastic gel compositions that include a block copolymer; a hydrocarbon tackifier resin; and a hydrocarbon oil. Further, in some embodiments, such compositions may include at least one antioxidant. Also provided are connectors that include a composition according to an embodiment of the invention.Type: GrantFiled: October 26, 2010Date of Patent: October 20, 2015Assignee: TYCO Electronics Services GMBHInventor: Gary W. Adams
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Patent number: 8921462Abstract: A rubber composition with disperse phase particles containing poly(phenylene ether) can be formed by a method that includes melt blending an uncured rubber with a poly(phenylene ether) composition containing a poly(phenylene ether) and an oil to form an uncured rubber composition, then curing the uncured rubber composition. Before being blended with the rubber, the poly(phenylene ether) composition exhibits a glass transition temperature of about 40 to about 140° C., and during blending with the rubber, the oil component of poly(phenylene ether) composition migrates from the poly(phenylene ether) composition to the rubber, leaving a poly(phenylene ether)-containing disperse phase that gives rise to a second hysteresis peak temperature of about 160 to about 220° C. as measured by dynamic mechanical analysis of the cured rubber composition.Type: GrantFiled: December 16, 2013Date of Patent: December 30, 2014Assignee: SABIC Global Technologies B.V.Inventors: Scott Michael Fisher, Qiwei Lu, William Eugene Pecak, Michael Joseph O'Brien
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Publication number: 20140378587Abstract: Described is a clearcoat coating composition, its use, and a process for preparing the clearcoat coating composition.Type: ApplicationFiled: February 1, 2013Publication date: December 25, 2014Inventors: Christian Weiher, Günter Klein, Andreas Poppe, Ulrike Clausen-Meiring, Helmut Kleine Beckmann, Corinna Aussann, Thomas Leitner
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Publication number: 20140357770Abstract: The invention relates to silicone resins comprising metallosiloxane which contains Si—O-Metal bonds and borosiloxane containing Si—O—B bonds and potentially Si—O—Si and/or M-O-M and/or B—O—B bonds. It also relates to the preparation of such silicone resins and to their use in thermoplastic or thermosetting organic polymer or rubber or thermoplastic/rubber blends compositions to reduce the flammability or enhance scratch and/or abrasion resistance of the organic polymer compositions. It further relates to coatings made of such silicone resins for scratch resistance enhancement or flame retardant properties.Type: ApplicationFiled: November 14, 2012Publication date: December 4, 2014Applicant: Dow Corning CorporationInventors: Michael Depierro, David Pierre, Vincent Rerat
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Publication number: 20140329946Abstract: The present invention is a rubber composition containing a rubber component, a specific hydroxy group-having thiourea derivative, a thioamide compound, an acidic compound, a combination of a nucleophilic reagent except guanidine compounds and a guanidine compound, a compound selected from a phosphorous acid compound and a salt of a phosphorous acid compound, and a filler containing an inorganic filler, and a method for the rubber composition, providing the rubber composition having an improved low-heat-generation property and its production method.Type: ApplicationFiled: October 19, 2012Publication date: November 6, 2014Applicant: BRIDGESTONE CORPORATIONInventors: Satoshi Horie, Takumi Toda, Noriaki Yukimura
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Publication number: 20140120358Abstract: This curable resin composition comprises (A) a polymerizable (meth)acrylic-based monomer, (B) a thiourea compound component, and (C) a peroxide component having a structure of formula (1), and may have (D) a (meth) acrylic-based polymer component as an optional component. (In formula (1), R is a C1-15 hydrocarbon group.) In the curable resin composition, preferably, the content of the (A) component is 5-100 mass % and the content of the (D) component is 0-95 mass % relative to the total mass of the (A) component and the (D) component.Type: ApplicationFiled: April 5, 2012Publication date: May 1, 2014Applicant: MITSUBISHI RAYON CO., LTD.Inventor: Kazunari Matsumura
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Patent number: 8674004Abstract: A rubber composition with disperse phase particles containing poly(phenylene ether) can be formed by a method that includes melt blending an uncured rubber with a poly(phenylene ether) composition containing a poly(phenylene ether) and an oil to form an uncured rubber composition, then curing the uncured rubber composition. Before being blended with the rubber, the poly(phenylene ether) composition exhibits a glass transition temperature of about 40 to about 140° C., and during blending with the rubber, the oil component of poly(phenylene ether) composition migrates from the poly(phenylene ether) composition to the rubber, leaving a poly(phenylene ether)-containing disperse phase that gives rise to a second hysteresis peak temperature of about 160 to about 220° C. as measured by dynamic mechanical analysis of the cured rubber composition.Type: GrantFiled: August 27, 2013Date of Patent: March 18, 2014Assignee: Sabic Innovative Plastics IP B.V.Inventors: Scott Michael Fisher, Qiwei Lu, William Eugene Pecak, Michael Joseph O'Brien
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Publication number: 20140060763Abstract: The current invention includes a composition having stability additives of selected inorganic salts and/or organic incorporated into an aldehyde-functionalized polymer product. The stability additive can be post added to the finished polymer product, added to the reaction vessel prior to inducing functionalization of the non-functionalized polymer, or added at any stage during the functionalization reaction. Methods for forming the composition and using the composition to produce a cellulosic fiber-based medium are also disclosed.Type: ApplicationFiled: October 12, 2012Publication date: March 6, 2014Inventors: Heinrich E. Bode, Michael R. St. John, Mei Liu, Robert M. Lowe
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Patent number: 8648133Abstract: The invention provides a rubber composition for golf balls which includes (A) a base rubber containing a polybutadiene having a cis-1,4 bond content of at least 60 wt %, (B) an unsaturated carboxylic acid and/or a metal salt thereof, and (C) a thiourea of the general formula wherein R is independently at each occurrence a hydrogen atom or a hydrocarbon group of 1 to 20 carbons. The golf ball rubber composition of the invention enables a high-quality molded and crosslinked product having a suitable hardness and a high resilience to be obtained.Type: GrantFiled: November 21, 2011Date of Patent: February 11, 2014Assignees: Bridgestone Sports Co., Ltd., Bridgestone CorporationInventors: Yuichiro Ozawa, Tsuyoshi Nakajima, Teppei Mori, Yusuke Yamagata, Takahiro Iwai
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Publication number: 20140014267Abstract: The invention relates to an improved two component adhesive system, a kit comprising said two adhesive components, its use and a method for production of interior wood products, in particular form-pressed products, parquet floor elements and solid wood panels with very low formaldehyde emission and to the interior wood products obtainable having improved properties. The two-component adhesive system comprises adhesive component I comprising a 50-70 wt % melamine-formaldehyde (MF) type resin in 25-40 wt % water and adhesive component II comprising 25-40 wt % of a water based dispersion adhesive, 15-40 wt % of a formaldehyde scavenger and an acidic compound in an amount such that the pH of adhesive component II is 1.5-6.5, wherein adhesive component I and II are to be applied in a weight ratio I:II of 1:0.5 to 1:1.5 and the adhesive system has a molar ratio of formaldehyde (F) to total amino group (F/NH2) between 0.2 and 0.7.Type: ApplicationFiled: February 4, 2013Publication date: January 16, 2014Applicant: DYNEA ASInventors: Astrid PEDERSEN, Kristin GROSTAD, Per SANDBAKKEN
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Patent number: 8623990Abstract: To provide a polyester resin composition being able to maintain a long-wavelength ultraviolet-blocking effect for a long period of time, ensuring high solubility for a solvent, and having excellent light resistance. A polyester resin composition comprising a compound represented by the following formula (1) and a polyester resin: wherein each of R1a, R1b, R1c, R1d and R1e independently represents a hydrogen atom or a monovalent substituent excluding OH, at least one of the substituents represents a substituent having a positive Hammett's ?p value, and the substituents may combine with each other to form a ring; and each of R1g, R1h, R1i, R1j, R1k, R1m, R1n and R1p independently represents a hydrogen atom or a monovalent substituent, and the substituents may combine with each other to form a ring.Type: GrantFiled: January 13, 2011Date of Patent: January 7, 2014Assignee: FUJIFILM CorporationInventors: Yukie Watanabe, Ichiro Amasaki, Keizo Kimura, Youichi Nagai
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Patent number: 8557937Abstract: A rubber composition with disperse phase particles containing poly(phenylene ether) can be formed by a method that includes melt blending an uncured rubber with a poly(phenylene ether) composition containing a poly(phenylene ether) and an oil to form an uncured rubber composition, then curing the uncured rubber composition. Before being blended with the rubber, the poly(phenylene ether) composition exhibits a glass transition temperature of about 40 to about 140° C., and during blending with the rubber, the oil component of poly(phenylene ether) composition migrates from the poly(phenylene ether) composition to the rubber, leaving a poly(phenylene ether)-containing disperse phase that gives rise to a second hysteresis peak temperature of about 160 to about 220° C. as measured by dynamic mechanical analysis of the cured rubber composition.Type: GrantFiled: June 5, 2012Date of Patent: October 15, 2013Assignee: Sabic Innovative Plastics IP B.V.Inventors: Scott Michael Fisher, Qiwei Lu, William Eugene Pecak, Michael J. O'Brien
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Publication number: 20130261225Abstract: A disk-like nanoparticle includes a core layer that comprises a cross-linked multi-vinyl substituted aromatic hydrocarbon and a shell layer that comprises tri-block copolymer chains, each having a first, a second, and a third block. The first and third blocks of the tri-block copolymer chains comprise vinyl aromatic monomer units and are crosslinked with the core. The second block comprises conjugated diene monomer units and comprises a top and bottom axial surface of the disk-like nanoparticle. In the case of a nanoparticle having A-B-C tri-block copolymer chains, the third block comprises a top and bottom axial surface of the disk-like nanoparticle.Type: ApplicationFiled: October 15, 2012Publication date: October 3, 2013Inventors: Xiaorong Wang, Victor J. Foltz, Yuan-Yong Yan, Pat Sadhukhan
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Publication number: 20130131242Abstract: The invention provides a rubber composition for golf balls which includes (A) a base rubber containing a polybutadiene having a cis-1,4 bond content of at least 60 wt %, (B) an unsaturated carboxylic acid and/or a metal salt thereof, and (C) a thiourea of the general formula wherein R is independently at each occurrence a hydrogen atom or a hydrocarbon group of 1 to 20 carbons. The golf ball rubber composition of the invention enables a high-quality molded and crosslinked product having a suitable hardness and a high resilience to be obtained.Type: ApplicationFiled: November 21, 2011Publication date: May 23, 2013Applicants: BRIDGESTONE CORPORATION, BRIDGESTONE SPORTS CO., LTD.Inventors: Yuichiro OZAWA, Tsuyoshi NAKAJIMA, Teppei MORI, Yusuke Yamagata, Takahiro Iwai
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Publication number: 20130131243Abstract: The invention provides a rubber composition for golf balls which includes (A) a base rubber containing a polybutadiene having a cis-1,4 bond content of at least 60 wt %, (B) an unsaturated carboxylic acid and/or a metal salt thereof, and (C) a thiourea of the general formula wherein R is independently at each occurrence a hydrogen atom or a hydrocarbon group of 1 to 20 carbons, with the proviso that at least one occurrence of R is a hydrocarbon group of 1 to 20 carbons. The golf ball rubber composition of the invention enables a high-quality molded and crosslinked product having a suitable hardness and a high resilience to be obtained.Type: ApplicationFiled: November 21, 2011Publication date: May 23, 2013Applicants: BRIDGESTONE CORPORATION, BRIDGESTONE SPORTS CO., LTD.Inventors: Yuichiro OZAWA, Tsuyoshi NAKAJIMA, Yusuke YAMAGATA, Teppei MORI, Takahiro IWAI
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Publication number: 20130011683Abstract: An optically clear adhesive layer includes a liquid optically clear adhesive having a viscosity of less than about 20 Pa·s at a shear rate of 1 sec?1 and a thixotrope. The optically clear adhesive layer has a haze of about 2% or less, a viscosity of between about 2 and about 30 Pa·s at a shear rate of 10 sec?1, a displacement creep of about 0.2 radians or less when a stress of 10 Pa is applied for about 2 minutes and a recovery time of about 60 seconds or less to reach a delta of 35 degrees after a torque of about 100 microN·m is applied for about 60 seconds at a frequency of 1 Hz and immediately followed by a torque of 80 microN·m at a frequency of 1 Hz. The adhesive layer can be used in an optical assembly to bond a display panel to a substantially transparent substrate. The adhesive layer provides a cleavage strength between glass substrates of about 15 N/mm or less such that the optical assembly can be disassembled with little or no damage to the display panel or the substrate.Type: ApplicationFiled: March 24, 2011Publication date: January 10, 2013Inventors: Stanley C. Busman, Sunil K. Pillalamarri, Thu-Van T. Tran, Christopher J. Campbell
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Publication number: 20120289635Abstract: The invention relates to a coating preparation containing i) 0.1 to 9.0 wt % a urea component (A), ii) 0.1 to 5.0 wt % an amide component (B), iii) 10.0 to 90.0 wt % a binding agent component (C) that is different from both the urea component (A) and the amide component (B), and iv) 0 to 85.0 wt % a solvent component (D), wherein the sum of the urea component (A) and amide component (B) fractions is 0.3 to 10.0 wt % and the sum of the binding component (C) and solvent component (D) fractions is 80.0 to 99.7 wt %.Type: ApplicationFiled: January 28, 2010Publication date: November 15, 2012Inventors: Sylvia Bühne, Jürgen Omeis, Daniela Leutfeld, Marc Eberhardt, Berthold Jacobs
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Publication number: 20120041100Abstract: Disclosed are a molecular miscible blend solution of aromatic polyamide which is composed of a homogeneous mixture of a highly crystalline para-aromatic polyamide polymer and a non-crystalline polymer and is optically anisotropic, a method for preparing the same, an aromatic polyamide blend fiber prepared from the same and a method for dying the fiber at room pressure. Disclosed is a molecular miscible blend solution of aromatic polyamide and a non-crystalline polymer, in which an aromatic polyamide polymer having repeat units represented by the following Formula (I) and polyvinylpyrrolidone at an amount of 5 to 100% of the weight of the aromatic polyamide are dissolved in a polar organic solvent containing an inorganic salt.Type: ApplicationFiled: October 15, 2009Publication date: February 16, 2012Applicant: Kyungpook National University Industry-Academic Cooperation FoundationInventor: Tae-Jin Oh
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Patent number: 8044115Abstract: An inkjet ink composition comprising water, pigment particles dispersed with a polymeric dispersant, at least one water-dispersible polyurethane, at least one pyrrolidinone compound, glycerol, and a 1,2-alkanediol having from four to eight carbon atoms.Type: GrantFiled: September 22, 2008Date of Patent: October 25, 2011Assignee: Eastman Kodak CompanyInventors: Thomas B. Brust, Paul D. Yacobucci, Yongcai Wang, Catherine A. Falkner, Thanhchau T. Nguyen
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Publication number: 20110178212Abstract: The invention relates to a method for producing at least one compound having at least one at least monosubstituted amino group. According to the invention, a starting substance having at least one amino group is reacted with an alcohol in a reaction mixture in the presence of ammonia.Type: ApplicationFiled: March 27, 2009Publication date: July 21, 2011Applicant: BOREALIS AGROLINZ MELAMINE GMBHInventors: Rene Dicke, Andreas Endesfleder, Martin Burger, Christoph Hahn, Clemens Schwarzinger, Wolfgang Fuerst, Harald Schmidt
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Publication number: 20110123810Abstract: An aqueous composition of a non-siliceous fluorocarbon polymer forms a dry deposit derived from the non-siliceous fluorocarbon polymer on the surface of construction material; the non-siliceous fluorocarbon polymer being characterized by the presence of fluorocarbon units of up to 6 carbon atoms; this non-siliceous fluorocarbon polymer is a protecting agent imparting an excellent water and oil repellency and also protection against stains and dirt, to bricks, clay roofing, different kinds of tiles, marble, granite, slate, stucco,paving stones, unglazed ceramic, sandstones, limestone, wood and other objects; it is durable and can be processed at low temperature; the composition may also include silicone based agents and acrylics and can provide a natural, satin or wet look to the construction material surface.Type: ApplicationFiled: November 25, 2009Publication date: May 26, 2011Inventor: Yassin Elgarhy
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Publication number: 20110043566Abstract: An ink composition includes a wetting agent and water-insoluble polymer particles including a colorant and a water-insoluble polymer, wherein the content of free polymer derived from the water-insoluble polymer is 1.0% by mass or less with respect to the total mass of the ink composition, and the wetting agent is at least one selected from the group consisting of urea, a urea derivative, a pyrrolidone derivative, an alkyl glycine represented by the following Formula 1, glycyl betaine and a sugar: (Formula 1) R1R2NCH2COOM wherein in Formula 1, R1 and R2 each independently represent a linear or branched alkyl group having 1 to 5 carbon atoms, and M represents a hydrogen atom, an alkali metal atom or an alkaline earth metal atom.Type: ApplicationFiled: August 24, 2010Publication date: February 24, 2011Applicant: FUJIFILM CORPORATIONInventor: Ryo SAITO
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Patent number: 7863357Abstract: The invention provides uncharged water-soluble silica-adsorbing polymers for suppressing electroendoosmotic flow and to reduce analyte-wall interactions in capillary electrophoresis. In one aspect of the invention, one or more of such polymers are employed as components of a separation medium for the separation of biomolecules, such as polynucleotides, polysaccharides, proteins, and the like, by capillary electrophoresis. Generally, such polymers are characterized by (i) water solubility over the temperature range between about 20° C. to about 50° C., (ii) concentration in a separation medium in the range between about 0.001% to about 10% (weight/volume), (iii) molecular weight in the range of about 5×103 to about 1×106 daltons, and (iv) absence of charged groups in an aqueous medium having pH in the range of about 6 to about 9.Type: GrantFiled: February 21, 2006Date of Patent: January 4, 2011Assignee: Life Technologies CorporationInventors: Ramakrishna S. Madabhushi, Steven M. Menchen, J. William Efcavitch, Paul D. Grossman
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Patent number: 7754787Abstract: Curable film-forming compositions comprising a film-forming resin and an organic sol of particles are provided. The sol of particles may be prepared by providing a suspension of particles in an aqueous medium; adding a first organic liquid compatible with the aqueous medium to form an admixture; reacting the particles with a first and a second modifying compound; adding a second organic liquid compatible with the liquid portion of the admixture wherein the second organic liquid is different from the first organic liquid; and maintaining the admixture at a temperature and pressure and for a time sufficient to substantially remove the water and the first organic liquid. The film-forming resin comprises an active hydrogen-functional polymer having low functionality; i.e., a functional group equivalent weight greater than 380 g/equivalent, and a crosslinking agent, yet surprisingly offers outstanding mar and scratch resistance.Type: GrantFiled: August 30, 2007Date of Patent: July 13, 2010Assignee: PPG Industries Ohio, Inc.Inventor: Steven V. Barancyk
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Publication number: 20100168263Abstract: Disclosed is a flame-retardant styrene resin composition. The composition comprises 100 parts by weight of a styrene resin, 0.5 to 10 parts by weight of a brominated flame-retarder which has a bromine content of 60% by weight or higher, and 0.005 to 0.5 part by weight of urea, thiourea or an N-substituted derivative thereof. By using an urea compound concomitantly, the amount of the brominated flame-retarder required for achieving a desired flame retardancy level can be reduced.Type: ApplicationFiled: February 5, 2007Publication date: July 1, 2010Inventors: Hideaki Onishi, Ken Morishita
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Publication number: 20090069465Abstract: Pseudoplastic curable mixtures comprising (A) at least one reaction product of (a1) at least one reaction product of (a11) at least one olefinically unsaturated carboxylic acid with (a12) at least one glycidyl ester of an unsaturated carboxylic acid (a121) with (a2) at least one polyisocyanate having an epoxide group (calculated as M=42 daltons) content <0.2% by weight and an acid number <10 mg KOH/g and also (B) at least one rheology control additive, process for preparing them, and their use.Type: ApplicationFiled: December 8, 2005Publication date: March 12, 2009Applicant: Basf Coatings AktiengsellschaftInventors: Bertold Austrup, Gunter Ott, Hubert Baumgart, Karl-Heinz Joost
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Publication number: 20080241450Abstract: Use of a hindered amine light stabiliser as an additive in a thermoplastic moulding composition comprising polyethylene terephthalate and an acetaldehyde scavenger for reducing the degree of discolouration and/or degree of light transmission of a moulded article formed from the composition.Type: ApplicationFiled: March 18, 2005Publication date: October 2, 2008Applicant: COLORMATRIX EUROPE LIMITEDInventors: Fuquan Zeng, Mark Frost
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Patent number: 7326746Abstract: Electron donor compounds, suitable for use as adhesives or as components in adhesives, contain a carbon to carbon double bond attached to an aromatic ring and conjugated with the unsaturation in the aromatic ring.Type: GrantFiled: February 17, 2005Date of Patent: February 5, 2008Inventors: Osama M. Musa, Donald E. Herr, Nikola A. Nikolic
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Patent number: 7041746Abstract: The invention pertains to an accelerator system, such as an accelerator system for synthetic polyisoprene latex. The accelerator system comprises dithiocarbamate and thiourea and can produce synthetic polyisoprene films having a tensile strength of about 3,000 psi to about 5,000 psi at low curing temperatures. The invention also pertains to a method for curing synthetic polyisoprene latex.Type: GrantFiled: December 22, 2003Date of Patent: May 9, 2006Assignee: R.T. Vanderbilt Company, Inc.Inventor: Robert Thomas Dzikowicz
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Patent number: 6951897Abstract: The present invention is directed to a rubber composition that is useful for the manufacture of tires, where the composition is based on a diene elastomer, a reinforcing inorganic filler, and a coupling system. The coupling system comprises a polysulfurized alkoxysilane (“PSAS”) coupling agent (inorganic filler/diene elastomer) associated with an aldimine having the general formula R—CH?N—R and a guanidine derivative. The present invention is further directed to tires and semi-finished products for tires comprising a rubber composition according to the invention. The invention is also directed to a coupling system (inorganic filler/diene elastomer) for a rubber composition based on a diene elastomer reinforced by an inorganic filler, where the coupling system comprises a polysulfurized alkoxysilane (PSAS) coupling agent in association with an aldimine having the general formula R—CH?N—R and a guanidine derivative.Type: GrantFiled: July 23, 2002Date of Patent: October 4, 2005Assignee: Michelin Recherche et Technique S.A.Inventor: Christophe Penot
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Patent number: 6908957Abstract: Electron donor compounds, suitable for use as adhesives or as components in adhesives, contain a carbon to carbon double bond attached to an aromatic ring and conjugated with the unsaturation in the aromatic ring.Type: GrantFiled: August 3, 2001Date of Patent: June 21, 2005Assignee: National Starch and Chemical Investment Holding CorporationInventors: Osama M. Musa, Donald E. Herr, Nikola A. Nikolic
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Patent number: 6794032Abstract: The present invention relates to a long-fiber-reinforced polyolefin structure with a length of ≧3 mm, comprising from 0.1 to 90% by weight of at least one polyolefin, from 0.1 to 50% by weight of at least one polyamide, from 0.1 to 15% by weight of at least one modified polyolefin, from 5.0 to 75% by weight of at least one reinforcing fiber, from 0.1 to 5.0% by weight of at least one additive. The present invention further relates to a process for producing a long-fiber-reinforced polyolefin structure, where fiber bundles are passed through a flat-film die which has been charged with a melt made from polyolefin, polyamide, modified polyolefin, and dye and/or pigment, the immersed fiber bundles are passed through a shaping die, the fiber bundles are cooled, and the fiber bundles are chopped to the lengths of the structure transversely to the direction of running.Type: GrantFiled: October 31, 2002Date of Patent: September 21, 2004Assignee: Ticona GmbHInventors: Thomas Borgner, Joachim Heydweiller, Heinz Bernd, Gabriele Thomas
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Patent number: 6770169Abstract: A method for improving the balance of tensile strength and tear strength of cured urea formaldehyde (UF) resin-bound glass fiber nonwoven mats; the glass fiber nonwoven mats produced by the method, and a phosphate-containing binder composition useful in the method. The mats are useful in, for example, the manufacture of roofing shingles.Type: GrantFiled: March 8, 2001Date of Patent: August 3, 2004Assignee: Dow Reichhold Specialty Latex LLCInventor: Karen L. Wallace
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Patent number: 6767946Abstract: A water and oil repellent composition comprising a compound of the following formula (1) and a thermoplastic polymer, as essential components: where the symbols in the formula (1) have the following meanings: Rf: a C1-20 polyfluoroalkyl group, X: (CH2)m, wherein m is an integer of from 1 to 10, A, A1, A2: each independently, O, S or N(Z3), wherein Z3 is a hydrogen atom or an alkyl group, Z1: an octadecyl group, Z2: an alkyl group, or an alkyl group having at least one hydrogen atom substituted, W: a trivalent organic group, and a, b: each independently, 1 or 2, provided that a+b is 2 or 3.Type: GrantFiled: September 24, 2002Date of Patent: July 27, 2004Assignee: Asahi Glass Company, LimitedInventors: Toyomichi Shimada, Masako Tada, Takashige Maekawa
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Patent number: 6652916Abstract: The invention relates to a coating material containing a binding agent and a cross-linking agent as well as a thixotropic agent based on ureas and/or ureas derivatives, whereby the coating material additionally contains a wetting agent that improves the wettability of the thixtropic agent.Type: GrantFiled: November 14, 2001Date of Patent: November 25, 2003Assignee: BASF Coatings AGInventors: Hubert Baumgart, Guido Schulze-Finkenbrink
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Publication number: 20030100639Abstract: A water and oil repellent composition comprising a compound of the following formula (1) and a thermoplastic polymer, as essential components: 1Type: ApplicationFiled: September 24, 2002Publication date: May 29, 2003Applicant: ASAHI GLASS COMPANY LIMITEDInventors: Toyomichi Shimada, Masako Tada, Takashige Maekawa
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Patent number: 6525118Abstract: A silica-filled, vulcanized elastomeric compound comprises 100 parts by weight of an elastomer; from about 5 to about 100 parts by weight of a reinforcing filler per 100 parts of elastomer, wherein the reinforcing fillers are selected from the group consisting of carbon black and silica filler; from 0 to about 20 percent by weight of a silane, based upon the weight of the silica filler; a cure agent; from about 0 to about 20 parts by weight of a processing aid selected from the group consisting of fatty acid esters of hydrogenated and non-hydrogenated C5 and C6 sugars; from about 0 to about 20 parts by weight of a processing aid selected from the group consisting of polyoxyethylene derivatives of fatty acid esters of hydrogenated and non-hydrogenated C5 and C6 sugars; from about 0 to about 40 parts by weight of an additional filler other than silica or carbon black, with the provisos that at least one of the processing aids or additional fillers are present; that if the processing aid is sorbitan monooleate,Type: GrantFiled: December 5, 1997Date of Patent: February 25, 2003Assignee: Bridgestone CorporationInventors: William L. Hergenrother, William M. Cole, James Oziomek
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Patent number: 6420324Abstract: The invention relates to compositions for defoaming aqueous media, comprising as defoamers urea derivatives of the formula I where R1 is a hydrocarbon radical, preferably having 4 to 30 carbon atoms or a hydrocarbon radical, preferably having 4 to 24 carbon atoms and one nitrogen atom or a hydrocarbon radical, preferably having 4 to 30 carbon atoms and one carbonyl group, R2 is a hydrogen atom or a hydrocarbon radical, preferably having 1 to 24 carbon atoms, R3 is a hydrogen atom or a hydrocarbon radical, preferably having 1 to 24 carbon atoms, R4 is an organic radical, preferably having 2 to 30 carbon atoms, and n is from 0 to 5; in the form of solid particles, which are obtained by crystallization from a clear homogeneous melt dispersed in a carrier medium, and a process of preparation thereof.Type: GrantFiled: April 13, 2000Date of Patent: July 16, 2002Assignee: Goldschmidt AGInventors: Thomas Ebbrecht, Michael Gippert, Martina Hartmann, Wolfgang Josten, Peter Muss, Stefan Silber, Roland Sucker
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Patent number: 6369138Abstract: A processable rubber stock is produced by the preparation of a silica-filled, vulcanized elastomeric compound comprising mixing an elastomer with an amorphous silica filler, a processing aid comprising fatty acid ester of a polyol, optionally an additional mineral filler, and a cure agent. The elastomer is preferably a diene monomer homopolymer or a copolymer of at least one diene and at least one monovinyl aromatic monomer. By effecting vulcanization, a vulcanized elastomeric compound is produced containing good physical properties for use as tread stock for a pneumatic tire.Type: GrantFiled: July 11, 1997Date of Patent: April 9, 2002Assignee: Bridgestone CorporationInventors: William L. Hergenrother, William M. Cole
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Patent number: 6355709Abstract: The invention provides uncharged water-soluble silica-adsorbing polymers for suppressing electroendoosmotic flow and to reduce analyte-wall interactions in capillary electrophoresis. In one aspect of the invention, one or more of such polymers are employed as components of a separation medium for the separation of biomolecules, such as polynucleotides, polysaccharides, proteins, and the like, by capillary electrophoresis. Generally, such polymers are characterized by (i) water solubility over the temperature range between about 20° C. to about 50° C., (ii) concentration in a separation medium in the range between about 0.001% to about 10% (weight/volume), (iii) molecular weight in the range of about 5×103 to about 1×106 daltons, and (iv) absence of charged groups in an aqueous medium having pH in the range of about 6 to about 9.Type: GrantFiled: October 15, 1997Date of Patent: March 12, 2002Assignee: The Perkin-Elmer CorporationInventors: Ramakrishna S. Madabhushi, Steven M. Menchen, J. William Efcavitch, Paul D. Grossman
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Patent number: 6130282Abstract: A flame retardant resin composition comprising (A) 100 parts by weight of a synthetic resin, (B) 20 to 150 parts by weight of magnesium hydroxide particles and (C) 20 to 150 parts by weight of aluminum hydroxide particles, wherein the magnesium hydroxide particles and the aluminum hydroxide particles satisfy the following conditions (i) to (v): (i) the average secondary particle diameter measured by a microtrack method is 0.4 to 4 .mu.m; (ii) the specific surface measured by a BET method is 1 to 15 m.sup.2 /g; (iii) the total content of an iron compound and a manganese compound is 200 ppm or less in terms of metals (Fe+Mn); (iv) the ratio of the specific surface measured by the BET method to the specific surface measured by a Blaine method is 1 to 4; and (v) the content of a water-soluble sodium salt is 500 ppm or less in terms of metal sodium.Type: GrantFiled: September 29, 1998Date of Patent: October 10, 2000Assignee: Kyowa Chemical Industry Co LtdInventors: Takeshi Imahashi, Keiko Katsuki, Noriko Iijima, Makoto Yoshii
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Patent number: 6043304Abstract: A hot-melt adhesive composition based on ethylene/vinyl actetate copolymer comprising not more than 35% (preferably not more than 30%, more preferably not more than 25%) by weight, based on the whole composition, of halogen-free char-forming flame-retardant additive(s) in an amount at least sufficient to prevent flaming drips generated on burning of the adhesive from igniting the underlying absorbent cotton according to the 20 mm Vertical Burn Test of Underwriters Laboratories Test Method UL-94 (1993), V-1, preferably V-0. Preferred halogen-free flame-retardant additives include ammonium phosphates, melamine cyanurate, zinc borate, and especially red phosphorus.Type: GrantFiled: April 23, 1998Date of Patent: March 28, 2000Assignee: Raychem LimitedInventor: Narinder Kehal
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Patent number: 5663225Abstract: A rubber composition including chloroprene rubber, 1-20 weight parts of at least one metal oxide chosen from the group consisting of zinc oxide and magnesium oxide per 100 weight parts of chloroprene rubber, 0.05-2.0 weight parts of a vulcanization accelerator, such as ethylene thiourea, per 100 weight parts of chloroprene rubber, 0.1-10.0 weight parts, and more preferably 0.5-5.0 weight parts, of bismaleimide per 100 weight parts of chloroprene rubber, and 0.1-3.0 weight parts of at least one vulcanization accelerator chosen from among the group consisting of thiazole vulcanization accelerators, thiuram vulcanization accelerators, and sulfenamide vulcanization accelerators per 100 weight parts of chloroprene rubber.Type: GrantFiled: July 8, 1996Date of Patent: September 2, 1997Assignee: Mitsuboshi Belting Ltd.Inventors: Kazutoshi Ishida, Satoshi Murakami, Yoshiaki Onaka
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Patent number: 5446213Abstract: The present invention is directed to a method of dimerizing lower olefins which comprises dimerizing a lower olefins in the presence of a catalyst, wherein the catalyst used comprises a nickel compound, an organic aluminum compound, and a phosphite compound having the general formula (I): ##STR1## wherein R.sup.1, R.sup.2, R.sup.3, and R.sup.4 are phenyl groups optionally substituted by substituents and may be different from each other, at least two of R.sup.1, R.sup.2, R.sup.3, and R.sup.4 have a hydrocarbon group as a substituent in the ortho position; A is a divalent aliphatic, alicyclic or aromatic hydrocarbon group which optionally has a substituent; and n is 0 or 1. The present invention is also directed a method of producing alcohol by means of hydroformylating and hydrogenating the newly formed olefins obtained through the said dimerization method of the lower olefins.Type: GrantFiled: June 3, 1994Date of Patent: August 29, 1995Assignee: Mitsubishi Kasei CorporationInventors: Keiichi Sato, Yuuji Kawaragi, Yasuko Higashino
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Patent number: 5334648Abstract: Emulsion copolymers, for use as urea formaldehyde resin modifiers, are formed from vinyl chloride monomers, softening monomers, and functional monomers. The copolymer when blended with formaldehyde resins and used as a binder yields improved wet and dry tensile strength and better tear resistance. These binders are particularly useful as glass mat binders for the production of roofing shingles.Type: GrantFiled: May 28, 1993Date of Patent: August 2, 1994Assignee: The B. F. Goodrich CompanyInventors: Stephen F. Drews, Leo A. Tischer
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Patent number: 5294253Abstract: An improved rubber stock with a unique carbon black system including mismatched pairs of furnace blacks with fumed silica and a silane coupler has been developed. The carbon black system includes a mixture of large and small particles with high and low structure carbon black pairs. The carbon black system compounded with polar and nonpolar rubber provides products with a range of desirable characteristics using only two carbon blacks.Type: GrantFiled: May 3, 1993Date of Patent: March 15, 1994Assignee: Hydril CompanyInventors: Douglas W. Carlson, William D. Breach
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Patent number: 5286770Abstract: An absorbent article, such as diapers and the like, comprises a liquid pervious topsheet, a liquid impervious backsheet joined with said topsheet and an absorbent core positioned between said topsheet and said backsheet, said backsheet comprising a flexible starch based film comprising starch, a synthetic thermoplastic polymer of at least one ethylenically insaturated monomer, said polymer having repeating units provided with at least a polar group, wherein the starch and the polymer form an at least partially interpenetrated network, and moisture.Type: GrantFiled: August 13, 1991Date of Patent: February 15, 1994Assignee: Novamont S.P.A.Inventors: Catia Bastioli, Vittorio Bellotti, Giancarlo Romano
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Patent number: 5283277Abstract: A paint composition containing an inorganic pigment dispersed in an extended polymer composition is provided. The extended polymer composition which exhibits little or no loss of desirable physical properties contains a polymer having certain functional groups attached to the backbone and a chalcogenide of a certain formula, such as urea.Type: GrantFiled: October 7, 1991Date of Patent: February 1, 1994Assignee: Rohm and Haas CompanyInventor: Charles L. Kissel
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Patent number: 5270121Abstract: Extended polymer compositions are provided which comprise polymers containing pendant functional groups of the formula: ##STR1## extended, i.e. admixed with a chalcogenide having the empirical formula ##STR2## wherein R.sub.1 is a divalent organic radical at least 3 atoms in length, X is organoacyl or cyano, A is a chalcogen, each of R.sub.9 and R.sub.10 is independently selected from hydrogen, NR.sub.11 R.sub.12, NR.sub.13 and monovalent organic radicals, at least one of R.sub.9 and R.sub.10 being NR.sub.11 R.sub.12 or NR.sub.13, each of R.sub.11 and R.sub.12 is independently selected from hydrogen and monovalent organic radicals, and R.sub.13 is a divalent organic radical. These compositions can be extended with significant proportions of the described chalcogenides with corresponding reductions in polymer concentration without significant loss of physical properties. The resulting combinations are particularly useful as binders and coatings.Type: GrantFiled: October 7, 1991Date of Patent: December 14, 1993Assignee: Rohm and Haas CompanyInventor: Charles L. Kissel