Reactive Compositions Patents (Class 252/181.3)
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Patent number: 11066536Abstract: The disclosure relates to oxygen scavenging molecules, compositions, methods of making the compositions, articles prepared from the compositions, and methods of making the articles. This abstract is intended as a scanning tool for purposes of searching in the particular art and is not intended to be limiting of the present invention.Type: GrantFiled: July 10, 2019Date of Patent: July 20, 2021Assignee: PLASTIPAK PACKAGING, INC.Inventors: Shenshen Li, Matthew J. Dauzvardis
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Patent number: 10071565Abstract: A heating element is provided with a conductive path pattern which can be printed in a mask-free manner (e.g., drop-on-demand) with existing printing technology. The printing step can be performed, for example, with a thermal inkjet printer, a piezoelectric inkjet printer, an aerosol jet printer, or an ultrasound printer. The ink solution can be formulated so that it establishes an electrically conductive path which is free of polymer binders.Type: GrantFiled: April 19, 2013Date of Patent: September 11, 2018Assignee: GOODRICH CORPORATIONInventors: Jin Hu, David B. Sweet
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Patent number: 9919291Abstract: An oxygen-absorbing resin composition including a base resin (A) which is a thermoplastic resin, an oxygen-absorbing component (B) which is a compound having an unsaturated alicyclic structure, and an oxidation promotion component (C) for promoting the oxidation of the oxygen-absorbing component (B); wherein the oxygen-absorbing component (B) is an imide compound having a molecular weight of not more than 2,000 and obtained by heat-treating an amide having been obtained by reacting an acid anhydride represented by the following formula (1): wherein the ring X is an alicyclic ring having an unsaturated bond, and Y is an alkyl group, with an aromatic amine, and wherein the oxidation promotion component (C) is a compound having a benzyl hydrogen.Type: GrantFiled: May 17, 2016Date of Patent: March 20, 2018Assignee: TOYO SEIKAN GROUP HOLDINGS, LTD.Inventors: Toshiki Yamada, Yukiko Hirayama, Yoshiki Sawa
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Publication number: 20150021515Abstract: Getter materials are described. The getter materials have non-evaporable getter alloys in their powder form having high gas sorption efficiency, particularly for hydrogen, carbon oxide and nitrogen, which after having lost their functionality in consequence of the exposure to reactive gases at a first temperature, can then be reactivated through a thermal treatment at a temperature between 400° C. and 600° C. The alloy powders have as compositional elements titanium and silicon and at least one additional metallic element selected among vanadium, iron and aluminum and have an atomic percentage composition of the elements which can vary within the following ranges: 1. Titanium from 60 to 85 atomic percentage; 2. Silicon from 1 to 20 atomic percentage; and 3. The sum of vanadium, iron and aluminum from 10 to 30 atomic percentage.Type: ApplicationFiled: November 29, 2013Publication date: January 22, 2015Inventors: Alberto Coda, Alessandro Gallitognotta, Andrea Conte
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Publication number: 20140367608Abstract: A desiccant composition is described. The desiccant composition has a polymeric binder and a dispersion of powders of hygroscopic inorganic oxides as desiccant materials, in which the desiccant powders are finely dispersed in consequence of their surface-modification by fatty acid anions without affecting their moisture sorption performances.Type: ApplicationFiled: February 19, 2013Publication date: December 18, 2014Inventors: Jiabril Gigli, Giorgio Macchi, Marco Mudu, Paolo Vacca
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Publication number: 20140248452Abstract: A getter device containing a combination of getter materials is described. The device has a mixture of cerium oxide, copper oxide and metallic palladium for the removal of hydrogen and carbon monoxide in vacuum applications, particularly suitable to be used in vacuum insulation applications. This combination of getter materials is preferably added to powders of other getter materials such as alkali metals hydroxides and desiccant materials that are effective for maintaining the vacuum in thermal insulation systems.Type: ApplicationFiled: December 21, 2012Publication date: September 4, 2014Applicant: SAES GETTERS S.P.A.Inventors: Luca Toia, Marco Visconti
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Publication number: 20140145226Abstract: A polymer composite includes a polymer matrix and ZnO particles distributed in the polymer matrix, wherein the polymer composite is a barrier for compounds containing sulfur.Type: ApplicationFiled: August 23, 2011Publication date: May 29, 2014Applicant: OSRAM Opto Semiconductors GmbHInventor: Klaus Höhn
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Patent number: 8226850Abstract: An oxygen scavenging system comprising a free radical scavenger (e.g., ?-tocopherol, trimethylhydroquinone, ubiquinol, carotenoids, flavonoids, etc. and mixtures thereof) and a transition metal (e.g., iron (II), copper, manganese, cobalt, etc. and mixtures thereof) in a medium is generally provided. The medium containing the antioxidant and the transition metal has been thermally processed by heating to at least about 150° F. for at least about 10 minutes. Methods of removing oxygen from an environment surrounded by a medium containing the oxygen scavenging system and methods of making the oxygen scavenging system in a medium are also provided.Type: GrantFiled: September 22, 2009Date of Patent: July 24, 2012Assignee: Clemson University Research FoundationInventors: Youngjae Byun, William S. Whiteside
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Patent number: 8211331Abstract: A packaged reactive material includes a reactive material that is configured to increase in size when exposed to a predetermined gas, and an inert coating material surrounding a surface of the reactive material. The inert coating material is configured to allow the predetermined gas to diffuse through to the reactive material and has an elongation that will not accommodate expansion of the reactive material at full saturation of the predetermined gas.Type: GrantFiled: June 2, 2010Date of Patent: July 3, 2012Assignee: GM Global Technology Operations LLCInventors: Scott W. Jorgensen, Martin P. Sulic
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Patent number: 8062585Abstract: A method includes releasing mercury in devices requiring mercury, in particular fluorescent lamps. The method includes the use of manganese-mercury compositions.Type: GrantFiled: June 21, 2007Date of Patent: November 22, 2011Assignee: Saes Getters S.p.A.Inventors: Alessio Corazza, Vincenzo Massaro, Alessandro Gallitognotta
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Publication number: 20110217491Abstract: Two film materials, one of them with the structure of barium eutectic and another one with the structure of lithium solid solution, manufactured by thermal deposition. The mentioned films may give a freedom of choice of the sealing methods starting from the standard bonding processes with heating under vacuum to common gluing at room temperature.Type: ApplicationFiled: January 20, 2011Publication date: September 8, 2011Inventor: Konstantin CHUNTONOV
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Patent number: 7662305Abstract: Compositions for mercury dispensing in lamps are disclosed, comprising a first component comprising mercury and at least a metal selected between titanium and zirconium and a second component consisting of aluminum or either a compound or an alloy including at least 40% by weight of aluminum, wherein the weight ratio between the first and the second component is equal to or lower than 9:1; optionally, the compositions may also include a third component, selected among metals or oxides capable of reacting exothermically with aluminum.Type: GrantFiled: January 5, 2006Date of Patent: February 16, 2010Assignee: Saes Getters S.p.A.Inventors: Vincenzo Massaro, Stefano Paolo Giorgi, Magda Bovisio, Claudio Boffito, Alessio Corazza
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Publication number: 20100001230Abstract: A method includes releasing mercury in devices requiring mercury, in particular fluorescent lamps. The method includes the use of manganese-mercury compositions.Type: ApplicationFiled: June 21, 2007Publication date: January 7, 2010Applicant: SAES GETTERS S.P.A.Inventors: Alessio Corazza, Vincenzo Massaro, Alessandro Gallitognotta
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Publication number: 20090272938Abstract: A mixture and method for the storage and delivery of a gas are disclosed herein. In one aspect, there is provided a mixture comprising: an ionic liquid comprising an anion and a cation, at least a portion of the gas that is disposed within and reversibly chemically reacted with the ionic liquid, and optionally an unreacted gas. In another aspect, there is provided a method for delivering a gas from a mixture comprising an ionic liquid and one or more gases comprising: reacting at least a portion of the gas with the ionic liquid to provide the mixture comprising a chemically reacted gas and an ionic liquid and separating the chemically reacted gas from the mixture wherein the chemically reacted gas after the separating step has substantially the same chemical identity as the chemically reacted gas prior to the reacting step.Type: ApplicationFiled: June 29, 2009Publication date: November 5, 2009Applicant: AIR PRODUCTS AND CHEMICALS, INC.Inventors: Daniel Joseph Tempel, Philip Bruce Henderson, Jeffrey Richard Brzozowski, Ronald Martin Pearlstein, Diwakar Garg
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Patent number: 7524472Abstract: Disclosed herein are methods, apparatus, and compositions for removing mercury gas from coal combustion emissions and the like. Disclosed herein is a gettering composition comprising an activated montmorillonite clay, a method for removing mercury from a gas stream using the gettering composition, and an apparatus for removing mercury from a gas stream.Type: GrantFiled: November 15, 2006Date of Patent: April 28, 2009Assignee: California Earth Minerals, Corp.Inventor: Raymond Kong
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Patent number: 7485277Abstract: A composition for removing hydrogen from an atmosphere, comprising a mixture of a polyphenyl ether and a hydrogenation catalyst, preferably a precious metal catalyst, and most preferably platinum, is disclosed. This composition is stable in the presence of oxygen, will not polymerize or degrade upon exposure to temperatures in excess of 200° C., or prolonged exposure to temperatures in the range of 100-300° C. Moreover, these novel hydrogen getter materials can be used to efficiently remove hydrogen from mixtures of hydrogen/inert gas (e.g., He, Ar, N2), hydrogen/ammonia atmospheres, such as may be encountered in heat exchangers, and hydrogen/carbon dioxide atmospheres. Water vapor and common atmospheric gases have no adverse effect on the ability of these getter materials to absorb hydrogen.Type: GrantFiled: June 20, 2008Date of Patent: February 3, 2009Assignee: Sandia CorporationInventors: Timothy J. Shepodd, George M. Buffleben
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Patent number: 7422701Abstract: A composition for removing hydrogen from an atmosphere, comprising a mixture of a polyphenyl ether and a hydrogenation catalyst, preferably a precious metal catalyst, and most preferably Pt. This composition is stable in the presence of oxygen, will not polymerize or degrade upon exposure to temperatures in excess of 200° C., or prolonged exposure to temperatures in the range of 100-300° C. Moreover, these novel hydrogen getter materials can be used to efficiently removing hydrogen from mixtures of hydrogen/inert gas (e.g., He, Ar, N2), hydrogen/ammonia atmospheres, such as may be encountered in heat exchangers, and hydrogen/carbon dioxide atmospheres. Water vapor and common atmospheric gases have no adverse effect on the ability of these getter materials to absorb hydrogen.Type: GrantFiled: July 14, 2004Date of Patent: September 9, 2008Assignee: Sandia CorporationInventors: Timothy J. Shepodd, George M. Buffleben
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Patent number: 7052628Abstract: Disclosed herein are oxygen scavenging compositions and packaging articles that comprise (a) a metal catalyzed oxidizable compound and (b) at least one of a transition metal carboxylate, wherein the transition metal carboxylate comprises at least one carboxylate group and wherein each carboxylate group comprises between 20 and 30 carbon atoms, inclusive, such as cobalt behenate or cobalt arachidate.Type: GrantFiled: November 19, 2003Date of Patent: May 30, 2006Assignee: Chevron Phillips Chemical Company, LPInventors: Richard P. Schmidt, James A. Solis, Ta Yen Ching
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Patent number: 6682791Abstract: Packages and methods for protecting oxygen-sensitive products from damage or degradation due to oxygen contamination are provided. The packages contain at least two oxygen scavenging materials having different oxygen scavenging properties, arranged so that oxygen contamination from different sources is effectively eliminated. Preferred packages contain at least one oxygen scavenging material to effectively absorb head space oxygen, and at least one oxygen scavenging material to effectively absorb ingress oxygen.Type: GrantFiled: February 7, 2001Date of Patent: January 27, 2004Assignee: Sonoco Development, Inc.Inventor: David E. McKnight
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Patent number: 6540936Abstract: An aldehyde gas absorbent comprising: a porous silicon dioxide having a specific surface area of from 400 to 900 m2/g and an average pore size of from 0.1 to 10 nm; and a polyamine compound carried on the porous silicon dioxide in an amount of from 0.02 to 2.0 mmol/g, said polyamine compound being represented by the following formula: H2N—(CH2CH2—NH)n—CH2CH2NH2 wherein n stands for an integer of from 0 to 3. Also disclosed are a process for absorbing an aldehyde gas and an aldehyde gas-absorbing article using the aldehyde gas absorbent.Type: GrantFiled: June 19, 2000Date of Patent: April 1, 2003Assignee: Toagosei Co., Ltd.Inventors: Osamu Takagi, Toshio Hirukawa, Noriyuki Yamamoto
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Patent number: 6464896Abstract: An improved composition and a method of scavenging oxygen using said composition which comprise oxidizable organic compounds, transition metal catalysts in combination with certain photoinitiators is disclosed. The method comprises initiating scavenging by exposing the composition to UV radiation. The present composition uses certain defined benzophenone derivatives which maintain effectiveness of photoinitiation while providing reduced migration of the photoinitiator from the resin matrix.Type: GrantFiled: October 24, 2000Date of Patent: October 15, 2002Assignee: Cryovac, Inc.Inventors: Drew Ve Speer, Thomas Andrew Blinka, Michael Lee Becraft, Charles Robert Morgan
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Publication number: 20020145128Abstract: Moisture absorbent is embedded in a sheet-type support by a centrifugal force. A gas permeable sheet is fixed to one face of the support via an adhesive layer and a protection sheet is fixed to the other face of the sheet-type support via an adhesive layer. In this way, a moisture absorbent sheet is previously prepared. When in an organic EL display, the protection sheet is removed from the moisture absorbent sheet, the adhesive layer comes into contact with an opposed face of a seal cap and the moisture absorbent sheet is fixed to the opposed face. The seal cap is put on a transparent insulating substrate in which an anode layer, organic EL lamination body, and a cathode layer are laminated. The seal cap comes into contact with the transparent insulating substrate via seal resin of ultraviolet-curable type and ultraviolet rays are irradiated so as to complete the organic EL display.Type: ApplicationFiled: April 9, 2002Publication date: October 10, 2002Applicant: NEC CORPORATIONInventor: Yoshikazu Sakaguchi
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Patent number: 6426314Abstract: There has been invented a codeposition process for fabricating hydrogen scavengers. First, a &pgr;-bonded allylic organometallic complex is prepared by reacting an allylic transition metal halide with an organic ligand complexed with an alkali metal; and then, in a second step, a vapor of the &pgr;-bonded allylic organometallic complex is combined with the vapor of an acetylenic compound, irradiated with UV light, and codeposited on a substrate.Type: GrantFiled: May 31, 2001Date of Patent: July 30, 2002Assignee: The Regents of the University of CaliforniaInventors: David W. Carroll, Kenneth V. Salazar, Mitchell Trkula, Cynthia W. Sandoval
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Patent number: 6254946Abstract: An oxygen-absorbing composition comprising (a) a powdery or particulate crosslinked polymer containing carbon-carbon unsaturated bonds and having a high heat resistance and being easy to grind due to crosslinked structure, and (b) a catalyst. The oxygen-absorbing composition can be used in a dry state and can be utilized in an oxygen absorbent package. An oxygen-absorbing multilayered body can be formed from the oxygen-absorbing composition. A sheet or a film oxygen-absorbing multilayered body can be made from the oxygen-absorbing composition.Type: GrantFiled: June 24, 1998Date of Patent: July 3, 2001Assignee: Mitsubishi Gas Chemical Company, Inc.Inventors: Masukazu Hirata, Kazuhiro Otsu, Yoshinori Mabuchi, Noriyuki Kimura, Takahiro Seki
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Patent number: 6254802Abstract: An improved composition and a method of scavenging oxygen using the composition which comprise oxidizable organic compounds, transition metal catalysts in combination with certain photoinitiators is disclosed. The method comprises initiating scavenging by exposing the composition to UV radiation. The present composition uses certain defined benzophenone derivatives which maintain effectiveness of photoinitiation while providing reduced migration of the photoinitiator from the resin matrix.Type: GrantFiled: May 16, 1997Date of Patent: July 3, 2001Assignee: Cryovac, Inc.Inventors: Drew Ve Speer, Thomas Andrew Blinka, Michael Lee Becraft, Charles Robert Morgan