Utilizing Synthetic Polymer As Reactant Patents (Class 423/449.6)
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Patent number: 11773268Abstract: The present invention includes a system and a method for the refinement of char and the manufacture of regenerated carbon black through waste tire pyrolysis, wherein, in a process of refining char obtained through a pyrolysis process of a waste tires, volatile constituents of char are preferentially removed prior to molding using a pyrolysis furnace having a continuous-type configuration and capable of operating in a continuous manner, and microparticular or microparticle-type regenerated carbon black is produced using the resulting char of increased purity as a material and then molded into spheres with water serving as a binder, whereby regenerated carbon black of high quality can be produced, with the concomitant achievement of cost reduction and an increase in output in the process of producing corresponding spherical regenerated carbon black.Type: GrantFiled: December 21, 2018Date of Patent: October 3, 2023Assignee: LD CARBON CO., LTD.Inventor: Hyung Tae Kim
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Patent number: 11299677Abstract: A pyrolysis reactor having an inlet for material and an outlet for products is provided. The reactor includes a screw for conveying biomass waste from the inlet to the outlet. The screw includes a shaft with a first end and a second end adjacent the outlet and a helical flight arranged about the shaft and extending between the first and second ends. The pitch of the flight alters between the first and second ends of the shaft. The screw has a heater extending from the first end to the second end.Type: GrantFiled: November 27, 2018Date of Patent: April 12, 2022Assignee: PYROGENESYS LIMITEDInventors: Simon Ighofose, Muhammad Saghir, Joseph Socci, Joseph Enyinwa Eke
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Patent number: 10870159Abstract: An additive manufactured workpiece includes one or more cavities having an inner surface. A dielectric interface is formed in the cavity, and conforms to the inner surface. The additive manufactured workpiece further includes an in-situ electrode in the cavities. The dielectric interface is interposed between the in-situ electrode and the inner surface of the workpiece.Type: GrantFiled: November 2, 2017Date of Patent: December 22, 2020Assignee: HAMILTON SUNSTRAND CORPORATIONInventors: Mark R. Jaworowski, Eric W. Karlen, Gary M. Lomasney, Sergey Mironets
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Patent number: 9663662Abstract: A reactor for converting scrap tire material into output products, while allowing controlling the characteristics of the products within certain ranges, includes a pre-processing zone maintained at a first average temperature, at least one primary processing zone maintained at a second average temperature, at least one secondary processing zone maintained at a third average temperature, a post-processing zone that cools scrap tire material to a fourth temperature, at least one water injector that introduces water into the interior of the secondary processing zones, and potentially also the primary zone, and a transport mechanism that moves, and may mix, scrap tire material across the pre-processing zone, primary processing zone, secondary processing zone, and post-processing zone.Type: GrantFiled: June 22, 2016Date of Patent: May 30, 2017Assignee: Long Arc Technologies CorporationInventors: Vitaly B Khusidman, Vasily Jorjadze, Tamaz Marsagishvili, Akaki Peikrishvili, Grigor Tatishvili
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Patent number: 9346030Abstract: The device for producing carbon black from waste rubber has a pyrolysis reactor, a solid product discharge system, a pyrolysis gas emission means, a shell and tube heat exchanger, a solid pyrolysis product receiver, a pyrolysis gas condenser, and a flue gas output means. The shell and tube heat exchanger has a burner linked to the tubes. The space between the tubes of the heat exchanger is filled with a disperse material having a particle size of 3-10 cm. The inlet of the pyrolysis gas emission means is linked to the pyrolysis reactor, and the outlet is linked to the space between the tubes of the heat exchanger. The inlet of the condenser is linked to the casing of the pyrolysis reactor, which is linked to the tubes of the heat exchanger.Type: GrantFiled: June 12, 2014Date of Patent: May 24, 2016Assignees: Zakrytoe Aktsionernoe Obschestvo “Nauchno-Proizvodstvennoe Ob'edinenie Innovatekh”Inventors: Evgeny S. Susekov, Alexei S. Gradov
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Patent number: 9169401Abstract: Scrap rubber is decomposed in a reactor. The decomposition products are separated into gaseous products and carbon residue. The gaseous products are heated to 1200-1300° C. to decomposition primarily resins and asphaltenes, oil is isolated, atomized to a droplet size of 0.2-2.0 mm, mixed in a ratio of 1:(0.05-3.0) with the carbon residue, which is ground to 0.1-1.0 mm, and thermally decomposed into carbon black with an atomic hydrogen-to-carbon ratio (H:C) in the range of 0.02-0.07 and gases. Ash and volatile compounds are removed from the carbon residue. Carbon black is separated from the ash. The heat given off during combustion of part of the oil is spent on the formation of carbon black, the flash heating of the carbon residue and the removal of volatile substances therefrom, said volatile substances being subjected to intensive heating in the absence of oxygen using heated carbon black particles and oil combustion products.Type: GrantFiled: June 12, 2014Date of Patent: October 27, 2015Assignees: Zakrytoe Aktsionernoe Obschestvo “Nauchno-Proizvodstvennoe Ob'edinenie Innovatekh”Inventors: Evgeny S. Susekov, Alexei S. Gradov
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Publication number: 20150010460Abstract: The present invention provides a method of producing a carbon material for lithium ion secondary battery negative electrode, the carbon material containing a plurality of carbon particles, the method comprising the steps of: preparing a resin dispersion material containing a dispersion medium and a plurality of resin particles which are substantially insoluble in the dispersion medium; ejecting a plurality of liquid droplets of the resin dispersion material using a liquid droplet ejecting method, the liquid droplets each containing the dispersion medium and at least one of the resin particles; and heat-treating the plurality of liquid droplets so that the resin particle contained in each liquid droplet is carbonized while removing the dispersion medium to thereby obtain at least one of the carbon particles from each liquid droplet.Type: ApplicationFiled: February 26, 2013Publication date: January 8, 2015Applicant: SUMITOMO BAKELITE CO., LTD.Inventors: Takeshi Takeuchi, Shuhei Okumura, Toru Kamata, Yoshimasa Yokota
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Publication number: 20140072506Abstract: A method for obtaining carbon black from rubber waste is provided. The method includes the thermal decomposition of rubber waste in a reactor, the separation of the decomposition products into gas-vapor products and into solid carbon-containing residues, the grinding of the carbon residues, the combustion of the gas-vapor products with the ground carbon residues by supplying the gas-vapor products into the combustion chamber, the mass consumption ratio of the gas-vapor products and of the ground carbon residues being between 1:(0.1-2). A device for obtaining carbon black from rubber waste is also provided.Type: ApplicationFiled: April 12, 2012Publication date: March 13, 2014Applicant: Alpha Recyclage Franche ComteInventors: Jean-Louis Pech, Nikolaï Ivanovitch Kalatski
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Publication number: 20130129602Abstract: A method for recycling rubber tires includes mixing the rubber tires and a hydrophobic ionic liquid in a vessel. The hydrophobic ionic liquid is heated to an elevated vapor temperature to produce dissolved components from the rubber tires. A precipitate is produced from at least some of the dissolved components.Type: ApplicationFiled: November 21, 2012Publication date: May 23, 2013Applicant: ECOSIGHT, LLCInventor: ECOsight, LLC
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Patent number: 8366970Abstract: A method for treating a carbon allotrope including providing a carbon allotrope selected from the group consisting of carbon black, amorphous carbon, glassy carbon, graphite, graphene, fullerenes, or a mixture thereof; surface treating the carbon allotrope by coupling the carbon allotrope with a polyhedral oligomeric silsesquioxane. Also described is a surface treated carbon allotrope having a polyhedral oligomeric silsesquioxane coupled to the surface of the carbon allotrope. Also described is a coating composite for imaging components including a film forming resin; and a plurality of polyhedral oligomeric silsesquioxane surface treated carbon allotrope particles substantially uniformly dispersed in the film forming resin, and imaging components including the coating composite.Type: GrantFiled: July 8, 2010Date of Patent: February 5, 2013Assignee: Xerox CorporationInventors: Brian Gilmartin, Jin Wu, Liang-Bih Lin
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Patent number: 7959890Abstract: The invention relates to recycled rubber produced by a process comprising the steps of: a) shredding cleaned rubber tires into shreds less than 2? long; b) pyrolyzing the shreds in a reaction chamber of a thermal processor in a first anaerobic environment to produce a char; c) drawing off volatile organics from the reaction chamber; c) removing the char from the reaction chamber; d) cooling the char in a second anaerobic environment; e) removing metal and textile components from the char to obtain pyrolytic carbon black; f) milling and sizing the pyrolytic carbon black so obtained into particles of 325 mesh size or smaller; and, g) utilizing the pyrolytic carbon black from the previous step in a polymerization process that produces said recycled rubber. It also relates to the high quality pyrolytic carbon black recovered from this process.Type: GrantFiled: February 1, 2010Date of Patent: June 14, 2011Assignee: RIPP Resource Recovery CorporationInventors: Andrew D. E. MacIntosh, Vincent W. Y. Wong
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Patent number: 7871592Abstract: A method for preparing a carbon/carbon (C/C) composite comprising carbonizing a carbon fiber-reinforced polymer matrix composite precursor by heating the precursor in an inert atmosphere with a heating rate greater than 20° C./min up to 1500° C./min.Type: GrantFiled: December 27, 2005Date of Patent: January 18, 2011Inventors: Jiin-Huey Chern Lin, Chien-Ping Ju, Hua-Hsuan Kuo, Shu-Ching Ho, Seng-Meng Chen
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Patent number: 7824523Abstract: A catalytically activated vacuum distillation system, several novel component parts of said system, a process for producing carbon based products and novel carbon black that is produced from such a system and process.Type: GrantFiled: April 17, 2006Date of Patent: November 2, 2010Assignee: Earthfirst Technologies, Inc.Inventors: Michael P Maskarinec, Bart M. Taylor
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Publication number: 20100084602Abstract: This invention is about a cracking technology of waste rubber, and the content of this technology is as following: the rubber mass with the catalyst were added in the cracking chamber and the cracking process of the raw material is finished. The main contents and weight percentage of catalyzer are as following: the aluminosilicate is from 35 to 50, the active alumina is from 15 to 30, the zinc oxide is from 10 to 20, the active argil is from 5 to 15, the kaoline is from 5 to 15, the weight ratio of catalyst and rubber is 2-7:1000; The cracking temperature is from 350 to 450° C. The rubber mass crack comparative downright in low temperature by using this combinatorial catalyst, that's because the temperature is controlled between 350 and 450° C., which commendably control the cracking process of the carbon chain of rubber. Moreover, more low carbon chain products can be gained for the symmetrical cracking.Type: ApplicationFiled: December 20, 2006Publication date: April 8, 2010Inventor: Bin Niu
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Patent number: 7651817Abstract: A process for producing a spherical carbon material, comprising: subjecting a spherical vinyl resin to an oxidation treatment in an oxidizing gas atmosphere to obtain a spherical carbon precursor, and carbonizing the spherical carbon precursor at 1000-2000° C. in a non-oxidizing gas atmosphere. The thus-obtained spherical carbon material exhibits excellent performances, including high output performance and durability, when used, e.g., as a negative electrode material for non-aqueous electrolyte secondary batteries.Type: GrantFiled: March 25, 2005Date of Patent: January 26, 2010Assignee: Kureha CorporationInventors: Naohiro Sonobe, Hiroshi Ohta
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Patent number: 7479241Abstract: A mixed conductor of this invention includes an electron conductor made of a carbon-based inorganic material imparted electron conduction by causing a main chain to have a ? bond, and a proton conductor made of an inorganic material having proton conduction, and the electron conductor and the proton conductor are fixed to each other by one of or all of a covalent bond, intercalation, and inclusion.Type: GrantFiled: May 14, 2004Date of Patent: January 20, 2009Assignee: Kabushikikaisha Equos ResearchInventor: Norifumi Hasegawa
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Patent number: 7160837Abstract: The mixed conductor of the invention includes an electron conductor made of a carbon-based inorganic material with a main chain having a ? bond for conduction of electrons, and a proton conductor made of an inorganic material, wherein the electron conductor and the proton conductor are attached to each other by at least one of covalent bonding, intercalation, and inclusion.Type: GrantFiled: September 23, 2003Date of Patent: January 9, 2007Assignee: KabushikiKaisha Equos ResearchInventor: Norifumi Hasegawa
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Patent number: 6919063Abstract: The present invention relates to a novel carbon nano-particle and a novel method of preparing the same and a transparent, conductive polymer composite containing the same. The carbon nano-particle has the mean diameter of 1 through 50 nm and the shape of sphere, rod or others, which is a novel material not known in the relevant art. Because of a particle size less than ½ of the shortest wavelength of a visible ray, a transparent resin containing the carbon nano-particle can maintain the transparency. Furthermore, the carbon nano-particle has the excellent electric conductivity and the ferromagnetic property, and can be made by a novel, low cost method entirely different from those of fullerene and carbon nanotube.Type: GrantFiled: March 11, 2003Date of Patent: July 19, 2005Assignee: Dong Woon International Co., Ltd.Inventors: Jyongsik Jang, Joon Hak Oh, Dong Cheol Kim
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Patent number: 6589904Abstract: The present invention provides an activated carbon produced by a process, which includes: activating a carbonaceous material, to obtain an activated carbonaceous material; and contacting the activated carbonaceous material with an acid. Another embodiment of the present invention provides an electrode for an electric double-layer capacitor, which includes the above-described activated carbon. Another embodiment of the present invention provides a filter, which includes the above-described activated carbon. Another embodiment of the present invention provides a shaped article, which includes the above-described activated carbon. Another embodiment of the present invention provides a method for producing activated carbon, which includes activating a carbonaceous material, to obtain an activated carbonaceous material; and contacting the activated carbonaceous material with an acid, to obtain the activated carbon.Type: GrantFiled: November 16, 2000Date of Patent: July 8, 2003Assignees: Kuraray Co., Ltd., Kuraray Chemical Co., Ltd.Inventors: Hideharu Iwasaki, Nozomu Sugo, Shushi Nishimura, Yoshifumi Egawa, Hajime Aoki
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Patent number: 6533859Abstract: The invention comprises a composition comprising a combination of carbon black and at least one surface treating agent selected from the group consisting of quinone compounds, quinoneimine compounds and quinonediimine compounds, as well as methods of obtaining the composition and the use of the composition in dispersing carbon black in a natural or synthetic polymer. The composition achieves increased dispersibility and improved mixing characteristics of the carbon black and improved processability of the carbon black containing polymer.Type: GrantFiled: May 21, 2001Date of Patent: March 18, 2003Assignees: Flexsys America L.P., Columbian Chemicals CompanyInventors: Rakshit Lamba, Frederick Ignatz-Hoover
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Publication number: 20030026755Abstract: A porous carbon composition comprises carbon particles having substantially uniform mesopores, wherein the mesopores have a diameter greater than 5 nanometers. A carbon composition may also comprise carbon particles having a predetermined surface configuration, wherein the surface configuration inversely corresponds to the configuration of at least a portion of an imprinting material. A method of synthesizing mesoporous carbon particles comprises the steps of providing particles of at least one carbon precursor, mixing the particles of at least one carbon precursor with a medium containing an imprinting material to form pretreated solid carbon precursor particles, heating the pretreated solid carbon precursor particles to a temperature at least as high as 20° C.Type: ApplicationFiled: July 12, 2002Publication date: February 6, 2003Inventors: Mietek Jaroniec, Zuojiang Li
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Patent number: 6399029Abstract: Components of a chemical processing system are disclosed. In particular, a chemical processing system is disclosed which includes a chemical mixing or reacting zone, an inlet to the zone, an outlet to the zone, and a vacuum or fluid flow source located downstream of the outlet. The chemical processing system further includes a device to control the amount of vacuum or fluid flow through the zone. Also disclosed is a continuous feeder system having a first loss-in-weight and a second loss-in-weight feeder and a device for measuring a lower limit of feed in each feeder. There is also a device to activate the second feeder when the lower limit is obtained in the first feeder and a device to deactivate the first feeder when the lower limit is detected in the first feeder. A sample port assembly is also disclosed for obtaining a sample of material flowing through a processing system.Type: GrantFiled: March 24, 1997Date of Patent: June 4, 2002Assignee: Cabot CorporationInventors: William M. Porteous, John Mathew
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Patent number: 6297293Abstract: A mesoporous material prepared by polymerizing a resorcinol/formaldehyde system from an aqueous solution containing resorcinol, formaldehyde and a surfactant and optionally pyrolyzing the polymer to form a primarily carbonaceous solid. The material has an average pore size between 4 and 75 nm and is suitable for use in liquid-phase surface limited applications, including sorbent, catalytic, and electrical applications.Type: GrantFiled: September 15, 1999Date of Patent: October 2, 2001Assignee: TDA Research, Inc.Inventors: William Bell, Steven Dietz
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Patent number: 6221329Abstract: A process and system for the recovery of desirable constituent materials from vehicle tire pieces through pyrolysis. The system includes a pyrolysis section that is divided into a plurality of individual heating zones. Each of the heating zones is heated to a distinct operating temperature that is independent from the operating temperature of the remaining heating zones. Vehicle tire pieces are fed into the infeed end of the pyrolysis section by a rotatable feed cylinder that includes a screw-like flight extending from the inner wall of the feed cylinder. As the feed cylinder rotates, the flight directs the supply of vehicle tire pieces into the infeed end of the pyrolysis section. The pyrolysis section includes a rotary kiln that is divided into the plurality of heating zones.Type: GrantFiled: March 9, 1999Date of Patent: April 24, 2001Assignee: Svedala Industries, Inc.Inventors: Bobby P. Faulkner, Robert J. Unterweger, Roy W. Hansen