Solid Polymer Or Solid Sicp Derived From Or Reacted With Protein Or Biologically Active Polypeptide Or Product Thereof Patents (Class 524/498)
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Patent number: 12157824Abstract: A bio-derived wearable film includes an acid-hydrolyzed palm stem pith, a starch, a cellulose, a synthetic polymer, a plant hydrogel, glycerin, and a dye, and a method of producing the bio-derived wearable film. The bio-wearable film has a water absorption of 0.00 to 0.16% measured according to ASTM D570; a carbonate content of 100 to 200 ppm; and shows no cracks when tested according to ASTM D5419.Type: GrantFiled: July 29, 2024Date of Patent: December 3, 2024Assignee: IMAM MOHAMMAD IBN SAUD ISLAMIC UNIVERSITYInventors: Abm Sharif Hossain, Mohammed Saad Aleissa, Hassan Ahmed Rudayni, Naif M. A. Alotaibi, Mohammed Ibrahim Alghonaim
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Patent number: 12098285Abstract: A bio-derived wearable film includes an acid-hydrolyzed palm stem pith, a starch, a cellulose, a synthetic polymer, a plant hydrogel, glycerin, and a dye, and a method of producing the bio-derived wearable film. The bio-wearable film has a water absorption of 0.00 to 0.16% measured according to ASTM D570; a carbonate content of 100 to 200 ppm; and shows no cracks when tested according to ASTM D5419.Type: GrantFiled: April 26, 2024Date of Patent: September 24, 2024Assignee: IMAM MOHAMMAD IBN SAUD ISLAMIC UNIVERSITYInventors: ABM Sharif Hossain, Mohammed Saad Aleissa, Hassan Ahmed Rudayni, Naif M. A. Alotaibi, Mohammed Ibrahim Alghonaim
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Patent number: 12073955Abstract: Methods of forming an electrically conductive carbon allotrope material comprise depositing a first material comprising a polymer and a sulfonic acid onto a carbon allotrope material to form a second material. The methods comprise curing the second material. Methods of heating a surface of a vehicle component comprise applying a voltage to a material comprising a carbon allotrope material, a polymer, and a sulfonic acid. The material is disposed on a surface of a vehicle component. Electrically conductive materials comprise at least one polymer, at least one sulfonic acid, and a carbon allotrope material.Type: GrantFiled: May 26, 2020Date of Patent: August 27, 2024Assignee: THE BOEING COMPANYInventors: Patrick J. Kinlen, Daniel A. Charles
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Patent number: 12006403Abstract: Systems and methods are provided that involve a subcritical water reaction to recycle the cellulose and polyester components of waste cotton and cotton/polyester blend textiles that would otherwise be discarded or disposed of. Specifically, the disclosed methods provide for treatment of the waste textiles to produce advanced materials including cellulose and terephthalic acid (TPA) with a low environmental impact. The cellulose and TPA that are produced are of a high quality allowing for production of regenerated cellulose and regenerated polyethylene terephthalate (PET) suitable for fiber spinning and textile applications.Type: GrantFiled: June 27, 2022Date of Patent: June 11, 2024Assignee: Circ, LLCInventors: Florin G. Barla, Todd Showalter, Hsun-Cheng Su, Jeremy Jones, Iulian Bobe
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Patent number: 11945883Abstract: The present invention relates to new aqueous curable binder compositions comprising a carbohydrate compound, a first cross linker and a second cross linker different from the first capable of undergoing radical polymerization and possibly a free radical initiator.Type: GrantFiled: April 14, 2022Date of Patent: April 2, 2024Inventors: Carl Hampson, Ferdous Khan
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Patent number: 11851523Abstract: The present invention relates to thermoplastic polyurethanes obtainable or obtained by a process comprising the reaction of a thermoplastic polyester (PE-1) with a diol (D1) to give a composition (Z1) comprising a polyester (PE-2), and the reaction of the composition (Z1) obtained in step (i) with an isocyanate composition (I1) comprising at least one polyisocyanate, and with a polyol composition (P1), where the polyol composition (P1) comprises at least one polycarbonate polyol (PC1), and also to a process for the production of the thermoplastic polyurethane. The present invention further relates to a composition comprising a thermoplastic polyurethane of the invention and at least one flame retardant.Type: GrantFiled: November 30, 2018Date of Patent: December 26, 2023Assignee: BASF SEInventors: Oliver Steffen Henze, Dirk Kempfert, Oliver Muehren
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Patent number: 11802090Abstract: A thermally-insulating composite material with co-shrinkage in the form of an insulating material formed by the inclusion of microballoons in a matrix material such that the microballoons and the matrix material exhibit co-shrinkage upon processing. The thermally-insulating composite material can be formed by a variety of microballoon-matrix material combinations such as polymer microballoons in a preceramic matrix material. The matrix materials generally contain fine rigid fillers.Type: GrantFiled: June 8, 2021Date of Patent: October 31, 2023Assignee: Powdermet, Inc.Inventors: Brian P. Doud, Mark V. Grogan, Andrew Sherman
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Publication number: 20150087555Abstract: The invention provides a method for immobilization of biological molecules such as nucleic acids, peptides and proteins onto the surface of a glass or plastic solid support.Type: ApplicationFiled: August 7, 2014Publication date: March 26, 2015Inventor: Marcella CHIARI
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Patent number: 8980991Abstract: Exemplary embodiments provide intermediate transfer members that can be used in electrostatographic devices and methods for using them in forming an image. The disclosed intermediate transfer members can include a plurality of nanotubes with high electrical conductivity, high thermal conductivity, and/or low humidity sensitivity. The hydrophobicity of the nanotubes can be controlled by covalently grafting hydrophobic components onto one or more nanotubes; surface treating one or more nanotubes; and encapsulating one or more nanotubes with hydrophobic components. In an exemplary embodiment, the nanotubes can be dispersed in polymer matrices and/or formed on the surface of polymer matrices of the intermediate transfer members. The intermediate transfer members can take various forms of belts, sheets, webs, films, rolls, tubes or any shape that can provide a smooth surface and rotatable function.Type: GrantFiled: June 8, 2007Date of Patent: March 17, 2015Assignee: Xerox CorporationInventors: Liang-Bih Lin, Daniel Levy, Jin Wu
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Publication number: 20150057404Abstract: The present invention relates to a method for producing non-fouling surfaces and products having such a surface. Especially, the present invention relates to a product comprising a bulk part and a surface region; wherein a first surface region coating is coated on at least a first part of said surface region; said first surface region coating comprising a polyionic co-polymer consisting of a polyionic backbone polymer and non-ionic hydrophilic side chain polymers; wherein the molecular spacing parameter, L/2Rg, of said first surface region coating is less than 0.26.Type: ApplicationFiled: March 26, 2013Publication date: February 26, 2015Inventors: Ryosuke Ogaki, Morten Foss
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Publication number: 20150031259Abstract: One-part binder compositions are described that may include a protein and a crosslinking combination. The crosslinking combination may include at least a first crosslinking compound and a second crosslinking compound. The first and second crosslinking compounds are individually crosslinkable with each other and with the protein. Examples of the protein include soy protein. Fiber products and methods of making the fiber products are also described. The fiber products may include organic fibers, inorganic fibers, or both, in a cured thermoset binder based on solutions of the one-part binder compositions.Type: ApplicationFiled: January 30, 2014Publication date: January 29, 2015Applicant: JOHNS MANVILLEInventors: Mingfu Zhang, Kiarash Alavi Shooshtari, Jawed Asrar
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Publication number: 20150025170Abstract: Methods for adhering a hydrogel matrix to a molded polymer substrate and its use as a biosensor, e.g., a continuous or episodic glucose monitor, are disclosed. The presently disclosed subject matter provides a method for adhering a hydrogel matrix to a molded polymer substrate, the method comprising: (a) molding a polymer comprising one or more polymer chains with an oxidizer to form a molded polymer substrate; (b) providing a hydrogel matrix comprising a hydrogel, a component comprising one or more acrylate groups or another functional group that can form one or more radicals upon polymerization in the molded polymer substrate, and a photo initiator; (c) combining the molded polymer substrate and the hydrogel matrix; and (d) curing the combined molded polymer substrate and hydrogel matrix for a period of time.Type: ApplicationFiled: March 28, 2013Publication date: January 22, 2015Applicant: Becton, Dickinson and CompanyInventor: Javier Alarcon
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Patent number: 8921475Abstract: The invention relates to a hardenable dental composition comprising component (A) comprising a cationically hardenable compound, component (B) comprising an initiator being able to initiate the hardening reaction of the cationically hardenable compound, and component (C) comprising a filler, wherein the filler comprises a filler body and a filler surface, the filler surface comprising side groups with polar moieties. The invention also relates to a process of producing the dental composition, to the use of the dental composition as dental impression material and to a method of taking an impression of dental tissue.Type: GrantFiled: July 19, 2010Date of Patent: December 30, 2014Assignee: 3M Innovative Properties CompanyInventors: Joachim W. Zech, Thomas Klettke, Sebastian Zeller, Bernd Kuppermann, Hendrik Grupp
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Publication number: 20140377209Abstract: Conjugates are provided herein which comprise a protein attached to at least two polymeric moieties, at least one of which exhibits reverse thermal gelation. The conjugates are suitable for being cross-linked by non-covalent and/or covalent cross-linking. Compositions-of-matter comprising cross-linked conjugates are provided herein, as well as processes for producing same. Methods of controlling a physical property of compositions-of-matter are also provided herein. The conjugates and compositions-of-matter may be used for various applications, such as cell growth, tissue formation, and treatment of disorders characterized by tissue damage or loss, as described herein.Type: ApplicationFiled: September 9, 2014Publication date: December 25, 2014Inventors: Dror SELIKTAR, Yonatan Shachaf
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Patent number: 8661705Abstract: The present invention relates to a method for producing a polymer material filled with longer fibers, wherein the fibers, which typically have a residual moisture content of approximately 5 to 8% and a minimum length of more than 2 mm, and the carrier material are mixed and heated in a reactor or cutter-compacter, constantly moving them and optionally comminuting the carrier material, and constantly maintaining the pourability and/or lumpiness. According to the invention, the conditions, and particularly the temperature, in the reactor are adjusted so as to dry the fibers to the lowest residual moisture possible, at which the fibers are just barely sufficiently flexible so as not to break during processing in the reactor, or during an optionally following compression step, for example extrusion.Type: GrantFiled: January 17, 2011Date of Patent: March 4, 2014Assignee: EREMA Engineering Recycling Maschinen und Anlagen Gesellschaft m.b.HInventors: Manfred Hackl, Klaus Feichtinger, Gerhard Wendelin, Walter Reisinger
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Patent number: 8642309Abstract: The invention relates to an amphiphilic polymer comprising at least 75% of amphiphilic monomers of formula (I), the average molar mass of the polymer being between 800 and 100 000, and also water-soluble complexes between the polymer according to the invention and a hydrophobic or amphiphilic compound, in particular a membrane protein, a concentrated aqueous solution of one or more such complex(es), a product comprising one or more such complex(es) attached to a substrate by means of the polymer according to the invention, and various uses of these products.Type: GrantFiled: November 16, 2010Date of Patent: February 4, 2014Assignees: Centre National de la Recherche Scientifique (CNRS), University d'Avignon et des Pays de VaucluseInventors: Bernard Pucci, Fabrice Giusti, Paola Bazzacco, Jean-Luc Popot, Sharma Kshatrapati Shivaji, Gregory Durand
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Publication number: 20140010886Abstract: The disclosure relates to uses of saccharide binding moieties, e.g., lectins for targeting cells, typically cancer stem cells. In certain embodiments, the disclosure relates to conjugates comprising: a) a saccharide binding moiety; b) a polymer; and c) a therapeutic agent; wherein the saccharide binding protein is covalently attached to the polymer.Type: ApplicationFiled: April 4, 2012Publication date: January 9, 2014Applicants: GEORGIA TECH RESEARCH CORPORATION, EMORY UNIVERSITYInventors: David Scott Wilson, Rodney J. Nash, Prasanthi Chappa, Constantinos G. Hadjipanayis
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Patent number: 8598252Abstract: A compressible and highly flexible plugging agent comprises the following components in parts by weight: 70-80 parts of natural rubber, 0.5-1 part of polyacrylamide (PAM), 1.5-3 parts of polyanionic cellulose (PAC), 0.5-1 part of biopolymer XC and 10-15 parts of ultrafine calcium carbonate; and the preparation method thereof comprises the following steps: adding the components in the weight parts into the natural rubber in order according to the common preparing method at normal temperature and pressure, mixing and stirring evenly, drying and then grinding into particles of 0.05-50 mm. The plugging agent is characterized by wide raw material sources, simple process, safe application, high plugging ratio and high compressibility, which is suitable for oil recovering and geological drilling applications.Type: GrantFiled: April 26, 2010Date of Patent: December 3, 2013Assignee: Dongying Taier Petrol Technology Co., Ltd.Inventors: Yuehua Sui, Fang Guan, Aizhao Zhou, Xiaoping Zhao, Shuai Zhang, Genyu Cui, Yuanqiang Cui, Yongquan Sui, Shuwei Wang, Lei Ge, Zhanfu Chi, Chunyu Wang, Zhijie Liu
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Publication number: 20130280782Abstract: The present disclosure provides protein-containing compositions, methods and uses thereof. A conjugate comprises a globular protein conjugated with a polymer that preserves the folded and functional structure of a protein. In some embodiments, a fusion protein comprises a globular protein conjugated with an elastin-mimic polymer (EMP). Also disclosed is an assembled solid-state or gel-state nanostructure comprising a plurality of conjugates, wherein each comprises a globular protein conjugated with a polymer that preserving the folded and functional structure of a protein. In certain embodiments, provided compositions and methods further comprise an additive.Type: ApplicationFiled: October 26, 2011Publication date: October 24, 2013Applicant: Massachusetts Institute of TechnologyInventors: Bradley D. Olsen, Carla S. Thomas
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Publication number: 20130281602Abstract: A thermo-responsive polymer covalently bound with a peptide, wherein the peptide comprises a peptide moiety that is able to self-assemble and a functional peptide moiety comprising a bioactive sequence, and compositions comprising such thermo-responsive polymer covalently bound with a peptide. Methods for the preparation of such thermo-responsive polymers covalently bound with a peptide and the use thereof for the preparation of hydrogels.Type: ApplicationFiled: October 6, 2011Publication date: October 24, 2013Applicant: SOLVAY SAInventors: Alberto Saiani, Aline Miller, Roland Callens, Laurent Jeannin, Wafa Moussa
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Publication number: 20130203881Abstract: Disclosed are fast-curing, inexpensive corn-gluten resin compositions, methods for making them, methods for forming them into solid articles. In some embodiments, the resin composition includes corn meal gluten and a non-toxic organic acid.Type: ApplicationFiled: July 19, 2011Publication date: August 8, 2013Inventors: Dara L. Woerdeman, Odelia Maron
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Publication number: 20130005016Abstract: The invention relates to an amphiphilic polymer comprising at least 75% of amphiphilic monomers of formula (I), the average molar mass of the polymer being between 800 and 100 000, and also water-soluble complexes between the polymer according to the invention and a hydrophobic or amphiphilic compound, in particular a membrane protein, a concentrated aqueous solution of one or more such complex(es), a product comprising one or more such complex(es) attached to a substrate by means of the polymer according to the invention, and various uses of these products.Type: ApplicationFiled: November 16, 2010Publication date: January 3, 2013Applicant: Centre National de la Recherche Scientifique (CNRSInventors: Bernard Pucci, Jean-Luc Popot, Sharma Kshatrapati Shivaji, Fabrice Giusti, Paola Bazzacco, Gregory Durand
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Patent number: 8329601Abstract: A biodegradable and renewable film that may be employed in a wide variety of applications is provided. The film is formed from a thermoplastic composition that contains at least one starch and at least one plant protein. Even at a high renewable material content, the present inventors have discovered that films may be readily formed from plant proteins and starches by selectively controlling the individual amount of the starch and plant proteins, the nature of the starch and plant proteins, and other components used in the film. Balancing the amount of starches and plant proteins within a certain range, for instance, can reduce the likelihood of plant protein aggregation and enhance the ability of the composition to be melt processed. The composition also contains at least one plasticizer that improves the thermoplastic nature of the protein and starch components. The selection of the plasticizer may also help reduce the tendency of the plant protein to aggregate during melt processing.Type: GrantFiled: December 18, 2008Date of Patent: December 11, 2012Assignee: Kimberly-Clark Worldwide, Inc.Inventors: Bo Shi, Sarah A. Funk, James H. Wang, Gregory J. Wideman, Ross T. Kaufman, Vasily A. Topolkaraev
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Publication number: 20120282697Abstract: A composition for forming a polymeric cell culture surface includes (i) a pre-polymer comprising a polymer backbone, a cationic moiety conjugated to the backbone, and a cross-linker moiety conjugated to the backbone; and (ii) a peptide-polymer comprising a polymer backbone and cell adhesive peptide conjugated to the backbone. Cross-linked coatings for cell culture that have a suitable amount of cell adhesive peptide and cationic moiety may be formed from the pre-polymer and peptide-polymer.Type: ApplicationFiled: April 13, 2012Publication date: November 8, 2012Inventors: David Henry, Martial Hervy, Marylène Denise Madeleine Pécheul, Corinne Walerack
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Publication number: 20110262492Abstract: A method of synthesizing a biocompatible hydrogel by covalently cross-linking an effective amount of a first macromonomer including a cyclic thioester group with an effective amount of a second macromonomer including a terminal cysteine group is disclosed. In addition, the synthesis and use of the following specific cyclic thioester macromonomer that can be used in the method, as well as specific hydrogels made using this macromonomer are disclosed. The disclosed method produces a biocompatible hydrogel, while producing substantially no toxic free thiol by-product. Accordingly, the method can be used in making biomedical products, such as sutures and tissue replacement biomaterials, and for encapsulating therapeutic cells and pharmaceuticals.Type: ApplicationFiled: April 20, 2011Publication date: October 27, 2011Applicant: NORTHWESTERN UNIVERSITYInventors: Phillip B. Messersmith, Jing Su, Bi-Huang Hu
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Publication number: 20110196085Abstract: Biomarker stabilizing agents. In at least one embodiment of a stabilizing bead of the present disclosure, the stabilizing bead comprises a latex particle having a carboxylate group, and a stabilizing agent functionally coupled to the latex particle, wherein the stabilizing agent is capable of completely or substantially preventing the degradation or inactivation of a diagnostic agent in close proximity to the stabilizing agent. Optionally, an embodiment of a stabilizing bead may further comprise at least one of human serum albumin (HSA) and bovine serum albumin (BSA). Moreover, an embodiment of a stabilizing bead of the present disclosure may further comprise a linker group coupled to latex particle.Type: ApplicationFiled: October 18, 2010Publication date: August 11, 2011Inventors: Richard H. Selinfreund, Rakesh Vig, Richard P. Gill
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Publication number: 20110196086Abstract: An object of the present invention is to provide a rubber composition which not only realizes sufficiently low heat generation properties but also exhibits more excellent crack growth resistance than the conventional rubber composition. The rubber composition contains in 100 mass % of rubber components thereof: 20-80 mass % of natural rubber in which the total nitrogen content in natural rubber latex is in the range of 0.1 mass % to 0.4 mass % (exclusive of 0.1 mass % and inclusive of 0.4 mass %); and butadiene-based polymer having cis content of 90% or higher.Type: ApplicationFiled: October 7, 2009Publication date: August 11, 2011Applicant: BRIDGESTONE CORPORATIONInventors: Junko Matsushita, Yoichi Ozawa
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Publication number: 20100310867Abstract: A water dilutable binder resin for use in an inorganic fiber material; wherein the binder resin is prepared by reacting at least the following components in any order: (a) proteinaceous material which is substantially soluble in water at 20° C. and has a viscosity of <50 mPa*s for a 25 wt % aqueous solution, (b) an aromatic hydroxyl compound, and (c) an aldehyde, and wherein the water dilutable binder resin has a property of having a viscosity of <100 mPa*s when measured at a concentration of 50 wt % at 20° C. During curing, the resin thus produced gives lower phenol emissions. Also, the formaldehyde and ammonia emissions are dramatically lower when compared to conventional resins.Type: ApplicationFiled: December 18, 2008Publication date: December 9, 2010Applicant: Dynea OyInventors: Hendrikus W.G. Van Herwijnen, Wolfgang Heep
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Publication number: 20100279376Abstract: Processes for preparation of a protein-polymer composite material are provided according to embodiments of the present invention which include providing an admixture of a polymer resin, a surfactant and a non-aqueous organic solvent. An aqueous solution containing bioactive proteins and substantially free of surfactant is mixed with the admixture. The emulsion is mixed with a crosslinker to produce a curable composition. The curable composition is cured, thereby producing the protein-polymer composite material.Type: ApplicationFiled: May 1, 2009Publication date: November 4, 2010Applicants: Toyota Motor Engineering & Manufacturing North America, Inc., Regents of the University of Minnesota, Toyota Motor CorporationInventors: Ping Wang, Songtao Wu, Hongfei Jia, Masahiko Ishii, Xiaodong Tong, Minjuan Zhang
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Publication number: 20100239644Abstract: A method of selecting components for use in water-absorbing pressure-sensitive adhesive compositions is provided. The method involves selecting a film-forming polymer, a ladder-like non-covalent crosslinker that is capable of forming a ladder-like interpolymer complex with the film-forming polymer selected, and selecting a carcass-like non-covalent crosslinker that is capable of forming a carcass-like complex with at least one of the film-forming polymer selected or the ladder-like non-covalent crosslinker selected. The adhesive hydrogels provide high adhesion in a swollen state and bridge the gap between conventional pressure sensitive adhesives and bioadhesives. Methods for preparing and using the resulting compositions are also disclosed.Type: ApplicationFiled: April 5, 2010Publication date: September 23, 2010Inventors: Mikhail M. Feldstein, Danir F. Bairamov, Nicolai A. Platé, Valery G. Kulichikhin, Anatoly E. Chalykh, Gary W. Cleary, Parminder Singh
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Publication number: 20100234515Abstract: The present invention relates to a method of manufacturing a plastic material from a protein source, the method characterised by the following steps; i) treating the protein source with at least one denaturing agent to break interactions between proteins or portions thereof, and ii) treating the denatured protein source with sufficient pressure and temperature to consolidate the denatured protein source into a plastic material.Type: ApplicationFiled: November 21, 2007Publication date: September 16, 2010Applicant: NOVATEIN LIMITEDInventors: Kim Louise Pickering, Casparus Johannes Reinhard Verbeek, Carmen Viljoen, Lisa Eunice Van Den Berg
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Patent number: 7767756Abstract: The application describes materials derived from keratin proteins in combination with polymers, either as intimate mixtures with water soluble polymers, or as chemically bound copolymers. The keratin protein is a specific keratin protein fraction, and is preferably intact, s-sulfonated and from the intermediate filament protein family. The application also describes the process for production of these materials.Type: GrantFiled: September 13, 2004Date of Patent: August 3, 2010Assignee: Keraplast Technologies, Ltd.Inventors: Robert James Kelly, Mohammad Azam Ali, Alisa Dawn Roddick-Lanzilotta, Gillian Worth, Mohammad Mahbubul Hassan, John Robert McLaughlin, Alan John McKinnon
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Publication number: 20100159203Abstract: A biodegradable and renewable film that may be employed in a wide variety of applications is provided. The film is formed from a thermoplastic composition that contains at least one starch and at least one plant protein. Even at a high renewable material content, the present inventors have discovered that films may be readily formed from plant proteins and starches by selectively controlling the individual amount of the starch and plant proteins, the nature of the starch and plant proteins, and other components used in the film. Balancing the amount of starches and plant proteins within a certain range, for instance, can reduce the likelihood of plant protein aggregation and enhance the ability of the composition to be melt processed. The composition also contains at least one plasticizer that improves the thermoplastic nature of the protein and starch components. The selection of the plasticizer may also help reduce the tendency of the plant protein to aggregate during melt processing.Type: ApplicationFiled: December 18, 2008Publication date: June 24, 2010Applicant: Klmberly-Clark Worldwide, Inc.Inventors: Bo Shi, Sarah A. Funk, James H. Wang, Gregory J. Wideman, Ross T. Kaufman, Vasily A. Topolkaraev
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Publication number: 20100143738Abstract: The present invention provides novel biolatex conjugate compositions and methods of production and use thereof. The novel biolatex conjugate compositions comprise a biopolymer-additive complex (prepared by co-extruding a biopolymer feedstock, at least one performance-enhancing additive, and at least one plasticizer under shear forces) reacted with a crosslinking agent under shear forces. The biolatex conjugate compositions exhibit enhanced performance properties for coated paper, paperboard, and other applications using extremely low levels of performance-enhancing additives.Type: ApplicationFiled: December 3, 2009Publication date: June 10, 2010Applicant: ECOSYNTHETIX INC.Inventors: Steven Bloembergen, Do I. Lee, Ian J. McLennan, Robert H. Wildi, Edward Van Egdom
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Publication number: 20090131938Abstract: The invention relates to a tertiary amine intermediate represented by the following formula, and electrophilic monomers derived therefrom. The invention also relates to adhesives or sealants derived from such electrophilic moieties. where R?CH3, H, CH3CH2 or other alkyl group; and R1?H, C(O)CH2OCH2COOH, C(O)(CH2)nCOOH with n=1-4, or combinations thereof.Type: ApplicationFiled: November 19, 2007Publication date: May 21, 2009Inventors: Chetan A. Khatri, Binoy K. Bordoloi
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Publication number: 20090111930Abstract: The invention relates to supramolecular ionomers. i.e. polymers having quadruple hydrogen bonding units (4H-units) and ionic groups or ionogenic groups within their structure. The supramolecular ionomers can be dispersed or solubilized in water at high solids contents while maintaining low viscosities, facilitating easy use and processing of the resulting aqueous formulations. The aqueous supramolecular ionomer compositions have excellent film-forming properties. Moreover, the polymer materials have good mechanical properties after drying, as they are not tacky, show high elasticity and low or no creep.Type: ApplicationFiled: July 11, 2005Publication date: April 30, 2009Inventors: Gaby Maria Leonarda van Gemert, Ronny Mathieu Versteegen, Henricus Marie Janssen, Egbert Willem Meijer, Anton Willem Bosman
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Publication number: 20090035365Abstract: The present invention discloses density controlled capsule particle and methods for making the same for use in a wide range of consumer and personal care products.Type: ApplicationFiled: July 30, 2007Publication date: February 5, 2009Inventors: Lewis Michael Popplewell, Yabin Lei
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Patent number: 7473727Abstract: A friction material for a synchronizer ring comprises (A) a petroleum coke with an ash content of 0.1 mass % to 8 mass % or (B) a pitch coke with an ash content of 0.1 mass % to 8 mass %, more preferably (C) a calcined petroleum coke with an ash content of 0.1 mass % to 1 mass % or (D) a foundry coke with an ash content of 5 mass % to 8 mass %. The friction material is effectively used for a synchronizer ring requiring high coefficient of dynamic friction.Type: GrantFiled: June 3, 2004Date of Patent: January 6, 2009Assignee: Tanaka Seimitsu Kogyo Co., Ltd.Inventors: Yoshiaki Takagi, Eishin Matsui, Yoshihiro Fukushima, Tomoya Takata
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Publication number: 20080221246Abstract: Water soluble latex compositions comprising cis 1,4 polyisoprene and a biopolymer are disclosed. The compositions may contain 0.1-10% cis 1,4 polyisoprene and are suitable for application wherein a biodegradeable water soluble product is desired.Type: ApplicationFiled: March 9, 2007Publication date: September 11, 2008Applicant: The United States of America, as represented by the Secretary of AgricultureInventors: Syed H. Imam, Gregory M. Glenn, William J. Orts
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Publication number: 20080167418Abstract: A process for preparing an aqueous polyamide dispersion by hydrolase-catalyzed reaction of an aminocarboxylic acid compound in aqueous medium.Type: ApplicationFiled: November 29, 2005Publication date: July 10, 2008Applicant: BASF AktiengesellschaftInventors: Xiang-Ming Kong, Motonori Yamamoto, Dietmar Haring
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Patent number: 7165584Abstract: A tire comprising a tread, where the tread includes a vulcanized rubber, from about 5 to about 80 parts by weight of a nylon-containing block copolymer per 100 parts by weight of the vulcanized rubber, and from about 1 to about 100 parts by weight filler per 100 parts by weight of the vulcanized rubber.Type: GrantFiled: October 1, 2002Date of Patent: January 23, 2007Assignee: Bridgestone CorporationInventors: Chenchy Jeffrey Lin, William L Hergenrother, Terrence E Hogan, Shunji Araki
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Publication number: 20030181569Abstract: New aerogels are disclosed which comprise silica, at least one organic polymer having polar functional groups, and at least one metal ion. Also disclosed are methods for making such aerogels. The present invention further concerns printable objects comprising these aerogels, specifically when the print media are imaged by the absorption of liquid and the spatial localization of pigments or dyes.Type: ApplicationFiled: March 20, 2003Publication date: September 25, 2003Inventors: William M. Risen, Shuang Ji, Xiangjun Hu, Ruiyun Zhang
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Publication number: 20020103333Abstract: A method of reducing allergenicity of latex rubber products such as latex rubber gloves. The latex rubber product is treated with first bath of an alkane hydrocarbon followed by a protein substituting material in the form of a synthetic plasticizer. A final wash is carried out using an alkaline or oxidative wash to remove surface and interstice dwelling protein.Type: ApplicationFiled: December 6, 2000Publication date: August 1, 2002Inventor: Travis W. Honeycutt
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Publication number: 20020031669Abstract: An adhesive suitable for bonding wood is both heat curable and radio frequency (RF) curable. This adhesive is composed of an isocyanate-terminated prepolymer and hydrolyzed soy protein having a pH of at least about 9 and advantageously from about 9 to 11.5. The weight ratio of prepolymer to soy protein hydrolyzate ranges from about 70:30 to 90:10.Type: ApplicationFiled: January 24, 2001Publication date: March 14, 2002Inventors: Gang-Fung Chen, David E. Day, David Jones
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Patent number: 6300387Abstract: A molding composition comprises (A) an aggregate, at least one of (B) an unsaturated polyester and (C) an unsaturated polyester-polyamide, and (D) a radical generator comprising a peroxide represented by formula: R1OOC(CH3)2—R3—C(CH3)2OOR2 wherein R1 and R2, which may be the same or different, each represent an alkyl group having 3 to 10 carbon atoms or an arylalkyl group having 7 to 17 carbon atoms; and R3 represents an arylene group.Type: GrantFiled: February 22, 2001Date of Patent: October 9, 2001Assignee: Kao CorporationInventors: Takashi Yamaguchi, Tadashi Sakuma, Kuniyasu Kawabe
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Patent number: 6284819Abstract: The present invention provides a recording medium comprising a substrate having a glossy coating thereon, wherein the glossy coating comprises a binder and first and second groups of particles, wherein: (a) the first group comprises metal oxide particles, wherein the metal oxide particles are aggregates of smaller, primary particles, (b) the mean diameter of the primary particles is less than about 100 nm, (c) the mean diameter of the aggregates is from about 100 nm to about 500 nm, (d) the mean diameter of the particles in the second group is less than about 50% of the mean diameter of the aggregates in the first group, and (e) the ratio of particles in the first group to particles in the second group is from about 0.1:1 to about 10:1 by weight. The glossy coating of the inventive recording medium has an excellent rate of liquid absorption, a relatively high liquid absorption capacity, excellent adhesiveness, and a non-brittle, crack-resistant, glossy surface.Type: GrantFiled: July 1, 1999Date of Patent: September 4, 2001Assignee: Cabot CorporationInventors: Michael S. Darsillo, David J. Fluck, Rudiger Laufhutte
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Patent number: 6265479Abstract: Disclosed are a deproteinizing agent comprising a proteolytic enzyme and one or more cationic surfactants selected from the group consisting of an alkylamine salt, an alkylamine derivative and quaternized compounds thereof; and a method of preparing a cationic deproteinized natural rubber latex, which comprises adding said deproteinizing agent to a field latex or an ammonia-treated latex thereby subjecting the latex to a deproteinization treatment and purifying the rubber particles in the latex.Type: GrantFiled: September 8, 2000Date of Patent: July 24, 2001Assignees: Sumitomo Rubber Industries, Ltd., Kao Corp.Inventors: Naoya Ichikawa, Akihiko Hamada, Masaharu Hayashi
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Patent number: 6258275Abstract: Affinity macroligands (AML) comprising a reversibly water soluble poly-N-alkylacrylamide linked to a ligand, and their use in the separation of a target substance from a mixture comprising the target substance and other materials are disclosed. Preferred AMLs have number average molar masses of less than 7,000 g/mol (chain length n typically about 25), mass distributions of less than 1.2 and narrow precipitation-solubility temperature (NPST) interval, typically in the range of 1-2° C.Type: GrantFiled: October 1, 1999Date of Patent: July 10, 2001Assignee: Ecole Polytechnique Federale de LausanneInventors: Ruth Freitag, Frédéric Garret-Flaudy
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Patent number: 6211279Abstract: Elastomeric compositions are described and include at least one elastomer and an aggregate having a carbon phase and a silicon-containing species phase. The aggregate exhibits one or more specific characteristics. Methods of improving the rolling resistance of an elastomeric composition are also described and include introducing the aggregate into an elastomeric composition.Type: GrantFiled: August 16, 1999Date of Patent: April 3, 2001Assignee: Cabot CorporationInventors: Khaled Mahmud, Meng-Jiao Wang
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Patent number: 6121369Abstract: Disclosed are liquid crystalline polyester molding compositions which are capable of being molded into an article having a thickness of less than 1.5 mm and a flammability classification of 94V-O as determined by the UL-94 20 mm Vertical Burning Test (ASTM D 3801) which are comprised of (i) certain all-aromatic, liquid crystal polyester consisting essentially of terephthalic acid residues, 2,6-naphthalenedicarboxylic acid residues, hydroquinone residues, and p-hydroxybenzoic acid residues; and (ii) about 0.1 to 10 weight percent, based on the total weight of the liquid crystalline polyester molding composition, carbon black. These liquid crystalline polyester molding compositions also may contain glass fiber. The disclosed molding compositions are particularly useful for manufacturing circuit boards and electrical connectors for use in various electronic devices.Type: GrantFiled: March 31, 1998Date of Patent: September 19, 2000Assignee: Eastman Chemical CompanyInventors: Gary Michael Stack, Theodore Roosevelt Walker, Jr.