Cellulose Derivative Patents (Class 524/31)
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Patent number: 11530347Abstract: This invention provides a composition comprising I. at least one reaction product between a nitrogen-free monohydric alcohol and an aldehyde or ketone, and II. at least one reaction product between a nitrogen-free polyhydric alcohol and an aldehyde or ketone, and optionally III. at least one reaction product from III.a) formaldehyde, and III.b) an amine, selected from the group consisting of primary alkyl amines having 1 to 4 carbon atoms, and primary hydroxy alkyl amines having 2 to 4 carbon atoms, and optionally IV. at least one solid suppression agent selected from the group consisting of IV(a). alkali or alkaline earth metal hydroxides IV(b). mono-, di- or tri-hydroxy alkyl, aryl or alkylaryl amines, IV(c). mono-, di- or tri-alkyl, aryl or alkylaryl primary, secondary and tertiary amines or IV(d). multifunctional amines and IV(e). mixtures of compounds of groups IV(a) to IV(c). wherein alkyl is C1 to C15, aryl is C6 to C15 and alkylaryl is C7 to C15.Type: GrantFiled: May 17, 2017Date of Patent: December 20, 2022Assignee: Clariant International LtdInventors: Antonio Pedro De Oliveira Filho, Aline Kina, Grahame Taylor, Jonathan Wylde, James Begeal, Ali Yousef, Matthias Krull, Mike Sahl
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Patent number: 10636332Abstract: A color display fan deck or a color card has a substrate having a first surface and a second surface. The color display fan deck or color card has a base layer that is applied to one of the first surface or the second surface of the substrate. The base layer has an adhesion promoting material. A process color is applied to the base layer by a digital printing process. A method of manufacturing a color display device is also provided.Type: GrantFiled: June 28, 2018Date of Patent: April 28, 2020Inventor: John Fred Pangrace
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Patent number: 9801801Abstract: The present application describes personal care compositions, comprising a surfactant and agglomerated cellulose derivative, provided that the cellulose derivative has been agglomerated with a sufficient amount of carboxymethylcellulose as binder, and provided that the personal care composition is substantially free of glyoxal.Type: GrantFiled: October 2, 2013Date of Patent: October 31, 2017Assignee: Dow Global Technologies LLCInventors: Roland Adden, Tatiana Drovetskaya, Emmett Partain, III
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Patent number: 9010338Abstract: The invention relates to a biodegradable plastic having increased biodegradation speed. Said plastic comprises a) finely distributed particle of a biodegradable, water-soluble, organic component, and b) finely distributed particles of a water-soluble, inorganic component promoting the growth of microorganisms and comprising N, P, and/or S. Said plastic is particularly based on cellulose esters such as cellulose acetate. Preferable components A are water-soluble saccharides and/or water-soluble organic acids. Said particularly advantageous biodegradable plastic is particularly available in the form of fibers, films, injection molded items, granulate beads, and containers. Controlled-release biocides and/or fertilizers can also be included in the molded part, wherein the molded part is degraded faster in the environment as said ingredients are released. The accelerated biodegradation is based on a synergistic interaction of the components indicated.Type: GrantFiled: September 17, 2009Date of Patent: April 21, 2015Assignee: Solvay Acetow GmbHInventors: Paul Rustemeyer, Wolfgang Koppe, Dirk Hölter
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Patent number: 8974875Abstract: A cellulose acylate film containing a cellulose acylate and a specific polymer, the specific polymer containing a repeating unit derived from a monomer represented by formula (1): wherein R1 represents a hydrogen atom or an aliphatic group having 1 to 4 carbon atoms; R2 represents a substituent; (A) represents an atomic group necessary to form a 5- or 6-membered ring; and n represents an integer of 0 to 4.Type: GrantFiled: December 19, 2013Date of Patent: March 10, 2015Assignee: FUJIFILM CorporationInventors: Yutaka Nozoe, Akio Tamura, Yu Naito
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Patent number: 8802763Abstract: A curable organopolysiloxane composition in grease or paste form, which including: (A) an organopolysiloxane having at least two alkenyl groups bonded to silicon atom in one molecule; (B) an organohydrogenpolysiloxane having at least two hydrogen atoms bonded to silicone atom in the molecule; (C) gallium and/or a gallium alloy having a melting point of 0 to 70° C.; (D) a thermally conductive filler having an average particle size of 0.1 to 100 ?m; (E) a platinum-based catalyst; and (F) a polysiloxane of the following general formula (1): wherein R1 may be the same or different and represents a monovalent hydrocarbon group, R2 represents an alkyl group, an alkoxyl group, an alkenyl group or an acyl group, a is an integer of 5 to 100, and b is an integer of 1 to 3.Type: GrantFiled: October 3, 2012Date of Patent: August 12, 2014Assignee: Shin-Etsu Chemical Co., Ltd.Inventors: Kunihiro Yamada, Nobuaki Matsumoto, Kenichi Tsuji
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Patent number: 8796362Abstract: The invention relates to a polymer material with several advantageous properties. The polymer material has a low degree of swelling in water, it is biodegradable, it has extremely low permeability to gasses such as CO2 and it has a high strength. The polymer material is useful for a number of purposes, such as for preparing containers for food or beverages. The polymer material is prepared from a prepolymerization mixture comprising grafted plant derived material and monomers and/or cross-linkers.Type: GrantFiled: December 16, 2009Date of Patent: August 5, 2014Assignee: Carlsberg A/SInventors: Morten Meldal, Renil Manat
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Publication number: 20140193619Abstract: The invention relates to multilayer materials for producing packaging comprising at least two films and also a layer which is printed with a packaging printing ink, said packaging printing ink comprising a certain hyperbranched polyester containing functional groups. The invention further relates to a packaging printing ink which comprises a certain hyperbranched polyester containing functional groups, and to the use of said printing ink for producing multilayer materials.Type: ApplicationFiled: April 13, 2012Publication date: July 10, 2014Inventors: Bernd Bruchmann, Monika Haberecht, Chien Lu Hsu, John Campbell, James W. Taylor
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Patent number: 8765870Abstract: A diluent for a fluorine-containing silicone coating agent, said diluent comprising (A) at least one selected from diisopropyl ether and hexane, and (B) a fluorinated solvent having a boiling point, at atmospheric pressure, which is higher than that of the component (A) by at least 30° C. and is 180° C. or lower, with a weight ratio of the component (A) to the component (B) ranging from 95/5 to 50/50.Type: GrantFiled: December 20, 2007Date of Patent: July 1, 2014Assignee: Shin-Etsu Chemical Co., Ltd.Inventors: Koichi Yamaguchi, Hirofumi Kishita
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Patent number: 8765266Abstract: A wet friction member contains a pulverized cork heated to 150-200° C. if necessary. The pulverized cork is mixed with other papermaking materials and formed into a paper-made substrate. The paper-made substrate is impregnated with a synthetic resin to be a binder and heated and cured. The cork itself has a high friction coefficient ?. Moreover, a powder thereof increases surface area and area in contact with a separator plate of a counter member, thereby improving a friction coefficient of a friction surface of the wet friction member. The friction coefficient of the cork itself and capacities for absorbing and discharging oil are improved by heating the cork. Thus, there is provided a wet friction member that has a higher friction coefficient ?. An increase in the friction coefficient ?, weight reduction by reducing the number of friction members, and high efficiency are achieved when used as a wet friction member.Type: GrantFiled: July 31, 2012Date of Patent: July 1, 2014Assignees: Aisin Kako Kabushiki Kaisha, Toyota Jidosha Kabushiki KaishaInventors: Atsushi Suzuki, Masataka Kawabata, Masami Hata, Shoji Toida
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Publication number: 20140065385Abstract: The invention relates to multilayer materials for producing packaging comprising at least two films and also a layer which is printed with a packaging printing ink, said packaging printing ink comprising a certain hyperbranched polyester containing functional groups. The invention further relates to a packaging printing ink which comprises a certain hyperbranched polyester containing functional groups, and to the use of said printing ink for producing multilayer materials.Type: ApplicationFiled: April 13, 2012Publication date: March 6, 2014Inventors: Bernd Bruchmann, Monika Haberecht, Chien Lu Hsu, James W. Taylor, John Campbell
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Publication number: 20130175516Abstract: A lighting apparatus comprising a plurality of diodes and an electrical interface configured to receive an electrical signal and transmit the electrical signal to the plurality of diodes is provided.Type: ApplicationFiled: March 1, 2013Publication date: July 11, 2013Applicant: THE PROCTER & GAMBLE COMPANYInventor: THE PROCTER & GAMBLE COMPANY
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Patent number: 8420175Abstract: Disclosed is a composition containing 100 parts by mass of a pigment, 0.01-50 parts by mass of a cellulose composite and water. The composition has a solid content of more than 25% by mass, and a viscosity of not less than 30 mPa·S. The cellulose composite contains 0.5-50% by mass of a hydrophilic polymer having an acid value of not less than 2.0 and a weight average molecular weight of from 1×103 to 1×107 and 50-99.5% by mass of a crystalline cellulose. The cellulose composite has an average particle diameter of not more than 10 ?m.Type: GrantFiled: June 8, 2009Date of Patent: April 16, 2013Assignee: Asahi Kasei Chemicals CorporationInventors: Yuji Hayashi, Yukio Yamawaki
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Publication number: 20120328877Abstract: The present invention is cellulose nanofibers having an average polymerization degree of 600 to 30000, an aspect ratio of 20 to 10000, an average diameter of 1 nm to 800 nm, and an I?-type crystal peak in an X-ray diffraction pattern.Type: ApplicationFiled: September 5, 2012Publication date: December 27, 2012Applicant: Olympus CorporationInventors: KOHEI SHIRAMIZU, Naohito Shiga, Takashi Magara, Kohei Oguni, Lianzhen Lin
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Patent number: 8247478Abstract: A thermoplastic resin composition of the present invention has high impact resistance, not lowering the weather resistance thereof, even though the amount of an impact resistance improver added thereto is small. The thermoplastic resin composition contains 100 parts by weight of (A) a thermoplastic resin and from 0.5 to 20 parts by weight of (B) a graft copolymer, wherein the graft copolymer (B) contains from 70% to 99% by weight of a crosslinked core (b2) prepared through polymerization of a monomer for the core (b2), containing 70% by weight or more of an acrylate, in the presence of from 0.5% to 20% by weight of a non-crosslinked seed (b1) having a weight-average molecular weight of 40,000 or less, and from 0.5% to 10% by weight of a shell (b3) prepared through polymerization of a monomer for the shell (b3) containing 50% by weight or more of a methacrylate, and the thermoplastic composition further contains from 0.01 to 3.Type: GrantFiled: February 7, 2007Date of Patent: August 21, 2012Assignee: Kaneka CorporationInventor: Toru Terada
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Patent number: 8168702Abstract: Object of the present invention is to provide an acrylic-resin-containing film which exhibits high transparency, high heat resistance, and markedly improved brittleness, a polarizing plate using the acrylic-resin-containing film which improves a yield of operation such as punching of a polarizing plate or bonding panels and a liquid crystal display device which can keep to exhibit excellent visibility in long-terms usage in harsh environment. These objects have been achieved by the acrylic-resin-containing film comprising a acrylic resin (A) and a cellulose ester resin (B), or comprising the acrylic resin (A), the cellulose ester resin (B) and at least a resin (D) which is other than the resins (A) and (B) and has a glass transition temperature Tg of 120-300° C. The film is characterized in that it has a haze of less than 2%, a tensile softening point of 120-150° C. and undergoes no ductile fracture.Type: GrantFiled: October 15, 2008Date of Patent: May 1, 2012Assignee: Konica Minolta Opto Inc.Inventors: Takashi Takebe, Masataka Takimoto, Nobuo Kubo
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Patent number: 7993484Abstract: Two-component assembly adhesives with high early tack, with component A containing 0.5 to 50% of polysaccharides, water, and water-soluble salt, and component B containing water, water-soluble salt, and polysaccharides, the adhesive also containing a water-soluble, water-dispersible polymer.Type: GrantFiled: March 17, 2006Date of Patent: August 9, 2011Assignee: Henekl AG & Co. KGaAInventors: Friedhelm Koepnick, Martin Majolo, Horst Beck
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Publication number: 20110173763Abstract: The invention provides a process for aminoarylating cellulosic materials such as cotton and reconstituted fibres and a process for treating the aminoarylated cellulose with an effect chemical such as a dye, flame retardant or cross linking agent. Improved take up of the effect chemical by the modified cellulose means increased efficiency in the process and in the case of dyeing, avoids or reduces the washing off of hydrolysed dye and the resultant production of large volumes of contaminated water requiring to be treated. The cellulosic material may be present in a blend with other types of fibre for example a blend with poly(alkyleneterephthalates) or polyamides.Type: ApplicationFiled: January 26, 2009Publication date: July 21, 2011Inventors: Colin Robert Willis, Stuart Anson Brewer, John Anthony Taylor, Duncan Adrian Phillips
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Patent number: 7931984Abstract: A negative electrode for a rechargeable lithium battery and a rechargeable lithium battery including the same are provided. The negative electrode for a rechargeable lithium battery includes a current collector, and a negative active material layer on the current collector. The negative active material layer includes an interpenetrating network network, and a negative active material in the interpenetrating network network. The interpenetrating network is formed by cross-linking a first polymer having a hydroxyl or amine group and a second polymer having a carboxylic acid group. The negative electrode for a rechargeable lithium battery minimizes volume expansion and imparts good cycle-life characteristics and initial formation efficiency.Type: GrantFiled: November 17, 2008Date of Patent: April 26, 2011Assignee: Samsung SDI Co., Ltd.Inventors: Nam-Soon Choi, Kyoung-Han Yew, Sang-Min Lee, Su-Yeong Park, Doo-Kyoung Lee, Wan-Uk Choi
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Patent number: 7906569Abstract: The present invention provides a method for production of a molded article comprising a plant-derived composite material in which a plant-derived material is evenly dispersed and a plant-derived composite material molded article prepared therewith, and a method for production of a plant-derived composite material in which a plant-derived material is evenly dispersed and a plant-derived composite material prepared therewith. The present method for production of a molded article is a method for producing a molded article composed of a plant-derived composite material comprising a plant-derived material (e.g., a kenaf core) and a thermoplastic resin (e.g.Type: GrantFiled: September 21, 2007Date of Patent: March 15, 2011Assignee: Toyota Boshoku Kabushiki KaishaInventor: Masanori Hashiba
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Patent number: 7888412Abstract: The present invention relates to processes utilizing ionic liquids for the dissolution of various polymers and/or copolymers, the formation of resins and blends, and the reconstitution of polymer and/or copolymer solutions, and the dissolution and blending of “functional additives” and/or various polymers and/or copolymers to form advanced composite materials.Type: GrantFiled: March 24, 2005Date of Patent: February 15, 2011Assignee: Board of Trustees of the University of AlabamaInventors: John D. Holbrey, Richard P. Swatloski, Ji Chen, Dan Daly, Robin D. Rogers
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Patent number: 7718718Abstract: A resin composition contains poly(lactic acid) and a cellulosic ester, a resin composition excellent in transparency, mechanical properties, and thermostability; a biaxially drawn film containing poly(lactic acid) and at least one compound selected from cellulosic esters, poly(meth)acrylates, and polyvinyl compounds having a glass transition temperature of 60° C. or higher; and a biaxially drawn film excellent in transparency, mechanical properties, and thermostability.Type: GrantFiled: February 10, 2004Date of Patent: May 18, 2010Assignee: Toray Industries, Inc.Inventors: Takeshi Kanzawa, Sakayuki Kobayashi, Minoru Yoshida, Fumie Sakida, Jiro Kumaki
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Publication number: 20090275680Abstract: High-functionality highly branched or hyperbranched polyesters based on di-, tri- or polycarboxylic acids and di-, tri- or polyols, processes for preparing them, and their use.Type: ApplicationFiled: July 10, 2009Publication date: November 5, 2009Applicant: BASF AktiengesellschaftInventors: Bernd Bruchmann, Jean-Francois Stumbe, Harald Schaefer, Joelle Bedat
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Publication number: 20090149575Abstract: Liquid printing inks for flexographic and/or gravure printing comprise solvents, colorants, if required additives, and, as a binder, at least one hyperbranched polymer having functional groups. Printing lacquers for priming unprinted print media or overcoating printed print media comprise solvents, if required additives, and, as a binder, at least one hyperbranched polymer having functional groups. Such hyperbranched polymers are used for the preparation of printing inks and of printing lacquers.Type: ApplicationFiled: February 12, 2009Publication date: June 11, 2009Inventors: Bernd Bruchmann, Joelle Bedat, Juergen Kaczun, Peter Poganiuch
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Publication number: 20080206558Abstract: A water-based pressure sensitive adhesive dispersion is provided. The dispersion is a reaction product of a monomer solution and an aqueous phase. The monomer solution contains from about 40 to 70 parts water-insoluble monomer selected from the group consisting of alkyl acrylate, methacrylate, vinyl ester, and combinations thereof and from about 0.01 to 0.2 parts monomer soluble free radical initiator. The aqueous phase includes from about 1 to 20 parts latex binder, from about 0.1 to 2 parts surfactant, from about 0.02 to 1 parts polymeric suspension stabilizer, and water as a remaining balance. All parts are given as parts by weight per 100 parts of the dispersion. The dispersion has a solid phase of at least 60 weight percent, a viscosity of less than about 300 centipoise, measured at about 23° C., and a bimodal particle size distribution.Type: ApplicationFiled: February 22, 2007Publication date: August 28, 2008Inventors: Chi-Ming Tseng, Margaret M. Sheridan, Chih C. Hsu, Chung I. Young
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Publication number: 20080083522Abstract: A thermosetting urea-formaldehyde (UF) resin composition containing a rheological-enhancing amount of a thickening agent, the use of the resin composition for formulating an adhesive binder for preparing fiber mats and the fiber mats made using the adhesive binder, wherein improved mat properties and faster cure speeds can be obtained.Type: ApplicationFiled: November 17, 2006Publication date: April 10, 2008Applicant: Georgia-Pacific Chemicals LLCInventors: Mark Poggi, Kelly Shoemake
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Patent number: 7326742Abstract: The present invention provides a wet type friction material comprising a paper base material and binder, in which the paper base material includes silica having an average particle diameter of 1 to 10 ?m and disc-shaped diatom earth, and the binder comprises a cured substance of liquid resin composition material obtained by mixing resol type phenol resin with silicone resin, where a weight ratio between non-volatile components of the resol type phenol resin and the silicone resin is adjusted to a range of 95/5 to 85/15.Type: GrantFiled: October 16, 2003Date of Patent: February 5, 2008Assignees: Toyota Jidosha Kabushiki Kaisha, NSK-Warner K.K.Inventors: Masataka Kawabata, Atsushi Suzuki, Hideki Tatewaki, Katsumi Takezawa
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Publication number: 20070282037Abstract: A recording medium with an ink image thereon, wherein a varnish at least partially covers the ink image, and wherein the varnish composition prior to application comprises at least one latex emulsion, water, at least one base and at least one surfactant.Type: ApplicationFiled: May 31, 2006Publication date: December 6, 2007Applicant: Xerox CorporationInventors: Christine D. Anderson, T. Brian McAneney
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Patent number: 7268180Abstract: A tinting composition for tinting a surface which includes a solvent and a pigment selected from the group consisting of iron oxide, titanium dioxide, mica, calcium sodium borosilicate, organic constituent containing pigments, inorganic constituent containing pigments, fluorescent constituent containing pigments, phosphorescent constituent containing pigments, luminescent constituent containing pigments, ultraviolet absorbing pigments, mineral constituent containing pigments, amorphous glass oxides, polyacrylates, metal flakes, reflective pigments, and mixtures thereof A method of tinting a surface which includes selecting a surface for tinting; mixing a solvent and a pigment to form a tinting composition; and applying the tinting composition to the surface.Type: GrantFiled: April 16, 2002Date of Patent: September 11, 2007Assignee: Shell Oil CompanyInventors: Arif M. Sitabkhan, Bart L. Ivic, Michael W. Howe
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Patent number: 7253221Abstract: A polymer composition of cellulose esters, plasticizer, a cellulose linked anhydride as a compatibilizer and organically modified clay. The composites have superior tensile and flexural strengths, modulus, dimensional stability and heat deflection temperature (HDT).Type: GrantFiled: April 21, 2005Date of Patent: August 7, 2007Assignee: Board of Trustees of Michigan State UniversityInventors: Amar K. Mohanty, Lawrence T. Drzal, Hwanman Park, Manjusri Misra, Arief C. Wibowo
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Patent number: 7049355Abstract: The present invention relates to a low-odor, polymerizable, cold-curing (meth)acrylate composition for floor coatings exhibiting low health hazards during application and consisting of (A) 50–100 wt % a (meth)acrylate; (B) 0–2 parts by weight per 1 part by weight of (A) of a pre-polymer that dissolves or swells in (A); (C) 2–5 parts by weight per 100 parts by weight of (A+B) of at least one paraffin and/or wax; (D) a redox system, containing an accelerator and a peroxide catalyst or initiator in an amount that is adequate for cold-curing of Component A; and (E) a conventional additive.Type: GrantFiled: June 16, 1999Date of Patent: May 23, 2006Assignee: Roehm GmbH & Co. KGInventors: Peter Quis, Colin Liddiard, Manfred Braum
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Patent number: 6962643Abstract: A sealing method wherein sealing agent composition comprises: (A) organopolysiloxane having at least two silicon atom bonded alkenyl groups in one molecule; (B) organohydrogen polysiloxane having at least two silicon atom bonded hydrogen atoms in one molecule; (C) fumed silica of a specified amount with respect to the components (A) and (B); and (D) an inorganic filler of a specified amount with respect to the components (A) and (B), in which the rocker and the cylinder block are pressed such that a hardness of the sealing agent in a cured state is 60 to 80 with a type A durometer of JIS K 6253 and a compression rate of the sealing agent becomes 20 to 40%.Type: GrantFiled: March 6, 2001Date of Patent: November 8, 2005Assignees: Mitsubishi Jidosha Kogyo Kabushiki Kaisha, Three Bond Co., Ltd.Inventors: Takeshi Kondo, Isamu Terasawa, Takafumi Shigemori, Yasunori Sakamoto
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Patent number: 6916876Abstract: The invention relates to a powdered thickener preparation based on polyurethane, which can be incorporated particularly well into water-based paints and lacquers and into other aqueous systems, and to their use as rheological additives for thickening preferably aqueous systems.Type: GrantFiled: March 6, 2002Date of Patent: July 12, 2005Assignee: Borchers GmbHInventors: Peter Manshausen, Frank Sauer, Thomas Steinhoff, Jan Mazanek, Christian Wamprecht, Christel Spinger, Uwe Priesnitz, Peter Happe
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Patent number: 6815497Abstract: Disclosed are adhesive formulations as creping process aids for producing an absorbent creped cellulosic sheet having a high level of surface-perceived softness that comprises continuously forming a web of cellulosic papermaking fibers, adhering said web to a thermal drying means by means of adhesive compositions comprising polymers having at least one primary or secondary amine group in the backbone such as chitosan, plolyvinylamine, polyvinyl alcohol-vinyl amine and polyaminoamide in combination with crosslinking agents such as zirconium compounds having a valence of plus four including ammonium zirconium carbonate, zirconium acetylacetonate, zirconium acetate, zirconium carbonate, zirconium sulfate, zirconium phosphate, potassium zirconium carbonate, zirconium sodium phosphate and sodium zirconium tartrate and creping said treated web from said thermal drying means.Type: GrantFiled: February 2, 2000Date of Patent: November 9, 2004Assignee: Fort James CorporationInventors: Phuong Van Luu, Cristian M. Neculescu, Dawn M. Mews
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Patent number: 6800593Abstract: Disclosed is a hydrophilic, water soluble polymer concentrate for addition to aqueous liquids to enhance the properties thereof, particularly to increase the viscosity or decrease the fluid loss of well drilling and servicing fluids, the concentrate comprising a hydrophobic, water insoluble liquid, an organophilic clay suspension agent, the water soluble polymer, and a stabilizing agent comprising one or more acids in an amount from about 0.001% to about 1.5%, one or more anionic surfactants in an amount from about 0.001% to about 1.0%, one or more nonionic surfactants in an amount from 0.001% to about 0.625% and, from about 0% to about 0.75% of one or more water soluble organic liquids, wherein the total concentration of the stabilizing agent is from about 0.1% to about 2.5%, these percentages being based on the weight of the concentrate.Type: GrantFiled: June 19, 2002Date of Patent: October 5, 2004Assignee: Texas United Chemical Company, LLC.Inventors: James W. Dobson, Jr., Shauna Leigh Hayden, Carolina Trejo Rangel
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Patent number: 6780918Abstract: Process for the preparation of protective colloid-stabilized aqueous dispersions.Type: GrantFiled: February 14, 2003Date of Patent: August 24, 2004Assignee: PolymerLatex GmbH & Co.KG.Inventor: Davide Brizzolara
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Patent number: 6750550Abstract: An adhesive composition for bonding semiconductor chips to their chip mounting components comprising a curable polymer composition comprising from 1 to 900 weight-ppm spherical filler having an average particle size of from 10 to 100 &mgr;m and a major axis-to-minor axis ratio of from 1 to 1.5. Also, semiconductor devices in which a semiconductor chip therein is bonded to its chip mounting component by the aforesaid adhesive composition.Type: GrantFiled: June 20, 2000Date of Patent: June 15, 2004Assignee: Dow Corning Toray Silicone Co., Ltd.Inventors: Kimio Yamakawa, Minoru Isshiki, Katsutoshi Mine
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Patent number: 6723820Abstract: Solvent based poly(urethane/urea) resins suitable for formulating flexographic and gravure laminating printing ink and coating compositions formed from a poly(urethane) prepolymer solution made from a blend of polymeric diols and diols reacted with diisocyanates and then with diamine in an organic solvent. The resin is prepared by adding the poly(urethane) prepolymer solution at a controlled rate to the diamine in a organic solvent which allows a resin solution to be formed, which may be used in the formulation of laminating printing ink and coating compositions without the need for adjuvants, grinding in polyvinyl butyral or blending with nitrocellulose base.Type: GrantFiled: November 13, 2000Date of Patent: April 20, 2004Assignee: Sun Chemical CorporationInventors: Ralph Arcurio, Mark Rocco, David J. Slavinski, Mark Schneider
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Patent number: 6656857Abstract: A composite barrier membrane coated on a substrate and membrane is formed by phase inversion technique utilizing a water-insoluble wax and a water-insoluble polymer dissolved in a solvent. The barrier membrane coated upon the substrate is used to control transmembrane transport of a liquid and a gas. The substrate can be a starch based food package material, a protein based food package materials, a natural fabric, a synthetic fabric, or a paper product.Type: GrantFiled: March 1, 1999Date of Patent: December 2, 2003Assignee: Natural Polymer International CorporationInventor: Kangzhuang Jian
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Patent number: 6649683Abstract: A method of forming a solid matrix for use with surface-enhanced Raman spectroscopy is described. The method comprises the steps of: admixing a colloidal metal solution with a polymeric support medium to form a suspension; optionally depositing said suspension on a surface; and then drying the suspension to form the matrix. The polymeric support medium provides a plymer/sol suspension in which the sol particles are resistant to aggregation and precipitation. Upon drying the suspension shrinks to provide a mechanically-hard film subsequently usable to provide a sample for spectroscopic analysis.Type: GrantFiled: January 11, 2002Date of Patent: November 18, 2003Assignee: Avalon Instruments LimitedInventor: Steven Ernest John Bell
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Publication number: 20030212190Abstract: The present invention is a stable, labeling paint suitable for use on an OSB finishing line in conjunction with metal stencils. The labeling paint is water-based and can include opacifying agents, viscosity enhancing agents, surfactants, a polymeric binding agent with a glass transition temperature that is greater than about 25° C., and a debonding agent, which is active on metal surfaces.Type: ApplicationFiled: April 2, 2003Publication date: November 13, 2003Applicant: Weyerhaeuser CompanyInventor: Jack G. Winterowd
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Publication number: 20030176538Abstract: A composite comprising a thermoplastic matrix, a cellulosic reinforcement phase and a coupling agent for improving the interaction between the thermoplastic matrix and cellulosic phase where the coupling agent is selected from compounds comprising one or more reactive nitrogen groups.Type: ApplicationFiled: January 31, 2003Publication date: September 18, 2003Inventors: Dong Yang Wu, Matthew Partlett, Stuart Bateman
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Publication number: 20030171458Abstract: The invention relates to methods of making carbohydrate and polyol esters suitable for use as plasticizers for polymer compositions. The invention also relates to plasticized polymer compositions comprising such carbohydrate and polyol esters. The invention also relates to articles prepared from such plasticized polymer compositions. The invention further relates to methods of using these compositions.Type: ApplicationFiled: January 10, 2003Publication date: September 11, 2003Inventors: Charles M. Buchanan, Norma L. Buchanan, Kevin J. Edgar, Juanelle L. Lambert
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Patent number: 6596069Abstract: A glittering paint, not requiring formation of primer layer and/or clear top coat layer includes a coated film forming polymer, a glittering pigment comprising inorganic powder and a solvent, wherein the coated film forming polymer comprising a pigment carrying polymer, wherein the pigment carrying polymer has a weight average molecular weight (Mw) of at least 50,000 and a refractive index nD of at least 1.48 as measured by an Abbe refractometer, the coated film forming polymer has an entire weight average molecular weight (Mw) of at least 50,000, the inorganic powder has an aspect ration of particle length or diameter to particle thickness of at least 50, and the glittering pigment content (PWC) in the coated film is 15 wt % or less.Type: GrantFiled: February 26, 2001Date of Patent: July 22, 2003Assignees: Toyoda Gosei Co., Ltd., Cashew Co., Ltd.Inventors: Takayasu Ido, Hiroshi Watarai, Yasuhiko Ogisu, Kenjiro Arai, Kunio Kobiyama, Tsuyoshi Bekki
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Patent number: 6534155Abstract: An inkjet printing coating compositions and recording sheets having printable coating compositions on substrates which are suitable for photographic quality prints by inkjet printing technology, such as thermal and piezo. The recording sheet which comprises a substrate and a dried coating composition on the substrate, which coating composition comprises either (i) a hydrophilic or amphiphilic polyether polyurethane plus one or more polymers selected from the group consisting of cellulose ester polymers, cellulose ether polymers and vinyl polymers or (ii) cellulose acetate trimellitate plus optionally one or more polymers selected from the group consisting of cellulose ester polymers, cellulose ether polymers and vinyl polymers; a quaternary ammonium compound; a metal salt chelating agent; and a microcrystalline filler drying agent.Type: GrantFiled: March 27, 2000Date of Patent: March 18, 2003Assignee: Honeywell International Inc.Inventors: Jyoti Sharma, David James Gibboni, Elizabeth Joyce Lanigan
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Patent number: 6489393Abstract: A tinting composition for tinting a surface which includes a solvent and a pigment selected from the group consisting of titanium dioxide, mica, and mixtures thereof.Type: GrantFiled: October 24, 2000Date of Patent: December 3, 2002Assignee: Pennzoil-Quaker State CompanyInventors: Arif M. Sitabkhan, Bart L. Ivic, Michael W. Howe
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Patent number: 6451883Abstract: A pressure sensitive adhesive composition suitable for medical purposes comprising a rubbery elastomeric base and one or more water soluble or water swellable hydrocolloids, the adhesive composition comprising a substantially homogeneous mixture of 35-50% of one or more polybutenes, 5-20% of one or more styrene copolymers, and 20-60% of one or more hydrocolloids has very good properties as an adhesive for ostomy appliances.Type: GrantFiled: February 28, 2000Date of Patent: September 17, 2002Assignee: Coloplast A/SInventors: Fei Chen, Danuta Ciok
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Patent number: 6437038Abstract: A pressure sensitive adhesive composition suitable for medical purposes comprising a rubbery elastomeric base and one or more water soluble or water swellable hydrocolloids, the adhesive composition comprising a substantially homogeneous mixture of 15-60% of a butyl rubber, 15-60% of one or more tackifier resins, 1-10% of a tackifying liquid constituent, 20-60% of one or more hydrocolloids and 0-3% of a pigment shows very good properties as an adhesive for ostomy appliances.Type: GrantFiled: June 23, 2000Date of Patent: August 20, 2002Assignee: ColoplastInventor: Fei Chen
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Patent number: 6429240Abstract: A water-borne resin composition which can be readily applied to treat fibrous substrates at ambient temperatures and which provides enhanced strength and rigidity for the substrate under both ambient as well as wet or humid conditions is provided. Preferably, paper substrates treated with the resin are capable of being repulped and recycled.Type: GrantFiled: February 29, 2000Date of Patent: August 6, 2002Assignee: Michelman, Inc.Inventors: Richard Ira Michelman, Scot Ellis Duckworth
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Patent number: 6410642Abstract: An adhesive composition for bonding of semiconductor chips to their chip mounting component comprising a curable polymer composition that comprises a spherical filler having an average particle size from greater than 100 to 1,000 &mgr;m and an aspect ratio of 1 to 1.5. Semiconductor devices according to this invention are characterized in that a semiconductor chip therein is bonded to the mounting component for said chip by the aforementioned adhesive.Type: GrantFiled: June 20, 2000Date of Patent: June 25, 2002Assignee: Dow Corning Toray Silicone Co., Ltd.Inventors: Kimio Yamakawa, Minoru Isshiki, Katsutoshi Mine