Carboxylic Acid Ester Patents (Class 524/37)
  • Patent number: 10414905
    Abstract: A resin composition includes: a cellulose acetate propionate including a propionyl group; and a polyhydroxyalkanoate, wherein a mass ratio (B)/(A) ranges from 0.2 to 4, wherein (B) represents a content of the polyhydroxyalkanoate in a total amount of the resin composition and (A) represents a content of the cellulose acetate propionate in the total amount of the resin composition, and a content of the propionyl group in the cellulose acetate propionate ranges from 39% by mass to 51% by mass.
    Type: Grant
    Filed: July 6, 2017
    Date of Patent: September 17, 2019
    Assignee: FUJI XEROX CO., LTD.
    Inventor: Kenji Yao
  • Patent number: 10077378
    Abstract: The present invention provides alkyl substituted polysaccharide compositions and methods of repairing substrates involving use of the alkyl substituted polysaccharide compositions.
    Type: Grant
    Filed: August 6, 2014
    Date of Patent: September 18, 2018
    Assignee: Clemson University
    Inventors: Marek W. Urban, Ying Yang
  • Patent number: 9822237
    Abstract: A resin of the present disclosure includes a resin and a compound represented by General Formula I below. wherein each of R1, R2, R3, R4, R5, R6, R7 and R8 represents a hydrogen atom, a halogen atom, a hydroxyl group, or an aliphatic hydrocarbon group having a carbon number within a range from 1 to 8, and X represents a divalent linking group constituted by at least one species selected from among a single bond, an ether bond, and an alkylene group having a carbon number within a range from 1 to 15.
    Type: Grant
    Filed: September 28, 2015
    Date of Patent: November 21, 2017
    Assignee: FUJIFILM CORPORATION
    Inventors: Yutaka Nozoe, Shusuke Arita, Jun Nakabayashi
  • Patent number: 9708472
    Abstract: An elastomeric composition is provided comprising at least one non-fibril cellulose ester, at least one non-nitrile primary elastomer, optionally a starch, and at least 70 parts per hundred rubber (phr) of one or more fillers, wherein the weight ratio of the cellulose ester to the starch is at least 3:1, wherein the cellulose ester is in the form of particles having an average diameter of not more than 10 ?m.
    Type: Grant
    Filed: November 30, 2012
    Date of Patent: July 18, 2017
    Assignee: Eastman Chemical Company
    Inventors: Soumendra Kumar Basu, Bradley James Helmer
  • Patent number: 9708475
    Abstract: A process to produce an elastomeric composition is provided. The process comprises blending at least one cellulose ester, at least one non-nitrile primary elastomer, and at least 70 phr of one or more fillers to produce the elastomeric composition, wherein at least a portion of the blending occurs at a temperature exceeding the Tg of said cellulose ester, and wherein the elastomeric composition exhibits a Mooney viscosity at 100° C. as measured according to ASTM D1646 of not more than 110 AU.
    Type: Grant
    Filed: November 30, 2012
    Date of Patent: July 18, 2017
    Assignee: Eastman Chemical Company
    Inventors: Soumendra Kumar Basu, Bradley James Helmer
  • Patent number: 9708473
    Abstract: A tire component is provided comprising an elastomeric composition containing at least one non-fibril cellulose ester, at least one non-nitrile primary elastomer, optionally a starch, and at least 70 parts per hundred rubber (phr) of one or more fillers, wherein the weight ratio of the cellulose ester to the starch is at least 3:1, and wherein the cellulose ester is in the form of particles having an average diameter of not more than 10 ?m.
    Type: Grant
    Filed: November 30, 2012
    Date of Patent: July 18, 2017
    Assignee: Eastman Chemical Company
    Inventors: Soumendra Kumar Basu, Bradley James Helmer
  • Patent number: 9328211
    Abstract: A porous body that contains cellulose nanofibers having very thin fiber diameters and high hydrophilicity, and has a large specific surface area, and to provide a method of producing the porous body simply with low cost. A method of producing a porous cellulose comprises a process of lyophilizing a mixed liquid containing cellulose nanofibers and a dispersion medium, wherein the dispersion medium is a mixed dispersion medium of water and an organic solvent dissolving in water, a concentration of the organic solvent in the mixed dispersion medium is 2 to 40 mass %, and a solid content concentration of the cellulose nanofibers in the mixed liquid is 0.001 to 5 mass %.
    Type: Grant
    Filed: May 15, 2013
    Date of Patent: May 3, 2016
    Assignees: HOKUETSU KISHU PAPER CO., LTD., THE UNIVERSITY OF TOKYO
    Inventors: Junji Nemoto, Toshihiko Soyama, Akira Isogai, Tsuguyuki Saito
  • Patent number: 9320721
    Abstract: A mucoadhesive patch that consists of an adhesive layer and a backing layer, wherein the adhesive layer contains a nonionic and an anionic hydrocolloid in a weight ratio of 1:2 to 1:5, and the backing layer contains a matrix of a nonionic and an anionic hydrocolloid in a weight ratio of 2:1 to 5:1.
    Type: Grant
    Filed: September 1, 2005
    Date of Patent: April 26, 2016
    Assignee: TESA LABTEC GMBH
    Inventor: Ulrike Vollmer
  • Patent number: 9200147
    Abstract: A cellulose ester composition is provided comprising at least one cellulose ester and at least one additive selected from the group consisting of a compatibilizer, and a plasticizer. Processes for producing the cellulose ester composition are also provided. In another embodiment, a cellulose ester/elastomer composition is provided comprising at least one elastomer, at least one cellulose ester; and at least one additive; wherein the additive is at least one selected from the group consisting of a compatibilizer and a plasticizer. Processes for producing the cellulose ester/elastomer composition is also provided as well as articles comprising the cellulose ester/elastomer composition.
    Type: Grant
    Filed: June 28, 2011
    Date of Patent: December 1, 2015
    Assignee: Eastman Chemical Company
    Inventors: Bradley James Helmer, Soumendra Kumar Basu, Matthew Davie Wood, Chris Stanley Dagenhart, Jos Simon De Wit, Carlo Antony Testa, Marcus David Shelby
  • Patent number: 9068063
    Abstract: A cellulose ester composition is provided comprising at least one cellulose ester and at least one additive selected from the group consisting of a compatibilizer, and a plasticizer. Processes for producing the cellulose ester composition are also provided. In another embodiment, a cellulose ester/elastomer composition is provided comprising at least one elastomer, at least one cellulose ester; and at least one additive; wherein the additive is at least one selected from the group consisting of a compatibilizer and a plasticizer. Processes for producing the cellulose ester/elastomer composition is also provided as well as articles comprising the cellulose ester/elastomer composition.
    Type: Grant
    Filed: June 28, 2011
    Date of Patent: June 30, 2015
    Assignee: Eastman Chemical Company
    Inventors: Bradley James Helmer, Soumendra Kumar Basu, Matthew Davie Wood, Chris Stanley Dagenhart, Jos Simon De Wit, Carlo Antony Testa, Marcus David Shelby
  • Patent number: 9018283
    Abstract: A resin composition containing: (A) a cellulose ester, (B) a styrene-based resin, and (C) a titanium dioxide, and not containing a compatibilizer between the component (A) and the component (B), in which the content of the component (A) is within a range of 95 to 50% by mass, the content of the component (B) is within a range of 5 to 50% by mass, and the content of the component (C) relative to 100 parts by mass of the sum of the amount of component (A) and the amount of component (B) is within a range of 0.1 to 10 parts by mass.
    Type: Grant
    Filed: September 28, 2012
    Date of Patent: April 28, 2015
    Assignees: Daicel Polymer Ltd., Fuji Xerox Co., Ltd.
    Inventors: Shinichiro Imanishi, Hideaki Sakamoto, Masayuki Okoshi, Kenji Yao
  • Publication number: 20150111998
    Abstract: A method for producing a rubber composition include a mixing step, a drying step, and a dispersion step. In the mixing step, an aqueous solution that includes at least one of oxycellulose fibers and cellulose nanofibers is mixed with rubber latex to obtain a first mixture. In the drying step, the first mixture is dried to obtain a second mixture. In the dispersion step, the second mixture is tight-milled using an open roll to obtain a rubber composition. The rubber composition does not include an aggregate that includes at least one of the oxycellulose fibers and the cellulose nanofibers, and has a diameter of 0.1 mm or more.
    Type: Application
    Filed: October 16, 2014
    Publication date: April 23, 2015
    Inventors: Keiichi KAWAMOTO, Hiroyuki UEKI, Toru NOGUCHI, Kenichi NIIHARA
  • Publication number: 20150105499
    Abstract: The present invention provides a method for producing a resin composition, which, by means of simple steps, can uniformly disperse microfibrillated plant fiber in a highly hydrophobic resin and can impart enhanced mechanical strength to a molding material obtained by molding the resin composition. The present invention further provides a resin composition having excellent heat resistance and low linear thermal expansion. The present invention relates to a method for producing a resin composition, the method including a step of mixing a thermoplastic resin or thermosetting resin (A), and modified plant fiber (b) or modified microfibrillated plant fiber (B), in the presence of an organic liquid (C), the modified plant fiber (b) or modified microfibrillated plant fiber (B) being obtained by modification with an alkyl or alkenyl succinic anhydride in a liquid capable of swelling microfibrillated plant fiber (B?) or plant fiber (b).
    Type: Application
    Filed: February 26, 2013
    Publication date: April 16, 2015
    Inventors: Hiroyuki Yano, Akihiro Sato, Tomoaki Yoshimura, Yuko Igarashi, Daisuke Kabusaki, Fumiaki Nakatsubo, Hiroaki Okumura, Takeshi Semba, Kazuo Kitagawa, Hiromasa Kataoka, Kazuhiro Shintani
  • Publication number: 20150086769
    Abstract: A composite product includes gypsum in an amount of 60 to 90% by weight, fibers in an amount of 1.5 to 26% by weight substantially homogeneously distributed through the composite, and a rheology-modifying agent in an amount of 0.5 to 6% by weight. The composite is caused or allowed to cure to form a cured composite. The cured composite is a fire resistant component used in a fire-rated door core, a fire-rated door or a fire-rated building panel. The fire resistant component may include a building panel, a door panel, a door core, a door rail, a door stile, a door lock block, a door border, or a door insert.
    Type: Application
    Filed: November 17, 2014
    Publication date: March 26, 2015
    Inventors: Evan R. Daniels, Jonathan Newton
  • Patent number: 8974875
    Abstract: 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: Grant
    Filed: December 19, 2013
    Date of Patent: March 10, 2015
    Assignee: FUJIFILM Corporation
    Inventors: Yutaka Nozoe, Akio Tamura, Yu Naito
  • Publication number: 20150031798
    Abstract: A composite material is disclosed for use in a high-voltage device having a high-voltage electrical conductor, the material containing a polymeric matrix and at least one fiber embedded in the polymeric matrix, the fibers having an average diameter of less than about 500 nm.
    Type: Application
    Filed: August 18, 2014
    Publication date: January 29, 2015
    Inventors: Jens ROCKS, Walter Odermatt
  • Publication number: 20150013537
    Abstract: A method for manufacturing an immobilized liquid membrane using a water solution and a hexane solution is provided. The method may include producing a plurality of particles having a distribution of sizes from the water solution, covering the plurality of particles in the hexane solution, creating a plurality of microcapsules each comprising a flexible wall encapsulating a respective one of the plurality of particles, and creating a gap membrane between the plurality of microcapsules, the gap membrane being formed by polymerization reaction between a second portion of the water solution and a second portion of the hexane solution. Each of the plurality of microcapsules and the gap membrane are permeable to a first gas of a mixture of gasses comprising the first gas and a second gas, each of the microcapsules and the gap membrane being substantially impermeable to the second gas.
    Type: Application
    Filed: March 13, 2014
    Publication date: January 15, 2015
    Applicant: TRIEXT, LLC
    Inventor: Clyde F. Parrish
  • Patent number: 8920520
    Abstract: Processing of cellulose, and more particularly, fiber opening and downstream processing and chemistry are provided. A process includes moistening a cellulose sheet stock to a water content in a range from about 20% to about 50%, attriting the moistened cellulose sheet to a wet pulp, flash drying the wet pulp to a floccule of cellulose having a moisture content from about 4% to about 8%, and esterifying the floccule of cellulose to provide a cellulose ester product.
    Type: Grant
    Filed: March 1, 2012
    Date of Patent: December 30, 2014
    Assignee: Celanese Acetate LLC
    Inventors: Thomas S. Garrett, Lawton E. Kizer, Henry P. Stogner
  • Patent number: 8916699
    Abstract: A cellulose resin produced by binding cardanol or a derivative thereof to cellulose or a derivative thereof with the use of a cellulose hydroxy group of the cellulose or a derivative thereof and the phenolic hydroxy group of the cardanol or a derivative thereof.
    Type: Grant
    Filed: October 4, 2010
    Date of Patent: December 23, 2014
    Assignee: NEC Corporation
    Inventors: Masatoshi Iji, Sungil Moon, Shukichi Tanaka, Hiroyuki Kai
  • Patent number: 8906475
    Abstract: Provide is a cellulose acylate film, of which the environmental humidity-dependent retardation change is small and which, when stuck to a polarizer and used in high-temperature and high-humidity environments, is effective for preventing the polarizing element from being deteriorated. A cellulose acylate film, which contains a hydrogen-bonding compound satisfying the following requirements (A) to (C), and at least one hydrophobizing agent selected from a polyalcohol ester-base hydrophobizing agent, a polycondensate ester-base hydrophobizing agent and a carbohydrate derivative-base hydrophobizing agent: (A) the compound has both a hydrogen-bonding donor part and a hydrogen-bonding acceptor part in one molecule, (B) the value computed by dividing the molecular weight of the compound by the total number of the hydrogen-bonding donor number and the hydrogen-bonding acceptor number in the compound is from 30 to 65, and (C) the total number of the aromatic ring structures in the compound is from 1 to 3.
    Type: Grant
    Filed: September 29, 2010
    Date of Patent: December 9, 2014
    Assignee: Fujifilm Corporation
    Inventors: Nobutaka Fukagawa, Masato Nagura, Takayasu Yasuda, Takahiro Ohno, Satoshi Tanaka, Aiko Yamamoto, Aiko Yoshida, Shinya Watanabe
  • Publication number: 20140228487
    Abstract: The present invention provides a formed article, or more specifically a transparent substrate, which effectively utilizes a natural stuff and which has a low linear expansion coefficient, a high light transmittance and an appropriate level of moisture permeability. The transparent substrate includes at least an oxidized polysaccharide and has a linear expansion coefficient of 50 ppm/° C. or less at 30-150° C. and a light transmittance of 70% or more at 660 nm. Its manufacturing method includes an oxidation process in which cellulose reacts with TEMPO or its derivatives as a catalyst to be oxidized in water under the presence of a co-oxidant, along with a fiberizing process in which the oxidized cellulose is fiberized in water to form a cellulose fiber, and a substrate-forming process in which a transparent substrate is formed from a cellulose dispersion liquid containing the cellulose fiber.
    Type: Application
    Filed: April 21, 2014
    Publication date: August 14, 2014
    Applicant: Toppan Printing Co., Ltd.
    Inventors: Kosuke Shimizu, Yumiko Oomori, Mizuhiro Tani, Akiko Saiki
  • Publication number: 20140205770
    Abstract: Provide a cellulose acylate film with small photoelastic coefficient, low moisture content and low haze, and a polarizing plate and a liquid crystal display device using the same. Also provided is a cellulose acylate film including at least cellulose acylate and a resin produced by hydrogenating a polymer containing a repeating unit derived from a monomer represented by the formula (1) below and hydroxyl group: in the formula (1), R1 represents a hydrogen atom or C1-5 alkyl group; each R2 represents a hydrogen atom or substituent, at least one of (R2)s being a hydroxyl group-containing substituent; moiety (A) may form, or does not necessarily form, a five- or six-membered ring; n represents an integer of 1 to 5, and when n is 2 or larger, the plurality of (R2)s may be same with or different from each other.
    Type: Application
    Filed: March 27, 2014
    Publication date: July 24, 2014
    Applicant: FUJIFILM CORPORATION
    Inventors: Akio TAMURA, Kengo ASAI
  • Patent number: 8783860
    Abstract: A plastic material based on cellulose acetate, including at least one plasticizer, in which the plasticizer includes a mixture of a first plasticizer including citric acid esters and at least one second plasticizer selected from the group of organic phosphates, glycerol esters and trimellitic acid esters, the content of the first plasticizer being equal to or greater than the second plasticizer and the aforementioned mixture of plasticizers constituting overall 25-35% by weight of the plastic material.
    Type: Grant
    Filed: July 4, 2011
    Date of Patent: July 22, 2014
    Assignee: Mazzucchelli 1849 S.p.A.
    Inventor: Davide Orsi Mazzucchelli
  • Publication number: 20140199502
    Abstract: To provide a cellulose acylate film having low moisture permeability and low haze, a polarizing plate, and a liquid crystal display device using the same.
    Type: Application
    Filed: March 27, 2014
    Publication date: July 17, 2014
    Applicant: FUJIFILM CORPORATION
    Inventors: Akio TAMURA, Yu NAITO, Yutaka NOZOE
  • Patent number: 8765870
    Abstract: 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: Grant
    Filed: December 20, 2007
    Date of Patent: July 1, 2014
    Assignee: Shin-Etsu Chemical Co., Ltd.
    Inventors: Koichi Yamaguchi, Hirofumi Kishita
  • Publication number: 20140154505
    Abstract: The present application is directed to articles useful as graphic films. Specifically, the present application is directed to a multilayer film, at least one layer of the multilayer film comprising a polymer blend comprising a thermoplastic polyurethane and a cellulose ester. In some embodiments, a second layer of the multilayer film comprises thermoplastic polyurethane and the cellulose ester. In some embodiments, a second layer of the multilayer film comprises a material different from the polymer blend.
    Type: Application
    Filed: July 31, 2012
    Publication date: June 5, 2014
    Applicant: 3M INNOVATIVE PROPERTIES COMPANY
    Inventors: Ronald S. Steelman, John A. Nielsen, Keith R. Lyon, Kathleen A. Dennison
  • Publication number: 20140147647
    Abstract: Porous organic polymeric films having multiple discrete cavities can be prepared using an water-in-oil emulsion that includes a cavity stabilizing hydrocolloid on the inner walls of the multiple discrete cavities. The multiple discrete cavities can also include organic catalytic materials for various catalytic reactions, markers materials for security applications, or the multiple discrete cavities can be used to increase opacity, hydrophobicity, or other desirable properties compared to nonporous organic polymeric films composed of the composition and dry thickness.
    Type: Application
    Filed: November 28, 2012
    Publication date: May 29, 2014
    Inventors: Mridula Nair, Tamara K. Jones
  • Publication number: 20140113995
    Abstract: Included are polymer compositions including a polymer and about 0.1% to 25% by weight of a cellulose additive. The polymer composition is in the form of a film and the cellulose additive may be a cellulose ester such as cellulose acetate butyrate.
    Type: Application
    Filed: October 5, 2011
    Publication date: April 24, 2014
    Applicant: INVISTA NORTH AMERICA S.a.r.l.
    Inventors: Ronald D. Bing-Wo, Robert Van De Kerkhof
  • Publication number: 20140104546
    Abstract: 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: Application
    Filed: December 19, 2013
    Publication date: April 17, 2014
    Applicant: FUJIFILM CORPORATION
    Inventors: Yutaka NOZOE, Akio TAMURA, Yu NAITO
  • Publication number: 20140085575
    Abstract: A cellulose acylate film containing at least one compound represented by the following Formula (I) or (II), and cellulose acylate, a polarizing plate using the same and a liquid crystal display device using the same, wherein in Formula (I), R1 represents an alkyl group; R2 and R3 each represent a hydrogen atom, an alkyl or an aryl group; R4 represents an alkyl group; Ar1 represents an aromatic group; m and n are integers; provided that when n is 1, Ar1 represents an aromatic group; and in Formula (II), R11 to R14 each represent a hydrogen atom, or an alkyl group; R11 and R12, and/or, R13 and R14 may form a ring; R15 and R17 each represent an alkyl group; and R16 and R18 each represent a hydrogen atom or alkyl group; Ar represents an arylene group; and l, m1 and n1 are integers.
    Type: Application
    Filed: September 19, 2013
    Publication date: March 27, 2014
    Applicant: Fujifilm Corporation
    Inventors: Yutaka NOZOE, Yu NAITO
  • Publication number: 20140080945
    Abstract: A process for improving the rheological properties of an aqueous dispersion comprising adding a rheology modifier to the aqueous dispersion, and then adding a water soluble synthetic polymer flocculant to the aqueous dispersion. The rheology modifier may be selected from the group consisting of natural polymers, semi-natural polymers, synthetic materials and combinations thereof. The water soluble synthetic polymer flocculant may be selected from the group consisting of water soluble anionic polymers, cationic polymers, amphoteric polymers, nonionic polymers, and combinations thereof.
    Type: Application
    Filed: September 18, 2013
    Publication date: March 20, 2014
    Inventors: Lawrence J. Andermann, JR., Jeffrey H. Peltier, Michael James Bluemle, Markus Broecher
  • Patent number: 8618195
    Abstract: The present invention relates to a solid mixture and a coating or painting based on a sulfo-aluminous or sulfo-ferroaluminous clinker, the relative use as coating or painting of cementitious- and non-cementitious-based supports, in particular as coating or painting of cementitious-based pipes.
    Type: Grant
    Filed: January 31, 2008
    Date of Patent: December 31, 2013
    Assignee: Italcementi S.p.A.
    Inventors: Roberta Alfani, Gianluca Lezzi
  • Publication number: 20130266857
    Abstract: A binder composition has good tensile strength, and can improve the cycle life of a rechargeable battery by maintaining the conduction path of an electrode even during expansion or shrinkage of the active material. The binder composition is environmentally friendly, and can be used in existing production lines as-is. An electrode and a rechargeable battery use the binder composition. The binder composition for a rechargeable battery includes a main binder including a poly(p-phenylene terephthalamide) having at least one of a sulfonic acid group (—SO3H) or a sulfonate group (—SO3?M+) in the polymer main chain.
    Type: Application
    Filed: August 6, 2012
    Publication date: October 10, 2013
    Inventors: Beomwook Lee, Hyesun Jeong, Hyeran Lee
  • Publication number: 20130231419
    Abstract: Processing of cellulose, and more particularly, fiber opening and downstream processing and chemistry are provided. A process includes moistening a cellulose sheet stock to a water content in a range from about 20% to about 50%, attriting the moistened cellulose sheet to a wet pulp, flash drying the wet pulp to a floccule of cellulose having a moisture content from about 4% to about 8%, and esterifying the floccule of cellulose to provide a cellulose ester product.
    Type: Application
    Filed: March 1, 2012
    Publication date: September 5, 2013
    Applicant: Celanese Acetate LLC
    Inventors: Thomas S. Garrett, Lawton E. Kizer, Henry P. Stogner
  • Patent number: 8524810
    Abstract: A cellulose acylate film is produced by casting a solution comprising a cellulose acylate resin and a partially ring-opened, styrene/maleic anhydride copolymer. The produced film has improved wet heat durability and low haze.
    Type: Grant
    Filed: August 2, 2010
    Date of Patent: September 3, 2013
    Assignee: FUJIFILM Corporation
    Inventors: Ryousuke Takada, Yoshiaki Hisakado
  • Publication number: 20130184380
    Abstract: The present invention provides a formed article, or more specifically a transparent substrate, which effectively utilizes a natural stuff and which has a low linear expansion coefficient, a high light transmittance and an appropriate level of moisture permeability. The transparent substrate includes at least an oxidized polysaccharide and has a linear expansion coefficient of 50 ppm/° C. or less at 30-150° C. and a light transmittance of 70% or more at 660 nm. Its manufacturing method includes an oxidation process in which cellulose reacts with TEMPO or its derivatives as a catalyst to be oxidized in water under the presence of a co-oxidant, along with a fiberizing process in which the oxidized cellulose is fiberized in water to form a cellulose fiber, and a substrate-forming process in which a transparent substrate is formed from a cellulose dispersion liquid containing the cellulose fiber.
    Type: Application
    Filed: March 4, 2013
    Publication date: July 18, 2013
    Applicant: Toppan Printing Co., Ltd.
    Inventor: Toppan Printing Co., Ltd.
  • Patent number: 8481618
    Abstract: A disclosed fire retardant resin composition includes a thermoplastic resin and a fire retardant. The fire retardant is formed of phosphorated polysaccharide that is formed by attaching thiophosphoric acid ester or phosphoric acid ester to a side chain of natural polysaccharide.
    Type: Grant
    Filed: June 16, 2009
    Date of Patent: July 9, 2013
    Assignee: Ricoh Company, Ltd.
    Inventors: Tadakatsu Harada, Yasuo Yamanaka, Hidekazu Yaginuma, Yoshiyuki Nishio, Dan Aoki
  • Publication number: 20130150498
    Abstract: A process for producing a tire component is provided. The process comprises blending an elastomeric composition containing at least one non-fibril cellulose ester, at least one primary elastomer, and one or more fillers, wherein the elastomeric composition exhibits a dynamic mechanical analysis (DMA) strain sweep modulus as measured at 5% strain and 30° C. of at least 1,450,000 Pa and a molded groove tear as measured according to ASTM D624 of at least 120 lbf/in.
    Type: Application
    Filed: November 30, 2012
    Publication date: June 13, 2013
    Applicant: Eastman Chemical Company
    Inventor: Eastman Chemical Company
  • Publication number: 20130150493
    Abstract: A cellulose ester concentrate is provided comprising at least one non-nitrile carrier elastomer and at least one non-fibril cellulose ester, wherein said cellulose ester concentrate comprises at least 15 weight percent of said cellulose ester.
    Type: Application
    Filed: November 30, 2012
    Publication date: June 13, 2013
    Applicant: Eastman Chemical Company
    Inventor: Eastman Chemical Company
  • Publication number: 20130150496
    Abstract: A process for producing a tire component is provided. The process comprises: (a) blending at least one cellulose ester, at least one non-nitrile primary elastomer, and at least 70 phr of one or more fillers to produce an elastomeric composition, wherein at least a portion of the blending occurs at a temperature exceeding the Tg of the cellulose ester, wherein the elastomeric composition exhibits a Mooney viscosity at 100° C. as measured according to ASTM D1646 of not more than 110 AU; and (b) forming the tire component with the elastomeric composition.
    Type: Application
    Filed: November 30, 2012
    Publication date: June 13, 2013
    Applicant: Eastman Chemical Company
    Inventor: Eastman Chemical Company
  • Publication number: 20130150491
    Abstract: An elastomeric composition is provided comprising at least one non-fibril cellulose ester, at least one non-nitrile primary elastomer, optionally a starch, and at least 70 parts per hundred rubber (phr) of one or more fillers, wherein the weight ratio of the cellulose ester to the starch is at least 3:1, wherein the cellulose ester is in the form of particles having an average diameter of not more than 10 ?m.
    Type: Application
    Filed: November 30, 2012
    Publication date: June 13, 2013
    Applicant: Eastman Chemical Company
    Inventor: Eastman Chemical Company
  • Publication number: 20130150499
    Abstract: A process to produce an elastomeric composition is provided. The process comprises blending at least one cellulose ester, at least one primary elastomer, and one or more fillers to produce an uncured elastomeric composition, wherein the blending occurs at a temperature exceeding the Tg of the cellulose ester and curing the uncured elastomeric composition to produce a cured elastomeric composition, wherein the cured elastomeric composition exhibits a dynamic mechanical analysis (DMA) strain sweep modulus of at least 1,450,000 Pa and a molded groove tear as measured according to ASTM D624 of at least 120 lbf/in.
    Type: Application
    Filed: November 30, 2012
    Publication date: June 13, 2013
    Applicant: Eastman Chemical Company
    Inventor: Eastman Chemical Company
  • Publication number: 20130150492
    Abstract: A process to produce an elastomeric composition is provided. The process comprising: (a) mixing at least one cellulose ester with one or more carrier elastomers to form a cellulose ester concentrate; (b) blending the cellulose ester concentrate with at least one primary elastomer to produce the elastomeric composition, wherein at least a portion of the mixing of step (a) occurs at a temperature that is at least 10° C. greater than the temperature of the blending of step (b).
    Type: Application
    Filed: November 30, 2012
    Publication date: June 13, 2013
    Applicant: Eastman Chemical Company
    Inventor: Eastman Chemical Company
  • Publication number: 20130150495
    Abstract: A process to produce a cellulose ester concentrate is provided. The process comprising mixing at least one cellulose ester with one or more carrier elastomers to produce the cellulose ester concentrate, wherein at least a portion of the mixing occurs at a temperature that exceeds the Tg of the cellulose ester, wherein at least a portion of the mixing operates at a shear rate of at least 50 s?1.
    Type: Application
    Filed: November 30, 2012
    Publication date: June 13, 2013
    Applicant: Eastman Chemical Company
    Inventor: Eastman Chemical Company
  • Publication number: 20130150497
    Abstract: A process to produce an elastomeric composition is provided. The process comprises blending at least one cellulose ester, at least one non-nitrile primary elastomer, and at least 70 phr of one or more fillers to produce the elastomeric composition, wherein at least a portion of the blending occurs at a temperature exceeding the Tg of said cellulose ester, and wherein the elastomeric composition exhibits a Mooney viscosity at 100° C. as measured according to ASTM D1646 of not more than 110 AU.
    Type: Application
    Filed: November 30, 2012
    Publication date: June 13, 2013
    Applicant: Eastman Chemical Company
    Inventor: Eastman Chemical Company
  • Publication number: 20130150494
    Abstract: A tire component is provided comprising an elastomeric composition containing at least one non-fibril cellulose ester, at least one non-nitrile primary elastomer, optionally a starch, and at least 70 parts per hundred rubber (phr) of one or more fillers, wherein the weight ratio of the cellulose ester to the starch is at least 3:1, and wherein the cellulose ester is in the form of particles having an average diameter of not more than 10 ?m.
    Type: Application
    Filed: November 30, 2012
    Publication date: June 13, 2013
    Applicant: Eastman Chemical Company
    Inventor: Eastman Chemical Company
  • Patent number: 8449955
    Abstract: This invention provides an acrylic resin containing film, which is transparent and highly heat resistant and has significantly improved brittleness, and a polarizing plate using the acrylic resin containing film. Further yield in punching work and laminating work of the polarizing late is improved and a liquid crystal display device which can maintain good visibility in long term use is also provided by the polarizing plate. The acrylic resin containing film is composed mainly of an acrylic resin and is characterized in that the film contains the acrylic resin and the cellulose ester resin in a weight ratio of 51:49 to 95:5 and further contains a retardation control agent.
    Type: Grant
    Filed: July 22, 2008
    Date of Patent: May 28, 2013
    Assignee: Konica Minolta Opto, Inc.
    Inventors: Masataka Takimoto, Nobuo Kubo, Takashi Takebe
  • Publication number: 20130131221
    Abstract: A cellulose ester composition is provided comprising at least one cellulose ester and at least one additive selected from the group consisting of a compatibilizer, and a plasticizer. Processes for producing the cellulose ester composition are also provided. In another embodiment, a cellulose ester/elastomer composition is provided comprising at least one elastomer, at least one cellulose ester; and at least one additive; wherein the additive is at least one selected from the group consisting of a compatibilizer and a plasticizer. Processes for producing the cellulose ester/elastomer composition is also provided as well as articles comprising the cellulose ester/elastomer composition.
    Type: Application
    Filed: November 30, 2012
    Publication date: May 23, 2013
    Applicant: Eastman Chemical Company
    Inventor: Eastman Chemical Company
  • Publication number: 20130095272
    Abstract: Described are polyesters comprising (a) a dicarboxylic acid component comprising 2,5-furandicarboxylic acid residues; optionally, aromatic dicarboxylic acid residues and/or modifying aliphatic dicarboxylic acid residues, 2,2,4,4-tetramethyl-1,3-cyclobutanediol residues and ethylene glycol. The polyesters may be manufactured into articles such as fibers, films, bottles, coatings, or sheets.
    Type: Application
    Filed: October 10, 2012
    Publication date: April 18, 2013
    Applicant: EASTMAN CHEMICAL COMPANY
    Inventor: EASTMAN CHEMICAL COMPANY
  • Publication number: 20130095271
    Abstract: Described are polyesters comprising (a) a dicarboxylic acid component comprising 2,5-furandicarboxylic acid residues; optionally, aromatic dicarboxylic acid residues and/or modifying aliphatic dicarboxylic acid residues, ethylene glycol residues, and 1,4-cyclohexanedimethanol residues. The polyesters may be manufactured into articles such as fibers, films, bottles, coatings, or sheets.
    Type: Application
    Filed: October 10, 2012
    Publication date: April 18, 2013
    Applicant: EASTMAN CHEMICAL COMPANY
    Inventor: Eastman Chemical Company