From Two Or More Carboxylic Acids Or Derivatives Thereof Patents (Class 525/174)
  • Publication number: 20150072142
    Abstract: The present invention provides a polylactic acid film or sheet having tear strength so as not to break or tear during, for example, production or processing of the film or sheet or winding thereof into a roll, and causing neither melt nor deformation at high temperatures more than 100° C. In the polylactic acid film or sheet according to the present invention, the tear strength is not less than 100 N/mm when the film or sheet is torn at least in a flow direction (MD), a rate of dimensional change due to heating is not more than ±3% in the flow direction (MD) and a transverse direction (TD), and a rate of dimensional change due to loaded heating is not more than ±3% in the flow direction (MD).
    Type: Application
    Filed: December 21, 2012
    Publication date: March 12, 2015
    Applicant: NITTO DENKO CORPORATION
    Inventors: Hiroki Senda, Shigeki Ishiguro, Satomi Yoshie, Yuka Sekiguchi, Rie Hayashiuchi, Asuka Endo
  • Patent number: 8969506
    Abstract: An amorphous copolyester comprising the reaction product of: (a) a monomer of formula I wherein R1, R2, R3, and R5 are each independently hydrogen or a C1-3 alkyl group, a is 0-1, b is 0-4, c is 0-4 and d is 0-3, and each R4 is independently hydrogen or a C1-3 alkyl group; (b) a virgin monomer selected from terephthalic acid, a di(C1-3 alkyl) terephthalate, and combinations thereof, and (c) 1,4-cyclohexane dimethanol; wherein the residue of monomer (a) is present in an amount from 7 to less than 12 mole % of the copolyester based on moles of repeat units in the polyester; and the copolyester has a glass transition temperature of at least 107° C., an intrinsic viscosity of at least 0.7 dl/g, and a molded sample has a Notched Izod value of at least 290 J/m determined in accordance with ASTM D256.
    Type: Grant
    Filed: February 15, 2012
    Date of Patent: March 3, 2015
    Assignee: Saudi Basic Industries Corporation
    Inventors: Navinchandra S. Asthana, Ganesh Kannan
  • Patent number: 8901250
    Abstract: The present invention relates to a powder coating composition for low temperature cure which comprises a mixture of a carboxylic acid group containing first polyester; at least one of a second polyester having a glass transition temperature ?45° C. and/or a crystalline polycarboxylic acid; a glycidyl group containing acrylic copolymer; a further compound and/or resin having functional groups readable with the carboxylic acid groups; and a thermosetting curing catalyst. These thermosetting powder coatings are designed for coating heat-sensitive substrates such as wood, fiber board and other materials which can not withstand the excessive heat/time conditions necessary to cure traditional coatings. The powder coatings of the invention, when cured at temperatures below 150° C., produce a finish which exhibits a high gloss, smooth surface along with an outstanding hardness and weatherability.
    Type: Grant
    Filed: June 28, 2010
    Date of Patent: December 2, 2014
    Assignee: Allnex Belgium S.A.
    Inventor: Luc Moens
  • Patent number: 8901273
    Abstract: An amorphous copolyester comprising the reaction product of (a) a monomer of formula I wherein R1, R2, R3, and R5 are each independently a C1-3 alkyl group, a is 0-1, b is 0-4, c is 0-4 and d is 0-3, and each R4 is independently hydrogen or a C1-3 alkyl group; (b) a terephthalyl component selected from terephthalic acid, a di(C1-3 alkyl) terephthalate, and combinations thereof, derived from a terephthalyl-containing polyester; and (c) 1,4-cyclohexane dimethanol; wherein the monomer (a) units are present in an amount from 7 to less than 12 mole % of the copolyester based on the total moles of repeat units in the copolyester; and the copolyester has a glass transition temperature of at least 107° C., an intrinsic viscosity of at least 0.7 dl/g, and a molded sample has a Notched Izod value of at least 290 J/m determined in accordance with ASTM D256.
    Type: Grant
    Filed: February 15, 2012
    Date of Patent: December 2, 2014
    Assignee: Saudi Basic Industries Corporation
    Inventors: Navinchandra S. Asthana, Ganesh Kannan
  • Patent number: 8889820
    Abstract: An amorphous copolyester comprising the reaction product of (a) a monomer of formula I wherein R1, R2, R3, and R5 are each independently a C1-3 alkyl group, a is 0-1, b is 0-4, c is 0-4 and d is 0-3, and each R4 is independently hydrogen or a C1-3 alkyl group; (b) a terephthalyl component selected from terephthalic acid, a di(C1-3 alkyl) terephthalate, and combinations thereof, derived from a terephthalyl-containing polyester; and (c) 1,4-cyclohexane dimethanol; wherein the monomer (a) units are present in an amount from 7 to less than 12 mole % of the copolyester based on the total moles of repeat units in the copolyester; and the copolyester has a glass transition temperature of at least 107° C., an intrinsic viscosity of at least 0.7 dl/g, and a molded sample has a Notched Izod value of at least 290 J/m determined in accordance with ASTM D256.
    Type: Grant
    Filed: February 15, 2012
    Date of Patent: November 18, 2014
    Assignee: Saudi Basic Industries Corporation
    Inventors: Navinchandra S. Asthana, Ganesh Kannan
  • Patent number: 8883923
    Abstract: The present invention provides a golf ball comprising a core and a cover covering the core, wherein the cover is formed from a cover composition containing a non-petroleum based polyester resin as a resin component (A) and a needle-like and/or fibrous filler (B). The present invention further provide a golf ball comprising a core and a cover covering the core, wherein the cover is formed from a cover composition containing, a non-petroleum based polyester resin (A-1), at least one petroleum based thermoplastic resin (A-2), and a compatibilizer (C) containing at least a (meth)acrylic resin (C-1) having a polar functional group and an olefin resin (C-2) having a polar functional group. According to the present invention, durability, abrasion resistance and repulsion of a golf ball can be improved.
    Type: Grant
    Filed: January 9, 2013
    Date of Patent: November 11, 2014
    Assignee: Dunlop Sports Co. Ltd.
    Inventor: Satoko Okabe
  • Patent number: 8697245
    Abstract: A biodegradable injection mouldable polymer composition including on a dry weight basis from 45-85% w/w by weight of a starch and/or a modified high amylose starch, from 2-15% w/w by weight of a water soluble polymer preferably selected from polyvinyl alcohol, polyvinyl acetate and copolymers of ethylene and vinyl alcohol which have a melting point compatible with the molten state of the starch components, and from 5-45% w/w by weight of one or more polyol plasticizers having a molecular weight in the range of 50-6000, more preferably 50-2500, and still more preferably 100-400 and preferably selected from the group consisting of sorbitol, glycerol, maltitol, xylitol, mannitol, erythritol, polyglycerol, glycerol trioleate, tributyl citrate, acetyl tri-ethyl citrate, glyceryl triacetate, 2,2,4-trimethyl-1,3-pentanediol diisobutyrate, polyethylene oxide, ethylene glycol, diethylene glycol or polyethylene glycol; more preferably glycerol, maltitol, sorbitol, erythritol and xylitol.
    Type: Grant
    Filed: August 6, 2007
    Date of Patent: April 15, 2014
    Assignee: Plantic Technologies Ltd.
    Inventors: Kishan Khemani, Nicholas John McCaffrey, Rulande Henderson
  • Patent number: 8575270
    Abstract: A copolyester composition includes: an aliphatic-aromatic copolyester; a coupling agent including a compound having an epoxy functional group; and a cocatalyst including a carboxylate of manganese and a carboxylate of zinc, wherein a weight ratio of the carboxylate of manganese to the carboxylate of zinc ranges from 1:3 to 3:1, and the cocatalyst is present in an amount ranging from 0.03-0.2 part by weight based on 100 parts by weight of the aliphatic-aromatic copolyester.
    Type: Grant
    Filed: August 30, 2011
    Date of Patent: November 5, 2013
    Assignee: Far Eastern New Century Corporation
    Inventors: Chih-Ying Kuo, Chuan-Hao Hsu, Chi-Wei Ciou, Li-Ling Chang, Roy Wu
  • Patent number: 8524834
    Abstract: Disclosed are solvent borne thermosetting coating compositions that contain a curable polyester resin blended with an acrylic copolymer, a crosslinker, and a solvent. The polyester resin contains 2,2,4,4-tetramethyl-1,3-cyclobutanediol and exhibits good dry time, compatibility with acrylic resins, sag resistance and hardness development in a coating composition. The coating compositions can be used to prepare clear coat or pigmented coatings for automotive OEM, auto refinish, and other applications.
    Type: Grant
    Filed: March 30, 2012
    Date of Patent: September 3, 2013
    Assignee: Eastman Chemical Company
    Inventors: Stacey James Marsh, Angela Hartley Honeycutt, Deepanjan Bhattacharya
  • Publication number: 20130225762
    Abstract: Described are polyester compositions comprising at least one polyester which comprises terephthalic acid residues, 2,2,4,4-tetramethyl-1,3-cyclobutanediol, and 1,4-cyclohexanedimethanol, wherein the inherent viscosity and the Tg of the polyester provides for certain polyester properties. The polyesters may be manufactured into articles such as fibers, films, bottles or sheets.
    Type: Application
    Filed: February 25, 2013
    Publication date: August 29, 2013
    Applicant: Eastman Chemical Company
    Inventor: Eastman Chemical Company
  • Patent number: 8519055
    Abstract: Disclosed are polyester resins and solvent borne thermosetting coating compositions that include these resins in combination with at least one crosslinker. The polyester resins contain 2,2,4,4-tetramethyl-1,3-cyclobutanediol and exhibit a combination of good solubility in organic solvents and high hardness with good flexibility in a coating composition.
    Type: Grant
    Filed: March 13, 2012
    Date of Patent: August 27, 2013
    Assignee: Eastman Chemical Company
    Inventors: Stacey James Marsh, Angela Hartley Honeycutt
  • Patent number: 8519053
    Abstract: A flooring product is provided which has at least one layer including a polymeric binder comprising homo-polymer PVC resin and thermoplastic, high molecular weight polyester resin or highly viscous polyester resin. The polyester resin comprises renewable components, and can be amorphous or crystalline in nature. A flooring product is described that comprises a renewable or recycle content that classifies the product for points under the LEED system for commercial products.
    Type: Grant
    Filed: October 2, 2006
    Date of Patent: August 27, 2013
    Assignee: Armstrong World Industries, Inc.
    Inventors: Dong Tian, Gary A. Sigel, Fang Qiao, Rebecca L. Winey, Jeffrey S. Ross
  • Publication number: 20130206635
    Abstract: An amorphous copolyester comprising the reaction product of (a) a monomer of formula I wherein R1, R2, R3, and R5 are each independently a C1-3 alkyl group, a is 0-1, b is 0-4, c is 0-4 and d is 0-3, and each R4 is independently hydrogen or a C1-3 alkyl group; (b) a terephthalyl component selected from terephthalic acid, a di(C1-3 alkyl) terephthalate, and combinations thereof, derived from a terephthalyl-containing polyester; and (c) 1,4-cyclohexane dimethanol; wherein the monomer (a) units are present in an amount from 7 to less than 12 mole % of the copolyester based on the total moles of repeat units in the copolyester; and the copolyester has a glass transition temperature of at least 107° C., an intrinsic viscosity of at least 0.7 dl/g, and a molded sample has a Notched Izod value of at least 290 J/m determined in accordance with ASTM D256.
    Type: Application
    Filed: February 15, 2012
    Publication date: August 15, 2013
    Inventors: Navinchandra S. ASTHANA, Ganesh KANNAN
  • Publication number: 20130206637
    Abstract: An amorphous copolyester comprising the reaction product of (a) a monomer of formula I wherein R1, R2, R3, and R5 are each independently a C1-3 alkyl group, a is 0-1, b is 0-4, c is 0-4 and d is 0-3, and each R4 is independently hydrogen or a C1-3 alkyl group; (b) a terephthalyl component selected from terephthalic acid, a di(C1-3 alkyl) terephthalate, and combinations thereof, derived from a terephthalyl-containing polyester; and (c) 1,4-cyclohexane dimethanol; wherein the monomer (a) units are present in an amount from 7 to less than 12 mole % of the copolyester based on the total moles of repeat units in the copolyester; and the copolyester has a glass transition temperature of at least 107° C., an intrinsic viscosity of at least 0.7 dl/g, and a molded sample has a Notched Izod value of at least 290 J/m determined in accordance with ASTM D256.
    Type: Application
    Filed: February 15, 2012
    Publication date: August 15, 2013
    Inventors: Navinchandra S. ASTHANA, Ganesh KANNAN
  • Publication number: 20130206636
    Abstract: An amorphous copolyester comprising the reaction product of: (a) a monomer of formula I wherein R1, R2, R3, and R5 are each independently hydrogen or a C1-3 alkyl group, a is 0-1, b is 0-4, c is 0-4 and d is 0-3, and each R4 is independently hydrogen or a C1-3 alkyl group; (b) a virgin monomer selected from terephthalic acid, a di(C1-3 alkyl) terephthalate, and combinations thereof, and (c) 1,4-cyclohexane dimethanol; wherein the residue of monomer (a) is present in an amount from 7 to less than 12 mole % of the copolyester based on moles of repeat units in the polyester; and the copolyester has a glass transition temperature of at least 107° C., an intrinsic viscosity of at least 0.7 dl/g, and a molded sample has a Notched Izod value of at least 290 J/m determined in accordance with ASTM D256.
    Type: Application
    Filed: February 15, 2012
    Publication date: August 15, 2013
    Inventors: Navinchandra S. ASTHANA, Ganesh KANNAN
  • Patent number: 8450397
    Abstract: The present invention provides a golf ball comprising a core and a cover covering the core, wherein the cover is formed from a cover composition containing a non-petroleum based polyester resin as a resin component (A) and a needle-like and/or fibrous filler (B). The present invention further provide a golf ball comprising a core and a cover covering the core, wherein the cover is formed from a cover composition containing, a non-petroleum based polyester resin (A-1), at least one petroleum based thermoplastic resin (A-2), and a compatibilizer (C) containing at least a (meth)acrylic resin (C-1) having a polar functional group and an olefin resin (C-2) having a polar functional group. According to the present invention, durability, abrasion resistance and repulsion of a golf ball can be improved.
    Type: Grant
    Filed: September 24, 2008
    Date of Patent: May 28, 2013
    Assignee: Dunlop Sports Co. Ltd.
    Inventor: Satoko Okabe
  • Publication number: 20130071588
    Abstract: This invention relates to an aliphatic-aromatic copolyester characterised in that it has appreciable workability properties even when mixed with other polymers, appreciable toughness and high values for ultimate tensile strength and elastic modulus. This invention also relates to mixtures of the said copolyester with other polymers.
    Type: Application
    Filed: May 24, 2011
    Publication date: March 21, 2013
    Applicant: NOVAMONT S.p.A.
    Inventors: Catia Bastioli, Giampietro Borsotti, Luigi Capuzzi, Tiziana Milizia, Roberto Vallero
  • Publication number: 20120220680
    Abstract: The present invention relates to biodegradable aliphatic-aromatic polyesters obtained from aliphatic dicarboxylic acids, polyfunctional aromatic acids and diols, wherein the polyfunctional aromatic acids are constituted by mixtures of acids of renewable and synthetic origin.
    Type: Application
    Filed: November 5, 2010
    Publication date: August 30, 2012
    Applicant: Novamont S.P.A.
    Inventors: Catia Bastioli, Giampietro Borsotti, Luigi Capuzzi, Gian Tomaso Masala, Tiziana Milizia, Roberto Vallero
  • Patent number: 8236727
    Abstract: An oxygen-absorbing resin composition having excellent performance is provided which contains an oxygen-absorbing polyester and a polyolefin and has enhanced compatibility between the polymers to give an oxygen-absorbing layer inhibited from having a reduced cohesive force or an appearance failure such as roughness unevenness. The oxygen-absorbing resin composition is characterized by being obtained by melt-kneading the following ingredients (A) and (B) together with the following ingredient (C) as a compatibilizing agent. Ingredient (A): an oxygen-absorbing polyester; Ingredient (B): a polyolefin; and Ingredient (C): a copolymer of ethylene and a vinyl monomer having a hydroxy group or an ester bond, the copolymer having an ethylene proportion of 70-99 mol %.
    Type: Grant
    Filed: January 19, 2009
    Date of Patent: August 7, 2012
    Assignee: Toyo Seikan Kaisha, Ltd.
    Inventors: Yoshihiro Ohta, Yui Yamaguchi, Yoichi Ishizaki
  • Patent number: 8168721
    Abstract: Disclosed are solvent borne thermosetting coating compositions that contain a curable polyester resin blended with an acrylic copolymer, a crosslinker, and a solvent. The polyester resin contains 2,2,4,4-tetramethyl-1,3-cyclobutanediol and exhibits good dry time, compatibility with acrylic resins, sag resistance and hardness development in a coating composition. The coating compositions can be used to prepare clear coat or pigmented coatings for automotive OEM, auto refinish, and other applications.
    Type: Grant
    Filed: February 6, 2009
    Date of Patent: May 1, 2012
    Assignee: Eastman Chemical Company
    Inventors: Stacey James Marsh, Angela Hartley Honeycutt, Deepanjan Bhattacharya
  • Patent number: 8163850
    Abstract: Disclosed are polyester resins and solvent borne thermosetting coating compositions that include these resins in combination with at least one crosslinker. The polyester resins contain 2,2,4,4-tetramethyl-1,3-cyclobutanediol and exhibit a combination of good solubility in organic solvents and high hardness with good flexibility in a coating composition.
    Type: Grant
    Filed: February 6, 2009
    Date of Patent: April 24, 2012
    Assignee: Eastman Chemical Company
    Inventors: Stacey James Marsh, Angela Hartley Honeycutt
  • Patent number: 8063145
    Abstract: An object of the present invention is to provide a golf ball which is superior in durability to a golf ball having an ionomer resin cover which has conventionally been used. Another object of the present invention is to provide a golf ball using a non-petroleum based material. The golf ball of the present invention comprises a core and a cover covering the core, wherein at least either the core or the cover includes, as a resin component, a polyester resin containing a non-petroleum based material as a constitutional component.
    Type: Grant
    Filed: December 27, 2007
    Date of Patent: November 22, 2011
    Assignee: SRI Sports Limited
    Inventor: Satoko Okabe
  • Publication number: 20110257338
    Abstract: A hydrophilic material having a hydrophilic nature and being biocompatible and processable into nanoparticles wherein a hydrophilic monomer such as threitol or a hydrophilic polymer such as polyethylene glycol is attached to the ?position of an ?, ?-unsaturated carboxyl group of a (co)polymer comprising an aromatic compound such as 4-hydroxycinnamic acid in which an aromatic ring is substituted by the ?, ?-unsaturated carboxyl group and one or more hydroxyl groups. In particular, a hydrophilic material having a nanoparticle size which is highly dispersible in water, can well migrate into the blood and is useful as a drug carrier, a medical material and a sustained drug release material.
    Type: Application
    Filed: September 29, 2009
    Publication date: October 20, 2011
    Applicants: TERUMO KABUSHIKI KAISHA, OSAKA UNIVERSITY
    Inventors: Mitsuru Akashi, Michiya Matsusaki, Dongjian Shi, Makoto Onishi, Yotaro Fujita
  • Patent number: 8003731
    Abstract: The invention relates to biodegradable polyester mixture, comprising i) from 5 to 80% by weight, based on the total weight of components i to ii, of at least one polyester based on aliphatic and aromatic dicarboxylic acids and on aliphatic dihydroxy compounds, and ii) from 20 to 95% by weight, based on the total weight of components i to ii, of at least one biodegradable homo- or copolyester selected from the group consisting of polylactide, polycaprolactone, polyhydroxyalkanoates, and polyesters composed of aliphatic dicarboxylic acids and of aliphatic diols, and iii) from 0.
    Type: Grant
    Filed: December 31, 2005
    Date of Patent: August 23, 2011
    Assignee: BASF SE
    Inventors: Ursula Seeliger, Gabriel Skupin, Dirk Stärke
  • Patent number: 7989548
    Abstract: The invention relates to a new polymer blend comprising: 20 to 70 wt % of a mixture (A) of two or more polyalkylene phthalates; 2 to 60 wt % of a cross-linked acrylate rubber; 0.5 to 20 wt % of an ionomer; and 1 to 30 wt % of a terpolymer of ethylene, butylacrylate (BA) and glycidylmethacrylate (GMA); wherein the weight percentages are based on the sum of the above ingredients. The polymer blend of the invention is particularly suitable for blow-moulding, to make parts for high-temperature, high-oil-exposure uses.
    Type: Grant
    Filed: July 7, 2009
    Date of Patent: August 2, 2011
    Assignee: E.I. du Pont de Nemours and Company
    Inventors: Vincent Descombes, Philippe Leboeuf, Jean-Michel Philippoz, Michel C. Renaud, Serge Cavalli
  • Publication number: 20110166294
    Abstract: A resin composition comprising at least 0.1% by weight of poly(hydroxy carboxylic acid) and at least 50% by weight of polyethylene prepared with a single-site catalyst, preferably a metallocene.
    Type: Application
    Filed: February 22, 2010
    Publication date: July 7, 2011
    Applicant: TOTAL PETROCHEMICALS RESEARCH FELUY
    Inventors: Jean-Michel Brusson, Leen De Groof
  • Publication number: 20110166286
    Abstract: There is described a powder composition curable by radiation and thermally, comprising a mixture of (a) from about 1% to about 15%, by weight of the mixture, of a polyester of Tg?40° C.
    Type: Application
    Filed: April 18, 2008
    Publication date: July 7, 2011
    Inventor: Luc Moens
  • Patent number: 7968647
    Abstract: A method of synthesizing polyester toner resins comprises: polycondensing polycarboxylic acids, polyols and free fatty acids to form low molecular weight polyester resins with alkenyl group or hydroxyl group or a combination of both; wherein at least one of said polycarboxylic acids, said polyols or said free fatty acids derive from natural oils; crosslinking the polyester via alkenyl group with radical initiator and vinyl monomer or via hydroxyl group with diisocyanate to generate polyester of higher molecular weight and melting point; obtaining a first fraction with a molecular weight ranged between 3000 and 15000 and a second fraction with a molecular weight larger than 15000; and combining said first fraction with said second fraction to form said polyester toner resins.
    Type: Grant
    Filed: June 13, 2008
    Date of Patent: June 28, 2011
    Assignees: Universiti Malaya, Jadi Imaging Technologies SDN BHD
    Inventor: Seng Neon Gan
  • Patent number: 7943230
    Abstract: An easy-to-tear biaxially-stretched polyester film having easy cut property and adhesiveness, as well as superior properties of polyester film, such as heat resistance, moisture-proof property, transparency, aroma retention and the like is provided. The polyester laminate film may include at least two layers, a layer substantially free of a molecular orientation and a layer having a molecular orientation, which shows a difference (Nx?Ny) between the refractive index Nx in the longitudinal direction and the refractive index Ny in the width direction of ?0.010 to 0.010 and the refractive index Nz in the thickness direction of not less than 1.480. The layer having a molecular orientation has a thickness of 1-8 ?m.
    Type: Grant
    Filed: April 26, 2005
    Date of Patent: May 17, 2011
    Assignee: Toyo Boseki Kabushiki Kaisha
    Inventors: Kazumoto Imai, Naonobu Oda
  • Publication number: 20110071238
    Abstract: The invention refers to aliphatic-aromatic biodegradable polyesters obtained from aliphatic dicarboxylic acids, aromatic acids of renewable origin and diols, and also to blends of said polyesters with other biodegradable polymers of either natural or synthetic origin.
    Type: Application
    Filed: May 7, 2009
    Publication date: March 24, 2011
    Applicant: Novamont S.p.A.
    Inventors: Catia Bastioli, Giampietro Borsotti, Luigi Capuzzi, Roberto Vallero
  • Patent number: 7910657
    Abstract: A process comprises depolymerizing, with 1,4-butane diol, a first polymer comprising a polyethylene terephthalate component in the presence of at least one second polymer selected from the group consisting of polyvinyl chlorides, polyvinylidene chlorides, polyamides, polylactic acid, and combinations thereof to produce a molten mixture; and polymerizing the molten mixture under conditions sufficient to form a modified polybutylene terephthalate copolymer. The modified PBT comprises (a) at least one polyethylene terephthalate component residue, and (b) a member selected from the group consisting of (i) the at least one second polymer selected from the group consisting of polyvinyl chlorides, polyvinylidene chlorides, polyamides, polylactic acid, and combinations thereof; (ii) the at least one residue derived from the second polymer; and (iii) combinations thereof.
    Type: Grant
    Filed: December 30, 2008
    Date of Patent: March 22, 2011
    Assignee: Sabic Innovative Plastics IP B.V.
    Inventor: Kristen Cohoon-Brister
  • Patent number: 7901780
    Abstract: It has now been discovered, according to the present invention, that interlayers comprising a blend of plasticized poly(vinyl butyral) and poly(cyclohexanedimethylene terephthalate-co-ethylene terephthalate) copolyester can be used to form interlayers having a pearly white appearance. Such interlayers are useful in applications in which a colored multiple layer glass interlayer is desirable.
    Type: Grant
    Filed: June 25, 2008
    Date of Patent: March 8, 2011
    Assignee: Solutia Inc.
    Inventors: Wenjie Chen, Aristotelis Karagiannis, Witold Szydlowski, John Joseph D'Errico
  • Publication number: 20110046308
    Abstract: This invention provides a triblock copolymer useful as a compatibilizer for biodegradable polymers, such as polylactic acid, and general-purpose polymers. Namely, this is a triblock copolymer represented by the below general formula (i), wherein each R1 is independently selected from the group consisting of H, —CH3, —C2H5, and —CH2CH(CH3)2, n is an integer of 10 to 1000, and A represents a polyester block obtained by subjecting one or more cyclic esters selected from the group consisting of lactides, glycolides and lactones, to ring-opening polymerization.
    Type: Application
    Filed: February 27, 2009
    Publication date: February 24, 2011
    Inventors: Takashi Sawaguchi, Daisuke Sasaki
  • Publication number: 20100204363
    Abstract: Disclosed are solvent borne thermosetting coating compositions that contain a curable polyester resin blended with an acrylic copolymer, a crosslinker, and a solvent. The polyester resin contains 2,2,4,4-tetramethyl-1,3-cyclobutanediol and exhibits good dry time, compatibility with acrylic resins, sag resistance and hardness development in a coating composition. The coating compositions can be used to prepare clear coat or pigmented coatings for automotive OEM, auto refinish, and other applications.
    Type: Application
    Filed: February 6, 2009
    Publication date: August 12, 2010
    Applicant: Eastman Chemical Company
    Inventors: Stacey James Marsh, Angela Hartley Honeycutt, Deepanjan Bhattacharya
  • Publication number: 20100160549
    Abstract: Described as one aspect of the invention are polyester compositions comprising at least one polyester which comprises: (a) a dicarboxylic acid component comprising: (i) about 80 to about 100 mole % of terephthalic acid residues; (ii) about 0 to about 20 mole % of aromatic and/or aliphatic dicarboxylic acid residues having up to 20 carbon atoms; and (b) a glycol component comprising: (i) about 1 to about 49 mole % spiro-glycol residues; and (ii) about 51 to about 99 mole % at least one glycol chosen from at least one of 1,4-cyclohexanedimethanol residues and 2,2,4,4-tetramethyl-1,3-cyclobutanediol residues; wherein the total mole % of the dicarboxylic acid component is 100 mole %, and wherein the total mole % of the glycol component is 100 mole %.
    Type: Application
    Filed: December 18, 2008
    Publication date: June 24, 2010
    Applicant: EASTMAN CHEMICAL COMPANY
    Inventors: Emmett Dudley Crawford, Gary Wayne Connell
  • Patent number: 7687577
    Abstract: The melt strength and hence the processing window of blends of polycarbonate and PBT can be enhanced without degradation in the surface appearance of the article produced when relatively minor amounts of certain selected polymers are added to the blend. For example, a composition that has a thermoforming processing window of at least 15° C. for an article having a weight that is more than 100 grams, may contain 15 to 80% by weight of a polycarbonate resin; 10 to 80% by weight of polybutylene terephthalate, and 1 to 15% by weight of a semicrystalline melt strength enhancer. The melt strength enhancer is polyethylene terephthalate (PET), polycyclohexane-dimethyl terephthalate (PCT), polycyclohexanedimethyl terephthalate glycol (PCT-G), and (poly)ethylene co 1,4 cyclohexanedimethylene terephthlate (PET-G), or a combination thereof.
    Type: Grant
    Filed: July 25, 2007
    Date of Patent: March 30, 2010
    Assignee: SABIC Innovative Plastics IP B.V.
    Inventors: Donald Ellington, Yantao Zhu
  • Publication number: 20100033085
    Abstract: Disclosed is a block copolymer characterized by containing a block (A) containing one or more repeating units represented by the general formula (I) below, one or more repeating units represented by the general formula (II) below and one or more repeating units represented by the general formula (III) below, and a block (B) containing one or more repeating units represented by the general formula (III) below and one or more repeating units represented by the general formula (IV) below. (I) (In the formula (I), R1, R2, R3 and R4 may be the same or different and respectively represent a hydrogen atom or an alkyl group; R5, R6, R7 and R8 may be the same or different and respectively represent an alkyl group, an alkoxy group or the like; and a, b, c and d may be the same or different and respectively represent an integer of 0-3. When a plurality of R5's, R6's, R7's and R8's are present, they may be the same as or different from one another.
    Type: Application
    Filed: February 1, 2008
    Publication date: February 11, 2010
    Applicant: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventors: Tomoya Nakatani, Hidenobu Kakimoto
  • Patent number: 7553906
    Abstract: An organic polyisocyanate with at least one unsaturated functional group is capable of copolymerizing when exposed to actinic radiation. The polyisocyanate comprises structural units with the formula (1): wherein: X is an electron-attracting group; R1, and R2 are hydrogen atoms, a saturated or unsaturated aliphatic or cycloaliphatic radical, or an aromatic or araliphatic radical; and n is an integer from 0 to 5. A process for producing this polyisocyanate is also disclosed.
    Type: Grant
    Filed: December 17, 2003
    Date of Patent: June 30, 2009
    Assignee: Bayer MaterialScience AG
    Inventors: Jan Weikard, Christoph Gürtler, Wolfgang Fischer, Diethelm Rappen, Michael Schelhaas
  • Patent number: 7527853
    Abstract: There is provided a conductive film which is formed by laminating an anchor coating layer containing a polyester resin and an acrylic resin having an oxazoline group and a polyalkylene oxide chain as constituents and a transparent conductive coating layer on at least one surface of a base material film in this order and which has a total light transmittance of at least 60% and a surface resistance value of 1×101 to 1×104?/ This conductive film has excellent transparency and conductivity, can retain a satisfactory conductive performance even when an external force is applied since adhesion between the base material and the transparent conductive coating layer is good, and is suitably used as a transparent electrode or electromagnetic shielding material for a liquid crystal display (LCD), transparent touch panel, organic electroluminescent device and inorganic electroluminescent lamp.
    Type: Grant
    Filed: January 30, 2006
    Date of Patent: May 5, 2009
    Assignee: Teijin Dupont Films Japan Limited
    Inventor: Masato Asai
  • Publication number: 20090098323
    Abstract: The invention aims at providing an oxygen-absorbing resin which has excellent oxygen absorption performance and which can dispense with the addition of a transition metal catalyst or the irradiation with a radiation. The invention provides an oxygen-absorbing resin which is obtained by polymerizing a raw material containing a monomer (A) having an unsaturated alicyclic structure bearing a carbon-carbon double bond wherein one carbon atom adjacent to the carbon-carbon double bond is bonded to an electron-donating substituent and a hydrogen atom and another carbon atom adjacent to the carbon atom is bonded to a heteroatom-containing functional group or a bonding group derived from the functional group with the electron-donating substituent and the functional or bonding group taking cis-configuration and which contains the unsaturated alicyclic structure in an amount of 0.
    Type: Application
    Filed: October 10, 2008
    Publication date: April 16, 2009
    Applicant: TOYO SEIKAN KAISHA, LTD.
    Inventors: Yoshihiro Ohta, Yoichi Ishizaki
  • Patent number: 7396428
    Abstract: A laser weldable PBT-series resin composition comprises a polybutylene terephthalate (PBT)-series resin (A), and at least one resin (B) selected from the group consisting of a polycarbonate-series resin (b1), a styrenic resin (b2), a polyethylene terephthalate-series resin (b3) and an acrylic resin (b4). The PBT-series resin (A) may be a PBT homopolyester, or a PBT-series copolymer modified with not more than 30 mol % of a copolymerizable monomer (e.g., a bisphenol compound or an adduct thereof with an alkylene oxide, and an asymmetrical aromatic dicarboxylic acid). The ratio (weight ratio) of the resin (B) relative to the PBT-series resin (A) [the former/the latter] is about 0.1/1 to 1.5/1. The resin composition may comprise a glass fiber. The resin composition is excellent in laser weldability, and can improve in welding strength of a shaped article formed from the resin composition.
    Type: Grant
    Filed: January 9, 2007
    Date of Patent: July 8, 2008
    Assignee: Win Tech Polymer Ltd
    Inventors: Mitsunori Matsushima, Kouichi Sakata, Katsunori Takayama
  • Patent number: 7378470
    Abstract: This invention relates to thermoplastic molding compositions with improved flowability based on a thermoplastic polyester and on at least one copolymer composed of at least one olefin with at least one methacrylic ester or acrylic ester of an aliphatic alcohol, the MFI of the copolymer being not less than 50 g/10 min, to a process for preparation of these molding compositions, and also the use of these molding compositions for production of moldings for the electrical, electronics, telecommunications, motor vehicle or computer industry, in sports, in the household, in medicine or for the entertainment industry.
    Type: Grant
    Filed: November 30, 2005
    Date of Patent: May 27, 2008
    Assignee: LANXESS Deutschland GmbH
    Inventors: Peter Persigehl, Detlev Joachimi, Kurt Jeschke, Marcus Schäfer, Ralph Ulrich, Robert Hubertus Van Mullekom, Jochen Endtner, Jens Peter Joschek, Matthias Bienmüller
  • Patent number: 7273653
    Abstract: A resin film of a two-layer-construction comprising: (a) a resin layer R1 including a non-stretched resin film which contains a thermoplastic polyester resin containing 3 to 30 percent by weight in a weight fraction in the entire resin of a granular resin with a grain diameter of 0.1 to 5 ?m, the granular resin being a modified polyolefin resin containing 2 to 20 percent by weight of a functional group derived from carboxylic acid in terms of carboxylic acid, and (b) a polyester resin layer R0 containing at least one of polyethylene terephthalate and isophthalic acid copolymerized polyethylene terephthalate, as a basic skeleton, wherein the resin layer R1 and the resin layer R2 are laminated to each other.
    Type: Grant
    Filed: November 18, 2005
    Date of Patent: September 25, 2007
    Assignee: JFE Steel Corporation
    Inventors: Yasuhide Yoshida, Hiroki Iwasa, Hiroshi Kubo, Takeshi Suzuki, Akihiro Furuta, Keiji Sugawara, Masaaki Yamashita
  • Patent number: 7267864
    Abstract: The present invention provides an image supporting material for fixably supporting a color toner image, the material including a base material, a light scattering layer provided on the base material and containing a white pigment and a thermoplastic resin, and a color toner receptive layer provided on the light scattering layer and containing at least a thermoplastic resin, wherein the thermoplastic resin in the light scattering layer is constituted of a polyolefin or a polyolefinic copolymer having a temperature, at which viscosity becomes 5×103 Pa·s, of 100° C. or higher, and the thermoplastic resin in the color toner receptive layer is constituted of a resin obtained by melt mixing of a crystalline polyester resin and an amorphous resin and having a temperature, at which viscosity becomes 103 Pa·s, equal to or higher than 65° C. but lower than 80° C.
    Type: Grant
    Filed: September 15, 2004
    Date of Patent: September 11, 2007
    Assignee: Fuji Xerox Co., Ltd.
    Inventors: Osamu Ide, Shigeru Hayashi, Katsumi Daimon
  • Patent number: 7244508
    Abstract: Frosting coating materials and methods, frosted articles, and, in certain aspects, a frosting coating that includes thermoset acrylic resin, polymethyl methacrylate, polyacrylate copolymer and methylated melamine-formaldehyde resin, and, optionally, UV absorbent material and/or light stabilized material.
    Type: Grant
    Filed: May 25, 2005
    Date of Patent: July 17, 2007
    Inventor: Sarfraz Ahmed Siddiqui
  • Patent number: 7217744
    Abstract: The present invention relates to polymeric networks, which are characterised by particular mechanical properties and which, furthermore, allow the control of thermal and mechanical properties by simple variation of the components.
    Type: Grant
    Filed: February 26, 2003
    Date of Patent: May 15, 2007
    Assignee: mnemoScience GmbH
    Inventors: Andreas Lendlein, Annette Schmidt, Nok Young Choi
  • Patent number: 7192994
    Abstract: Disclosed is a method of producing a powdery coating material by using: a curable polyester resin (A) having a hydroxyl group and/or a carboxyl group at the terminals thereof, and further having a number average molecular weight of from 1,000 to 30,000, a glass transition temperature of from 30 to 100° C.; a curing agent (B) which is solid at normal temperature and is capable of being reacted with the hydroxyl group or the carboxyl group of the curable polyester resin (A); and a solvent (C) having a boiling point under normal pressure of from 50 to 130° C.; and comprising a step of kneading the curable polyester resin (A), the curing agent (B) and the solvent (C) under condition in which at 50 to 130° C., not less than 20% by weight of the curing agent (B) is dissolved in the solvent and, then, vapor-removing the solvent (C) under a reduced pressure.
    Type: Grant
    Filed: October 12, 2004
    Date of Patent: March 20, 2007
    Assignee: Mitsubishi Gas Chemical Co., Inc.
    Inventors: Nobuyuki Koike, Shojiro Kuwahara
  • Patent number: 7186452
    Abstract: This invention relates to a coextruded, transparent, biaxially oriented polyester film comprising a base layer (B) and a heatsealable top layer (A) which is peelable from at least the APET side of an APET/CPET tray, the heatsealable and peelable top layer (A) consisting of a) 50–95% by weight of polyester and b) 5–40% by weight of a polyester-incompatible polymer (=anti-PET polymer) based on the mass of the top layer (A), wherein c) the polyester is composed of 20–95 mol % of units derived from at least one aromatic dicarboxylic acid and 5–80 mol % of units derived from at least one aliphatic dicarboxylic acid, and d) the layer thickness dA is from 1.3 to 3.0 ?m. The invention further relates to a process for producing the film and to its use.
    Type: Grant
    Filed: September 29, 2004
    Date of Patent: March 6, 2007
    Assignee: Mitsubishi Polyester Film GmbH
    Inventors: Herbert Peiffer, Bart Janssens, Bodo Kuhmann, Harald Mueller
  • Patent number: 7144615
    Abstract: This invention relates to a coextruded, transparent, biaxially oriented polyester film comprising a base layer (B) and a heatsealable top layer (A) which is peelable with respect to at least CPET. The heatsealable and peelable top layer (A) consists of a) 70–97% by weight of polyester and b) 3–20% by weight of a polyester-incompatible polymer (=anti-PET polymer) based on the mass of the top layer (A), wherein c) the polyester is composed of 20–95 mol % of units derived from at least one aromatic dicarboxylic acid and 5–80 mol % of units derived from at least one aliphatic dicarboxylic acid, the sum of the dicarboxylic acid-derived molar percentages being 100, and d) the layer thickness of the top layer (A) dA is from 1.7 to 6.0 ?m. The invention further relates to a process for producing the film and to its use.
    Type: Grant
    Filed: September 29, 2004
    Date of Patent: December 5, 2006
    Assignee: Mitsubishi Polyester Film GmbH
    Inventors: Herbert Peiffer, Gottfried Hilkert, Matthias Konrad, Cynthia Bennett, Paul Broemmel
  • Patent number: 7141293
    Abstract: This invention relates to a coextruded, transparent, biaxially oriented polyester film comprising a base layer (B) and a heatsealable top layer (A) which is peelable from at least APET, the heatsealable and peelable top layer (A) consisting of a) 60–97% by weight of polyester and b) 3–30% by weight of a polyester-incompatible polymer (=anti-PET polymer), based on the mass of the top layer (A), wherein c) the polyester being composed of 25–95 mol % of units which derive from at least one aromatic dicarboxylic acid and 5–75 mol % of units which derive from at least one aliphatic dicarboxylic acid, the sum of the dicarboxylic acid-derived molar percentages being 100, and d) the layer thickness of the top layer (A) dA being from 0.7 to 2.5 ?m.
    Type: Grant
    Filed: September 29, 2004
    Date of Patent: November 28, 2006
    Assignee: Mitsubishi Polyester Film GmbH
    Inventors: Herbert Peiffer, Bart Janssens, Gottfried Hilkert, Matthias Konrad