From Two Or More Polyols Patents (Class 525/173)
  • Patent number: 10468568
    Abstract: A polyester resin composition includes: (A) a polyester resin which includes a polymer of a dicarboxylic acid component including an aromatic dicarboxylic acid, for example but not limited to terephthalic acid, and a diol component including an alicyclic diol, for example but not limited to cyclohexanedimethanol, having a trans/cis isomer ratio of about 2.3 or more; (B) a white pigment; and (C) inorganic fillers. A molded article formed from the polyester resin composition can exhibit improved mechanical properties and moldability, and thus can be suitable for light emitting diode (LED) reflectors.
    Type: Grant
    Filed: March 31, 2015
    Date of Patent: November 5, 2019
    Assignee: Lotte Advanced Materials Co., Ltd.
    Inventors: Tae Gon Kang, Chan Moo Park, Yoo Jin Jung, Jong Cheol Lim, Sang Hyun Hong, Tae Soo Kim, Young Ho Park
  • Patent number: 10385204
    Abstract: A biodegradable polyester composition based on a total weight of the biodegradable polyester composition, including a weight content of a cyclic ester compound having a structure shown as formula (I), which is 100 ppm-950 ppm is provided. The cyclic ester compound is added into the composition and controlling the content of the cyclic ester compound in a range of 100 ppm-950 ppm to realize an anti-thermal oxidative aging property of the biodegradable polyester composition. In addition, a film is prepared by blow molding or a part prepared by injection molding after being digested with 95% ethanol at 40° C. for 240 hours.
    Type: Grant
    Filed: February 24, 2017
    Date of Patent: August 20, 2019
    Inventor: Hongmei Yang
  • Patent number: 10364320
    Abstract: A biodegradable polyester composition based on a total weight of the biodegradable polyester composition, including a weight content of cyclopentanone which is 0.5 ppm-85 ppm is provided. The cyclopentanone is added into the composition and controlling the content of cyclopentanone in the composition within a range of 0.5 ppm-85 ppm to realize a lubrication degree of a film of biodegradable polyester during a blow molding process. When a velocity of film blowing is 176 Kg/h, a range of a film thickness is less than 0.2 ?m and a relative deviation of the film thickness is less than 1%.
    Type: Grant
    Filed: December 15, 2016
    Date of Patent: July 30, 2019
    Inventor: Hongmei Yang
  • Patent number: 10131785
    Abstract: A polyester resin composition and a molded article produced using the same. The polyester resin composition includes: (A) two polyester resins including an aliphatic ring structure and having different trans/cis isomer ratios in the aliphatic ring; (B) a white pigment; and (C) an inorganic filler, wherein the polyester resin composition has a crystallization temperature (Tc) of about 230° C. to about 250° C., as measured by differential scanning calorimetry (DSC) while cooling the resin composition at a cooling rate of ?100° C./min. Exemplary compositions include a first poly(1,4-cyclohexylene dimethylene terephthalate) and a second poly(1,4-cyclohexylene dimethylene terephthalate) having different trans/cis isomer ratios in the cyclohexylene rings thereof, titanium oxide, glass fiber, and wollastonite.
    Type: Grant
    Filed: June 28, 2016
    Date of Patent: November 20, 2018
    Assignee: Lotte Advanced Materials Co., Ltd.
    Inventors: Young Ho Park, Tae Gon Kang, Yang Il Kim, Chan Moo Park, Sang Hyun Hong
  • Patent number: 10093823
    Abstract: The present invention relates to a flame retardant resin composition including (A) 100 parts by weight of a blend resin composition including a styrene copolymer and a polyester elastomer, (B) 1 to 30 parts by weight of an epoxy resin, and (C) 1 to 30 parts by weight of a phosphor-based flame retardant agent. The flame retardant resin composition has improved flame retardant properties and flexibility and is used for coating a wire and a cable.
    Type: Grant
    Filed: October 14, 2014
    Date of Patent: October 9, 2018
    Assignee: LG CHEM, LTD.
    Inventors: Jae Young Sim, Ki Young Nam, Yong Yeon Hwang, Je Sun Yoo, Seon Hyeong Bae, Jae Yeon Bae
  • Patent number: 9636950
    Abstract: A tire having a crown reinforcement formed of at least two working crown layers having unequal axial widths, a layer C of rubber mixture being positioned between at least the ends of the said at least two working crown layers, and the crown reinforcement having at least one layer of circumferential reinforcing elements positioned radially between two working crown layers. The distance d between the end of the axially narrowest working layer and the working layer separated from the axially narrowest working layer by the layer C of rubber mixture is such that 1.1ø<d<2.2ø, ø being the diameter of the reinforcing elements of the said at least one layer of circumferential reinforcing elements, and, in a meridian plane, the thickness of the layer C of rubber mixture is substantially uniform.
    Type: Grant
    Filed: October 12, 2012
    Date of Patent: May 2, 2017
    Assignees: COMPAGNIE GENERALE DES ETABLISSEMENTS MICHELIN, MICHELIN RECHERCHE ET TECHNIQUE S.A.
    Inventors: Alain Domingo, Jacques Besson, Francois Barbarin, Gilles Sallaz, Robert Ciprian Radulescu
  • Patent number: 9056972
    Abstract: Barrier films made from a composition comprising vinylidene chloride (VDC) interpolymer and poly(butylene succinate) (PBS) exhibit improved tear resistance in both the machine and cross directions without a significant deterioration in oxygen transmission rate as compared to barrier films made under like conditions and from a composition alike in all respects except that the PBS is replaced with additional VDC interpolymer.
    Type: Grant
    Filed: September 12, 2012
    Date of Patent: June 16, 2015
    Assignee: Dow Global Technologies LLC
    Inventors: Hyun K. Jeon, Douglas E. Beyer
  • Patent number: 9034988
    Abstract: A resin composition includes a copolymerized polyester resin, which exhibits excellent flexibility at room temperature, improvement in problems of brittleness, and excellent adhesiveness and moist-heat durability. The invention relates to a resin composition containing a copolymerized polyester resin which contains, as an acid component, an aromatic dicarboxylic acid and a dimer acid and, as a glycol component 1,4-butane diol and polybutadiene glycols, with the content of the dimer acid being 10 to 50 mol % in the acid component, the content of the 1,4-butane diol being 50 mol % or greater in the glycol component, and the content of the polybutadiene glycols being 0.5 to 20 mol % in the glycol component.
    Type: Grant
    Filed: August 3, 2011
    Date of Patent: May 19, 2015
    Assignees: UNITIKA LTD., NIPPON ESTER CO., LTD.
    Inventors: Motoki Tomizawa, Takao Okochi, Tomoki Tanaka, Naomi Kida, Yuji Oida
  • Patent number: 8993676
    Abstract: A blend of polylactic acid resin and copolyester resin, which has excellent impact resistance and heat resistance, and a molded article manufactured using the same are disclosed. The blend of polylactic acid resin and copolyester resin, comprises 5 to 94 wt % of a polylactic acid resin; 3 to 92 wt % of a copolyester resin comprising a dicarboxylic acid component, which contains a terephthalic acid residue, and a diol component which contains 3 to 99 mol % of a cyclohexanedimethanol residue and 1 to 60 mol % of an isosorbide residue; and 3-30 wt % of a compatibilizer containing at least one reactive functional group selected from the group consisting of glycidyl, maleic anhydride, epoxy, isocyanate, amino, carboxylic acid and oxazoline groups, and mixtures thereof.
    Type: Grant
    Filed: November 13, 2012
    Date of Patent: March 31, 2015
    Assignee: SK Chemicals Co., Ltd.
    Inventors: Kyu-Tae Park, Jong-Ryang Kim, Jong-Wook Shin, Min-Goo Kang
  • 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
  • Publication number: 20140288241
    Abstract: A blend of polylactic acid resin and copolyester resin, which has excellent impact resistance and heat resistance, and a molded article manufactured using the same are disclosed. The blend of polylactic acid resin and copolyester resin, comprises 5 to 94 wt % of a polylactic acid resin; 3 to 92 wt % of a copolyester resin comprising a dicarboxylic acid component, which contains a terephthalic acid residue, and a diol component which contains 3 to 99 mol % of a cyclohexanedimethanol residue and 1 to 60 mol % of an isosorbide residue; and 3-30 wt % of a compatibilizer containing at least one reactive functional group selected from the group consisting of glycidyl, maleic anhydride, epoxy, isocyanate, amino, carboxylic acid and oxazoline groups, and mixtures thereof.
    Type: Application
    Filed: November 13, 2012
    Publication date: September 25, 2014
    Inventors: Kyu-Tae Park, Jong-Ryang Kim, Jong-Wook Shin, Min-Goo Kang
  • Patent number: 8754171
    Abstract: Compositions comprising: (a) 30 to 65 weight percent of a polyester; (b) 7 to 25 weight percent of an ethylene copolymer toughener; (c) 5 to 25 weight percent of a copolyether ester elastomer having a shore D hardness of 20 to 50; optionally (d) 15 to 35 weight percent of a halogenated epoxy flame retardant; and (e) when (d) is present in the composition, optionally, 2 to 10 weight percent of a flame retardant synergist; wherein: the ratio of the combined weight of (b)+(c) relative to the weight of (a) ranges from 0.40 to 0.85; the ratio of the weight of (b) relative to that of (c) ranges from 0.3 to 2.5; and the Gardner impact of the composition, when molded, is at least 4.2 J, measured at ?40° C. according to ASTM D5420. Methods of making articles by molding these melt-mixed compositions.
    Type: Grant
    Filed: March 4, 2013
    Date of Patent: June 17, 2014
    Assignee: E I du Pont de Nemours and Company
    Inventors: Masahiro Kurouchi, Hiroyuki Sumi
  • 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
  • Publication number: 20140023817
    Abstract: An elastomeric polymer composition is disclosed that is wear resistant at a broad range of temperatures. The composition contains a thermoplastic elastomer, such as a thermoplastic polyester elastomer, that forms a polymer matrix in products made from the polymer composition. The polymer composition may also contain a fluoropolymer and/or unmodified or functionalized ultra-high molecular weight polyolefin particles, such as ultra-high molecular weight polyethylene particles.
    Type: Application
    Filed: July 18, 2013
    Publication date: January 23, 2014
    Applicant: Ticona LLC
    Inventors: Mukul Kaushik, Dirk Zierer, Deiwes Jose Rigoletti Orloski, Suzanne Renee Redding, Simone Pereira Orosco, Guert Ruecker
  • Publication number: 20130303692
    Abstract: Described are polyesters comprising (a) a dicarboxylic acid component comprising 80 to 100 mole % terephthalic acid residues; optionally, 0 to 20 mole % aromatic dicarboxylic acid residues or aliphatic dicarboxylic acid residues; 20 to 30 mole % of 2,2,4,4-tetramethyl-1,3-cyclobutanediol residues; and 70 to 80 mole % 1,4-cyclohexanedimethanol residues. The polyesters may be manufactured into articles such as fibers, films, bottles or sheets.
    Type: Application
    Filed: July 12, 2013
    Publication date: November 14, 2013
    Inventors: Emmett Dudley Crawford, Thomas Joseph Pecorini, Douglas Stephens McWilliams, David Scott Porter, Gary Wayne Connell, Ted Calvin Germroth, Benjamin Fredrick Barton, Damon Bryan Shackelford
  • Publication number: 20130274418
    Abstract: A resin composition includes a copolymerized polyester resin, which exhibits excellent flexibility at room temperature, improvement in problems of brittleness, and excellent adhesiveness and moist-heat durability. The invention relates to a resin composition containing a copolymerized polyester resin which contains, as an acid component, an aromatic dicarboxylic acid and a dimer acid and, as a glycol component 1,4-butane diol and polybutadiene glycols, with the content of the dimer acid being 10 to 50 mol % in the acid component, the content of the 1,4-butane diol being 50 mol % or greater in the glycol component, and the content of the polybutadiene glycols being 0.5 to 20 mol % in the glycol component.
    Type: Application
    Filed: August 3, 2011
    Publication date: October 17, 2013
    Inventors: Motoki Tomizawa, Takao Okochi, Tomoki Tanaka, Naomi Kida, Yuji Oida
  • 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
  • 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
  • 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
  • Publication number: 20130217830
    Abstract: The present invention relates to a clear, semicrystalline article comprising a polyester comprising terephthalic acid residues as the dicarboxylic acid component, and 1 to 15 mole % of 2,2,4,4-tetramethyl-1,3-cyclobutanediol residues and 85 to 99 mole % of 1,4-cyclohexanedimethanol residues as the glycol component. The article may be in the form of a film or sheet, a bottle, or a fiber. The article, when produced by a process involving strain-induced crystallization, is characterized with high crystallinity.
    Type: Application
    Filed: February 16, 2012
    Publication date: August 22, 2013
    Applicant: EASTMAN CHEMICAL COMPANY
    Inventors: Emmett Dudley Crawford, Michael Eugene Donelson
  • Publication number: 20130210986
    Abstract: The present invention relates to a crosslinkable composition comprising at least one crosslinkable component and a latent base crosslinking catalyst, which crosslinkable composition has a solids content of typically at least 55 wt (dry weight after crosslinking relative to the total weight of the crosslinking composition) wherein the latent base catalyst is a substituted carbonate salt according to formula (I) wherein X+ represents a non acidic cation, preferably a quaternary ammonium or phosphonium, and wherein R is hydrogen, alkyl, aryl or aralkyl group. The invention relates in particular to a composition crosslinkable by Real Michael Addition (RMA) reaction wherein a component with at least 2 activated unsaturated groups and a malonate component with at least 2 acidic protons C—H in activated methylene or methine groups react and crosslink to each other in the presence of the base catalyst.
    Type: Application
    Filed: April 7, 2011
    Publication date: August 15, 2013
    Applicant: NUPLEX RESINS B.V.
    Inventors: Richard Hendrikus Gerrit Brinkhuis, Jan Andre Jozef Schutyser, Paulus Jozef Dolphijn, Antonius Johannes Wilhelmus Buser, Petrus Johannes Maria David Elfrink, Michael Anthony Gessner, Mohamad Deeb Shalati
  • Patent number: 8507638
    Abstract: Described are polyesters comprising (a) a dicarboxylic acid component comprising terephthalic acid residues; optionally, aromatic dicarboxylic acid residues or aliphatic dicarboxylic acid residues; 2,2,4,4-tetramethyl-1,3-cyclobutanediol residues; and cyclohexanedimethanol residues. The polyesters have a desirable combination of inherent viscosity and glass transition temperature (“Tg”). The polyesters can have an inherent viscosity from 0.35 to 1.2 dL/g as determined in 60/40 (wt/wt) phenol/tetrachloroethane at a concentration of 0.5 g/100 ml at 25° C. and a Tg of 85 to 115° C. The polyesters may be manufactured into articles such as fibers, films, bottles or sheets.
    Type: Grant
    Filed: August 23, 2011
    Date of Patent: August 13, 2013
    Assignee: Eastman Chemical Company
    Inventors: Emmett Dudley Crawford, Thomas Joseph Pecorini, Douglas Stephen McWilliams, David Scott Porter, Gary Wayne Connell, Ted Calvin Germroth, Benjamin Fredrick Barton, Damon Bryan Shackelford
  • Patent number: 8501287
    Abstract: The invention is generally directed to baby bottles and other articles produced by blow molding from polymeric materials having glass transition temperatures ranging from 100° C. to 130° C., as well as to processes for producing them. These articles can be exposed to boiling water and can be produced by using a suitable combination of a stretch ratio of less than 3 and a preform temperature at least 20° C. greater than the glass transition temperature (Tg) of the polymeric material.
    Type: Grant
    Filed: September 23, 2010
    Date of Patent: August 6, 2013
    Assignee: Eastman Chemical Company
    Inventors: Thomas Joseph Pecorini, Spencer Allen Gilliam, Alan Keith Phillips, Robert Ellis McCrary
  • Patent number: 8415450
    Abstract: Described are polyester compositions comprising at least one polyester which comprises terephthalic acid residues, 2,2,4,4-tetramethyl-l,3-cyclobutanediol, and 1,4-cyclohexanedimethanol, wherein the inherent viscosity of said polyester is from 0.55 to 0.68 dL/g as determined in 60/40(wt/wt) phenol/tetrachloroethane at a concentration of 0.5 g/100 ml at 25° C.; wherein said polyester has a Tg from 110 to 160° C.; wherein the polyester composition comprises no polycarbonate; wherein the melt viscosity of the polyester is less than 10,000 poise as measured at 1 radian/second on a rotary melt rheometer at 290° C.; and wherein the polyester has a notched Izod impact strength, of at least 7.5 ft-lb/in.ch at 23° C. according to ASTM D256 with a 10-mil notch in a ? inch thick bar. The polyesters may be manufactured into articles of manufacture as fibers, films, bottles or sheets.
    Type: Grant
    Filed: January 12, 2012
    Date of Patent: April 9, 2013
    Assignee: Eastman Chemical Company
    Inventors: Emmett Dudley Crawford, Thomas Joseph Pecorini, Douglas Stephens McWilliams, David Scott Porter, Gary Wayne Connell
  • Patent number: 8383719
    Abstract: Water-borne polyurethane coating compositions are provided. One exemplary water-borne coating composition includes a substantially water-free base component and an activator component. The substantially water-free base component includes at least a hydrophilic polyol, and the activator component includes at least a hydrophobic isocyanate.
    Type: Grant
    Filed: October 23, 2007
    Date of Patent: February 26, 2013
    Assignee: PRC De Soto International, Inc.
    Inventors: Siamanto Abrami, Guangliang Tang
  • Patent number: 8354491
    Abstract: Described are container(s) comprising polyesters comprising (a) a dicarboxylic acid component comprising terephthalic acid residues; optionally, aromatic dicarboxylic acid or aliphatic dicarboxylic acid residues; and (b) a glycol component comprising 15 to 50 mole % 2,2,4,4-tetramethyl-1,3-cyclobutanediol residues and 50 to 85 mole % 1,4-cyclohexanedimethanol residues; wherein the total mole % of said dicarboxylic acid component is 100 mole %, and the total mole % of said glycol component is 100 mole %; wherein the inherent viscosity of the polyester is from 0.50 to 0.75 dL/g as determined in 60/40 (wt/wt) phenol/tetrachloroethane at a concentration of 0.5 g/100 ml at 25° C.; wherein said polyester has a notched Izod impact strength of at least 7.5 ft-lb/inch at 23° C. according to ASTM D256 with a 10-mil notch in a 1/8-inch thick bar; and wherein the melt viscosity of said polyester is less than 10,000 poise as measured at 1 radian/second on a rotary melt rheometer at 290° C.
    Type: Grant
    Filed: January 28, 2011
    Date of Patent: January 15, 2013
    Assignee: Eastman Chemical Company
    Inventors: Emmett Dudley Crawford, Thomas Joseph Pecorini, David Scott Porter, Gary Wayne Connell, Michael James Keegan
  • Publication number: 20120328806
    Abstract: A compostion comprising: at least one copolymer (A) of vinylidene chloride and of at least one comonomer copolymerizable therewith selected from butyl acrylates; and from 1 to 20% by weight, relative to the total weight of the composition, of at least one polymeric plasticizer (B) selected from polyesters derived from a polycondensation reaction of at least one aliphatic polycarboxylic acid and at least one polyhydroxylated aliphatic alcohol. The composition is suitable for the preparation of mono- or multi-layer films for the packaging of food products.
    Type: Application
    Filed: March 8, 2011
    Publication date: December 27, 2012
    Applicant: SOLVAY SA
    Inventors: Pascal Dewael, Agnes Chapotot, Yves Vanderveken
  • Patent number: 8299204
    Abstract: Described as one aspect of the invention are polyester compositions containing: (I) at least one polyester which comprises: (a) dicarboxylic acid component comprising: (i) 70 to 100 mole % of terephthalic acid residues; (ii) 0 to 30 mole % of aromatic dicarboxylic acid residues having up to 20 carbons atoms; and (iii) 0 to 10 mole % of aliphatic dicarboxylic acid residues having up to 16 carbon atoms; and (b) a glycol component comprising: (i) 1 to 99 mole % of 2,2,4,4-tetramethyl-1,3-cyclobutanediol residues; and (ii) 1 to 99 mole % of cyclohexanedimethanol residues; and (II) at least one thermal stabilizer chosen from at least one alkyl phosphate esters, aryl phosphate esters, mixed alkyl aryl phosphate esters, reaction products thereof, and mixtures thereof; 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: Grant
    Filed: October 27, 2006
    Date of Patent: October 30, 2012
    Assignee: Eastman Chemical Company
    Inventors: Ted Calvin Germroth, Gary Wayne Connell, Emmett Dudley Crawford, Thomas Joseph Pecorini, Douglas Stephen McWilliams, Benjamin Fredrick Barton, Damon Bryan Shackelford
  • Patent number: 8287970
    Abstract: The invention is generally directed to baby bottles and other articles produced by blow molding from polymeric materials having glass transition temperatures ranging from 100° C. to 130° C., as well as to processes for producing them. These articles can be exposed to boiling water and can be produced by using a suitable combination of a stretch ratio of less than 3 and a preform temperature at least 20° C. greater than the glass transition temperature (Tg) of the polymeric material.
    Type: Grant
    Filed: November 20, 2008
    Date of Patent: October 16, 2012
    Assignee: Eastman Chemical Company
    Inventors: Thomas Joseph Pecorini, Spencer Allen Gilliam, Alan Keith Phillips
  • Patent number: 8193302
    Abstract: Described as one aspect of the invention are polyester compositions containing: (I) at least one polyester which comprises: (a) a dicarboxylic acid component comprising: (i) 70 to 100 mole % of terephthalic acid residues; (ii) 0 to 30 mole % of aromatic dicarboxylic acid residues having up to 20 carbon atoms; and (iii) 0 to 10 mole % of aliphatic dicarboxylic acid residues having up to 16 carbon atoms; and (b) a glycol component comprising: (i) 1 to 99 mole % of 2,2,4,4-tetramethyl-1,3 -cyclobutanediol residues; and (ii) 1 to 99 mole % of cyclohexanedimethanol residues; and (II) at least one thermal stabilizer chosen from at least one of alkyl phosphate esters, aryl phosphate esters, mixed alkyl aryl phosphate esters, reaction products thereof, and mixtures thereof; 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: Grant
    Filed: October 27, 2006
    Date of Patent: June 5, 2012
    Assignee: Eastman Chemical Company
    Inventors: Ted Calvin Germroth, Gary Wayne Connell, Emmett Dudley Crawford, Thomas Joseph Pecorini, Douglas Stephens McWilliams, Benjamin Fredrick Barton, Damon Bryan Shackelford
  • 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: 8133967
    Abstract: Described are restaurant smallware, comprising polyester based composition, comprising dicarboxylic acid component as terephthalic acid residues and optionally, aromatic dicarboxylic acid residues or aliphatic dicarboxylic acid residues and glycol component, comprising 2,2,4,4-tetramethyl-1,3-cyclobutanediol residues and cyclohexanedimethanol residues. The polyester composition has the inherent viscosity from 0.55 to 0.0.68 dL/g as determined in 60/40 (wt/wt) phenol/tetrachloroethane at a concentration of 0.5 g/100 ml at 25° C., glass transition temperature Tg of 110° C. to 160° C., notched Izod impact strength of at least 7.5 ft-lb/inch at 23° C. according to ASTM D256 with a 10-mil notch in a ?-inch thick bar, melt viscosity is less than 10,000 poise as measured at 1 radian/second on a rotary melt rheometer at 290° C. and does not contain polycarbonate.
    Type: Grant
    Filed: October 7, 2010
    Date of Patent: March 13, 2012
    Assignee: Eastman Chemical Company
    Inventors: Thomas Joseph Pecorini, Douglas Stephens McWilliams, Emmett Dudley Crawford, David Scott Porter, Gary Wayne Connell
  • Patent number: 8119762
    Abstract: Described are film or sheet, comprising polyester based composition, comprising dicarboxylic acid component as terephthalic acid residues and optionally, aromatic dicarboxylic acid residues or aliphatic dicarboxylic acid residues and glycol component, comprising 2,2,4,4-tetramethyl-1,3-cyclobutanediol residues and cyclohexanedimethanol residues. The polyester composition has the inherent viscosity from 0.55 to 0.68 dL/g as determined in 60/40 (wt/wt) phenol/tetrachloroethane at a concentration of 0.5 g/100 ml at 25° C., glass transition temperature Tg of 110° C. to 160° C., notched Izod impact strength of at least 7.5 ft-lb/inch at 23° C. according to ASTM D256 with a 10-mil notch in a ?-inch thick bar, melt viscosity is less than 10,000 poise as measured at 1 radian/second on a rotary melt rheometer at 290° C. and does not contain polycarbonate.
    Type: Grant
    Filed: November 10, 2010
    Date of Patent: February 21, 2012
    Assignee: Eastman Chemical Company
    Inventors: Emmett Dudley Crawford, Douglas Stephens McWilliams, David Scott Porter, Gary Wayne Connell
  • Patent number: 8119761
    Abstract: Described are polyester compositions comprising at least one polyester which comprises terephthalic acid residues in the amount from 80 to 100 mole %, 2,2,4,4-tetramethyl-1,3- cyclobutanediol in the preferable amount from 30 to 40 mole % and 1,4-cyclohexanedimethanol in the preferable amount from 60 to 70 mole % , wherein the total mole % of the dicarboxylic acid component is 100 mole %, and the total mole % of the glycol component is 100 mote %; and the inherent viscosity of polyester is from 0.55 to 0.68 dL/g as determined in 60/40 (wt/wt) phenol/tetrachtoroethane at a concentration of 0.5 g/100 ml at 25° C., polyester has a Tg from 110 to 160° C. and polyester composition comprises no polycarbonate. The polyesters may be manufactured into articles such as fibers, films, bottles or sheets.
    Type: Grant
    Filed: March 28, 2006
    Date of Patent: February 21, 2012
    Assignee: Eastman Chemical Company
    Inventors: Emmett Dudley Crawford, Thomas Joseph Pecorini, Douglas Stephens McWilliams, David Scott Porter, Gary Wayne Connell
  • Publication number: 20120021158
    Abstract: Described are polyester compositions comprising (a) a dicarboxylicacidcomponent comprising terephthalic acid residues; optionally, aromatic dicarboxylic acid or aliphatic dicarboxylic acid residues; 2,2,4,4-tetramethyl-1,3-cyclobutanediol residues, wherein said 2,2,4,4-tetramethyl-1,3-cyclobutanediol contains certain cis to trans ratios; and 1,4-cyclohexanedimethanol residues.
    Type: Application
    Filed: June 17, 2011
    Publication date: January 26, 2012
    Applicant: Eastman Chemical Company
    Inventors: Emmett Dudley Crawford, David Scott Porter, Gary Wayne Connell
  • Patent number: 8101705
    Abstract: Described are articles, comprising polyester based composition, comprising dicarboxylic acid component as terephthalic acid residues and optionally, aromatic dicarboxylic acid residues or aliphatic dicarboxylic acid residues and glycol component, comprising 2,2,4,4-tetramethyl-1,3-cyclobutanediol residues and cyclohexanedimethanol residues. The polyester composition has the inherent viscosity from 0.60 to 0.75 dL/g as determined in 60/40 (wt/wt) phenol/tetrachloroethane at a concentration of 0.5 g/100 ml at 25° C., glass transition temperature Tg of 100° C. to 130° C., notched Izod impact strength of at least 7.5 ft-lb/inch at 23° C. according to ASTM D256 with a 10-mil notch in a ?-inch thick bar, melt viscosity is less than 10,000 poise as measured at 1 radian/second on a rotary melt rheometer at 290° C. and does not contain polycarbonate. Composition can be manufactured into articles as fibers, films, bottles or sheets.
    Type: Grant
    Filed: May 20, 2010
    Date of Patent: January 24, 2012
    Assignee: Eastman Chemical Company
    Inventors: Emmett Dudley Crawford, Thomas Joseph Pecorini, Douglas Stephen McWilliams, David Scott Porter, Gary Wayne Connell
  • Patent number: 8097076
    Abstract: Low-VOC mixture of at least partially salified copolymers of at least one ethylenically unsaturated, phenyl-group-containing monomer and at least one ?,?-unsaturated monocarboxylic acid and/or at least one ?,?-unsaturated dicarboxylic acid, of at least one water-soluble polyether, esterification products of at least one water-soluble polyether and an aliphatic dicarboxylic acid, and of a star polymer obtainable by esterifying a carboxylic acid containing at least 3 carboxyl groups with at least one water-soluble polyether, and use thereof as a wetting and dispersing agent, preferably for producing low-VOC pigment pastes or low-VOC paint systems.
    Type: Grant
    Filed: July 28, 2010
    Date of Patent: January 17, 2012
    Assignee: BYK-Chemie GmbH
    Inventors: Bernd Göbelt, Carsten Nagel, Jürgen Omeis, Marcus Meichsner, Diana Walter
  • Publication number: 20110306730
    Abstract: Described are polyesters comprising (a) a dicarboxylic acid component comprising terephthalic acid residues; optionally, aromatic dicarboxylic acid residues or aliphatic dicarboxylic acid residues; 2,2,4,4-tetramethyl-1,3-cyclobutanediol residues; and cyclohexanedimethanol residues. The polyesters may be manufactured into articles such as fibers, films, bottles or sheets.
    Type: Application
    Filed: August 23, 2011
    Publication date: December 15, 2011
    Applicant: Eastman Chemical Company
    Inventors: Emmett Dudley Crawford, Thomas Joseph Pecorini, Douglas Stephens McWilliams, David Scott Porter, Gary Wayne Connell
  • Publication number: 20110294955
    Abstract: Disclosed is a composition including a melt mixed blend including (a) 58 to 96.8 weight percent one or more copolyester thermoplastic elastomers; (b) 3 to 40 weight percent polyphenylene ether; (c) 0.1 to 6 weight % ionomer and (d) 0.1 to 8 weight percent of polymeric toughener selected from the group consisting ethylene copolymers of the formula E/X/Y wherein: E is the radical formed from ethylene; X is selected from the group consisting of radicals formed from CH2?CH(R1)—C(O)—OR2 wherein R1 is H, CH3 or C2H5, and R2 is an alkyl group having 1-8 carbon atoms; vinyl acetate; and mixtures thereof; wherein X comprises 0 to 50 weight % of E/X/Y copolymer; and Y is a radical formed from glycidyl (meth)acrylate; and wherein the composition has one or more low temperature glass transition(s) between minus 100 and plus 150° C. Also disclosed are molded articles including the compositions, including CVJ boots and air ducts for automotive applications.
    Type: Application
    Filed: May 23, 2011
    Publication date: December 1, 2011
    Applicant: E. I. DU PONT DE NEMOURS AND COMPANY
    Inventor: KAZUKI AKIBA
  • Patent number: 8067525
    Abstract: Described are film(s) and/or sheet(s) comprising polyesters comprising (a) a dicarboxylic acid component having terephthalic acid residues; optionally, aromatic dicarboxylic acid or aliphatic dicarboxylic acid residues; 2,2,4,4-tetramethyl-1,3-cyclobutanediol residues; and 1,4-cyclohexanedimethanol residues.
    Type: Grant
    Filed: March 28, 2006
    Date of Patent: November 29, 2011
    Assignee: Eastman Chemical Company
    Inventors: Emmett Dudley Crawford, Douglas Stephens McWilliams, David Scott Porter, Gary Wayne Connell
  • Patent number: 8063173
    Abstract: Described as one aspect of the invention are polyesters containing (a) a dicarboxylic acid component having from 70 to 100 mole % of terephthalic acid residues and up to 30 mole % of aromatic dicarboxylic acid residues or aliphatic dicarboxylic acid residues; and (b) a glycol component having from 11 to 25 mole % of 2,2,4,4-tetramethyl-1,3-cyclobutanediol residues, and 75 to 89 mole % of 1,4-cyclohexanedimethanol residues; wherein the total mole % of the dicarboxylic acid component is 100 mole %, and the total mole % of the glycol component is 100 mole %. The polyesters may be manufactured into articles.
    Type: Grant
    Filed: March 28, 2006
    Date of Patent: November 22, 2011
    Assignee: Eastman Chemical Company
    Inventors: Emmett Dudley Crawford, Thomas Joseph Pecorini, Douglas Stephens McWilliams, David Scott Porter, Gary Wayne Connell
  • Patent number: 8063172
    Abstract: Described are film(s) and/or sheet(s) made using polyester compositions comprising polyesters comprising (a) a dicarboxylic acid component comprising 70 to 100 mole % of terephthalic acid residues, and up to 30 mole % of aromatic dicarboxylic acid residues or aliphatic dicarboxylic acid residues; and (b) a glycol component comprising 2,2,4,4-tetramethyl-1,3-cyclobutanediol residues, and 1,4-cyclohexanedimethanol residues.
    Type: Grant
    Filed: March 28, 2006
    Date of Patent: November 22, 2011
    Assignee: Eastman Chemical Company
    Inventors: Emmett Dudley Crawford, Douglas Stephens McWilliams, David Scott Porter, Gary Wayne Connell
  • Publication number: 20110269873
    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: Application
    Filed: July 13, 2011
    Publication date: November 3, 2011
    Applicant: BASF SE
    Inventors: Ursula Seeliger, Gabriel Skupin, Dirk Stärke
  • Publication number: 20110237750
    Abstract: The present invention relates to a process for producing films which are resistant to tear propagation, by using biodegradable polyesters obtainable via polycondensation of: i) from 65 to 80 mol %, based on components i to ii, of one or more dicarboxylic acid derivatives or dicarboxylic acids selected from the group consisting of: succinic acid, adipic acid, sebacic acid, azelaic acid, and brassylic acid; ii) from 35 to 20 mol %, based on components i to ii, of a terephthalic acid derivative; iii) from 98 to 102 mol %, based on components i to ii, of a C2-C8-alkylenediol or C2-C6-oxyalkylenediol; iv) from 0.05 to 2% by weight, based on the polymer obtainable from components i to iii, of an at least trifunctional crosslinking agent or of an at least difunctional chain extender. The invention further relates to polymer mixtures which are suitable for producing films which are resistant to tear propagation.
    Type: Application
    Filed: March 24, 2011
    Publication date: September 29, 2011
    Applicant: BASF SE
    Inventors: Liqun Ren, Robert Loos
  • 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
  • Patent number: 7985827
    Abstract: Described are polyester compositions comprising (a) a dicarboxylic acid component comprising terephthalic acid residues; optionally, aromatic dicarboxylic acid or aliphatic dicarboxylic acid residues; 2,2,4,4-tetramethyl-1,3-cyclobutanediol residues, wherein said 2,2,4,4-tetramethyl-1,3-cyclobutanediol contains certain cis to trans ratios; and 1,4-cyclohexanedimethanol residues.
    Type: Grant
    Filed: March 28, 2006
    Date of Patent: July 26, 2011
    Assignee: Eastman Chemical Company
    Inventors: Emmett Dudley Crawford, David Scott Porter, Gary Wayne Connell
  • 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: 7951900
    Abstract: Described are dialysis filter housings comprising polyester compositions comprising polyesters which comprise (a) a dicarboxylic acid component having terephthalic acid residues; optionally, aromatic dicarboxylic acid residues or aliphatic dicarboxylic acid residues or ester residues thereof; 2,2,4,4-tetramethyl-1,3-cyclobutanediol residues; and 1,4-cyclohexanedimethanol residues.
    Type: Grant
    Filed: March 28, 2006
    Date of Patent: May 31, 2011
    Assignee: Eastman Chemical Company
    Inventors: Emmett Dudley Crawford, David Scott Porter, Gary Wayne Connell
  • 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