Patents Represented by Attorney Brett L. Nelson
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Patent number: 8207253Abstract: Novel ester compositions are prepared by reacting 1) at least one diol, glycol or oligomeric glycol with 2) a mixture of at least one aromatic monocarboxylic acid and at least one aliphatic monocarboxylic acid containing from 2 to 4 carbon atoms. The compositions are effective plasticizers for a variety of polymers, particularly those employed in water-borne adhesives. The freezing point of the present ester mixtures and their efficacy as plasticizers and other types of additives and/or modifiers for a variety of polymer compositions can be varied by adjusting the relative concentrations of the aromatic and aliphatic acids used to prepare the ester composition.Type: GrantFiled: September 14, 2007Date of Patent: June 26, 2012Assignee: Eastman Specialties Holdings CorporationInventors: William D. Arendt, Makarand Joshi
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Patent number: 8034860Abstract: Both the viscosity of a plastisol comprising a dispersed polymer, a plasticizer for the polymers and at least one liquid diluent, and exudation of liquids from articles formed from the plastisol are minimized when the difference between 1) the weighted average of the Hildebrand solubility parameter values of all liquid ingredients, including plasticizer, in the plastisol and 2) the Hildebrand solubility parameter of the dispersed polymer is ±0.6 to ±1. The plastisols of the present invention are suitable for fabrication into films and molded objects, and as coating materials for a variety of metallic and non-metallic substrates.Type: GrantFiled: July 21, 2006Date of Patent: October 11, 2011Assignee: Eastman Specialties Holdings CorporationInventors: William D. Arendt, Makarand V. Joshi, Danielle C. Petrovich
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Patent number: 8022127Abstract: Plastisols and organosols are provided that include plasticizers that include mono-, di- and triesters of glycerol. The plasticizers are good solvators for polyvinyl chloride and impart low plastisol and organosol viscosities.Type: GrantFiled: March 24, 2009Date of Patent: September 20, 2011Assignee: Eastman Specialties Holdings CorporationInventors: William D. Arendt, Makarand Joshi, Jason Butt
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Patent number: 7989572Abstract: UV-absorbing polymers and copolymers suitable for Composition into sunscreens for the protection of human skin. The UV-absorbing chromophoric monomers chosen are simple and easily synthesized. With the correct choice of chromophoric monomer or mixture of monomers, protection against UV-A radiation or against both UV-A and UV-B radiation can be achieved. With the correct choice of comonomer, copolymers produced as aqueous latex emulsions or as Polyethylene Glycol solutions can also be achieved.Type: GrantFiled: January 17, 2008Date of Patent: August 2, 2011Assignee: Eastman Chemical CompanyInventors: Robert Joseph Maleski, Ramesh Chand Munjal, Max Allen Weaver, Jean Carroll Fleischer, Michael Gale Ramsey, Greg Alan King, Edward Enns McEntire
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Patent number: 7973194Abstract: Diesters of 1,4-cyclohexane dicarboxylate are surprisingly more efficient PVC plasticizers and fuse PVC faster and at a lower temperature than similar phthalates or terephthalate diesters. Hydrogenated orthophthalate diesters are slower fusing, i.e., require higher temperatures, than do the corresponding orthophthalate diesters.Type: GrantFiled: March 18, 2010Date of Patent: July 5, 2011Assignee: Eastman Chemical CompanyInventors: Nancy Ellen Kinkade, Kim Steven Chamberlin, David Justin Olsen, Mark Stephen Holt, Martin James Stimpson, Charles Everette Kelly
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Patent number: 7927855Abstract: Disclosed are esters and a process for the preparation of the esters represented by formula 1: The process includes reacting an alcohol with a long-chain acid R2COOH or long-chain ester R2COOR4 in the presence of an organic solvent and an enzyme with or without the removal of water.Type: GrantFiled: August 8, 2007Date of Patent: April 19, 2011Assignee: Eastman Chemical CompanyInventors: Stephanie Kay Clendennen, Neil Warren Boaz
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Patent number: 7923526Abstract: A sulfopolyester comprising repeat residue units from the reaction product dimethyl-5-sodiosulfoisophthalate, isophthalic acid, 1,4-cyclohexanedimethanol and diethylene glycol, has at least one property selected from: a) an acidity of greater than 0.030 measured as milliequivalents H+/gram of sulfopolyester; b) a titanium concentration, measured as metal, of less than about 27 ppm, based on the amount of sulfopolyester; or c) an acidity of greater than 0.010 measured as milliequivalents H+/gram of sulfopolyester, a pH of less than 6.0 and a concentration of a base compound of less than 0.0335 moles/kg of sulfopolyester. A method for making the water-dispersible or water-dissipative sulfopolyester of the present invention is disclosed. Aqueous dispersion having from 0.001 to about 35 weight % of the sulfopolyester of the present invention is also disclosed. The sulfopolyester is useful in making hair spray formulations suitable for pump or aerosol spray applicators.Type: GrantFiled: July 29, 2005Date of Patent: April 12, 2011Assignee: Eastman Chemical CompanyInventors: Terry Ann Oldfield, Suzanne Winegar Dobbs, Scott Ellery George, Ricky Thompson, Edward Enns McEntire, George William Tindall
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Patent number: 7872063Abstract: This invention provides film-forming compositions, including but not limited to polishes, coatings, adhesives and inks, comprising a at least one acrylic or vinyl acetate polymer or copolymer as a film-forming ingredient and, as the plasticizer, a blend in specified proportions of a) the benzoate of a 6-carbon monohydric alcohol, b) diethylene glycol dibenzoate and c) diethylene glycol monobenzoate.Type: GrantFiled: September 22, 2006Date of Patent: January 18, 2011Assignee: Genovique Specialties Holdings CorporationInventors: Arron Strepka, Makarand V. Joshi, William D. Arendt, Jason Butt
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Patent number: 7872047Abstract: Disclosed is a composition and methods of treating a skin condition. The ester includes an ester and a dermatologically acceptable carrier.Type: GrantFiled: February 8, 2008Date of Patent: January 18, 2011Assignee: Eastman Chemical CompanyInventors: Stephanie Kay Clendennen, Neil Warren Boaz
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Patent number: 7812080Abstract: Plastisols are provided which are effective for providing a foamed composition having an improved color. The plastisol includes a dispersed phase and a liquid phase. The dispersed phase includes an organic polymer and the liquid phase includes a plasticizer for said polymer. The plasticizer utilized has a hydroxyl number of about 30 or greater, and an acidity of not less than about 0.1% as benzoic acid.Type: GrantFiled: December 6, 2006Date of Patent: October 12, 2010Assignee: Genovique Specialties Holdings CorporationInventors: William D. Arendt, Makarand V. Joshi
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Patent number: 7799942Abstract: Disclosed is a process for the preparation of a terephthalic acid di-ester by the esterification of terephthalic acid with an alcohol at elevated and normal temperature and pressure while the water of the reaction is removed from the reaction mixture via an inert gas or a column.Type: GrantFiled: January 30, 2007Date of Patent: September 21, 2010Assignee: Eastman Chemical CompanyInventors: Vickie Haygood Osborne, Phillip Wayne Turner, Steven Leroy Cook
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Patent number: 7745368Abstract: A stable catalyst solution suitable for catalyzing the polycondensation of reactants to make polyester polymers comprising: (i) M, wherein M is represented by an alkaline earth metal or alkali metal and (ii) aluminum and (iii) ethylene glycol and (iii) organic hydroxyacid compounds having at least three carbon atoms and less than three carboxylic acid groups when the hydroxyacid compound has 8 or less carbon atoms, wherein the molar ratio of ethylene glycol:aluminum is at least 35:1. The hydroxyacid compounds enhance to solubility of M and Al in ethylene glycol, even at even at molar ratios of M:Al approaching 1:1. There is also provided a method for the manufacture of the composition, its feed to and use in the manufacture of a polyester polymer, and polyester polymers obtained by combining certain ingredients or containing the residues of these ingredients in the composition.Type: GrantFiled: August 29, 2006Date of Patent: June 29, 2010Assignee: Eastman Chemical CompanyInventor: Alan Wayne White
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Patent number: 7741395Abstract: Low VOC viscosity reducer (LVVR) compounds useful for reducing the viscosity of plastisol compositions. The plastisol compositions are combined with a viscosity reducing compound which is derived from the reaction of at least one of 2,2,4-trimethyl-1,3-pentane diol (TMPD) and 2,2,4-trimethyl-1,3-pentanediol monoisobutyrate (TXOL) with at least one of a carboxylic acid or a fatty acid.Type: GrantFiled: August 21, 2007Date of Patent: June 22, 2010Assignee: Eastman Chemical CompanyInventors: Mark Holt, Martin James Stimpson
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Patent number: 7741509Abstract: Disclosed is a process for the preparation of di-n-butyl terephthalate by the esterification of terephthalic acid with n-butanol in the presence of a strong acid while employing a fractionating column.Type: GrantFiled: April 3, 2007Date of Patent: June 22, 2010Assignee: Eastman Chemical CompanyInventors: Steven Leroy Cook, Phillip Wayne Turner, Vickie Haygood Osborne
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Patent number: 7709595Abstract: A stable catalyst solution suitable for catalyzing the polycondensation of reactants to make polyester polymers comprising: (i) M, wherein M is represented by an alkaline earth metal or alkali metal and (ii) aluminum metal and (iii) a polyhydroxyl ether solvent, wherein the molar ratio of M:Al ranges from 0.2:1 to 4:1 or less. The catalyst solution is desirably a solution which does not precipitate upon standing over a period of at least one week at room temperature (25° C.-40° C.), even at molar ratios of M:Al approaching 1:1. There is also provided a method for the manufacture of the solution, its feed to and use in the manufacture of a polyester polymer, and polyester polymers obtained by combining certain ingredients or containing the residues of these ingredients in the composition.Type: GrantFiled: July 28, 2006Date of Patent: May 4, 2010Assignee: Eastman Chemical CompanyInventors: Donna Rice Quillen, Barry Glen Pearcy, Michael Duane Cliffton, Aaron Nathaniel Edens
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Patent number: 7709593Abstract: Processes for feeding catalyst systems to a melt phase process for the manufacture of polyester polymers, and more particularly, to split catalyst solution feeds to the melt phase process to provide the target amount and ratio of catalyst metals.Type: GrantFiled: March 7, 2007Date of Patent: May 4, 2010Assignee: Eastman Chemical CompanyInventor: Jason Christopher Jenkins
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Patent number: 7674931Abstract: A method for maximizing the yield of 2,2,4-trimethyl-1,3-pentanediol di-2-ethylhexanoate (TMPD di-2-ethylhexanoate) from the reaction of 2,2,4-trimethyl-1,3-pentanediol (TMPD Glycol) and 2-ethylhexanoic acid through the intermediate compound 2,2,4-Trimethyl-1,3-pentanediol-2-ethylhexanoate (TMPD mono-2-ethylhexanoate) is disclosed. The method involves maintaining a water level in the reactor of at least 0.10 weight %, and preferable above 0.20 weight %, thereby reducing formation of 2,2,4-trimethylpent-3-enyl-2-ethylhexanoate, an undesirable by-product.Type: GrantFiled: December 15, 2008Date of Patent: March 9, 2010Assignee: Eastman Chemical CompanyInventors: Ruairi Seosamh O'Meadhra, Elden Mills Bailey, II, Steven Leroy Cook, Phillip Wayne Turner
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Patent number: 7667067Abstract: A composition, process of preparation, and utility of salts of fatty acid esters of amino-alcohols such as dimethylaminoethanol (DMAE) as emulsifiers useful for formulating with lipids and waxes is described. DMAE fatty acid esters were prepared enzymatically in the absence of added solvent, and then salified directly with carboxylic acids to form the salts. The compounds were used to make stable emulsions with a variety of cosmetically acceptable lipids.Type: GrantFiled: February 26, 2009Date of Patent: February 23, 2010Assignee: Eastman Chemical CompanyInventors: Stephanie Kay Clendennen, Neil Warren Boaz
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Patent number: 7601193Abstract: A gas-liquid separation enhancer includes a plurality of longitudinally extending turning vanes distributed within a bent conduit section. At least a portion of the vanes have a bend that redirects a portion of a flowing gas stream from an initial direction to a final direction. Each of the vanes have a first end and a second end and are positioned in the bent conduit section to direct a portion of any liquid contacting the vanes to either the first end or the second end when the gas-liquid separation enhancer is incorporated into an outlet conduit. The separation is positioned in an outlet conduit such that captured liquid droplets are returned to the vessel from which they originate.Type: GrantFiled: May 19, 2006Date of Patent: October 13, 2009Assignee: Eastman Chemical CompanyInventor: Paul Keith Scherrer
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Patent number: 7566802Abstract: This invention relates to a process for the manufacture of aromatic carboxylic acids by exothermic liquid phase oxidation of an aromatic feedstock. More particularly, this invention relates to the efficient energy recovery of the exotherm produced by the liquid phase oxidation of an aromatic feedstock. Also, this invention relates to the efficient energy recovery of the exotherm produced by the liquid phase oxidation of an aromatic feedstock while also utilizing the heat from the energy of oxidation to efficiently remove water resulting from the exothermic oxidation reaction.Type: GrantFiled: May 24, 2006Date of Patent: July 28, 2009Assignee: Eastman Chemical CompanyInventors: Timothy Alan Upshaw, Ronald Buford Sheppard