Patents Assigned to Eastman Chemical Company
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Publication number: 20240076476Abstract: Disclosed is a plasticized cellulose ester composition. The plasticized cellulose ester composition of the present invention includes at least one cellulose ester; a plasticizer system including one or more aliphatic plasticizers; and a benzotriazole ultraviolet absorber. A flooring article with at least one layer formed from the composition is also described.Type: ApplicationFiled: October 8, 2020Publication date: March 7, 2024Applicant: Eastman Chemical CompanyInventors: Michael Eugene Donelson, Robert Erik Young, David Wayne Compton, Everett Bryston Shepard
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Patent number: 11920050Abstract: Polyesters having both ?,?-unsaturated groups and moieties containing activated methylene or methine groups, such as those of beta-ketoester and malonate, are curable in the presence of a base catalysts to form crosslinked networks. Formulations based on such polyesters are suitable for use in coatings and cure at temperatures less than 230° C. without the use of isocyanates.Type: GrantFiled: December 6, 2019Date of Patent: March 5, 2024Assignee: Eastman Chemical CompanyInventors: Thauming Kuo, Nick Allen Collins
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Publication number: 20240067775Abstract: This invention relates to a polyester composition comprising: (1) at least one polyester which comprises: (a) a dicarboxylic acid component comprising: (i) about 70 to about 100 mole % residues of terephthalic acid or esters thereof; (ii) about 0 to about 30 mole % of aromatic and/or aliphatic dicarboxylic acid residues having up to 20 carbon atoms; (b) a glycol component comprising: (i) about 10 to about 50 mole % of 2,2,4,4-tetramethyl-1,3-cyclobutanediol residues; (ii) about 50 to about 90 mole % residues of modifying glycols; wherein the total mole % of the dicarboxylic acid component is 100 mole %, wherein the total mole % of the diol component is 100 mole %; and (2) residues of a catalyst system comprising lithium atoms, aluminum atoms, and, optionally, less than 30 ppm, or less than 20 ppm, or less than 10 ppm, or less than 5 ppm, or from 0 to 30 ppm, or from 0 to 20 ppm, or from 0 to 10 ppm, or 0 ppm of tin atoms, relative to the mass of final polyester being prepared.Type: ApplicationFiled: December 16, 2021Publication date: February 29, 2024Applicant: Eastman Chemical CompanyInventors: Brian Alan Schaefer, Kate Elizabeth Allen
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Patent number: 11912862Abstract: Polyester resin compositions that are desirable for use in solvent-borne metal packaging and coil coating applications, the composition comprising: (a) a polyester comprising residues of: (i) terephthalic acid and isophthalic acid; and (ii) a blend of at least two glycols; wherein the amount of terephthalic acid is 15 mole percent to 20 mole percent and the amount of isophthalic acid is 80 to 85 mole percent wherein the total amount of terephthalic acid and isophthalic acid in the resin equals 100 mole percent; and (b) a non-aqueous solvent; wherein the composition remains clear at a temperature of 20-30° C. for at least 120 days.Type: GrantFiled: February 5, 2020Date of Patent: February 27, 2024Assignee: Eastman Chemical CompanyInventors: Katelyn Rose Houston, Jeremy Richard Lizotte, Jessica Nicole Aldred, John Thorton Maddox
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Patent number: 11905394Abstract: A cellulose ester composition is provided comprising at least one cellulose ester and at least one impact modifier and optionally at least one plasticizer. Processes for producing the cellulose ester compositions as well as articles made using these compositions, such as eyeglass frames, automotive parts, and toys are also provided.Type: GrantFiled: October 4, 2021Date of Patent: February 20, 2024Assignee: Eastman Chemical CompanyInventors: Wenlai Feng, Thomas Joseph Pecorini, Michael Eugene Donelson, Haining An
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Publication number: 20240052094Abstract: This invention relates to a polyester composition comprising: (1) at least one polyester which comprises: (a) a dicarboxylic acid component comprising: (i) about 70 to about 100 mole % residues of terephthalic acid or esters thereof; (ii) about 0 to about 30 mole % of aromatic and/or aliphatic dicarboxylic acid residues having up to 20 carbon atoms; (b) a glycol component comprising: (i) about 10 to about 50 mole % of 2,2,4,4-tetramethyl-1,3-cyclobutanediol residues; (ii) about 50 to about 90 mole % residues of modifying glycols; wherein the total mole % of the dicarboxylic acid component of the final polyester is 100 mole %; wherein the total mole % of the glycol component of the final polyester is 100 mole %; and (2) residues comprising titanium atoms and zinc atoms, and less than 30 ppm, or less than 20 ppm, or less than 10 ppm, or less than 5 ppm, or less than 2 ppm, or from 0 to 30 ppm, or from 0 to 20 ppm, or from 0 to 10 ppm, or 0 ppm of tin atoms.Type: ApplicationFiled: December 16, 2021Publication date: February 15, 2024Applicant: Eastman Chemical CompanyInventors: Brian Alan Schaefer, Kate Elizabeth Allen
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Publication number: 20240051822Abstract: Raw synthesis gas (syngas) compositions are provided herein. The syngas compositions are generally formed from a partial oxidation reaction with a plastic feedstock within a PDX gasifier. The raw syngas compositions may by characterized by a desirable ratio of carbon monoxide to hydrogen and/or less impurities than syngas compositions formed using other feedstocks, such as natural gas or coal.Type: ApplicationFiled: April 13, 2021Publication date: February 15, 2024Applicant: Eastman Chemical CompanyInventors: Bruce Roger DeBruin, Michael Paul Ekart, William Lewis Trapp
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Publication number: 20240052195Abstract: This invention pertains to improved polyester polyol compositions comprising 1,3-cyclohexanedimethanol (1,3-CHDM). Coating compositions based on such polyester polyols are capable of providing a good balance of the desirable coating properties, such as solvent resistance, acid resistance, retort resistance, microcracking resistance, and bending ability, for metal packaging applications.Type: ApplicationFiled: October 21, 2021Publication date: February 15, 2024Applicant: Eastman Chemical CompanyInventors: Linqian Feng, Cameron Lee Brown, John Thorton Maddox, Alain Michel Cagnard, Selene Ayde De Leon Ibarra, Thauming Kuo
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Publication number: 20240043609Abstract: This invention relates to a process for making at least one polyester comprising: (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; (b) a glycol component comprising: (i) 10 to 50 mole % of 2,2,4,4-tetramethyl-1,3-cyclobutanediol residues, which is a combination of greater than 80 mole % of cis-2,2,4,4-tetramethyl-1,3-cyclobutanediol and less than 20 mole % of trans-2,2,4,4-tetramethyl-1,3-cyclobutanediol, or greater than 85 mole % of cis-2, 2,4,4-tetramethyl-1,3-cyclobutanediol and less than 15 mole % of trans-2,2,4,4-tetramethyl-1,3-cyclobutanediol, or greater than 90 mole % of cis-2,2,4,4-tetramethyl-1,3-cyclobutanediol and less than 10 mole % of trans-2,2,4,4-tetramethyl-1,3-cyclobutanediol, or greater than 95 mole % of cis-2, 2,4,4-tetramethyl-1,3-cyclobutanediol and less thanType: ApplicationFiled: December 16, 2021Publication date: February 8, 2024Applicant: Eastman Chemical CompanyInventors: Kate Elizabeth Allen, Jason Christopher Jenkins
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Publication number: 20240034905Abstract: This invention pertains to improved polyester polyol compositions containing 2,2,4,4-tetramethyl-1,3-cyclobutanediol (TMCD). Coating compositions based on such TMCD polyester polyols are capable of providing a good balance of desirable coating properties such as solvent resistance, acid resistance, retort resistance, microcracking resistance, and bending ability. The TMCD coating compositions have particular utility for use in metal packaging applications.Type: ApplicationFiled: October 21, 2021Publication date: February 1, 2024Applicant: Eastman Chemical CompanyInventors: Linqian Feng, Cameron Lee Brown, John Thorton Maddox, Alain Michel Cagnard, Selene Ayde De Leon Ibarra, Thauming Kuo
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Patent number: 11881549Abstract: An electrochemical electrode and method for making same that provides enhanced characteristics for use in biosensors, such as blood glucose sensors. The electrode comprises a substrate, a conductive layer deposited on the substrate, and a resistive material layer deposited on the conductive layer. The conductive layer comprises nickel and chromium, and the resistive material layer comprises carbon and a carbon-nitrogen species.Type: GrantFiled: June 5, 2018Date of Patent: January 23, 2024Assignee: Eastman Chemical CompanyInventors: Dennis Lee Ashford, II, Daniel Patrick Puzzo, Spencer Erich Hochstetler
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Publication number: 20240018383Abstract: Stretchable, multilayer films are disclosed that include a thermoplastic polyurethane substrate and a thermoset coating, applied to the thermoplastic polyurethane substrate. The thermoset coating may comprise the reaction product of: an oligomeric polyester resin comprising the reaction product of: diols or polyols comprising from about 30 to about 99 mol % trimethylolpropane and from about 1 mol % to about 70 mol % neopentyl glycol, in each case based on the total molar amount of diols and polyols reacted, and dicarboxylic acids or polycarboxylic acids comprising from about 1 mol % to about 70 mol % of one or more cyclic or acyclic aliphatic acids having from 2 to 12 carbons, based on the total molar amount of dicarboxylic acids and polycarboxylic acids reacted.Type: ApplicationFiled: November 16, 2021Publication date: January 18, 2024Applicant: EASTMAN CHEMICAL COMPANYInventors: SUNIL VILAS KULKARNI, THOMAS JOSEPH PECORINI, JAMIE SUE DZICZKOWSKI, JOHN EVAN BOISSEAU, BABATUNDE SAMUEL OLAIYA
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Patent number: 11873390Abstract: A cellulose ester composition is provided comprising at least one cellulose ester, at least one polymeric aliphatic polyester, at least one impact modifier, and at least one monomeric plasticizer. Processes for producing the cellulose ester compositions as well as articles made using these compositions, such as eyeglass or sunglass frames and/or lenses, are also provided.Type: GrantFiled: February 13, 2019Date of Patent: January 16, 2024Assignee: Eastman Chemical CompanyInventors: Haining An, Wenlai Feng, Michael Eugene Donelson, Thomas Joseph Pecorini
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Publication number: 20240010661Abstract: Provided is a process for preparing bicyclo[2.2.2]octane-1,4-diol starting from cyclohexane-1,4-dione. The diene is reacted with certain trialkylsilyl halides or trimethylsilyl trifluormethanesulfonate in the presence of a non-nucleophilic base to afford a silyl-substituted diene, which is in turn reacted with ethylene and subsequently reduced to provide the title compound.Type: ApplicationFiled: November 6, 2019Publication date: January 11, 2024Applicant: Eastman Chemical CompanyInventor: Robert Jacks Sharpe
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Publication number: 20240011217Abstract: A washing machine door assembly (100) is provided comprising a plastic bowl (102) fixedly engaged with an outer door frame (112) by one or more integral engagement features. The washing machine door assembly (100) does not include an inner door frame ring.Type: ApplicationFiled: November 9, 2021Publication date: January 11, 2024Applicant: Eastman Chemical CompanyInventors: Anders Thorsager Ludvigsen, Mark Elliott Tincher, Allen Chase Williams
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Publication number: 20240002324Abstract: Provided is a one-pot process for preparing propionic acid, which comprises (i) treating ethylene with a C1-C6 alkanol, water, and carbon monoxide in the presence of a catalyst system comprising the reaction product of (a) a Group 8 to 10 transition metal compound such as a palladium or ruthenium compound; and (b) an activating anion, at elevated temperature and pressure. The process also provides a facile, continuous process for the preparation of propionic acid via the alkoxycarbonylation of ethylene at elevated temperature and pressure followed by hydrolysis, in one reaction vessel.Type: ApplicationFiled: July 21, 2021Publication date: January 4, 2024Applicant: EASTMAN CHEMICAL COMPANYInventors: DAMON RAY BILLODEAUX, KENNETH WAYNE HAMPTON, Jr., CAREY DAN ASHCROFT
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Patent number: 11851392Abstract: An efficient process useful for the self-condensation of aliphatic aldehydes is provided, catalyzed by dialkylammonium carboxylate salts. In particular, the invention provides a facile method for the preparation of 2-ethyl hexenal via the self-condensation of butyraldehyde using various dialkylammonium carboxylates, e.g., diisopropylammonium acetate or dimethylammonium acetate, as catalyst. Additionally, residual nitrogen arising from the catalyst can be reduced to ?100 ppm levels in the product via a simple washing procedure. The invention provides a process for preparing alkenals under conditions which limit the formation of undesired impurities and high-boiling oligomeric substances.Type: GrantFiled: October 31, 2019Date of Patent: December 26, 2023Assignee: Eastman Chemical CompanyInventors: Robert Jacks Sharpe, Scott Donald Barnicki, Manik Lal Saha, Kenneth Wayne Hampton, Jr., Damon Ray Billodeaux, Robert Thomas Hembre
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Publication number: 20230406792Abstract: Disclosed is a process for preparing 2,2,4,4-tetramethylcyclobutane-1,3-diol by reacting 2,2,4,4-tetramethylcyclobutanedione with a secondary alcohol in the presence of a transfer hydrogenation catalyst.Type: ApplicationFiled: November 30, 2021Publication date: December 21, 2023Applicant: Eastman Chemical CompanyInventors: Mesfin Ejerssa Janka, Robert Thomas Hembre, Scott Donald Barnicki, Robert Sterling Kline, Stephanie Rollins Testerman
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Publication number: 20230407198Abstract: A chemical recycling process and facility for turning one or more waste plastics into syngas are provided. Generally, the chemical recycling process involves: (a) liquefying at least one solid waste plastic to form a liquefied waste plastic; (b) introducing at least a portion of the liquefied waste plastic into a partial oxidation (POX) gasifier; and (c) converting at least a portion of the liquefied waste plastic in the POX gasifier into a syngas composition.Type: ApplicationFiled: April 13, 2021Publication date: December 21, 2023Applicant: Eastman Chemical CompanyInventors: Bruce Roger DeBruin, Michael Paul Ekart, William Lewis Trapp, David Milton Lange
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Publication number: 20230407002Abstract: A shaped article comprising a molded component configured to receive a terpene containing oil composition, said molded component formed of a copolyester composition having high chemical resistance to terpene oil and having a Tg of at least 95° C.Type: ApplicationFiled: November 9, 2021Publication date: December 21, 2023Applicant: Eastman Chemical CompanyInventors: Steven Lee Stafford, Bryan Steven Bishop, Kathleen Jean White, Mason Scott Myers