Patents Represented by Attorney, Agent or Law Firm Michael J. Blake
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Patent number: 7060829Abstract: Disclosed are novel colorant compounds which contain one or more ethylenically-unsaturated (vinyl), photopolymerizable radicals which may be copolymewrized (or cured) with ethylenically-unsaturated monomers to produce colored compositions such as colored acrylic coatings and polymers, e.g., coatings and polymers produced from acrylate and methacrylate esters, colored polystyrenes, and similar colored polymeric materials derived from other ethylenically-unsaturated monomers. The present invention also pertains to processes for the preparation of certain of the photopolymerizable colorant compounds.Type: GrantFiled: September 3, 2003Date of Patent: June 13, 2006Assignee: Eastman Chemical CompanyInventors: Michael John Cyr, Max Allen Weaver, Gerry Foust Rhodes, Jason Clay Pearson, Phillip Michael Cook
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Patent number: 7030244Abstract: Disclosed are novel colorant compounds which contain one or more ethylenically-unsaturated (vinyl), photopolymerizable radicals which may be copolymewrized (or cured) with ethylenically-unsaturated monomers to produce colored compositions such as colored acrylic coatings and polymers, e.g., coatings and polymers produced from acrylate and methacrylate esters, colored polystyrenes, and similar colored polymeric materials derived from other ethylenically-unsaturated monomers. The present invention also pertains to processes for the preparation of certain of the photopolymerizable colorant compounds.Type: GrantFiled: September 3, 2003Date of Patent: April 18, 2006Assignee: Eastman Chemical CompanyInventors: Michael John Cyr, Max Allen Weaver, Gerry Foust Rhodes, Jason Clay Pearson, Phillip Michael Cook
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Patent number: 6995292Abstract: Described is a process for reducing the fluoride content of products prepared in a process utilizing a fluorophosphite-containing transition metal complex catalyst, involving contacting the products with an adsorbent.Type: GrantFiled: September 16, 2002Date of Patent: February 7, 2006Assignee: Eastman Chemical CompanyInventors: Ginette Struck Tolleson, Thomas Allen Puckette
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Patent number: 6977303Abstract: The present invention relates to highly enantiomerically pure lactam-substituted propanoic acid derivatives and methods of making and using therefor. The invention involves a multi-step synthesis to produce the lactam compounds. In one step of the reaction sequence, asymmetric hydrogenation of a lactam-enamide was performed to produce an intermediate that can ultimately be converted to a series of pharmaceutical compounds. The invention also contemplates the in situ synthesis of an intermediate of the multi-step synthesis, which provides economic advantages to the overall synthesis of the lactam compounds.Type: GrantFiled: November 25, 2003Date of Patent: December 20, 2005Assignee: Eastman Chemical CompanyInventors: Neil Warren Boaz, Sheryl Davis Debenham
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Patent number: 6939981Abstract: Disclosed are ruthenium complexes of phosphine-aminophosphine ligands that may be used to catalyze large number of reactions of a wide variety of substrates such as asymmetric hydrogenations, asymmetric reductions, asymmetric hydroborations, asymmetric olefin isomerizations, asymmetric hydrosilations, asymmetric allylations, and asymmetric organometallic additions. Also disclosed is a process for the preparation of the ruthenium complexes and processes for the enantioselective asymmetric hydrogenations of 1,3-dicarbonyl, ?-hydroxycarbonyl, and ?-hydroxycarbonyl compounds to produce the corresponding hydroxycarbonyl, 1,2-diol, and 1,3-diol compounds, respectively, using the ruthenium complexes to catalyze the hydrogenation.Type: GrantFiled: June 25, 2004Date of Patent: September 6, 2005Assignee: Eastman Chemical CompanyInventor: Neil Warren Boaz
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Patent number: 6909019Abstract: A process is disclosed for preparing aldehydes by isomerization of the corresponding unsaturated primary alcohols using a transition metal catalyst system, in an alcoholic solvent and in the presence of an acid. An aldehyde forms by isomerizing an unsaturated primary alcohol under conditions that protect the newly formed aldehyde as a dialkylacetal in situ during the reaction. Protecting the aldehyde as an acetal allows for facile separation of the product from the catalyst as well as effectively driving the reaction toward completion.Type: GrantFiled: May 25, 2004Date of Patent: June 21, 2005Assignee: Eastman Chemical CompanyInventor: Sheryl Davis Debenham
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Patent number: 6906212Abstract: Disclosed are novel phosphine-phosphoramidite compounds which may be employed in combination with a catalytically-active metal to effect a wide variety of reactions such as asymmetric hydrogenations, asymmetric reductions, asymmetric hydroborations, asymmetric olefin isomerizations, asymmetric hydrosilations, asymmetric allylations, asymmetric conjugate additions, and asymmetric organometallic additions. Also disclosed are a process for the preparation of the phosphine-phosphoramidite compounds, metal complex compounds comprising at least one of the phosphine-phosphoramidite compounds and a catalytically-active metal and hydrogenation processes utilizing the metal complex compounds.Type: GrantFiled: June 25, 2004Date of Patent: June 14, 2005Assignee: Eastman Chemical CompanyInventor: Neil Warren Boaz
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Patent number: 6906213Abstract: Disclosed is a process for the preparation of phosphine-aminophosphines that are useful in the formation of catalysts useful in carrying out a wide variety of reactions such as asymmetric hydrogenations, asymmetric reductions, asymmetric hydroborations, asymmetric olefin isomerizations, asymmetric hydrosilations, asymmetric allylations, asymmetric conjugate additions, and asymmetric organometallic additions. The process comprises the steps of (1) contacting a compound of formula 2 R2P—L—NHR3??2 with phosphorus trihalide PX3 in the presence of an inert, organic solvent and an acid acceptor to produce intermediate compound having formula 3 (2) contacting intermediate compound 3 with a reactant having the formula R1—M1, R2—M1 or a mixture thereof.Type: GrantFiled: June 25, 2004Date of Patent: June 14, 2005Assignee: Eastman Chemical CompanyInventor: Neil Warren Boaz
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Patent number: 6897323Abstract: The present invention relates to highly enantiomerically pure lactam-substituted propanoic acid derivatives and methods of making and using therefor. The invention involves a multi-step synthesis to produce the lactam compounds. In one step of the reaction sequence, asymmetric hydrogenation of a lactam-enamide was performed to produce an intermediate that can ultimately be converted to a series of pharmaceutical compounds. The invention also contemplates the in situ synthesis of an intermediate of the multi-step synthesis, which provides economic advantages to the overall synthesis of the lactam compounds.Type: GrantFiled: November 25, 2003Date of Patent: May 24, 2005Assignee: Eastman Chemical CompanyInventors: Neil Warren Boaz, Sheryl Davis Debenham
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Patent number: 6881851Abstract: Disclosed is a process for the preparation of tetrahydro-3-furoic acid by the thermal, non-catalytic oxidation of 3-formyltetrahydrofuran using molecular oxygen.Type: GrantFiled: April 21, 2004Date of Patent: April 19, 2005Assignee: Eastman Chemical CompanyInventors: John Robert Monnier, Elaine Beatrice Mackenzie
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Patent number: 6870062Abstract: Disclosed are thermally-stable, anthraquinone colorant compounds (dyes) which contain one or more vinyl groups which render the compounds copolymerizable with reactive vinyl monomers to produce colored, polymeric compositions such as acrylate and methacrylate polymeric materials. The compounds possess good fastness (stability) to ultraviolet (UV) light, good solubility in vinyl monomers, good color strength and excellent thermal stability. Also disclosed are (1) coating composition comprising (i) one or more polymerizable vinyl compounds, (ii) one or more of the dye compounds described above, and (iii) a photoinitiator and (2) polymeric materials, i.e., polymers derived from one or more acrylic acid esters, one or more methacrylic acid esters, one or more other polymerizable vinyl compounds or mixtures of any two or more thereof, having copolymerized therein one or more of the anthraquinone colorant compounds.Type: GrantFiled: November 21, 2003Date of Patent: March 22, 2005Assignee: Eastman Chemical CompanyInventors: Michael John Cyr, Max Allen Weaver, Gerry Foust Rhodes, Jason Clay Pearson, Phillip Michael Cook, Jos Simon De Wit, Larry Keith Johnson
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Patent number: 6870063Abstract: Disclosed are thermally-stable, anthraquinone colorant compounds (dyes) which contain one or more vinyl groups which render the compounds copolymerizable with reactive vinyl monomers to produce colored, polymeric compositions such as acrylate and methacrylate polymeric materials. The compounds possess good fastness (stability) to ultraviolet (UV) light, good solubility in vinyl monomers, good color strength and excellent thermal stability. Also disclosed are (1) coating composition comprising (i) one or more polymerizable vinyl compounds, (ii) one or more of the dye compounds described above, and (iii) a photoinitiator and (2) polymeric materials, i.e., polymers derived from one or more acrylic acid esters, one or more methacrylic acid esters, one or more other polymerizable vinyl compounds or mixtures of any two or more thereof, having copolymerized therein one or more of the anthraquinone colorant compounds.Type: GrantFiled: November 21, 2003Date of Patent: March 22, 2005Assignee: Eastman Chemical CompanyInventors: Michael John Cyr, Max Allen Weaver, Gerry Foust Rhodes, Jason Clay Pearson, Phillip Michael Cook, Jos Simon De Wit, Larry Keith Johnson
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Patent number: 6812354Abstract: Disclosed is a process for the preparation of 3-methyltetrahydrofuran (MeTHF) from 3-(hydroxymethyl)tetrahydrofuran (HOMeTHF) or 3-formyltetrahydrofuran (FTHF) by contacting HOMeTHF or 3-formyltetrahydrofuran with a secondary alcohol in the presence of a hydrous zirconia catalyst.Type: GrantFiled: December 20, 2002Date of Patent: November 2, 2004Assignee: Eastman Kodak CompanyInventors: William Anthony Beavers, Alexey Victorovitch Ignatchenko
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Patent number: 6790999Abstract: Disclosed is a process for the continuous, semi-continuous or batch production of 3-buten-1-ol from 3,4-epoxy-1-butene wherein 3,4-epoxy-1-butene and formic acid are fed to a reaction zone having a catalyst solution comprising a palladium(0) compound, a tertiary phosphine, a trialkylamine and an organic solvent. Preferably in the operation of this invention, 3-buten-1-ol product and reaction side products serve as the organic solvent for the process. The preferred mode of operation is continuous addition of reactants to the reaction mixture with simultaneous, continuous distillation of a reaction product comprising 3-buten-1-ol.Type: GrantFiled: February 28, 2003Date of Patent: September 14, 2004Assignee: Eastman Chemical CompanyInventor: Stephen Neal Falling
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Patent number: 6787658Abstract: Disclosed are thermally-stable, anthraquinone colorant compounds (dyes) which contain one or more vinyl groups which render the compounds copolymerizable with reactive vinyl monomers to produce colored, polymeric compositions such as acrylate and methacrylate polymeric materials. The compounds possess good fastness (stability) to ultraviolet (UV) light, good solubility in vinyl monomers, good color strength and excellent thermal stability. Also disclosed are (1) coating composition comprising (i) one or more polymerizable vinyl compounds, (ii) one or more of the dye compounds described above, and (iii) a photoinitiator and (2) polymeric materials, i.e., polymers derived from one or more acrylic acid esters, one or more methacrylic acid esters, one or more other polymerizable vinyl compounds or mixtures of any two or more thereof, having copolymerized therein one or more of the anthraquinone colorant compounds.Type: GrantFiled: November 21, 2003Date of Patent: September 7, 2004Assignee: Eastman Chemical CompanyInventors: Michael John Cyr, Max Allen Weaver, Gerry Foust Rhodes, Jason Clay Pearson, Phillip Michael Cook, Jos Simon De Wit, Larry Keith Johnson
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Patent number: 6727372Abstract: Disclosed are novel colorant compounds which contain one or more ethylenically-unsaturated (vinyl), photopolymerizable radicals which may be copolymewrized (or cured) with ethylenically-unsaturated monomers to produce colored compositions such as colored acrylic coatings and polymers, e.g., coatings and polymers produced from acrylate and methacrylate esters, colored polystyrenes, and similar colored polymeric materials derived from other ethylenically-unsaturated monomers. The present invention also pertains to processes for the preparation of certain of the photopolymerizable colorant compounds.Type: GrantFiled: August 2, 2001Date of Patent: April 27, 2004Assignee: Eastman Chemical CompanyInventors: Michael John Cyr, Max Allen Weaver, Gerry Foust Rhodes, Jason Clay Pearson, Phillip Michael Cook
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Patent number: 6713641Abstract: Disclosed are blue, diol anthraquinone blue colorant compounds having excellent thermal stability and which can be reacted into or copolymerized with polyester thus providing a blue-colored polyesters useful for manufacturing a variety of shaped articles such as photographic film base, particularly roentgenographic (X-ray) film. Also disclosed are blue anthraquinone colorant compounds which contain two ethylenically-unsaturated (vinyl), photopolymerizable radicals which may be derived from the aforesaid diol anthraquinone compounds. The anthraquinone colorant compounds containing two ethylenically-unsaturated may be reacted into or copolymerized (or cured) with ethylenically-unsaturated monomers to produce colored vinyl polymers.Type: GrantFiled: October 19, 2001Date of Patent: March 30, 2004Assignee: Eastman Chemical CompanyInventors: Max Allen Weaver, Gerry Foust Rhodes, Jason Clay Pearson, Sara Stanley Wells, Michael John Cyr
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Patent number: 6710206Abstract: Poly(3-cyclopropyl-3-hydroxypropionates) (I) which are useful for the preparation of vinylcyclopropane and cyclopropylacetylene are disclosed. Methods for the preparation of a variety of intermediates obtained from (I) such as 3-cyclopropyl-3-hydroxypropionic acid and esters and salts thereof, 3-cyclopropylacrylic acids and vinylcyclopropane also are disclosed.Type: GrantFiled: April 16, 2003Date of Patent: March 23, 2004Assignee: Eastman Chemical CompanyInventors: John Clark Hubbs, Theresa Sims Barnette, Neil Warren Boaz
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Patent number: 6689828Abstract: Disclosed are thermally-stable, anthraquinone colorant compounds (dyes) which contain one or more vinyl groups which render the compounds copolymerizable with reactive vinyl monomers to produce colored, polymeric compositions such as acrylate and methacrylate polymeric materials. The compounds possess good fastness (stability) to ultraviolet (UV) light, good solubility in vinyl monomers, good color strength and excellent thermal stability. Also disclosed are (1) coating composition comprising (i) one or more polymerizable vinyl compounds, (ii) one or more of the dye compounds described above, and (iii) a photoinitiator and (2) polymeric materials, i.e., polymers derived from one or more acrylic acid esters, one or more methacrylic acid esters, one or more other polymerizable vinyl compounds or mixtures of any two or more thereof, having copolymerized therein one or more of the anthraquinone colorant compounds.Type: GrantFiled: July 24, 2001Date of Patent: February 10, 2004Assignee: Eastman Chemical CompanyInventors: Michael John Cyr, Max Allen Weaver, Gerry Foust Rhodes, Jason Clay Pearson, Phillip Michael Cook, Jos Simon De Wit, Larry Keith Johnson
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Patent number: 6686477Abstract: The present invention relates to highly enantiomerically pure lactam-substituted propanoic acid derivatives and methods of making and using therefor. The invention involves a multi-step synthesis to produce the lactam compounds. In one step of the reaction sequence, asymmetric hydrogenation of a lactam-enamide was performed to produce an intermediate that can ultimately be converted to a series of pharmaceutical compounds. The invention also contemplates the in situ synthesis of an intermediate of the multi-step synthesis, which provides economic advantages to the overall synthesis of the lactam compounds.Type: GrantFiled: September 20, 2001Date of Patent: February 3, 2004Assignee: Eastman Chemical CompanyInventors: Neil Warren Boaz, Sheryl Davis Debenham