Patents Represented by Attorney William P. Heath

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  • Apparatus for collecting samples of articles conveyed at high speed in consecutive order
    Patent number: 5150621
    Abstract: This invention relates to apparatus for collecting consecutive samples of articles from a production line which are being conveyed at a high rate of speed. Samples are collected from the production line by transferring them to a conveyor which carries them to storage in sequential order. The invention is particularly applicable to collecting cigarette filter rods or cigarettes in the order of their production for subsequent testing and/or analysis.
    Type: Grant
    Filed: November 1, 1990
    Date of Patent: September 29, 1992
    Assignee: Eastman Kodak Company
    Inventors: Jack S. Moore, Jr., Johnny R. Cox, Mark L. Williams
  • Tobacco smoke filter material and process for production thereof
    Patent number: 5150721
    Abstract: Disclosed is a novel process of preparing tobacco smoke filter material, wherein an acidic compound such as citric acid is dissolved in a cellulose acetate spinning solution prior to spinning the filaments of the filter material.
    Type: Grant
    Filed: October 10, 1990
    Date of Patent: September 29, 1992
    Inventors: Benedict M. Lee, James E. Harris
  • Method for purifying high molecular weight vinylpyridine/styrene polymers from solution
    Patent number: 5149775
    Abstract: Taste-masking composition for oral delivery of medicaments to non-ruminants, especially humans. The taste-masking composition contains a polymeric composition containing a flake material, a hydrophobic material, and a polymer containing repeating units from vinylpyridine derivatives. Also disclosed is a process for purifying polymers.
    Type: Grant
    Filed: January 25, 1991
    Date of Patent: September 22, 1992
    Assignee: Eastman Kodak Company
    Inventor: Stephen H. W. Wu
  • Polymer pellet configuration for solid-state polymerization
    Patent number: 5145742
    Abstract: Disclosed is a configuration for a polymer pellet having improved reactivity for solid-state polymerization and less tendency to stick during processing with heat. The pellets have a reduced path length for volatiles to travel to the exterior of the pellet, and reduced contact area in a packed condition.
    Type: Grant
    Filed: August 3, 1990
    Date of Patent: September 8, 1992
    Assignee: Eastman Kodak Company
    Inventor: Cheuk C. Yau
  • Continuous process for the preparation of 2-ethyl-2-(hydroxymethyl) hexanal and 2-butyl-2-theyl-1,3-propanediol
    Patent number: 5146004
    Abstract: Disclosed is a continuous process for the manufacture of 2-ethyl-2-(hydroxymethyl)hexanal wherein 2-ethylhexanal, formaldehyde and a tertiary amine are continuously fed to a reaction zone and crude product comprising an aqueous phase and an organic phase containing 2-ethyl-2-(hydroxymethyl)hexanal and 2-ethylhexanal is continuously removed from the reaction zone. Also disclosed are processes for (1) the azeotropic distillation of the organic phase of the crude product whereby unreacted 2-ethylhexanal is recovered and (2) the catalytic hydrogenation of the refined, organic phase of the crude product to produce 2-butyl-2-ethyl-1,3-propanediol.
    Type: Grant
    Filed: July 25, 1991
    Date of Patent: September 8, 1992
    Assignee: Eastman Kodak Company
    Inventors: Don L. Morris, William A. Beavers, William E. Choate
  • Selective monoepoxidation of styrene, styrene analogs, and styrene derivatives to the corresponding oxide with molecular oxygen
    Patent number: 5145968
    Abstract: Process is disclosed for the slective monoepoxidation of styrene, styrene analogs, and styrene derivatives. Such compounds are contacted with an oxygen-containing gas in the presence of a promoted, optionally supported silver catalyst under defined reaction conditions, thereby selectively producing opoxides in good yield.
    Type: Grant
    Filed: August 15, 1989
    Date of Patent: September 8, 1992
    Assignee: Eastman Kodak Company
    Inventors: John R. Monnier, Peter J. Muehlbauer
  • Process to prepare high molecule weight polyester
    Patent number: 5143984
    Abstract: A process for preparing a polyester having an inherent viscosity of at least 0.5 comprising(A) preparing an admixture of a molten polyester having an inherent viscosity of less than 0.5, a titanium alkoxide and a 13X zeolite, and(B) subjecting the admixture to a time and temperature sufficient to increase the inherent viscosity of the polyester to at least 0.5.
    Type: Grant
    Filed: January 21, 1992
    Date of Patent: September 1, 1992
    Assignee: Eastman Kodak Company
    Inventors: Waylon L. Jenkins, Gerry Rhodes, Mark Rule
  • Process for the preparation of .alpha.-iodocarbonyl compounds
    Patent number: 5144070
    Abstract: Disclosed is a process for the preparation of .alpha.-iodocarbonyl compounds such as .alpha.-iodocarboxylic acid anhydrides and .alpha.-iodoketones by the reaction of a carboxylic anhydride with molecular iodine. Hydrolysis of the .alpha.-iodocarboxylic acid anhydrides gives the corresponding .alpha.-iodocarboxylic acids.
    Type: Grant
    Filed: August 30, 1989
    Date of Patent: September 1, 1992
    Assignee: Eastman Kodak Company
    Inventors: Joseph R. Zoeller, Michael R. Cushman, Regina M. Moncier
  • Trifunctional monomer compounds, polyesters derived therefrom and thermosetting coating compositions containing the polyesters
    Patent number: 5144003
    Abstract: Provided are 1,5-bis(4-carboxycyclohexyl)-3-pentanol and its esters and processes for their preparation. Also provided are polyester compositions containing this residue, thermosetting coating compositions containing the polyesters, and coatings and casted or molded articles made therefrom.
    Type: Grant
    Filed: March 6, 1991
    Date of Patent: September 1, 1992
    Assignee: Eastman Kodak Company
    Inventors: William W. Blount, Jr., Joseph R. Zoeller
  • Synthesis of cyclic ketene acetals
    Patent number: 5144046
    Abstract: An improved process for the preparation of cyclic ketene acetals such as 2-methylene-1,3-dioxepane is provided. This process entails reacting at an elevated temperature a halogenated cyclic ketene acetal such as 2-chloromethyl-1,3-dioxepane with a hydroxide compound such as potassium hydroxide in a non-reactive alcohol such as 2-butanol.
    Type: Grant
    Filed: February 14, 1991
    Date of Patent: September 1, 1992
    Inventor: Saughagya C. Mathur
  • Process for the coproduction of alkyl iodides and alpha-iodocarboxylic acids and/or anhydrides thereof
    Patent number: 5144067
    Abstract: Disclosed is a process for the coproduction of (1) an alkyl iodide and (2) an .alpha.-iodocarboxylic acid, a mono-.alpha.-iodocarboxylic anhydride or a mixture thereof which comprises contacting a mixture of an iodine compound and a carboxylic anhydride with a peroxide at an elevated temperature.
    Type: Grant
    Filed: September 29, 1989
    Date of Patent: September 1, 1992
    Assignee: Eastman Kodak Company
    Inventors: Joseph R. Zoeller, Michael R. Cushman, Regina M. Moncier, Brent A. Tennant
  • Fluidized bed process for treating pigments
    Patent number: 5143671
    Abstract: This invention relates to a process for treatment of pigments and the compositions of treated pigments using the disclosed process. Particularly, this invention describes a process for producing non-dusty, free flowing, granular pigment materials in which the pigment is treated by a water-dissipatable polyester. The treated pigment materials generally exhibit high dispersibility in water and polar solvent systems. Dispersions of such materials provide film-forming characteristics, water-resistivity and excellent adhesion when applied to the skin. The pigment materials prepared by the disclosed process are suitable for incorporation in paints, inks, cosmetic bases, liquid make-ups or other cosmetic preparations such as mascara.
    Type: Grant
    Filed: October 31, 1990
    Date of Patent: September 1, 1992
    Assignee: Eastman Kodak Company
    Inventors: Kimberly T. Peters, E. Phillip Smith, Shane K. Kirk
  • Process for preparation of dipeptides
    Patent number: 5144073
    Abstract: Disclosed is a process for synthesis of a dipeptide such as N-acetyl-L-.alpha.-aspartyl-L-phenylalanine methyl ester wherein one amino acid serves as a chiral template which allows for synthesis of a second amino acid residue to form said dipeptide. The process involves several novel steps such as a nucleophile addition step. In addition, several novel intermediates are described.
    Type: Grant
    Filed: September 14, 1989
    Date of Patent: September 1, 1992
    Inventor: John C. Hubbs
  • Cellulose ester compositions and process for the preparation thereof
    Patent number: 5142034
    Abstract: Process for reducing the degree of substitution of cellulose esters employing Lewis acids as solvolysis promoters is disclosed. Novel low degree of substitution cellulose esters produced by the invention process are also described.
    Type: Grant
    Filed: April 16, 1990
    Date of Patent: August 25, 1992
    Assignee: Eastman Kodak Company
    Inventors: Michael Bellas, Charles M. Buchanan, Kevin J. Edgar, Ted C. Germroth, Alan K. Wilson
  • Tobacco smoke filter material and process for production thereof
    Patent number: 5141006
    Abstract: Disclosed is a novel process of preparing tobacco smoke filter material, wherein an acidic compound such as citric acid is dissolved in a cellulose acetate spinning solution (dope) prior to spinning the filaments of the filter material.
    Type: Grant
    Filed: February 28, 1990
    Date of Patent: August 25, 1992
    Assignee: Eastman Kodak Company
    Inventors: Benedict M. Lee, James E. Harris
  • Tetraamides and method for improving feed utilization
    Patent number: 5141749
    Abstract: Disclosed are novel tetraamide compounds and intermediates therefor which are useful in methods for improving feed conversion and/or weight gain in animals such as chickens.
    Type: Grant
    Filed: December 5, 1988
    Date of Patent: August 25, 1992
    Assignee: Eastman Kodak Company
    Inventors: David C. Herting, Alan W. White
  • Process for regenerating a zeolite catalyst
    Patent number: 5138108
    Abstract: Disclosed is a process for regeneration of a 13X zeolite catalyst comprising conducting the following steps within the regeneration zone wherein the 13X zeolite is located.(1) Applying vacuum or delivering a source of molecular oxygen or inert gas at a temperature above 100.degree. C. to remove a portion of the volatile compounds from the 13X zeolite,(2) Cooling the 13X zeolite to a temperature below 100 degrees C.,(3) Contacting the 13X zeolite with an aqueous solution having a pH in the range of 7 to 14,(4) Drying the 13X zeolite,(5) Delivering an oxygen containing calcination gas to the regeneration zone and heating the 13X zeolite to a temperature in the range of 350.degree. to 450.degree. C.,(6) Cooling the 13X zeolite to a temperature below 100 degrees C., and(7) Contacting the 13X zeolite with an aqueous solution having a pH in the range of 7 to 14.
    Type: Grant
    Filed: October 15, 1991
    Date of Patent: August 11, 1992
    Assignee: Eastman Kodak Company
    Inventors: Gerald C. Tustin, Joseph F. Jeter, Richard I. Garrity
  • Selective epoxidation of diolefins and aryl olefins
    Patent number: 5138077
    Abstract: Disclosed is a process for the selective epoxidation of olefins, including diolefins, having more than 2 carbon atoms by the catalytic oxidation of such an olefin in the presence of a supported, thallium-promoted, silver catalyst.
    Type: Grant
    Filed: July 29, 1991
    Date of Patent: August 11, 1992
    Assignee: Eastman Kodak Company
    Inventors: John R. Monnier, Peter J. Muehlbauer
  • Recovery of high-boiling aldehydes from rhodium-catalyzed hydroformylation processes
    Patent number: 5138101
    Abstract: Disclosed is an extraction process for the recovery of high-boiling aldehydes produced by the rhodium-catalyzed hydroformylation of olefins in the presence of a hydroformylation solvent. The extraction process involves intimately contacting a hydroformylation product solution comprising (i) a high-boiling aldehyde, (ii) hydroformylation catalyst components comprising rhodium and an organophosphine compound, and (iii) a hydroformylation solvent with an extraction solution comprising a primary alkanol and water to form a 2-phase mixture. The phases are separated to obtain a hydroformylation solvent phase containing catalyst components and an alkanol/water phase containing the high-boiling aldehyde.
    Type: Grant
    Filed: July 19, 1991
    Date of Patent: August 11, 1992
    Assignee: Eastman Kodak Company
    Inventor: Thomas J. Devon
  • Radiation polymerizable starch ester-urethanes
    Patent number: 5138006
    Abstract: Modified starch ester-urethanes prepared by reacting a starch ester containing residual hydroxyl groups with an ethylenically unsaturated isocyanate. The grafted starch ester is a urethane-containing product having pendent groups such as alphamethylstyrene and/or methacrylate moieties. The starch ester-urethane is capable of undergoing crosslinking reactions on exposure to ultraviolet radiation in the presence of a photoinitiator, and optionally ethylenically unsaturated monomers or oligomers. The ethylenically unsaturated starch ester-urethanes of this invention are useful for protective coatings for wood, metal, and plastics.
    Type: Grant
    Filed: February 11, 1991
    Date of Patent: August 11, 1992
    Assignee: Eastman Kodak Company
    Inventors: Phillip M. Cook, Chung M. Kuo, C. Rhea Dunn, Jr.