Patents by Inventor Oliver Wendell Smith
Oliver Wendell Smith has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 6534178Abstract: In accordance with the foregoing, the present invention comprises a polyester epoxy resin powder coating exhibiting improved impact resistance and flexibility, without the loss of other key properties and where the 1,3-PDO modified polyester has lower melt viscosity than polyesters made with 100% neopentyl glycol, which is formed by reacting: a) A carboxyl functional polyester resin formed by reacting one or more aliphatic glycols and one or more polycarboxylic acids and/or anhydrides, wherein 5 to 90% (on a molar basis) of the aliphatic glycol is 1,3-propanediol, in the presence of an esterification catalyst and then endcapping the polyester with an endcapping agent to ensure that the polyester has carboxyl chain ends; and b) An epoxy resin crosslinking agent.Type: GrantFiled: March 15, 2001Date of Patent: March 18, 2003Assignee: Shell Oil CompanyInventors: Lichang Zhou, Shelby F. Thames, Oliver Wendell Smith, Wyndham Henry Boon, Thomas Clayton Forschner
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Patent number: 6441087Abstract: Disclosed is an acrylic polyurethane coating composition characterized by improved impact resistance and high gloss and produced by reacting a polyol, optionally a catalyst, and a polyisocyanate crosslinking agent, wherein the polyol is substituted with 2 to 50% by weight of a polytrimethylene carbonate diol or triol.Type: GrantFiled: September 27, 2000Date of Patent: August 27, 2002Assignee: Shell Oil CompanyInventors: Lichang Zhou, Oliver Wendell Smith, Thomas Clayton Forschner, Wyndham Henry Boon, David Eric Gwyn, Shelby Freland Thames
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Publication number: 20020061963Abstract: Disclosed is a carboxyl capped polyester powder coating composition, where the polyester has an acid number of 10 to 100 mg KOH/g, characterized by improved flexibility without significant loss of other properties, said powder coating prepared by substituting 5 to 90 mole % of the aliphatic diol in the polyester resin with 1,3-propanediol, and reacting with one or more dicarboxylic acids and trimethylolpropane, and formulating into a powder coating with a triglycidyl isocyanurate resin.Type: ApplicationFiled: August 28, 2001Publication date: May 23, 2002Inventors: Shelby Freland Thames, Oliver Wendell Smith, Lichang Zhou, Wyndham Henry Boon, Thomas Clayton Forschner, David Eric Gwyn
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Publication number: 20010047062Abstract: In accordance with the foregoing, the present invention comprises a polyester epoxy resin powder coating exhibiting improved impact resistance and flexibility, without the loss of other key properties and where the 1,3-PDO modified polyester has lower melt viscosity than polyesters made with 100% neopentyl glycol, which is formed by reacting:Type: ApplicationFiled: March 15, 2001Publication date: November 29, 2001Inventors: Lichang Zhou, Shelby F. Thames, Oliver Wendell Smith, Wyndham Henry Boon, Thomas Clayton Forschner
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Patent number: 4119593Abstract: High solids, low energy cure coating compositions of aliphatic polyepoxides, monocarboxylic acid compounds as initiator and stannous salts as catalysts.Type: GrantFiled: May 18, 1977Date of Patent: October 10, 1978Assignee: Union Carbide CorporationInventors: Oliver Wendell Smith, Joseph Victor Koleske
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Patent number: 4102942Abstract: High solids coating or ink compositions comprising blends of low molecular weight acrylic copolymers having pendant carboxyl groups and aliphatic polyepoxides.Type: GrantFiled: July 29, 1976Date of Patent: July 25, 1978Assignee: Union Carbide CorporationInventors: Oliver Wendell Smith, Robert Arthur Taller, Joseph Victor Koleske
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Patent number: 4101603Abstract: High solids coating compositions comprising a polycaprolactone derivative and a mixture of a methylolated melamine and a low molecular weight polyol; and, optionally, solvent and catalyst. The polycaprolactone derivative used in the coating compositions can be (A) a polycaprolactone polyol; or (B) the reaction product of a polycaprolactone polyol and an anhydride of a polycarboxylic acid; or (C) the reaction product of a polycaprolactone polyol, a polyisocyanate and an anhydride of a polycarboxylic acid; or (D) the reaction product of a polycaprolactone polyol, a diepoxide and an anhydride of a polycarboxylic acid; the polycaprolactone polyol referred to in the above four classes, Types A to D, has an average of at least two hydroxyl groups in the molecule, a hydroxyl number of from about 15 to about 600 and an average molecular weight of from about 290 to about 6,000. The carboxylic acid anhydride mentioned has at least one intramolecular carboxylic anhydride group.Type: GrantFiled: May 26, 1976Date of Patent: July 18, 1978Assignee: Union Carbide CorporationInventors: Oliver Wendell Smith, Joseph Victor Koleske
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Patent number: 4096125Abstract: Water insoluble adducts are produced comprising the reaction product of a polycaprolactone polyol and an anhydride of a polycarboxylic acid. The polycaprolactone polyol reacted with the anhydride of the polycarboxylic acid has an average of at least two hydroxyl groups in the molecule, a hydroxyl number of from about 15 to 600 and an average molecular weight of from about 290 to about 6,000. The carboxylic acid anhydride has at least one intramolecular carboxylic anhydride group. These water insoluble adducts on reaction with an inorganic or organic base produce water soluble, carboxyl modified oligomer addition reaction products which are eminently suitable for the production of aqueous coatings compositions. Exceptionally good coatings compositions are obtained when a crosslinker is present in the coating composition.Type: GrantFiled: May 26, 1976Date of Patent: June 20, 1978Assignee: Union Carbide CorporationInventors: Oliver Wendell Smith, Joseph Victor Koleske
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Patent number: 4086294Abstract: Water insoluble polycaprolactone-epoxide adducts are produced comprising the reaction product of a polycaprolactone polyol, a diepoxide and an anhydride of a polycarboxylic acid. The polycaprolactone polyol reacted with the diepoxide and the anhydride of the polycarboxylic acid has at least two hydroxyl groups in the molecule, a hydroxyl number of from about 15 to about 600 and an average molecular weight of from about 290 to about 6,000. The carboxylic acid anhydride has at least one intramolecular carboxylic anhydride group. These water insoluble polycaprolactone-epoxide adducts on reaction with an inorganic or organic base produce water soluble, carboxyl modifier polycarprolactone-epoxide oligomer addition reaction products which are eminently suitable for the production of aqueous coatings compositions. Exceptionally good coatings compositions are obtained when a crosslinker is present in the coating composition.Type: GrantFiled: May 26, 1976Date of Patent: April 25, 1978Assignee: Union Carbide CorporationInventors: Joseph Victor Koleske, Oliver Wendell Smith
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Patent number: 4086293Abstract: High solids compositions, useful as inks or coatings, comprising a mixture of a polycaprolactone derivative and a polyepoxide crosslinking agent. There can optionally be present an organic isocyanate, catalyst and solvent. The polycaprolactone derivative used in the composition is the reaction product, or adduct, of a polycaprolactone polyol and an intramolecular carboxylic acid anhydride; it is water insoluble.Type: GrantFiled: May 26, 1976Date of Patent: April 25, 1978Assignee: Union Carbide CorporationInventors: Oliver Wendell Smith, Joseph Victor Koleske
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Patent number: 4080318Abstract: Water insoluble urethane adducts are produced comprising the reaction product of a polycaprolactone polyol, a polyisocyanate and an anhydride of a polycarboxylic acid. The polycaprolactone polyol reacted with the polyisocyanate and the anhydride of the polycarboxylic acid has an average of at least two hydroxyl groups in the molecule, a hydroxyl number of from about 15 to about 600 and an average molecular weight of from about 290 to about 6,000. The carboxylic acid anhydride has at least one intramolecular carboxylic anhydride group. These water insoluble urethane adducts on reaction with an inorganic or organic base produce water soluble, carboxyl modified urethane oligomer addition reaction products which are eminently suitable for the production of aqueous coatings compositions. Exceptionally good coatings compositions are obtained when a crosslinker is present in the coating composition.Type: GrantFiled: May 26, 1976Date of Patent: March 21, 1978Assignee: Union Carbide CorporationInventors: Oliver Wendell Smith, Joseph Victor Koleske
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Patent number: 4076674Abstract: Latex compositions are obtained having improved properties comprising an acrylic latex and a water soluble, carboxyl modified oligomer as adduct reaction product. These adducts are produced by initially obtaining a water insoluble product which is (1) the reaction product of a polycaprolactone polyol and an anhydride of a polycarboxylic acid; or (2) the reaction product of a polycaprolactone polyol, a polyisocyanate and an anhydride of a polycarboxylic acid; or (3) the reaction product of a polycaprolactone polyol, a diepoxide and an anhydride of a polycarboxylic acid. In producing either of the above three types of adducts or products the polycaprolactone polyol used has an average of at least two hydroxyl groups in the molecule, a hydroxyl number of from about 15 to about 600 and an average molecular weight of from about 290 to about 6,000. The carboxylic acid anhydride has at least one intramolecular carboxylic anhydride group.Type: GrantFiled: May 26, 1976Date of Patent: February 28, 1978Assignee: Union Carbide CorporationInventors: Joseph Victor Koleske, Oliver Wendell Smith
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Patent number: 4016059Abstract: Compositions of amine derivatives of acrylated epoxidized soybean oil, which are the reaction products of an organic amine with the reaction product of epoxidized soybean oil with acrylic acid or methacrylic acid, and an acrylyl compound which are useful as coatings and inks are cured by radiation. The compositions can also contain photosensitizers and/or pigments.Type: GrantFiled: March 28, 1975Date of Patent: April 5, 1977Assignee: Union Carbide CorporationInventors: David John Trecker, George Wayne Borden, Oliver Wendell Smith
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Patent number: 4014956Abstract: Powder coating compositions of vinyl chloride polymers or blends thereof, which compositions have an average inherent viscosity of from about 0.2 to about 0.55 dl/gm, have been found that are useful for electrostatic spray coating to produce thin films.Type: GrantFiled: September 13, 1974Date of Patent: March 29, 1977Assignee: Union Carbide CorporationInventors: Oliver Wendell Smith, Joseph Victor Koleske, Julius John Brezinski
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Patent number: 4003868Abstract: Liquid ink or coating compositions that can be cured by thermal treatment or by a combination of ionizing or non-ionizing radiation and a thermal treatment are disclosed. The components are all essentially non-volatile during cure and the compositions have high viscosities making them eminently suitable for printing applications.Type: GrantFiled: April 25, 1975Date of Patent: January 18, 1977Assignee: Union Carbide CorporationInventors: Oliver Wendell Smith, Charles Hobert Carder, David John Trecker
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Patent number: 3979270Abstract: The amine derivatives of acrylated epoxidized soybean oil, which is the reaction product of epoxidized soybean oil with acrylic acid or methacrylic acid, are produced by the reaction of acrylated epoxidized soybean oil with an organic amine and cured by radiation. They are useful alone, or in conjunction with a photosensitizer, and/or a pigment as inks and coatings.Type: GrantFiled: March 28, 1975Date of Patent: September 7, 1976Assignee: Union Carbide CorporationInventors: David John Trecker, George Wayne Borden, Oliver Wendell Smith
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Patent number: 3943082Abstract: Powder coating compositions of copolymers of vinyl chloride and a glycidyl acrylyl compound containing a crosslinker for the oxirane groups of the acrylyl compound and the epoxy resin and a minor amount of a plasticizing epoxy resin have been produced having improved flow properties.Type: GrantFiled: December 4, 1974Date of Patent: March 9, 1976Assignee: Union Carbide CorporationInventors: Oliver Wendell Smith, Joseph Victor Koleske
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Patent number: 3931075Abstract: The amine derivatives of acrylated epoxidized soybean oil, which is the reaction product of epoxidized soybean oil with acrylic acid or methacrylic acid are produced by the reaction of acrylated epoxidized soybean oil with an organic amine. They are useful alone, or in conjunction with a photosensitizer, and/or a pigment as inks and coatings. The compositions can be cured by radiation.Type: GrantFiled: June 3, 1974Date of Patent: January 6, 1976Assignee: Union Carbide CorporationInventors: David John Trecker, George Wayne Borden, Oliver Wendell Smith
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Patent number: 3931071Abstract: Compositions of amine derivatives of acrylated epoxidized soybean oil, which are the reaction products of an organic amine with the reaction product of epoxidized soybean oil with acrylic acid or methacrylic acid, and an acrylyl compound are useful as coatings and inks; photosensitizers and/or pigments can optionally be present. The compositions can be cured by radiation.Type: GrantFiled: June 3, 1974Date of Patent: January 6, 1976Assignee: Union Carbide CorporationInventors: David John Trecker, George Wayne Borden, Oliver Wendell Smith
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Patent number: RE29131Abstract: Unsaturated acrylate-capped polycaprolactone polyol derivatives are produced having terminal acrylyl groups and at least one polycaprolactone polyol chain residue in the molecule. In one of its simplest forms the final product can be the reaction product of a polycaprolactone diol an organic isocyanate and hydroxyethyl acrylate. These novel derivatives can be used to produce novel coating compositions that are readily cured to solid protective films.Type: GrantFiled: June 24, 1976Date of Patent: February 1, 1977Assignee: Union Carbide CorporationInventors: Oliver Wendell Smith, James Edward Weigel, David John Trecker