Patents by Inventor James Edward Pickett
James Edward Pickett 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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Publication number: 20030207096Abstract: Substantially solvent-free multilayer articles characterized by excellent color retention and gloss retention, solvent resistance and recyclability comprise a substrate layer which may be at least one of polycarbonates, polyesters and ABS and ASA copolymers, and a resinous coating layer which contains resorcinol or alkylresorcinol isophthalate/terephthalate ester units. An intermediate layer may also be present.Type: ApplicationFiled: April 8, 2003Publication date: November 6, 2003Inventors: James Edward Pickett, Randall Lee Carter, Jimmy Lynn Webb, Daniel Robert Olson, Frank Axel Hoefflin, Hua Wang
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Publication number: 20030180542Abstract: The present invention provides compositions comprising (a) a thermally stable polymer comprising resorcinol arylate polyester chain members substantially free of anhydride linkages linking at least two mers of the polymer chain, and (b) at least one auxiliary stabilizer additive selected from the group consisting of 2,2′-(1,4-phenylene)bis(4H-3,1-benzoxazin-4-one) and 1,3-bis[(2-cyano-3,3-diphenylacryloyl)oxy]-2,2-bis[[(2-cyano-3,3-diphenylacryloyl)oxy]methyl]propane. Both multilayer and unitary articles comprising the composition are also provided.Type: ApplicationFiled: December 5, 2002Publication date: September 25, 2003Inventors: James Edward Pickett, Joseph Anthony Suriano, Steven Thomas Rice, Xiangyang Li, Paul Dean Sybert
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Patent number: 6610409Abstract: Multilayer articles are disclosed which comprise: a substrate layer comprising at least one thermoplastic polymer, thermoset polymer, cellulosic material, glass, or metal, and at least one coating layer thereon, said coating layer comprising at least one stabilizer additive and a thermally stable polymer comprising resorcinol arylate polyester chain members substantially free of anhydride linkages linking at least two mers of the polymer chain, prepared by an interfacial method comprising the steps of: (a) combining at least one resorcinol moiety and at least one catalyst in a mixture of water and at least one organic solvent substantially immiscible with water; and (b) adding to the mixture from (a) at least one dicarboxylic acid dichloride while maintaining the pH between 3 and 8.5 through the presence of an acid acceptor, wherein the total molar amount of acid chloride groups is stoichiometrically deficient relative to the total molar amount of phenolic groups.Type: GrantFiled: July 18, 2001Date of Patent: August 26, 2003Assignee: General Electric CompanyInventors: James Edward Pickett, Joseph Anthony Suriano, Steven Thomas Rice, Xiangyang Li
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Patent number: 6607814Abstract: Substantially solvent-free multilayer articles characterized by excellent color retention and gloss retention, solvent resistance and recyclability comprise a substrate layer comprising a first material selected from the group consisting of a metal, ceramic, glass, a cellulosic material, a thermoset resin, and a thermoplastic resin, and a resinous coating layer which comprises at least one auxiliary color stabilizer additive and an arylate polymer comprising ester structural units derived from a resorcinol or alkylresorcinol isophthalate-terephthalate. An intermediate layer may also be present.Type: GrantFiled: July 18, 2001Date of Patent: August 19, 2003Assignee: General Electric CompanyInventors: James Edward Pickett, Joseph Anthony Suriano, Steven Thomas Rice, Xiangyang Li
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Patent number: 6572956Abstract: Substantially solvent-free multilayer articles characterized by excellent color retention and gloss retention, solvent resistance and recyclability comprise a substrate layer comprising a first material selected from the group consisting of a metal, ceramic, glass, a cellulosic material, a thermoset resin, and a thermoplastic resin, and a resinous coating layer which comprises resorcinol or alkylresorcinol isophthalate/terephthalate ester units. An intermediate layer may also be present.Type: GrantFiled: August 5, 1999Date of Patent: June 3, 2003Assignee: General Electric CompanyInventors: James Edward Pickett, Randall Lee Carter, Jimmy Lynn Webb, Daniel Robert Olson, Frank Axel Hoefflin, Hua Wang
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Publication number: 20030095258Abstract: Predicting material color shifts due to weathering. A color formulation tool determines the concentration of colorants from a color standard. The color formulation tool obtains weathered optical parameters for the color standard from a color database and predicts the color of the color standard from the colorant concentrations and weathered optical parameters.Type: ApplicationFiled: November 19, 2001Publication date: May 22, 2003Applicant: General Electric CompanyInventors: John Frederick Graf, James Edward Pickett, Alexander Isaakovich Shakhnovich, James Paul Barren
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Patent number: 6559270Abstract: Block copolyestercarbonates may be prepared by first conducting a reaction between at least one of resorcinol or an alkyl- or haloresorcinol and at least one aromatic dicarboxylic acid dichloride, preferably isophthaloyl dichloride, terephthaloyl dichloride or a mixture thereof, to produce a hydroxy-terminated polyester intermediate, and then conducting a reaction of the intermediate with a carbonate precursor, preferably in the presence of a dihydroxy compound such as bisphenol A. The products have excellent physical properties, including a high degree of weatherability. They may be blended with other polymers such as polycarbonates, poly(alkylene carboxylates), polyarylates, polyetherimides, and addition polymers to improve the weatherability thereof.Type: GrantFiled: October 12, 1999Date of Patent: May 6, 2003Assignee: General Electric CompanyInventors: Tiberiu Mircea Siclovan, Jimmy Lynn Webb, Sterling Bruce Brown, Donald Joseph Buckley, Jr., James Edward Pickett, Joseph Anthony Suriano, Paul Dean Sybert, Daniel Joseph Brunelle, Margaret Louise Blohm, Hongyi Zhou, Georgia Dris Fishburn
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Patent number: 6552787Abstract: This invention provides a method for the rapid determination of the light-induced degradation of polymeric materials and coatings. In a preferred embodiment of this method, samples are exposed to UV light and fluorescence emission spectral data are collected and fluorescence properties such as wavelength, intensity, lifetime, and polarization are monitored for changes, which in turn are an indication of the weatherability of a given sample.Type: GrantFiled: September 29, 2000Date of Patent: April 22, 2003Assignee: General Electric CompanyInventors: Radislav Alexandrovich Potyrailo, James Edward Pickett
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Publication number: 20030072945Abstract: Multilayer articles are disclosed which comprise: a substrate layer comprising at least one thermoplastic polymer, thermoset polymer, cellulosic material, glass, or metal, and at least one coating layer thereon, said coating layer comprising at least one stabilizer additive and a thermally stable polymer comprising resorcinol arylate polyester chain members substantially free of anhydride linkages linking at least two mers of the polymer chain, prepared by an interfacial method comprising the steps of: (a) combining at least one resorcinol moiety and at least one catalyst in a mixture of water and at least one organic solvent substantially immiscible with water; and (b) adding to the mixture from (a) at least one dicarboxylic acid dichloride while maintaining the pH between 3 and 8.5 through the presence of an acid acceptor, wherein the total molar amount of acid chloride groups is stoichiometrically deficient relative to the total molar amount of phenolic groups.Type: ApplicationFiled: July 18, 2001Publication date: April 17, 2003Applicant: General Electric CompanyInventors: James Edward Pickett, Joseph Anthony Suriano, Steven Thomas Rice, Xiangyang Li
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Publication number: 20020197732Abstract: A method and apparatus for detecting chemiluminescence from polymer samples at various temperatures are described. The method enables rapid parallel determination of the heat-stability, light-stability, and oxidative stability of polymer samples as a function of their composition. The method is particularly useful for determining the stability of polymer compositions forming combinatorial libraries.Type: ApplicationFiled: June 20, 2001Publication date: December 26, 2002Inventors: James Claude Carnahan, James Edward Pickett
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Publication number: 20020161164Abstract: In one embodiment the present invention is a polycarbonate comprising structural units derived from at least one dihydric phenol, a carbonate precursor, and at least one member selected from the group consisting of an oxanilide-comprising compound, an oxamate-comprising compound, and mixtures thereof. In another embodiment the present invention is a method for making a polycarbonate comprising structural units derived from at least one dihydric phenol and at least one member selected from the group consisting of an oxanilide-comprising compound, an oxamate-comprising compound, and mixtures thereof, which comprises the step of contacting under reactive conditions at least one dihydric phenol, a carbonate precursor, and at least one member selected from the group consisting of an oxanilide-comprising compound, an oxamate-comprising compound, and mixtures thereof. In still another embodiment the present invention is an article comprising a polycarbonate comprising oxanilide structural units.Type: ApplicationFiled: April 25, 2001Publication date: October 31, 2002Applicant: General Electric CompanyInventors: Tiberiu Mircea Siclovan, Daniel Joseph Brunelle, James Edward Pickett, Joseph Anthony Suriano
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Patent number: 6462168Abstract: In one embodiment the present invention is a polycarbonate comprising structural units derived from at least one dihydric phenol, a carbonate precursor, and at least one member selected from the group consisting of an oxanilide-comprising compound, an oxamate-comprising compound, and mixtures thereof. In another embodiment the present invention is a method for making a polycarbonate comprising structural units derived from at least one dihydric phenol and at least one member selected from the group consisting of an oxanilide-comprising compound, an oxamate-comprising compound, and mixtures thereof, which comprises the step of contacting under reactive conditions at least one dihydric phenol, a carbonate precursor, and at least one member selected from the group consisting of an oxanilide-comprising compound, an oxamate-comprising compound, and mixtures thereof. In still another embodiment the present invention is an article comprising a polycarbonate comprising oxanilide structural units.Type: GrantFiled: April 25, 2001Date of Patent: October 8, 2002Assignee: General Electric CompanyInventors: Tiberiu Mircea Siclovan, Daniel Joseph Brunelle, James Edward Pickett, Joseph Anthony Suriano
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Patent number: 6395922Abstract: A method for preparing novel dibenzoylresorcinol-based compounds is disclosed, wherein the dibenzoylresorcinol is bonded to a substituted or unsubstituted aryl group which does not include a pendent hydroxyl group. The groups attached to the dibenzoylresorcinol may contain a wide variety of functional sites which permit further reaction, e.g., copolymerization. The described compounds are very useful as UV light absorbers and may be used to form improved coating compositions which usually include a transparent, polymeric matrix material. The coating compositions may be applied to various substrates, e.g., thermoplastics, to afford a selection of enhanced properties, such as UV light resistance and abrasion resistance.Type: GrantFiled: June 16, 2000Date of Patent: May 28, 2002Assignee: General Electric CompanyInventor: James Edward Pickett
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Patent number: 6350521Abstract: Thermoplastic substrates subject to color instability and loss of physical properties resulting from exposure to ultraviolet radiation, such as polycarbonate, are coated with a protective coating comprising at least one thermoplastic acrylic polymer such as poly(methyl methacrylate) in combination with two ultraviolet absorbing compounds: a substituted resorcinol such as 4,6-dibenzoylresorcinol and a silylated substituted resorcinol such as 2-(3-triethoxysilylpropyl)-4,6-dibenzoylresorcinol. The silylated substituted resorcinol is used in a minor proportion effective to improve solubility and compatibility of the substituted resorcinol.Type: GrantFiled: December 22, 1999Date of Patent: February 26, 2002Assignee: General Electric CompanyInventors: Mao Chen, James Edward Pickett, Karen Kueck Webb, Gregory Ronald Gillette
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Publication number: 20010055671Abstract: Substantially solvent-free multilayer articles characterized by excellent color retention and gloss retention, solvent resistance and recyclability comprise a substrate layer comprising a first material selected from the group consisting of a metal, ceramic, glass, a celluosic material, a thermoset resin, and a thermoplastic resin, and a resinous coating layer which comprises at least one auxiliary color stabilizer additive and an arylate polymer comprising ester structural units derived from a resorcinol or alkylresorcinol isophthalate-terephthalate. An intermediate layer may also be present.Type: ApplicationFiled: July 18, 2001Publication date: December 27, 2001Applicant: General Electric CompanyInventors: James Edward Pickett, Joseph Anthony Suriano, Steven Thomas Rice, Xiangyang Li
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Patent number: 6306507Abstract: Thermally stable polymers comprising resorcinol arylate chain members are prepared using an interfacial method comprising the steps of: (a) combining at least one resorcinol moiety and at least one catalyst in a mixture of water and at least one organic solvent substantially immiscible with water; and (b) adding to the mixture from (a) at least one dicarboxylic acid dichloride while maintaining the pH between 3 and 8.5 through the presence of an acid acceptor, wherein the total molar amount of acid chloride groups is stoichiometrically deficient relative to the total molar amount of phenolic groups.Type: GrantFiled: August 5, 1999Date of Patent: October 23, 2001Assignee: General Electric CompanyInventors: Daniel Joseph Brunelle, Joseph Anthony Suriano, Tiberiu Mircea Siclovan, James Edward Pickett
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Patent number: 6294647Abstract: Thermally stable polymers comprising resorcinol arylate chain members are prepared using an interfacial method comprising the steps of: (a) combining at least one resorcinol moiety and at least one catalyst in a mixture of water and at least one organic solvent substantially immiscible with water; and (b) adding to the mixture from (a) at least one dicarboxylic acid dichloride while maintaining the pH between 3 and 8.5 through the presence of an acid acceptor, wherein the total molar amount of acid chloride groups is stoichiometrically deficient relative to the total molar amount of phenolic groups.Type: GrantFiled: September 6, 2000Date of Patent: September 25, 2001Assignee: General Electric CompanyInventors: Daniel Joseph Brunelle, Joseph Anthony Suriano, Taeseok Jang, Tiberiu Mircea Siclovan, James Edward Pickett, Gregory Allen O'Neil
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Patent number: 6291589Abstract: Thermally stable polymers comprising resorcinol arylate chain members are prepared using an interfacial method comprising the steps of: (a) combining at least one resorcinol moiety and at least one catalyst in a mixture of water and at least one organic solvent substantially immiscible with water; and (b) adding to the mixture from (a) at least one dicarboxylic acid dichloride while maintaining the pH between 3 and 8.5 through the presence of an acid acceptor, wherein the total molar amount of acid chloride groups is stoichiometrically deficient relative to the total molar amount of phenolic groups.Type: GrantFiled: September 6, 2000Date of Patent: September 18, 2001Assignee: General Electric CompanyInventors: Daniel Joseph Brunelle, Joseph Anthony Suriano, Taeseok Jang, Tiberiu Mircea Siclovan, James Edward Pickett, Gregory Allen O'Neil
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Patent number: 6265522Abstract: Thermally stable polymers comprising resorcinol arylate chain members are prepared using an interfacial method comprising the steps of: (a) combining at least one resorcinol moiety and at least one catalyst in a mixture of water and at least one organic solvent substantially immiscible with water; and (b) adding to the mixture from (a) at least one dicarboxylic acid dichloride while maintaining the pH between 3 and 8.5 through the presence of an acid acceptor, wherein the total molar amount of acid chloride groups is stoichiometrically deficient relative to the total molar amount of phenolic groups.Type: GrantFiled: September 6, 2000Date of Patent: July 24, 2001Assignee: General Electric CompanyInventors: Daniel Joseph Brunelle, Joseph Anthony Suriano, Taeseok Jang, Tiberiu Mircea Siclovan, James Edward Pickett, Gregory Allen O'Neil
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Patent number: 6143839Abstract: Weatherability of polycarbonates, or of blends of polycarbonates with other polymers such as polyesters, is improved by incorporating therein a thermoplastic arylate polymer comprising units derived from a resorcinol or alkylresorcinol isophthalate-terephthalate. These units may be combined with units derived from a resorcinol or alkylresorcinol ester of a C.sub.4-12 aliphatic, alicyclic or mixed aliphatic-alicyclic dicarboxylic acid, such as sebacic acid.Type: GrantFiled: September 14, 1998Date of Patent: November 7, 2000Assignee: General Electric CompanyInventors: Jimmy Lynn Webb, Randall Lee Carter, Tiberiu Mircea Siclovan, James Edward Pickett