Patents by Inventor Sterling Bruce Brown
Sterling Bruce Brown 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: 7547749Abstract: In various embodiments the present invention comprises 2,4,6-trisubstituted-1,3,5-triazine capping agents comprising one, two, or three leaving groups as substituents with any remaining substituents being essentially inert to reaction with a nucleophilic group on a polymer or monomer, or reactive with a nucleophilic group on a polymer or monomer at a slower rate than any leaving group. The invention also comprises polymers or monomers with nucleophilic groups capped with a triazine moiety. Still other embodiments of the invention comprise processes for capping nucleophilic groups in a polymer or monomer which comprises combining and reacting the polymer or monomer with a triazine-comprising capping agent.Type: GrantFiled: June 21, 2007Date of Patent: June 16, 2009Assignee: SABIC Innovative Platics IP B.V.Inventors: Sterling Bruce Brown, Hans-Peter Brack, James Anthony Cella, Dennis Karlik
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Patent number: 7235611Abstract: In various embodiments the present invention comprises 2,4,6-trisubstituted-1,3,5-triazine capping agents comprising one, two, or three leaving groups as substituents with any remaining substituents being essentially inert to reaction with a nucleophilic group on a polymer or monomer, or reactive with a nucleophilic group on a polymer or monomer at a slower rate than any leaving group. The invention also comprises polymers or monomers with nucleophilic groups capped with a triazine moiety. Still other embodiments of the invention comprise processes for capping nucleophilic groups in a polymer or monomer which comprises combining and reacting the polymer or monomer with a triazine-comprising capping agent.Type: GrantFiled: September 26, 2003Date of Patent: June 26, 2007Assignee: General Electric CompanyInventors: Sterling Bruce Brown, Hans Peter Brack, James Anthony Cella, Dennis Karlik
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Patent number: 6753365Abstract: A composition useful in the manufacturing of plastic cookware includes a polyetherimide resin and an acidic additive selected from the group consisting of aliphatic carboxylic acids having a vapor pressure less than one atmosphere at 300° C., aromatic carboxylic acids having a vapor pressure less than one atmosphere at 300° C., and combinations comprising at least one of the foregoing acidic additives. In one embodiment, the composition further comprises an additional resin, such as a polyester resin. The acidic additive is effective in improving the mold release and increasing the melt flow of the composition. Articles including the composition and a method for preparing the composition are also described.Type: GrantFiled: February 19, 2002Date of Patent: June 22, 2004Assignee: General Electric CompanyInventors: Sterling Bruce Brown, Jennifer L. David, Robert Russell Gallucci, Yimin Jin, Martin J. Lindway
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Publication number: 20030216539Abstract: 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: ApplicationFiled: April 11, 2003Publication date: November 20, 2003Inventors: Tiberiu Mircea Siclovan, Jimmy Lynn Webb, Sterling Bruce Brown, Donald Joseph Buckley, James Edward Pickett, Joseph Anthony Suriano, Paul Dean Sybert, Daniel Joseph Brunelle, Margaret Louise Blohm, Hongyi Zhou, Georgia Dris Fishburn
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Publication number: 20030171469Abstract: A composition useful in the manufacturing of plastic cookware includes a polyetherimide resin and an acidic additive selected from the group consisting of aliphatic carboxylic acids having a vapor pressure less than one atmosphere at 300° C., aromatic carboxylic acids having a vapor pressure less than one atmosphere at 300° C., and combinations comprising at least one of the foregoing acidic additives. In one embodiment, the composition further comprises an additional resin, such as a polyester resin. The acidic additive is effective in improving the mold release and increasing the melt flow of the composition. Articles including the composition and a method for preparing the composition are also described.Type: ApplicationFiled: February 19, 2002Publication date: September 11, 2003Inventors: Sterling Bruce Brown, Jennifer L. David, Robert Russell Gallucci, Yimin Jin, Martin J. Lindway
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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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Publication number: 20030078347Abstract: In various embodiments the present invention comprises 2,4,6-trisubstituted-1,3,5-triazine capping agents comprising one, two, or three leaving groups as substituents with any remaining substituents being essentially inert to reaction with a nucleophilic group on a polymer or monomer, or reactive with a nucleophilic group on a polymer or monomer at a slower rate than any leaving group. The invention also comprises polymers or monomers with nucleophilic groups capped with a triazine moiety. Still other embodiments of the invention comprise processes for capping nucleophilic groups in a polymer or monomer which comprises combining and reacting the polymer or monomer with a triazine-comprising capping agent.Type: ApplicationFiled: August 28, 2001Publication date: April 24, 2003Applicant: General Electric CompanyInventors: Sterling Bruce Brown, Hans Peter Brack, James Anthony Cella, Dennis Karlik
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Publication number: 20030004268Abstract: A molding composition with improved impact strength and surface gloss is disclosed comprising: (a) at least one thermoplastic polyimide resin; (b) at least one second thermoplastic resin which is chemically distinct from any polyimide resin; and (c) a poly(diorganosiloxane), and optional additives such as pigments, fillers, lubricants, viscosity modifiers, heat stabilizers, flame retardants, and the like. In another embodiment a method of making a polyimide molding composition is disclosed, which comprises blending (a) at least one thermoplastic polyimide resin; (b) at least one second thermoplastic resin which is chemically distinct from any polyimide resin; and (c) a poly(diorganosiloxane). In another embodiment articles made from the molding compositions are disclosed.Type: ApplicationFiled: May 14, 2001Publication date: January 2, 2003Applicant: General Electric CompanyInventors: Uttandaraman Sundararaj, Navjot Singh, Sterling Bruce Brown, Robert R. Gallucci
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Patent number: 6465101Abstract: Multilayer plastic composite articles comprise at least one poly (alkylene naphthalate) surface layer which is adherent to at least one surface of a substrate which is formed of a thermoplastic resin. Decorative layers can be located between the substrate and the poly (alkylene naphthalate) surface layers.Type: GrantFiled: April 28, 1998Date of Patent: October 15, 2002Assignee: General Electric CompanyInventors: Amy Kathleen MacGregor, Donald George LeGrand, Sterling Bruce Brown, Kenneth Lee Lilly
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Patent number: 6362263Abstract: Impact modified, compatibilized poly(phenylene ether)-polyamide compositions containing either a polybutene or an organosiloxane mixture give molded parts with good surface appearance, improved flow at high shear rate, and improved low temperature impact strength in comparison to control blends without added organosiloxane mixture or polybutene.Type: GrantFiled: December 7, 1999Date of Patent: March 26, 2002Assignee: General Electric CompanyInventors: Sterling Bruce Brown, Norberto Silvi, Mark Howard Giammattei, Navjot Singh, Farid Fouad Khouri
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Patent number: 6303708Abstract: A composition is provided which comprises a functionalized poly(phenylene ether) resin, poly(arylene sulfide) resin, epoxy functional alpha-olefin elastomer, elastomeric block copolymer, and a metal salt. The composition is preferably prepared by premixing a poly(phenylene ether) resin with an organic acid and a vinyl aromatic-diene block copolymer to form a premix, and then compounding the premix with an epoxy functional alpha-olefin elastomer, a poly(arylene sulfide) resin and a metal salt of an organic acid. The composition has enhanced levels of mechanical properties such as impact strength, and is suitable for making molded articles such as vertical automotive body panels.Type: GrantFiled: March 17, 1995Date of Patent: October 16, 2001Assignee: General Electric CompanyInventors: Sterling Bruce Brown, Chorng-Fure Robin Hwang, Hiromi Ishida, James Joseph Scobbo, Jr., John Bennie Yates, III
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Patent number: 6166137Abstract: The present invention is directed to a unique poly(arylene ether)/polyetherimide composition having improved impact strength, as well as other improved mechanical and physical properties. This composition comprises: about 40 to about 90 pbw of a polyetherimide resin; about 8 to about 60 pbw of a functionalized poly(arylene ether) resin having a base titratable functionality level of at least 30 .mu.eq/g; and about 0.2 to about 35 pbw of a copolymer of an olefin and an epoxy-functionalized monomer; and may further include catalysts, gloss improvers, stabilizers, and other additives.Type: GrantFiled: December 10, 1998Date of Patent: December 26, 2000Assignee: General Electric CompanyInventors: Sterling Bruce Brown, Brenda A. Giles, Yimin Jin, Darryl Nazareth, Steven Thomas Rice, Robert Puyenbroek, Barbara J. McKinley
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Patent number: 6150473Abstract: The present invention is directed to a thermoplastic resin composition comprising one or more polyetherimide resins; one or more polyester resins; at least one epoxy compound having one or more epoxy functional groups per molecule in an amount effective to improve at least one of impact resistance, hydrolytic resistance, and tab-bending performance of a molded specimen of the composition; and optionally, at least one catalyst in an amount effective to improve at least one of impact resistance, hydrolytic resistance, and tab-bending performance of a molded specimen of the composition as compared to the same composition not containing the catalyst. It was unexpectedly found that the compositions exhibited enhanced heat, impact, hydrolytic resistance, and/or enhanced tab-bending performance over other compositions known in the art. In a preferred embodiment, the epoxy compound contains 3,4-epoxycyclohexylmethyl-3,4-epoxycyclohexanecarboxylate and the catalyst contains sodium stearate.Type: GrantFiled: December 14, 1998Date of Patent: November 21, 2000Assignee: General Electric CompanyInventors: Sterling Bruce Brown, Yimin Jin, James F. Kelley, Jun Liao, Michael Teruki Takemori, Raymond Lee Utley
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Patent number: 5939490Abstract: Compositions are provided for compatibilized blends comprising compatibilizing poly(phenylene ether) resins and epoxy-functional polyolefins that exhibit improved resistance to delamination while providing high impact strength and other improved physical properties. Articles made from the compositions are useful for automotive lighting and under hood components.Type: GrantFiled: June 12, 1997Date of Patent: August 17, 1999Assignee: General Electric CompanyInventors: Sterling Bruce Brown, John Robert Campbell, Chorng-Fure Robin Hwang, Steven Thomas Rice, Patric A. Rodgers, James Joseph Scobbo, Jr., John Bennie Yates
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Patent number: 5852085Abstract: Disclosed are transparent blends of a polyetherimide, at least one resin selected from the group consisting of polycarbonate resins, poly(ester-carbonate) resins, and polyarylate resins, and an effective amount of a catalyst to provide transparency to the blends. In addition to being transparent, the blends have good ductility as well as high flexural and tensile properties. The yellowness index of the compositions can be improved with the addition of a phosphite.Type: GrantFiled: December 31, 1996Date of Patent: December 22, 1998Assignee: General Electric CompanyInventors: Sterling Bruce Brown, Stephen Michael Copper, Brenda A. Giles
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Patent number: 5837758Abstract: Compositions are provided which comprise a poly(phenylene ether) resin, a poly(arylene sulfide) resin and an ortho ester compound. The compositions can further comprise compatibilizing agents and reinforcing fillers to provide compositions that exhibit low flash molding characteristics. Articles molded from these compositions are useful in the electrical connector industry.Type: GrantFiled: July 25, 1996Date of Patent: November 17, 1998Assignee: General Electric CompanyInventors: Sterling Bruce Brown, Chorng-Fure Robin Hwang, Steven Thomas Rice, James Joseph Scobbo, Jr., John Bennie Yates, III, Farid F. Khouri
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Patent number: 5723551Abstract: Compatibilized blends of poly(phenylene ether) resins and polyester resins are provided from nucleophile containing poly(phenylene ether) resins and polyester resins and compatibilizer compounds to afford articles having good impact, ductility and tensile properties. The compositions may further comprise impact modifiers, metal salts, reinforcing agents, flame retardants and flow promoters. Articles made from the compositions are useful for automotive components. Polymers chain extended with multifunctional orthoesters are claimed.Type: GrantFiled: January 4, 1996Date of Patent: March 3, 1998Assignee: General Electric CompanyInventors: Sterling Bruce Brown, Chorng-Fure Robin Hwang, Farid Fouad Khouri, Steven Thomas Rice, James Joseph Scobbo, Jr., John Bennie Yates
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Patent number: 5719236Abstract: Compatibilized blends of poly(phenylene ether) resins and polyester resins are provided from nucleophile containing poly(phenylene ether) resins and polyester resins and compatibilizer compounds to afford articles having good impact, ductility and tensile properties. The compositions may further comprise impact modifiers, metal salts, reinforcing agents, flame retardants and flow promoters. Articles made from the compositions are useful for automotive components.Type: GrantFiled: July 24, 1996Date of Patent: February 17, 1998Assignee: General Electric CompanyInventors: Sterling Bruce Brown, Chorng-Fure Robin Hwang, Farid Fouad Khouri, Steven Thomas Rice, James Joseph Scobbo, Jr., John Bennie Yates
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Patent number: 5698632Abstract: Compatibilized blends of poly(phenylene ether) resins and polyester resins are provided from nucleophile containing poly(phenylene ether) resins and polyester resins and compatibilizer compounds to afford articles having good impact, ductility and tensile properties. The compositions may further comprise impact modifiers, metal salts, reinforcing agents, flame retardants and flow promoters. Articles made from the compositions are useful for automotive components.Type: GrantFiled: January 4, 1996Date of Patent: December 16, 1997Assignee: General Electric CompanyInventors: Sterling Bruce Brown, Chorng-Fure Robin Hwang, Farid Fouad Khouri, Steven Thomas Rice, James Joseph Scobbo, Jr., John Bennie Yates
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Patent number: 5693742Abstract: A method for making polyarylene ethers comprises the step of melt polymerizing phenolic monomers in the presence of oxygen and oxidative coupling catalysts without employing environmentally unfriendly solvents.Type: GrantFiled: September 15, 1995Date of Patent: December 2, 1997Assignee: General Electric CompanyInventors: Dwain Montgomery White, Margaret Louise Blohm, David Winfield Woodruff, Sterling Bruce Brown