Patents by Inventor Richard L. McConnell
Richard L. McConnell 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: 6582818Abstract: The invention relates to fibers, particularly binder fibers, made from polyesters and the polyesters themselves. The polyesters are the product of a reaction between a glycol component and a dicarboxylic acid component where the glycol component contains at least 50 mole % of a four carbon diol, such as 1,4-butanediol, or a six carbon diol, such as 1,6-hexanediol or a mixture of a four carbon and six carbon diol. Typically, the polyesters of the invention are semicrystalline and/or crystalline and have a specific melting point ranging from about 140 to about 185° C. The polyesters of the invention may be formed into a variety of products, especially binder fibers for nonwoven fabrics, textile/industrial yarns and fabrics, composites and other molded articles.Type: GrantFiled: October 23, 2002Date of Patent: June 24, 2003Assignee: Eastman Chemical CompanyInventors: William A. Haile, Leron R. Dean, Richard L. McConnell, Kishan C. Khemani
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Patent number: 6562938Abstract: This invention relates to binary blends of cellulose esters and aliphatic-aromatic copolyesters, cellulose esters and aliphatic polyesters as well as ternary blends of cellulose esters and/or aliphatic polyesters and/or aliphatic-aromatic copolyesters and/or polymeric compounds as well as fibers, nonwovens, molded objects, and films prepared therefrom.Type: GrantFiled: December 20, 2001Date of Patent: May 13, 2003Assignee: Eastman Chemical CompanyInventors: William A. Haile, Leron R. Dean, Richard L. McConnell, Mark E. Tincher, Alan W. White, Charles M. Buchanan
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Publication number: 20030055206Abstract: The invention relates to fibers, particularly binder fibers, made from polyesters and the polyesters themselves. The polyesters are the product of a reaction between a glycol component and a dicarboxylic acid component where the glycol component contains at least 50 mole % of a four carbon diol, such as 1,4-butanediol, or a six carbon diol, such as 1,6-hexanediol or a mixture of a four carbon and six carbon diol. Typically, the polyesters of the invention are semicrystalline and/or crystalline and have a specific melting point ranging from about 140 to about 185° C. The polyesters of the invention may be formed into a variety of products, especially binder fibers for nonwoven fabrics, textile/industrial yarns and fabrics, composites and other molded articles.Type: ApplicationFiled: October 23, 2002Publication date: March 20, 2003Applicant: Eastman Chemical CompanyInventors: William A. Haile, Leron R. Dean, Richard L. McConnell, Kishan C. Khemani
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Patent number: 6497950Abstract: The invention relates to fibers, particularly binder fibers, made from polyesters and the polyesters themselves. The polyesters are the product of a reaction between a glycol component and a dicarboxylic acid component where the glycol component contains at least 50 mole % of a four carbon diol, such as 1,4-butanediol, or a six carbon diol, such as 1,6-hexanediol or a mixture of a four carbon and six carbon diol. Typically, the polyesters of the invention are semicrystalline and/or crystalline and have a specific melting point ranging from about 140 to about 185° C. The polyesters of the invention may be formed into a variety of products, especially binder fibers for nonwoven fabrics, textile/industrial yarns and fabrics, composites and other molded articles.Type: GrantFiled: August 4, 2000Date of Patent: December 24, 2002Assignee: Eastman Chemical CompanyInventors: William A. Haile, Leron R. Dean, Richard L. McConnell, Kishan C. Khemani
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Patent number: 6495656Abstract: This invention relates to binary blends of cellulose esters and aliphatic-aromatic copolyesters, cellulose esters and aliphatic polyesters as well as ternary blends of cellulose esters and/or aliphatic polyesters and/or aliphatic-aromatic copolyesters and/or polymeric compounds as well as fibers, nonwovens, molded objects, and films prepared therefrom.Type: GrantFiled: May 12, 2000Date of Patent: December 17, 2002Assignee: Eastman Chemical CompanyInventors: William A. Haile, Leron R. Dean, Richard L. McConnell, Mark E. Tincher, Alan W. White, Charles M. Buchanan
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Publication number: 20020132960Abstract: This invention relates to binary blends of cellulose esters and aliphatic-aromatic copolyesters, cellulose esters and aliphatic polyesters as well as ternary blends of cellulose esters and/or aliphatic polyesters and/or aliphatic-aromatic copolyesters and/or polymeric compounds as well as fibers, nonwovens, molded objects, and films prepared therefrom.Type: ApplicationFiled: December 20, 2001Publication date: September 19, 2002Applicant: Eastman Chemical CompanyInventors: William A. Haile, Leron R. Dean, Richard L. McConnell, Mark E. Tincher, Alan W. White, Charles M. Buchanan
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Patent number: 6231976Abstract: The invention relates to fibers, particularly binder fibers, made from copolyesters and the copolyesters themselves. The copolyesters of the invention are generally formed from a glycol component containing 1,3- or 1,4-cyclohexanedimethanol and ethylene glycol and at least one dicarboxylic acid component. Such copolyesters may be formed into a variety of products, especially binder fibers for nonwoven fabrics, textile and industrial yarns, and composites.Type: GrantFiled: August 6, 1999Date of Patent: May 15, 2001Assignee: Eastman Chemical CompanyInventors: Leron R. Dean, William A. Haile, Richard L. McConnell
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Patent number: 6139954Abstract: The invention relates to amorphous and crystalline fibers, particularly binder fibers, made from polyesters and the polyesters themselves. The polyesters of the invention are generally formed from a glycol component, such as a five carbon glycol, and a dicarboxylic acid component. The polyesters may be formed into a variety of products, for example fibers, composites and other molded articles. Preferably the polyesters are binder fibers for nonwovens, textile and industrial yarns and fabrics.Type: GrantFiled: August 6, 1999Date of Patent: October 31, 2000Assignee: Eastman Chemical CompanyInventors: Leron R. Dean, William A. Haile, Richard L. McConnell
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Patent number: 6132868Abstract: The invention relates to fibers, particularly binder fibers, made from copolyesters and the copolyesters themselves. The copolyesters of the invention are generally formed from 1,3- or 1,4-cyclohexanedimethanol, ethylene glycol and isophthalic acid or esters thereof and at least one dicarboxylic acid selected from terephthalic acid, naphthalenedicarboxylic acid, 1,3- or 1,4-cyclohexanedicarboxylic acid or esters thereof. Such copolyesters may be formed into a variety of products, especially binder fibers for nonwoven fabrics, textile and industrial yarns, and composites.Type: GrantFiled: November 6, 1998Date of Patent: October 17, 2000Assignee: Eastman Chemical CompanyInventors: Leron R. Dean, William A. Haile, Richard L. McConnell
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Patent number: 5801206Abstract: Disclosed is a concentrate useful as an additive in a polyester composition comprising a polyolefin and a polyfunctional carboxylic acid or polyol branching agent. Also disclosed is a method of preparing a polyester composition having increased melt viscosity and melt strength, and improved impact strength which comprises the steps ofA) melt compounding a polyolefin and a polyfunctional carboxylic acid or polyol branching agent,B) dry blending the melt compounded mixture formed in A) with a polyester, andC) molding or extruding the dry blended mixture formed into B) to form an article.Type: GrantFiled: September 9, 1997Date of Patent: September 1, 1998Inventors: Kishan C. Khemani, James W. Mercer, Jr., Richard L. McConnell
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Patent number: 5736086Abstract: Disclosed is a process for forming a layered structure of metal sheet and polyester by heating the metal sheet, extrusion coating a thin layer of polyester on at least one side of the metal sheet, passing the coated sheet through nip rolls and optionally quenching the coated sheet to ensure the polyester coating(s) is in an amorphous state.Type: GrantFiled: March 29, 1996Date of Patent: April 7, 1998Assignee: Eastman Chemical CompanyInventors: Allan S. Jones, Richard L. McConnell, James W. Mercer, Jr.
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Patent number: 5654347Abstract: Disclosed is a concentrate useful as an additive in a polyester composition comprising a polyolefin and a polyfunctional carboxylic acid or polyol branching agent. Also disclosed is a method of preparing a polyester composition having increased melt viscosity and melt strength, and improved impact strength which comprises the steps ofA) melt compounding a polyolefin and a polyfunctional carboxylic acid or polyol branching agent,B) dry blending the melt compounded mixture formed in A) with a polyester, andC) molding or extruding the dry blended mixture formed into B) to form an article.Type: GrantFiled: June 23, 1995Date of Patent: August 5, 1997Assignee: Eastman Chemical CompanyInventors: Kishan C. Khemani, James W. Mercer, Jr., Richard L. McConnell
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Patent number: 5519066Abstract: Disclosed are branched polyester compositions having an I.V. of at least about 0.7 dl/g and a melt viscosity sufficiently high to permit foaming during extrusion or molding operations. These branched polyesters are readily foamable with a wide range of foaming agents to provide low density shaped articles, films, and sheets. The branched polyesters comprise about 80 to about 99.9 wt % of a polyester and about 0.1 to about 20 wt % of an ethylene copolymer containing repeat units of ethylene and of a monomer selected from the group comprising acrylic acid, methacrylic acid, alkyl acrylate, alkyl methacrylate and vinyl alcohol.Type: GrantFiled: August 7, 1995Date of Patent: May 21, 1996Assignee: Eastman Chemical CompanyInventors: Richard L. McConnell, Kishan C. Khemani
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Patent number: 5482977Abstract: Disclosed are branched polyester compositions having an I.V. of at least about 0.7 dl/g and a melt viscosity sufficiently high to permit foaming during extrusion or molding operations. These branched polyesters are readily foamable with a wide range of foaming agents to provide low density shaped articles, films, and sheets.The branched polyesters comprise about 80 to about 99.9 wt % of a polyester and about 0.1 to about 20 wt % of an ethylene copolymer containing repeat units of ethylene and of a monomer selected from the group comprising acrylic acid, methacrylic acid, alkyl acrylate, alkyl methacrylate and vinyl alcohol.Type: GrantFiled: May 8, 1995Date of Patent: January 9, 1996Assignee: Eastman Chemical CompanyInventors: Richard L. McConnell, Kishan C. Khemani
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Patent number: 5476999Abstract: According to the invention, there is provided an inbred corn line, designated PHR63. This invention thus relates to the plants and seeds of inbred corn line PHR63 and to methods for producing a corn plant produced by crossing the inbred line PHR63 with itself or with another corn plant. This invention further relates to hybrid corn seeds and plants produced by crossing the inbred line PHR63 with another corn line or plant and to crosses with related species.Type: GrantFiled: April 26, 1994Date of Patent: December 19, 1995Assignee: Pioneer Hi-Bred International, Inc.Inventors: Richard L. McConnell, Donald L. Morrow
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Patent number: 5399595Abstract: Disclosed are foamable copolyester compositions containing 0.5 to 5.0 mole percent of a dicarboxylic acid sulfomonomer which contains at least one metal sulfonate group attached to an aromatic nucleus. These copolyesters possess high melt viscosity and are readily foamable with a wide range of foaming agents to provide low density shaped articles, films, and sheets.Type: GrantFiled: August 22, 1994Date of Patent: March 21, 1995Assignee: Eastman Chemical CompanyInventors: Bobby J. Sublett, Richard L. McConnell
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Patent number: 5159132Abstract: According to the invention, there is provided an inbred corn line, designated PHR63. This invention thus relates to the plants and seeds of inbred corn line PHR63 and to methods for producing a corn plant produced by crossing the inbred line PHR63 with itself or with another corn plant. This invention further relates to hybrid corn seeds and plants produced by crossing the inbred line PHR63 with another corn line or plant and to crosses with related species.Type: GrantFiled: August 30, 1989Date of Patent: October 27, 1992Assignee: Pioneer Hi-Bred International, Inc.Inventors: Richard L. McConnell, Donald L. Morrow
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Patent number: 4727107Abstract: Disclosed are hot-melt adhesive compositions comprising discrete particles of polyester adhesives, discrete particles of polyester containing a halogenated organic compound and discrete particles containing an antimony compound. Also disclosed is a method of incorporating both a halogenated organic compound and an antimony compound into a polyester adhesive composition.Type: GrantFiled: April 29, 1985Date of Patent: February 23, 1988Assignee: Eastman Kodak CompanyInventors: Richard L. McConnell, Donald C. Davis, Frederick D. Petke, Max F. Meyer, Jr.
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Patent number: 4598142Abstract: Disclosed are copolyester adhesives containing small amounts of at least one difunctional sulfonate metal salt such as 5-sodiosulfoisophthalate. Such copolyesters permit a wider bonding temperature range with fabrics and provide increased bond strengths on metal substrates.Type: GrantFiled: April 29, 1985Date of Patent: July 1, 1986Assignee: Eastman Kodak CompanyInventors: Samuel D. Hilbert, Richard L. McConnell
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Patent number: 4576997Abstract: Disclosed are adhesive compositions of (a) certain low-melting crystalline copolyesters or amorphous copolyesters having high glass transition temperatures with (b) certain very low melting highly crystalline aliphatic polyesters.Type: GrantFiled: September 14, 1984Date of Patent: March 18, 1986Assignee: Eastman Kodak CompanyInventors: Jimmy R. Trotter, Richard L. McConnell