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).

  • Patent number: 6582818
    Abstract: 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: Grant
    Filed: October 23, 2002
    Date of Patent: June 24, 2003
    Assignee: Eastman Chemical Company
    Inventors: William A. Haile, Leron R. Dean, Richard L. McConnell, Kishan C. Khemani
  • Patent number: 6562938
    Abstract: 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: Grant
    Filed: December 20, 2001
    Date of Patent: May 13, 2003
    Assignee: Eastman Chemical Company
    Inventors: William A. Haile, Leron R. Dean, Richard L. McConnell, Mark E. Tincher, Alan W. White, Charles M. Buchanan
  • Publication number: 20030055206
    Abstract: 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: Application
    Filed: October 23, 2002
    Publication date: March 20, 2003
    Applicant: Eastman Chemical Company
    Inventors: William A. Haile, Leron R. Dean, Richard L. McConnell, Kishan C. Khemani
  • Patent number: 6497950
    Abstract: 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: Grant
    Filed: August 4, 2000
    Date of Patent: December 24, 2002
    Assignee: Eastman Chemical Company
    Inventors: William A. Haile, Leron R. Dean, Richard L. McConnell, Kishan C. Khemani
  • Patent number: 6495656
    Abstract: 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: Grant
    Filed: May 12, 2000
    Date of Patent: December 17, 2002
    Assignee: Eastman Chemical Company
    Inventors: William A. Haile, Leron R. Dean, Richard L. McConnell, Mark E. Tincher, Alan W. White, Charles M. Buchanan
  • Publication number: 20020132960
    Abstract: 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: Application
    Filed: December 20, 2001
    Publication date: September 19, 2002
    Applicant: Eastman Chemical Company
    Inventors: William A. Haile, Leron R. Dean, Richard L. McConnell, Mark E. Tincher, Alan W. White, Charles M. Buchanan
  • Patent number: 6231976
    Abstract: 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: Grant
    Filed: August 6, 1999
    Date of Patent: May 15, 2001
    Assignee: Eastman Chemical Company
    Inventors: Leron R. Dean, William A. Haile, Richard L. McConnell
  • Patent number: 6139954
    Abstract: 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: Grant
    Filed: August 6, 1999
    Date of Patent: October 31, 2000
    Assignee: Eastman Chemical Company
    Inventors: Leron R. Dean, William A. Haile, Richard L. McConnell
  • Patent number: 6132868
    Abstract: 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: Grant
    Filed: November 6, 1998
    Date of Patent: October 17, 2000
    Assignee: Eastman Chemical Company
    Inventors: Leron R. Dean, William A. Haile, Richard L. McConnell
  • Patent number: 5801206
    Abstract: 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: Grant
    Filed: September 9, 1997
    Date of Patent: September 1, 1998
    Inventors: Kishan C. Khemani, James W. Mercer, Jr., Richard L. McConnell
  • Patent number: 5736086
    Abstract: 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: Grant
    Filed: March 29, 1996
    Date of Patent: April 7, 1998
    Assignee: Eastman Chemical Company
    Inventors: Allan S. Jones, Richard L. McConnell, James W. Mercer, Jr.
  • Patent number: 5654347
    Abstract: 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: Grant
    Filed: June 23, 1995
    Date of Patent: August 5, 1997
    Assignee: Eastman Chemical Company
    Inventors: Kishan C. Khemani, James W. Mercer, Jr., Richard L. McConnell
  • Patent number: 5519066
    Abstract: 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: Grant
    Filed: August 7, 1995
    Date of Patent: May 21, 1996
    Assignee: Eastman Chemical Company
    Inventors: Richard L. McConnell, Kishan C. Khemani
  • Patent number: 5482977
    Abstract: 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: Grant
    Filed: May 8, 1995
    Date of Patent: January 9, 1996
    Assignee: Eastman Chemical Company
    Inventors: Richard L. McConnell, Kishan C. Khemani
  • Patent number: 5476999
    Abstract: 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: Grant
    Filed: April 26, 1994
    Date of Patent: December 19, 1995
    Assignee: Pioneer Hi-Bred International, Inc.
    Inventors: Richard L. McConnell, Donald L. Morrow
  • Patent number: 5399595
    Abstract: 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: Grant
    Filed: August 22, 1994
    Date of Patent: March 21, 1995
    Assignee: Eastman Chemical Company
    Inventors: Bobby J. Sublett, Richard L. McConnell
  • Patent number: 5159132
    Abstract: 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: Grant
    Filed: August 30, 1989
    Date of Patent: October 27, 1992
    Assignee: Pioneer Hi-Bred International, Inc.
    Inventors: Richard L. McConnell, Donald L. Morrow
  • Patent number: 4727107
    Abstract: 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: Grant
    Filed: April 29, 1985
    Date of Patent: February 23, 1988
    Assignee: Eastman Kodak Company
    Inventors: Richard L. McConnell, Donald C. Davis, Frederick D. Petke, Max F. Meyer, Jr.
  • Patent number: 4598142
    Abstract: 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: Grant
    Filed: April 29, 1985
    Date of Patent: July 1, 1986
    Assignee: Eastman Kodak Company
    Inventors: Samuel D. Hilbert, Richard L. McConnell
  • Patent number: 4576997
    Abstract: 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: Grant
    Filed: September 14, 1984
    Date of Patent: March 18, 1986
    Assignee: Eastman Kodak Company
    Inventors: Jimmy R. Trotter, Richard L. McConnell