Patents by Inventor Eric Dumain

Eric Dumain 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: 8034522
    Abstract: Provided herein are polyester toner resins that may reduce or eliminate the use of Bis A, a common polyester toner resin material that may pose environmental and/or toxicity risks. In addition, the polyester toner resins according to some embodiments of the present invention may have desirable toner resin properties, such as hot offset resistance.
    Type: Grant
    Filed: November 8, 2007
    Date of Patent: October 11, 2011
    Assignee: Reichhold, Inc.
    Inventors: Yongning Liu, Alan Toman, Eric Dumain
  • Patent number: 8034528
    Abstract: Provided according to some embodiments of the present invention are hybrid chemically-produced toners produced by a method including forming a resin component including a) at least one of a water reducible acrylic resin and a water dispersible polyester resin; and b) an epoxy; subjecting the resin component to conditions sufficient to form a hybrid resin component; and dispersing the hybrid resin component into water.
    Type: Grant
    Filed: November 9, 2007
    Date of Patent: October 11, 2011
    Assignee: Reichhold, Inc.
    Inventors: Yongning Liu, Eric Dumain
  • Publication number: 20080188588
    Abstract: Provided according to some embodiments of the invention are traffic paint compositions that include a) a high-solids aqueous emulsion of an alkyd resin derived from a natural oil and a surfactant system including a nonionic surfactant and an anionic surfactant; and b) a pigment. Traffic paint compositions according to embodiments of the invention may meet the federal standards for traffic paint as set forth in Federal Specification TT-P-1952B. Methods of applying a traffic paint composition according to an embodiment of the invention are also provided.
    Type: Application
    Filed: December 13, 2007
    Publication date: August 7, 2008
    Inventors: Carl J. Sullivan, Eric Dumain
  • Publication number: 20080124644
    Abstract: Provided herein are polyester toner resins that may reduce or eliminate the use of Bis A, a common polyester toner resin material that may pose environmental and/or toxicity risks. In addition, the polyester toner resins according to some embodiments of the present invention may have desirable toner resin properties, such as hot offset resistance.
    Type: Application
    Filed: November 8, 2007
    Publication date: May 29, 2008
    Inventors: Yongning Liu, Alan Toman, Eric Dumain
  • Publication number: 20080118857
    Abstract: Provided according to some embodiments of the present invention are hybrid chemically-produced toners produced by a method including forming a resin component including a) at least one of a water reducible acrylic resin and a water dispersible polyester resin; and b) an epoxy; subjecting the resin component to conditions sufficient to form a hybrid resin component; and dispersing the hybrid resin component into water.
    Type: Application
    Filed: November 9, 2007
    Publication date: May 22, 2008
    Inventors: Yongning Liu, Eric Dumain
  • Publication number: 20060182975
    Abstract: The present invention provides a thermoset polymer substrate having applied thereto an ionizable compound and an electrostatic powder coating. In an embodiment, the present invention provides a thermoset polymer substrate having an image on at least one surface thereof, said substrate having applied thereto an ionizable compound, an electrostatic powder coating, and a carrier for transferring the image thereon. Methods of providing a powder coating composition on a substrate, and methods of providing an image on at least one surface of the substrate are also presented.
    Type: Application
    Filed: November 18, 2005
    Publication date: August 17, 2006
    Inventors: Allen Burbank, Kenneth Lipovsky, Eric Dumain
  • Patent number: 6472071
    Abstract: The present invention provides a low gloss powder coating composition comprising a polyester having hydroxyl and carboxyl groups and glycidyl-containing acrylic copolymer, the copolymer having a Tg less than about 55° C. and a number average molecular weight greater than about 8000.
    Type: Grant
    Filed: July 16, 2001
    Date of Patent: October 29, 2002
    Assignee: Reichhold, Inc.
    Inventors: Eric Dumain, Alan Toman, Goro Iwamura
  • Publication number: 20020065369
    Abstract: The present invention provides a low gloss powder coating composition comprising a glycidyl-containing acrylic polymer, a first acid functional crosslinking agent comprising a copolymer of an ethylenically unsaturated compound and an anhydride of a dicarboxylic acid and a second acid functional crosslinking agent comprising a dicarboxylic acid having 4 to 20 carbons.
    Type: Application
    Filed: October 22, 2001
    Publication date: May 30, 2002
    Inventor: Eric Dumain
  • Publication number: 20020001677
    Abstract: The present invention provides a low gloss powder coating composition comprising a polyester having hydroxyl and carboxyl groups and glycidyl-containing acrylic copolymer, the copolymer having a Tg less than about 55° C. and a number average molecular weight greater than about 8000.
    Type: Application
    Filed: July 16, 2001
    Publication date: January 3, 2002
    Inventors: Eric Dumain, Alan Toman, Goro Iwamura
  • Patent number: 6310139
    Abstract: The present invention provides a low gloss powder coating composition comprising a polyester having hydroxyl and carboxyl groups and glycidyl-containing acrylic copolymer, the copolymer having a Tg less than about 55° C. and a number average molecular weight greater than about 8000.
    Type: Grant
    Filed: August 31, 1999
    Date of Patent: October 30, 2001
    Assignee: Reichhold, Inc.
    Inventors: Eric Dumain, Alan Toman, Goro Iwamura
  • Patent number: 6093774
    Abstract: The present invention provides a low gloss powder coating composition comprising a glycidyl-containing acrylic polymer, a first acid functional crosslinking agent comprising a copolymer of an ethylenically unsaturated compound and an anhydride of a dicarboxylic acid and a second acid functional crosslinking agent comprising a dicarboxylic acid having 4 to 20 carbons.
    Type: Grant
    Filed: September 26, 1997
    Date of Patent: July 25, 2000
    Assignee: Reichhold Chemicals, Inc.
    Inventor: Eric Dumain