Patents by Inventor Patrick A. C. Gane

Patrick A. C. Gane 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: 9212283
    Abstract: The present invention relates to a process for preparing a surface treated mineral filler product, and to its preferred use in the field of plastic applications, and in particular polypropylene (PP)- or polyethylene (PE)-based breathable or extrusion coating film applications.
    Type: Grant
    Filed: January 29, 2015
    Date of Patent: December 15, 2015
    Assignee: Omya International AG
    Inventors: Matthias Buri, Patrick A. C. Gane, Samuel Rentsch, René Burkhalter
  • Patent number: 9175442
    Abstract: The present invention relates to a process for manufacturing coated substrates by providing a substrate, providing at least one mineral material, providing a polysaccharide material comprising one or more polysaccharides, coating the substrate with the at least one mineral material, and coating the resulting pre-coat layer of mineral material with the gel comprising one or more polysaccharides, as well as the coated substrate obtained by this process and its use.
    Type: Grant
    Filed: May 21, 2012
    Date of Patent: November 3, 2015
    Assignee: Omya International
    Inventors: Patrick A. C. Gane, Catherine Jean Ridgway, Michel Schenker
  • Patent number: 9139735
    Abstract: The present invention relates to a process for preparing a surface treated mineral filler product, and to its preferred use in the field of plastic applications, and in particular polypropylene (PP)- or polyethylene (PE)-based breathable or extrusion coating film applications.
    Type: Grant
    Filed: January 30, 2015
    Date of Patent: September 22, 2015
    Assignee: Omya International AG
    Inventors: Matthias Buri, Patrick A. C. Gane, Samuel Rentsch, René Burkhalter
  • Patent number: 9139734
    Abstract: The present invention relates to a process for preparing a surface treated mineral filler product, and to its preferred use in the field of plastic applications, and in particular polypropylene (PP)-or polyethylene (PE)-based breathable or extrusion coating film applications.
    Type: Grant
    Filed: May 24, 2011
    Date of Patent: September 22, 2015
    Assignee: Omya International AG
    Inventors: Matthias Buri, Patrick A. C. Gane, Samuel Rentsch, René Burkhalter
  • Patent number: 9105372
    Abstract: The present invention concerns an anti-deposit additive and a deposit and/or corrosion reducing aqueous slurry containing a calcium carbonate containing material. In particular, the present invention is directed to the use of at least one anionically charged comb polymer as an anti-deposit agent in an aqueous slurry comprising a calcium carbonate containing material.
    Type: Grant
    Filed: November 6, 2012
    Date of Patent: August 11, 2015
    Assignee: Omya International AG
    Inventors: Patrick A. C. Gane, Samuel Rentsch, Matthias Burl
  • Patent number: 9029448
    Abstract: The invention relates to the preparation of an aqueous suspension of mineral matter by dispersion and/or grinding in the presence of at least one amine and one vinyl-carboxylic polymer, with the amine allowing to reduce the amount of the polymer and the use of the resulting suspension.
    Type: Grant
    Filed: November 17, 2011
    Date of Patent: May 12, 2015
    Assignee: Omya International AG
    Inventors: Patrick A. C. Gane, Matthias Buri, Samuel Rentsch
  • Patent number: 9017518
    Abstract: The present invention relates to a process for the production of a surface-treated calcium carbonate, the use of this surface-treated calcium carbonate in a process for the control of organic material in an aqueous medium, as well as to a composite of surface-treated calcium carbonate and organic material, such as a composite of surface-treated calcium carbonate and to the use of such a composite.
    Type: Grant
    Filed: May 22, 2014
    Date of Patent: April 28, 2015
    Assignee: Omya International AG
    Inventors: Matthias Buri, Samuel Rentsch, Patrick A. C. Gane, Daniel Gantenbein, Joachim Schölkopf
  • Patent number: 9017519
    Abstract: The present invention relates to a process for the production of a surface-treated calcium carbonate, the use of this surface-treated calcium carbonate in a process for the control of organic material in an aqueous medium, as well as to a composite of surface-treated calcium carbonate and organic material, such as a composite of surface-treated calcium carbonate and to the use of such a composite.
    Type: Grant
    Filed: May 22, 2014
    Date of Patent: April 28, 2015
    Assignee: Omya International AG
    Inventors: Matthias Buri, Samuel Rentsch, Patrick A. C. Gane, Daniel Gantenbein, Joachim Schölkopf
  • Patent number: 9012554
    Abstract: The present invention relates to the use of surface modified calcium carbonate as a filler in adhesives, sealants, and/or caulks, wherein the surface modified calcium carbonate is a mineral pigment product formed in situ by the double and/or multiple reaction between a calcium carbonate and the reaction product or products of the said carbonate with gaseous CO2 formed in situ and/or coming from an external supply, and the reaction product or products of the said carbonate with one or more moderately strong to strong H3O+ ion donors, and at least one aluminum silicate and/or at least one synthetic silica and/or at least one calcium silicate and/or at least one silicate of a monovalent salt and/or at least one aluminum hydroxide and/or at least one sodium and/or potassium aluminate. It further relates to method of producing adhesives, sealants, and/or caulks comprising surface modified calcium carbonate, as well as to the adhesives, sealants, and/or caulks obtained by this process.
    Type: Grant
    Filed: April 5, 2011
    Date of Patent: April 21, 2015
    Assignee: Omya International AG
    Inventors: George Saunders, Joseph McJunkins, Matthias Buri, Patrick A. C. Gane
  • Patent number: 8999055
    Abstract: The present invention concerns a calcium carbonate containing material having increased bulk density at equal or improved flowability, and a method of producing such a material. The inventive process comprises the step of contacting a calcium carbonate containing mineral powder with a solution or emulsion or dispersion of a binder.
    Type: Grant
    Filed: October 19, 2011
    Date of Patent: April 7, 2015
    Assignee: Omya International AG
    Inventors: Patrick A. C. Gane, Matthias Buri, René Vinzenz Blum, Samuel Rentsch
  • Patent number: 8992734
    Abstract: The present invention relates to a process for the production of a surface-treated calcium carbonate, the use of this surface-treated calcium carbonate in a process for the control of organic material in an aqueous medium, as well as to a composite of surface-treated calcium carbonate and organic material, such as a composite of surface-treated calcium carbonate and to the use of such a composite.
    Type: Grant
    Filed: July 12, 2011
    Date of Patent: March 31, 2015
    Assignee: Omya International AG
    Inventors: Matthias Buri, Samuel Rentsch, Patrick A. C. Gane, Daniel Gantenbein, Joachim Schölkopf
  • Patent number: 8992804
    Abstract: Use of 2-((1-methylpropyl)amino)ethanol as an additive in an aqueous suspension, containing from 25 to 62 vol. % of at least one calcium carbonate-comprising material, wherein the use provides improved stability with regard to the conductivity of the suspension.
    Type: Grant
    Filed: January 20, 2011
    Date of Patent: March 31, 2015
    Assignee: Omya International AG
    Inventors: Matthias Buri, Samuel Rentsch, Patrick A. C. Gane
  • Patent number: 8986441
    Abstract: Use of at least one polyethylenimine as an additive in an aqueous suspension, containing from 25 to 62 vol. % of at least one calcium carbonate-comprising material, wherein the use provides improved stability with regard to the conductivity of the suspension.
    Type: Grant
    Filed: September 30, 2014
    Date of Patent: March 24, 2015
    Assignee: Omya International AG
    Inventors: Matthias Buri, Samuel Rentsch, Patrick A. C. Gane
  • Patent number: 8974877
    Abstract: The present invention concerns a print medium for inkjet printing and a method of producing such a print medium. In particular, the present invention is directed to a print medium comprising a base layer having a first side and a reverse side, an absorptive layer being in contact with the first side of the base layer, and a topcoat being in contact with the absorptive layer.
    Type: Grant
    Filed: June 30, 2011
    Date of Patent: March 10, 2015
    Assignee: Omya International AG
    Inventors: Patrick A. C. Gane, Vesa Kukkamo, Catherine Jean Ridgway
  • Patent number: 8916121
    Abstract: The present invention is directed to a process for the treatment of talc, comprising the steps of (a) providing a talc having a first brightness value B1, measured according to ISO 2469, and forming a suspension of the talc in a liquid phase, the liquid phase of the suspension comprising at least one organic solvent, (b) delaminating and/or reducing the weight median particle size d50 of the talc, wherein the treated talc has a brightness value B2, measured according to ISO 2469, and B2?B1.
    Type: Grant
    Filed: May 27, 2008
    Date of Patent: December 23, 2014
    Assignee: Mondo Minerals B.V.
    Inventors: Patrick A. C. Gane, Daniel Gantenbein, Joachim Schoelkopf
  • Patent number: 8871056
    Abstract: The present invention relates to a process for the production of nano-fibrillar cellulose gels by providing cellulose fibers and at least one filler and/or pigment; combining the cellulose fibers and the at least one filler and/or pigment; and fibrillating the cellulose fibers in the presence of the at least one filler and/or pigment until a gel is formed, as well as the nano-fibrillar cellulose gel obtained by this process and uses thereof.
    Type: Grant
    Filed: March 30, 2010
    Date of Patent: October 28, 2014
    Assignee: Omya International AG
    Inventors: Patrick A. C. Gane, Joachim Schoelkopf, Daniel Gantenbein, Michel Schenker
  • Patent number: 8871057
    Abstract: The present invention relates to a process for the production of suspensions of nano-fibrillar cellulose by providing cellulose fibers and at least one filler and/or pigment; combining the cellulose fibers and the at least one filler and/or pigment; and fibrillating the cellulose fibers in the presence of at least one filler and/or pigment, as well as the suspensions of nano-fibrillar cellulose obtained by this process and their uses.
    Type: Grant
    Filed: March 30, 2010
    Date of Patent: October 28, 2014
    Assignee: Omya International AG
    Inventors: Patrick A. C. Gane, Joachim Schoelkopf, Daniel Gantenbein, Michel Schenker, Michael Pohl, Beat Kübler
  • Patent number: 8871018
    Abstract: Use of at least one polyethylenimine as an additive in an aqueous suspension, containing from 25 to 62 vol. % of at least one calcium carbonate-comprising material, wherein the use provides improved stability with regard to the conductivity of the suspension.
    Type: Grant
    Filed: January 24, 2011
    Date of Patent: October 28, 2014
    Assignee: Omya International AG
    Inventors: Matthias Buri, Samuel Rentsch, Patrick A. C. Gane
  • Patent number: 8821628
    Abstract: The present invention relates to a process for preparing an aqueous suspension of dispersed calcium carbonate, wherein the resulting coating of said suspension provides opaque properties or has a specific light scattering coefficient S. The invention further relates to compositions of such suspensions of dispersed calcium carbonate and to its use in the field of paper coatings and paper mass fillings as well as paints and plastic coatings.
    Type: Grant
    Filed: June 29, 2010
    Date of Patent: September 2, 2014
    Assignee: Omya International AG
    Inventors: Patrick A. C. Gane, Matthias Buri, Samuel Rentsch
  • Patent number: 8808855
    Abstract: The present invention relates to composites comprising inorganic micro pigments and/or fillers in the form of surface-phosphated microparticles, whose surface is at least partially coated with finely divided with alkaline earth carbonate nanoparticles by means of binders based on copolymers comprising as the monomers one or more dicarboxylic acids and one or more monomers from the group of diamines, triamines, dialkanolamines or trialkanolamines and epichlorohydrin, a method for producing such composites, aqueous slurries thereof and the use thereof in papermaking or in the field of production of paints and plastics as well as the use of the binders for the coating of microparticles with nano alkaline earth carbonate.
    Type: Grant
    Filed: May 16, 2012
    Date of Patent: August 19, 2014
    Assignee: Omya International AG
    Inventors: Patrick A. C. Gane, Matthias Buri, René Vinzenz Blum, Catherine Jean Ridgway