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).

  • Publication number: 20190276672
    Abstract: The present invention relates to a process for the production of nano-fibrillar cellulose gels by providing cellulose fibres and at least one filler and/or pigment; combining the cellulose fibres and the at least one filler and/or pigment; and fibrillating the cellulose fibres 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: Application
    Filed: April 11, 2019
    Publication date: September 12, 2019
    Applicant: FiberLean Technologies Limited
    Inventors: Patrick A.C. Gane, Joachim Schoelkopf, Daniel Gantenbein, Michel Schenker
  • Patent number: 10406842
    Abstract: The present invention relates to a method for manufacturing an inkjet-printed substrate, wherein a liquid treatment composition comprising at least one acid and an ink are deposited onto a substrate simultaneously or consecutively by inkjet printing, wherein the substrate comprises a coating layer comprising a salifiable alkaline or alkaline earth compound.
    Type: Grant
    Filed: March 9, 2016
    Date of Patent: September 10, 2019
    Assignee: Omya International AG
    Inventors: Roger Bollström, Joachim Schoelkopf, Patrick A. C. Gane
  • Publication number: 20190270890
    Abstract: The present invention relates to a process for producing surface-reacted calcium carbonate, wherein a calcium carbonate-comprising material is treated with phosphoric acid, carbon dioxide, and specific dicarboxylic acids, in an aqueous medium to form an aqueous suspension of surface-reacted calcium carbonate. Furthermore, the present invention relates to surface-reacted calcium carbonate obtained by said process and its use.
    Type: Application
    Filed: July 21, 2017
    Publication date: September 5, 2019
    Inventors: Daniel E. Gerard, Patrick A.C. Gane, Joachim Schoelkopf
  • Publication number: 20190262807
    Abstract: The present invention relates to a catalyst system comprising a transition metal compound on a solid carrier which is a surface-reacted calcium carbonate. The invention further relates to a method for manufacturing said catalyst system and to its use in heterogeneous catalysis.
    Type: Application
    Filed: July 17, 2017
    Publication date: August 29, 2019
    Inventors: Patrick A.C. Gane, Samuel Rentsch, Matthias Welker
  • Publication number: 20190256377
    Abstract: The present invention relates to a process for the reduction of pitch in an aqueous medium generated in a papermaking or pulping process, comprising the following steps: a) providing an aqueous medium comprising pitch generated in a papermaking or pulping process; b) providing a ground calcium carbonate and/or a precipitated calcium carbonate; c) providing a hydrophobising agent selected from an aliphatic carboxylic acid having between 5 and 24 carbon atoms; d) contacting the ground calcium carbonate and/or the precipitated calcium carbonate of step b) with the hydrophobising agent of step c) for obtaining a hydrophobised ground calcium carbonate and/or a hydrophobised precipitated calcium carbonate; and e) contacting the aqueous medium provided in step a) with the hydrophobised ground calcium carbonate and/or the hydrophobised precipitated calcium carbonate obtained in step d), to the use of a hydrophobised ground calcium carbonate and/or a hydrophobised ground calcium carbonate for reducing the amount of pi
    Type: Application
    Filed: April 29, 2019
    Publication date: August 22, 2019
    Inventors: Daniel Gantenbein, Joachim Schoelkopf, Patrick A.C. Gane
  • Publication number: 20190249368
    Abstract: The invention relates to a process for preparing self-binding pigment particle suspensions, to a self-binding pigment particle suspension as well as to a paper product comprising self-binding pigment particles and to the use of the self-binding pigment particle suspension in paper applications, such as in paper coating or as filler material.
    Type: Application
    Filed: April 24, 2019
    Publication date: August 15, 2019
    Inventors: Armelle Senti-Wenk, Patrick A.C. Gane, Joachim Schoelkopf
  • Publication number: 20190234017
    Abstract: The present invention relates to a process for the production of suspensions of nano-fibrillar cellulose by providing cellulose fibres and at least one filler and/or pigment; combining the cellulose fibres and the at least one filler and/or pigment; and fibrillating the cellulose fibres 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: Application
    Filed: April 11, 2019
    Publication date: August 1, 2019
    Applicant: FiberLean Technologies Limited
    Inventors: Patrick A.C. Gane, Joachim Schoelkopf, Daniel Gantenbein, Michel Schenker, Michael Pohl, Beat Kübler
  • Publication number: 20190218107
    Abstract: The present invention is directed to a process for producing an aqueous suspension of precipitated calcium carbonate, wherein a milk of lime is prepared by mixing water, a calcium oxide containing material, and a precipitation enhancer, and subsequently, the milk of lime is carbonated to form an aqueous suspension of precipitated calcium carbonate.
    Type: Application
    Filed: March 26, 2019
    Publication date: July 18, 2019
    Inventors: Daniel E. Gerard, Patrick A.C. Gane
  • Patent number: 10351710
    Abstract: The present invention relates to a method for the production of granules comprising surface-reacted calcium carbonate by a) providing surface-reacted calcium carbonate, b) saturating the surface-reacted calcium carbonate with one or more liquids; c) providing one or more binder; d) combining the liquid saturated surface-reacted calcium carbonate with the one or more binder under agitation in an agitation device; e) removing the liquid from the mixture of step d); as well as to the granules comprising surface-reacted calcium carbonate obtained by this method.
    Type: Grant
    Filed: May 28, 2015
    Date of Patent: July 16, 2019
    Assignee: Omya International AG
    Inventors: Daniel E. Gerard, Joachim Schoelkopf, Patrick A. C. Gane
  • Publication number: 20190202223
    Abstract: A method of manufacturing a water-insoluble pattern on and/or within a substrate is described. Also described, is a substrate obtained by such a method, a product including such a substrate and the use of the substrate in different applications.
    Type: Application
    Filed: September 12, 2017
    Publication date: July 4, 2019
    Inventors: Roger BOLLSTRÖM, Patrick A. C. GANE
  • Publication number: 20190194469
    Abstract: The present invention relates to a process for the preparation of a surface-reacted precipitated calcium carbonate (PCC) pigment having an insoluble, at least partially crystalline calcium salt on its surface. In the process of the present invention, a PCC containing pigment is contacted with H3O+ ions and a solubilized anion in an aqueous medium in the presence of excess solubilized calcium ions to form the surface-reacted PCC having an insoluble, at least partially crystalline calcium salt of the anion formed on its surface.
    Type: Application
    Filed: February 28, 2019
    Publication date: June 27, 2019
    Inventors: Daniel E. Gerard, Patrick A.C. Gane, Joachim Schölkopf, Hans-Joachim Weitzel
  • Patent number: 10323356
    Abstract: The invention relates to a process for preparing self-binding pigment particle suspensions, to a self-binding pigment particle suspension as well as to a paper product comprising self-binding pigment particles and to the use of the self-binding pigment particle suspension in paper applications, such as in paper coating or as filler material.
    Type: Grant
    Filed: April 29, 2013
    Date of Patent: June 18, 2019
    Assignee: Omya International AG
    Inventors: Armelle Senti-Wenk, Patrick A. C. Gane, Joachim Schoelkopf
  • Patent number: 10322946
    Abstract: The present invention relates to a process for the reduction of pitch in an aqueous medium generated in a papermaking or pulping process, comprising the following steps: a) providing an aqueous medium comprising pitch generated in a papermaking or pulping process; b) providing a ground calcium carbonate and/or a precipitated calcium carbonate; c) providing a hydrophobizing agent selected from an aliphatic carboxylic acid having between 5 and 24 carbon atoms; d) contacting the ground calcium carbonate and/or the precipitated calcium carbonate of step b) with the hydrophobizing agent of step c) for obtaining a hydrophobized ground calcium carbonate and/or a hydrophobized precipitated calcium carbonate; and e) contacting the aqueous medium provided in step a) with the hydrophobized ground calcium carbonate and/or the hydrophobized precipitated calcium carbonate obtained in step d), to the use of a hydrophobized ground calcium carbonate and/or a hydrophobized ground calcium carbonate for reducing the amount of pi
    Type: Grant
    Filed: July 10, 2012
    Date of Patent: June 18, 2019
    Assignee: Omya International AG
    Inventors: Daniel Gantenbein, Joachim Schoelkopf, Patrick A. C. Gane
  • Patent number: 10316193
    Abstract: A process for the preparation of a mineral filler product is disclosed, the process comprising a step of dry grinding a calcium carbonate-containing material in a mixture obtained by contacting the calcium carbonate-containing material with at least one grinding agent selected from specific styrene-maleic anhydride co-polymers and/or specific derivatives of styrene-maleic anhydride co-polymers.
    Type: Grant
    Filed: February 12, 2015
    Date of Patent: June 11, 2019
    Assignee: Omya International AG
    Inventors: Samuel Rentsch, René Vinzenz Blum, Patrick A. C. Gane
  • Publication number: 20190161619
    Abstract: A process of producing a surface-reacted calcium carbonate is described. In embodiments, a calcium carbonate-comprising material is treated with at least one H3O+ ion donor, carbon dioxide, and at least one water-soluble metal cation source in an aqueous medium to form an aqueous suspension of surface-reacted calcium carbonate. A surface-reacted calcium carbonate obtained by said process and its use are also described.
    Type: Application
    Filed: July 20, 2017
    Publication date: May 30, 2019
    Inventors: Daniel E. GERARD, Samuel RENTSCH, Matthias WELKER, Simon URWYLER, Joachim GLAUBITZ, Martina Elisabeth KNUPFER, Patrick A. C. GANE
  • Patent number: 10301774
    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: September 2, 2014
    Date of Patent: May 28, 2019
    Assignee: FiberLean Technologies Limited
    Inventors: Patrick A. C. Gane, Joachim Schoelkopf, Daniel Gantenbein, Michel Schenker, Michael Pohl, Beat Kübler
  • Patent number: 10292383
    Abstract: The present invention relates to the use of surface-reacted calcium carbonate-containing minerals and/or surface-reacted precipitated calcium carbonates as solid particulate carriers to enhance the efficacy of agrochemical compounds loaded onto of said carriers.
    Type: Grant
    Filed: January 13, 2016
    Date of Patent: May 21, 2019
    Assignee: Omya International AG
    Inventors: Michel Schenker, Domenico Zocco, Patrick A.C. Gane, Joachim Schoelkopf
  • Patent number: 10294371
    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: September 2, 2014
    Date of Patent: May 21, 2019
    Assignee: FiberLean Technologies Limited
    Inventors: Patrick A. C. Gane, Joachim Schoelkopf, Daniel Gantenbein, Michel Schenker
  • Patent number: 10294115
    Abstract: The present invention is directed to a process for producing an aqueous suspension of precipitated calcium carbonate, wherein a milk of lime is prepared by mixing water, a calcium oxide containing material, and a precipitation enhancer, and subsequently, the milk of lime is carbonated to form an aqueous suspension of precipitated calcium carbonate.
    Type: Grant
    Filed: October 20, 2015
    Date of Patent: May 21, 2019
    Assignee: Omya International AG
    Inventors: Daniel E. Gerard, Patrick A. C. Gane
  • Publication number: 20190136066
    Abstract: A process for the preparation of a mineral filler product is disclosed, the process comprising a step of dry grinding a calcium carbonate-containing material in a mixture obtained by contacting the calcium carbonate-containing material with at least one grinding agent selected from specific styrene-maleic anhydride co-polymers and/or specific derivatives of styrene-maleic anhydride co-polymers.
    Type: Application
    Filed: January 4, 2019
    Publication date: May 9, 2019
    Inventors: Samuel Rentsch, René Vinzenz Blum, Patrick A.C. Gane