Patents by Inventor Grégory TORTISSIER

Grégory TORTISSIER 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: 20240199657
    Abstract: A siloxane group-containing silane compound represented by the following formula (1) or (2) wherein each of the symbols in the formulae is as described herein: RS1?—XA—RH???(1) RN?—XA—RS2—XA—RH???(2). Also disclosed is a composition containing the siloxane group-containing silane compound and an article including a substrate and a layer on the substrate, wherein the layer is formed of the siloxane group-containing silane compound.
    Type: Application
    Filed: February 9, 2024
    Publication date: June 20, 2024
    Applicant: DAIKIN INDUSTRIES, LTD.
    Inventors: Shinya HANDA, Takashi NOMURA, Motoshi MATSUI, Gregory TORTISSIER, Masakazu TAKATA, Nozomi NAKANO, Yoshikage OHMUKAI, Shinya TAKANO
  • Publication number: 20230365832
    Abstract: A surface-treating agent containing a fluoropolyether group-containing silane compound and an amide compound, wherein the amide compound is contained in an amount of 0.5% by mass or more based on a total amount of the surface-treating agent. Also disclosed is a pellet including the surface-treating agent; and an article including a substrate and a layer formed of the surface=treating agent disposed on the substrate.
    Type: Application
    Filed: July 18, 2023
    Publication date: November 16, 2023
    Applicant: DAIKIN INDUSTRIES, LTD.
    Inventors: Masato NAITO, Gregory TORTISSIER, Yoshikage OMUKAI, Shinya HANDA, Takashi NOMURA
  • Publication number: 20220089906
    Abstract: A problem to be solved by this disclosure is to provide a composition, preferably a composition for forming a liquid-repellent coating film.
    Type: Application
    Filed: December 1, 2021
    Publication date: March 24, 2022
    Applicant: DAIKIN INDUSTRIES, LTD.
    Inventors: Hiroki YAMAGUCHI, Gregory TORTISSIER, Kensuke MOHARA, Masamichi MORITA
  • Publication number: 20210292506
    Abstract: An antifogging coating material composition containing: a polymer obtained by polymerizing a raw material monomer including: (a) an alkylene oxide-containing monomer represented by the formula (I): CH2?CX1—CO—Y1—(R1O)n—R2 wherein the symbols are as defined herein and (b) a fluoroalkyl group-containing monomer represented by the formula (II): CH2?CX2—CO—Y2—Z2—Rf wherein the symbols are as defined herein. Also disclosed is an article including a base material and a layer formed from the antifogging coating material composition on a surface of the base material, as well as a polymer obtained by polymerizing the monomers (a) and (b).
    Type: Application
    Filed: May 27, 2021
    Publication date: September 23, 2021
    Applicant: DAIKIN INDUSTRIES, LTD.
    Inventors: Kensuke MOHARA, Gregory TORTISSIER
  • Publication number: 20200291257
    Abstract: An object, of the present invention is to provide a new liquid-repellent coating film. This object can be achieved by a coating film that has a fluorine content of less than 1 wt %, a water contact angle (droplet: 2 ?L) of 115° or more, and a water contact angle of 300° or more after surface friction with a PET film (under a load of 100 gf/cm2; 1500 reciprocations); and that satisfies at least one of the following regarding surface roughness indices: (a) an average surface roughness Ra of 1.6 ?m or more; and (b) a Wenzel roughness factor of 1.2 or more.
    Type: Application
    Filed: October 12, 2018
    Publication date: September 17, 2020
    Applicant: DAIKIN INDUSTRIES, LTD.
    Inventors: Hiroki YAMAGUCHI, Kensuke MOHARA, Gregory TORTISSIER, Masamichi MORITA
  • Publication number: 20200131083
    Abstract: A transparent article having a face provided with a nano structure, wherein a top part of the nano structure has hydrophobic properties and a remaining part of the nanostructure confers antifog properties to said face of said transparent article.
    Type: Application
    Filed: June 21, 2017
    Publication date: April 30, 2020
    Inventors: Sandrine COUDERC, Grégory TORTISSIER
  • Patent number: 10618214
    Abstract: An article having a nanotextured surface with hydrophobic properties, said nanotextured surface comprising an array of pillars (71) defined by a surface fraction (?s) of the pillars, a pitch (P) of the pillars and an aspect ratio (H/2R) of the pillars, wherein: —the surface fraction (s) is equal or greater to 2% and equal or less to 80%; —the pitch (P) is equal or less to 250; —the aspect ratio (H/2R) is equal or less to 2.4, where H is the height of the pillars and R is the radius of the pillars; —the pitch (P), the height (H), the radius (R) are expressed in nanometers (nm); —the nanotextured surface comprises at least partially a hydrophobic material.
    Type: Grant
    Filed: August 10, 2015
    Date of Patent: April 14, 2020
    Assignees: Essilor International, Nikon Corporation
    Inventors: Sandrine Couderc, Grégory Tortissier
  • Publication number: 20180229420
    Abstract: An article having a nanotextured surface with hydrophobic properties, said nanotextured surface comprising an array of pillars (71) defined by a surface fraction (?s) of the pillars, a pitch (P) of the pillars and an aspect ratio (H/2R) of the pillars, wherein: —the surface fraction (s) is equal or greater to 2% and equal or less to 80%; —the pitch (P) is equal or less to 250; —the aspect ratio (H/2R) is equal or less to 2.4, where H is the height of the pillars and R is the radius of the pillars; —the pitch (P), the height (H), the radius (R) are expressed in nanometers (nm); —the nanotextured surface comprises at least partially a hydrophobic material.
    Type: Application
    Filed: August 10, 2015
    Publication date: August 16, 2018
    Inventors: Sandrine COUDERC, Grégory TORTISSIER
  • Publication number: 20180101037
    Abstract: A thin film forming an intermediate layer for an optical article including liquid crystals, the thin film including a main body limited by a first main surface and by a second main surface opposed to the first main surface, the first and second main surfaces both including a first zone exhibiting alignment properties for aligning liquid crystals along a predetermined alignment direction and a second zone forming spacing structures extending in projection from the first zone.
    Type: Application
    Filed: March 25, 2015
    Publication date: April 12, 2018
    Applicants: ESSILOR INTERNATIONAL (COMPAGNIE GENERALE D'OPTIQUE), NIKON CORPORATION
    Inventors: Mathieu FEUILLADE, Gregory TORTISSIER
  • Publication number: 20170003502
    Abstract: The present invention concerns a manufactured article comprising at least one 1 nanostructured surface, wherein: said nanostructured surface is made of a material having a surface energy of less than 25 m J/m2, preferably less than 20 m J/m2, and comprises an array of contiguous cells defining cavities, the cavities of the cells being separated from each other by intermediate solid 20 material walls, and the cavities have an average height (H) and an average radius (R) which meet the conditions: R?5 nm, preferably R?10 nm; 2 R?250 nm, preferably R?200 nm, better R?150 nm and more preferably R?100 nm; and H?3R. The invention concerns also a method for designing a nanostructured surface comprising an array of juxtaposed cells defining cavities separated from each other by solid 30 intermediate walls.
    Type: Application
    Filed: December 6, 2013
    Publication date: January 5, 2017
    Applicants: ESSILOR INTERNATIONAL (COMPAGNIE GENERALE D'OPTIQUE), NIKON CORPORATION
    Inventors: Sandrine COUDERC, Romain DELYON, Gregory TORTISSIER