Patents Assigned to Innovia Films Limited
  • Patent number: 10175039
    Abstract: The present invention provides a method of authenticating the provenance of an article marked with a removable transparent polymer film comprising measuring the thickness of the removable transparent film while still located on the article or of a layer within the film while still located on the article by white light interferometry. Alternatively, or in addition, the method comprises measuring the birefringence of the removable transparent polymer film while still located on the article or of a layer within the film while still located on the article.
    Type: Grant
    Filed: September 9, 2011
    Date of Patent: January 8, 2019
    Assignee: INNOVIA FILMS LIMITED
    Inventors: Stephen Langstaff, Robert Stewart
  • Patent number: 10125275
    Abstract: The present invention relates to a film, in particular to a laser writable film, and to substances used therein, and components thereof. The present invention further relates to a method of manufacturing the film, uses thereof and products comprising the film.
    Type: Grant
    Filed: January 12, 2017
    Date of Patent: November 13, 2018
    Assignee: INNOVIA FILMS LIMITED
    Inventor: Simon Read
  • Patent number: 9916777
    Abstract: The present invention relates to labels and labelstock materials, and to substances used therein, and components thereof. The present invention further relates to a method of manufacturing the labelstock and labels, uses thereof and products comprising them.
    Type: Grant
    Filed: December 19, 2013
    Date of Patent: March 13, 2018
    Assignee: INNOVIA FILMS LIMITED
    Inventor: Simon Read
  • Patent number: 9878572
    Abstract: The present invention provides a security document and method of production thereof. The security document (10) comprises: a polymer substrate (12) having first (14) and second (22) surfaces; a security feature (16) formed in a region of at least one of said first and second surfaces of said polymer substrate; an opacifying layer (18, 24) formed on at least a portion of at least one of said first and second surfaces of said polymer substrate; a printed design formed on at least a portion of said opacifying layer; and wherein said security feature is formed at least prior to said printed design being formed.
    Type: Grant
    Filed: July 28, 2010
    Date of Patent: January 30, 2018
    Assignee: INNOVIA FILMS LIMITED
    Inventors: Robert Laird Stewart, Steven Maude
  • Patent number: 9822229
    Abstract: The present invention concerns a functional film material comprising a substrate layer and a coating layer, the coating layer comprising a block copolymeric binder and a particulate metal pigment therein, the ratio of pigment to binder in the coating layer being selected with reference to the coat weight to provide the functional film material with an emissivity of less than 0.5, and the substrate and coating layer being selected to provide the film with a VWTR (ambient) in excess 400 gm?2 d?1 bar?1.
    Type: Grant
    Filed: May 21, 2008
    Date of Patent: November 21, 2017
    Assignee: INNOVIA FILMS LIMITED
    Inventors: Colin Marshall, Paul Watters
  • Patent number: 9816005
    Abstract: A primer-less coating composition for facestock comprises: a binder being a water-dispersible polymer; an ethylenically unsaturated compound which is aqueous-dispersible and miscible with or bonded to said water-dispersible polymer, wherein said ethylenically unsaturated compound is able to form a covalent bond with an ink; and a crosslinker, wherein said crosslinker is suitable for binding the coating to the facestock. The coating composition may be applied to a substrate to form a printable film. A printed film in accordance with the invention may be used in a label, for example for use on a container such as a bottle.
    Type: Grant
    Filed: January 27, 2014
    Date of Patent: November 14, 2017
    Assignee: INNOVIA FILMS LIMITED
    Inventors: Alastair Hugh Servante, Simon James Read
  • Patent number: 9739597
    Abstract: A method of authenticating a polymer film comprises measuring the thickness of a layer therein by white light interferometry and/or measuring the birefringence of a layer therein. The method, and devices to carry out the method, may be used in security applications, for example to test for counterfeit bank notes.
    Type: Grant
    Filed: April 28, 2009
    Date of Patent: August 22, 2017
    Assignee: INNOVIA FILMS LIMITED
    Inventor: Robert Laird Stewart
  • Patent number: 9721416
    Abstract: The present invention provides an authentication apparatus operative to determine the authenticity of a polymer film, comprising an optically-based birefringence measuring arrangement operative to measure a first effect influenced by a birefringence characteristic of said film from a first angle comprising a non-normal angle to a plane of said film, and at least one of: a second angle; and a third angle; and wherein said apparatus is operative to: compare a value, or range of values, representative of said first effect as measured from said first angle with a value, or range of values representative of a specified first effect corresponding to a predetermined birefringence characteristic of an authentic polymer film for said first angle; compare a value, or range of values, representative of said first effect as measured from said at least one of said second and third angles with a value, or range of values representative of a specified first effect corresponding to a predetermined birefringence characteristi
    Type: Grant
    Filed: April 30, 2014
    Date of Patent: August 1, 2017
    Assignee: INNOVIA FILMS LIMITED
    Inventor: Robert Laird Stewart
  • Patent number: 9666009
    Abstract: The present invention provides an authentication apparatus operative to determine the authenticity of a polymer film, comprising: an optical response modifier operative to modify a first effect influenced by said birefringence characteristic of said to a modified first effect; and an optically-based birefringence measuring arrangement operative to measure said modified first effect; and wherein said apparatus is operative to: compare a value, or range of values, representative of said modified first effect as measured with a value, or range of values representative of a specified first effect as modified by a same optical response modifier and corresponding to a predetermined birefringence characteristic of an authentic polymer film; and output an authenticity signal indicative of authenticity or otherwise of said film based upon said comparison. There are also provided one or more methods of determining the authenticity of a polymer film.
    Type: Grant
    Filed: April 30, 2014
    Date of Patent: May 30, 2017
    Assignee: INNOVIA FILMS LIMITED
    Inventor: Robert Laird Stewart
  • Patent number: 9656444
    Abstract: There is disclosed a method of manufacturing an in-mold labelled article, the method comprising the steps of: placing a label comprising a film having a core comprising polypropylene/polyethylene random copolymer as its principal polymeric constituent into a mold for injection molding, thermoforming, or blow molding; holding the label in position; injecting a polymeric melt into, or thermoforming or blowing a polymeric preform in said mold so as to bind with the label; and removing the article from the mold. A process of in-mold labelling using such a label is also disclosed.
    Type: Grant
    Filed: August 8, 2012
    Date of Patent: May 23, 2017
    Assignee: INNOVIA FILMS LIMITED
    Inventors: Stephen Langstaff, Steven Maude, Andrzej Kornacki
  • Patent number: 9656787
    Abstract: The invention relates to a packaging article for use in form-fill-seal, flow wrap and lidding. In particular, the invention concerns such an article sealed with a biodegradable film having a peel sealable coating thereon, and coated filmic lids for sealing polylactic acid (PLA) trays and specifically PLA trays used for packaging.
    Type: Grant
    Filed: February 28, 2014
    Date of Patent: May 23, 2017
    Assignee: INNOVIA FILMS LIMITED
    Inventor: Florian Chapalain
  • Patent number: 9626557
    Abstract: The present invention provides an apparatus for detecting presence or otherwise of an item comprising at least two regions having different optical characteristics, said apparatus comprising: an emitter operative to illuminate a measuring region of said apparatus with electromagnetic radiation; and a detector located and operative to receive electromagnetic radiation reflected from said measuring region of said apparatus and operative to output a signal corresponding to a measured characteristic of said electromagnetic radiation reflected from said measuring region, wherein said apparatus is operative to compare said measured characteristic with a set of pre-defined characteristics, and further wherein if said measured characteristic is consistent with at least one of said pre-defined characteristics, the apparatus is operative to output a signal indicative of presence or otherwise of one of said at least two regions of said item in said measuring region.
    Type: Grant
    Filed: October 14, 2013
    Date of Patent: April 18, 2017
    Assignee: INNOVIA FILMS LIMITED
    Inventor: Robert Stewart
  • Publication number: 20170100924
    Abstract: The invention concerns a process for producing a security film, comprising: a. forming a polymeric film substrate having first and second surfaces; b. plasma treating at least one surface of the polymeric film substrate using a modified atmosphere plasma treatment, wherein the modified atmosphere comprises at least one inert carrier gas and at least one functional material selected from: i. one or more oxidising fluids; ii. one or more reducing fluids; and iii. one or more polar fluids with the capacity to form ionic or covalent bonds with the at least one surface of the polymeric film substrate, wherein those oxidising fluids with a relative dielectric strength less than that of air, where present, are in the modified atmosphere in an amount less than 40% by weight or by volume; and c. contacting a foil with the at least one plasma treated surface of the polymeric film substrate such that the foil adheres to the polymeric film substrate.
    Type: Application
    Filed: June 26, 2015
    Publication date: April 13, 2017
    Applicant: INNOVIA FILMS LIMITED
    Inventors: Simon READ, Thierry GAVEL
  • Patent number: 9600953
    Abstract: An authentication apparatus operative to determine the authenticity of an item comprising a film substrate responsive to detection that a portion of said item located in a measuring region of said apparatus has a predetermined birefringence characteristic, said apparatus comprising: an item detection arrangement operative to determine if at least a portion of an item is located in a measuring region of said authentication apparatus; and an optically-based birefringence measuring apparatus, wherein said authentication apparatus is operative to compare a measured birefringence characteristic with a predetermined birefringence characteristic and to produce an authenticity signal indicative of authenticity or otherwise of said item based upon said comparison, said apparatus further comprising a control means operative to control output of said authenticity signal from said apparatus responsive to determination, by said item detection arrangement, of presence or otherwise of said at least a portion of said item in
    Type: Grant
    Filed: March 25, 2016
    Date of Patent: March 21, 2017
    Assignee: INNOVIA FILMS LIMITED
    Inventor: Robert Stewart
  • Patent number: 9580618
    Abstract: The present invention relates to a film, in particular to a laser writable film, and to substances used therein, and components thereof. The present invention further relates to a method of manufacturing the film, uses thereof and products comprising the film.
    Type: Grant
    Filed: December 19, 2013
    Date of Patent: February 28, 2017
    Assignee: INNOVIA FILMS LIMITED
    Inventor: Simon Read
  • Patent number: 9539794
    Abstract: The present application concerns a coated film comprising a substantially biodegradable substrate having a biodegradable coating thereon at a coat weight of not more than 12 gsm, as well as useful articles sealed inside a package at least partly comprising such a film, and also a process for producing a coated film comprising providing a substantially biodegradable film substrate and applying a biodegradable coating to the substrate at a coat weight of less than 12 gsm by means of a hot melt coating step.
    Type: Grant
    Filed: April 5, 2012
    Date of Patent: January 10, 2017
    Assignee: INNOVIA FILMS LIMITED
    Inventors: Stephen Moore, Leo Frohlich, Paul Barker, Florian Chapalain, Lucy Cowton, Christopher Meek, Jonathan Hewitt
  • Patent number: 9534152
    Abstract: There is described a label comprising a self supporting sheet of a biopolymer, preferably cellulose (e.g. regenerated cellulose, cellulose acetate and/or PLA) said sheet being substantially transparent to visible light when uncoated characterized in that the sheet comprises: (a) a first coating on at least one surface thereof to aid printability thereon; (b) a second coating comprising an adhesive dispersible in an aqueous medium; and (c) optionally a third coating to modify water permeability through the sheet. The labels are to be applied to articles such as glass containers. Preferred labels are wet glue cellulose labels for example where the first coating also comprises a copolymer of vinyl chloride and vinyl acetate to aid water permeability and hence rapid drying of the label on an article.
    Type: Grant
    Filed: June 22, 2010
    Date of Patent: January 3, 2017
    Assignee: INNOVIA FILMS LIMITED
    Inventors: Thierry Gavel, Wayne Middleton, Veli Nasib, Gianpaolo Faletti
  • Patent number: 9493581
    Abstract: A process for the manufacture of viscose comprises the steps of: a) providing a non-dissolving pulp as a raw material; b) steeping the pulp in caustic solution; c) processing the steeped pulp; d) steeping the processed steeped pulp for a second time in caustic solution; and e) further processing the pulp from step d) to form a viscose solution.
    Type: Grant
    Filed: April 30, 2013
    Date of Patent: November 15, 2016
    Assignee: INNOVIA FILMS LIMITED
    Inventor: Martin Richard Cockroft
  • Patent number: 9381693
    Abstract: The present invention provides a transparent, dimensionally stable, biaxially oriented PLA film having a haze value of less than 3% and exhibiting strain induced crystallinity having been oriented by stretching the film from a substantially non-crystalline state by more than three times its original areal dimensions. The processes for making such films are also disclosed.
    Type: Grant
    Filed: December 23, 2013
    Date of Patent: July 5, 2016
    Assignee: INNOVIA FILMS LIMITED
    Inventors: Jonathan C. E. Hewitt, Christopher S. Konkel
  • Patent number: 9376590
    Abstract: A primer-less coating composition for facestock comprises: a binder being a water-dispersible polymer; an ethylenically unsaturated compound which is aqueous-dispersible and miscible with or bonded to said water-dispersible polymer, wherein said ethylenically unsaturated compound is able to form a covalent bond with an ink; and a crosslinker, wherein said crosslinker is suitable for binding the coating to the facestock. The coating composition may be applied to a substrate to form a printable film. A printed film in accordance with the invention may be used in a label, for example for use on a container such as a bottle.
    Type: Grant
    Filed: March 5, 2012
    Date of Patent: June 28, 2016
    Assignee: INNOVIA FILMS LIMITED
    Inventors: Alastair Hugh Servante, Simon James Read