Classifications

• • D—TEXTILES; PAPER
  • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
  • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
  • D21H27/00—Special paper not otherwise provided for, e.g. made by multi-step processes
  • D21H27/02—Patterned paper
• • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
  • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
  • Y10T428/00—Stock material or miscellaneous articles
  • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
  • Y10T428/24479—Structurally defined web or sheet [e.g., overall dimension, etc.] including variation in thickness
• • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
  • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
  • Y10T428/00—Stock material or miscellaneous articles
  • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
  • Y10T428/24479—Structurally defined web or sheet [e.g., overall dimension, etc.] including variation in thickness
  • Y10T428/24612—Composite web or sheet

Definitions

• the present invention relates to an article comprising a layer
• the invention relates more particularly to the manufacture of
• This technique consists in embossing two strips of
• the result is a through hole for the paper.
• edges are not regular and straight.
• One of the aims of the invention is therefore to eliminate the drawbacks of
• Another object of the invention is therefore to form a transparent window
• this structure possibly being for example a transparent plastic film, a
• the invention relates firstly to an article formed from at least
• At least one jet of fibrous material comprising at least one zone of zero thickness
• This opacifying substance can be chosen from inks
• the structure at least partly transparent or
• translucent can be tracing paper, transparent plastic film or a patch
• a safety substance chosen from metallic particles, particles
• thermochromic substances magnetic, thermochromic substances, iridescent substances, crystals
• the structure is at least partially transparent or translucent deposited on the perforated area of the fibrous layer so as to secure the entire point of
• the hole in the transparent window can also be used to indicate the hole in the transparent window.
• Such elements can be for example printed circuits,
• an antenna may be deposited in
• These elements may also be thick so as to allow the
• the invention likewise relates to the method of manufacturing said
• the process includes the following steps:
• the structure may include at least one of the following: a
• holographic and / or diffractive element a magnetic, metallic or
• the structure will consist of a single layer or at least two
• the carrier layer may include a plurality
• a structure will initially comprise at least
• the deposition of the structure at least partially transparent or translucent
• the hole can be formed either using an embossing roller during the
• the article can then be printed or covered
• thermochromic substances magnetic, thermochromic substances, iridescent substances, crystals
• At least one thick element may be placed at the
• the thick element being chosen from printed circuits, microprocessors,
• plastics, detection devices emitting a signal in the presence of a field
• FIGS. 1A and 1B schematically and partially represent
• FIGS. 2A and 2B schematically and partially represent
• FIGS. 3 A and 3B schematically and partially represent
• hole was formed on round shape by embossing and covered with plastic film
• FIGS. 4A and 4B schematically and partially represent
• Figure 5 is a schematic and partial cross section of a
• FIG. 6 schematically represents an installation making it possible to
• Figure 7 schematically illustrates the lamination of a layer
• Figure 8 schematically represents the transfer of a structure on
• Figure 9 shows schematically and partially a detail of the
• the fibrous layer (1) is made from cellulose fibers which can
• FIGS. 2A and 2B show a support (1) formed of a single
• fibrous jet having a through hole (2) in its surface, formed, using a laser
• Figures 3A and 3B show a particular configuration of
• the invention in which the single-jet fibrous layer (1) has been perforated by embossing,
• FIGS. 4A and 4B show a variant of the invention in which
• a transparent film (3) is applied to the back and an opaque patch (5) to the front so that
• the area covered by the cutout of the patch is placed so as to hide
• the film (3) consists of only one
• layer of transparent plastic for example polyester.
• FIG. 5 shows a composite structure
• the adhesive layer (14) can be based on a
• hot melt resin called "hotmelt”.
• the carrier layer (10) has a thickness of
• the cumulative thickness of the layers (11) to (14) is approximately 2 to 3 ⁇ m.
• the layers (12), (13) and (14) form a film (3 ") to be transferred onto the
• the structure (3 ') is also called “foil” and it allows to assemble the
• the metallic layer (13), for example of aluminum, may have a
• the layer (12) can present a hologram constituted by a network of
• the latter can be achieved by means of a matrix of a
• the hologram can be produced before the layer (12) is assembled with the others
• the metal layer (13) can be replaced by a material layer
• the film (3) or (3 ") may or may not completely cover one face of
• the film (3) or (3 ) can extend continuously or not between two edges
• the film (3) or (3 ") can form a patch on the article.
• FIG. 6 Partially and schematically shown in FIG. 6 are two
• the first machine (35) comprises a tank (37) containing a
• the surface (39) has an embossing in relief, so as to create in the
• the second machine (36) comprises, like the machine (35), a
• the surface (47) of the canvas cylinder (44) has an embossing in
• the sheet can be cut later in the format of the article to
• the cavity can be produced by other means, for example by
• the film and the sheet can be joined in multiple ways without
• the film (3) and the sheet (1) can then be positioned one relative
• the film (12), (13), (14) can be
• FIG. 8 that after passage between the rotary cylinders (54) and (57), the carrier layer and
• the release layer are separated from the other layers (12), (13) and (14), transferred
• the film (12), (13), (14) can also be brought between a matrix (56) and the
• Each through cavity can be closed on one side only by a
• Each through cavity can also be closed on one side by a
• the layer of the structure carrying the element may be based on material

Landscapes

• Credit Cards Or The Like (AREA)
• Laminated Bodies (AREA)
• Wrappers (AREA)
• Printing Methods (AREA)
• Dry Formation Of Fiberboard And The Like (AREA)

Applications Claiming Priority (3)

Publications (2)

Family

ID=29414959

Family Applications (1)

Country Status (7)

Cited By (1)

Families Citing this family (22)

Family Cites Families (40)

• 2002
  • 2002-05-22 FR FR0206190A patent/FR2839917B1/fr not_active Expired - Fee Related
• 2003
  • 2003-05-21 WO PCT/FR2003/001528 patent/WO2003097937A2/fr not_active Ceased
  • 2003-05-21 US US10/515,059 patent/US7632380B2/en not_active Expired - Fee Related
  • 2003-05-21 BR BRPI0304881-0B1A patent/BR0304881B1/pt not_active IP Right Cessation
  • 2003-05-21 AU AU2003255588A patent/AU2003255588A1/en not_active Abandoned
  • 2003-05-21 CA CA2486154A patent/CA2486154C/fr not_active Expired - Fee Related
  • 2003-05-21 EP EP03752843.7A patent/EP1516089B1/de not_active Revoked

Non-Patent Citations (1)

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