ES2091687T3 - Empleo de pigmentos de interferencia para la obtencion de documentos de valor protegidos contra falsificaciones. - Google Patents

Empleo de pigmentos de interferencia para la obtencion de documentos de valor protegidos contra falsificaciones.

Info

Publication number
ES2091687T3
ES2091687T3 ES94901916T ES94901916T ES2091687T3 ES 2091687 T3 ES2091687 T3 ES 2091687T3 ES 94901916 T ES94901916 T ES 94901916T ES 94901916 T ES94901916 T ES 94901916T ES 2091687 T3 ES2091687 T3 ES 2091687T3
Authority
ES
Spain
Prior art keywords
pct
metal oxide
interference pigments
pigments
selectively absorbing
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
ES94901916T
Other languages
English (en)
Inventor
Werner Ostertag
Helmut Schmidt
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BASF SE
Original Assignee
BASF SE
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=6474978&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ES2091687(T3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by BASF SE filed Critical BASF SE
Application granted granted Critical
Publication of ES2091687T3 publication Critical patent/ES2091687T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK  ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
    • C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
    • C09C1/0081—Composite particulate pigments or fillers, i.e. containing at least two solid phases, except those consisting of coated particles of one compound
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M3/00—Printing processes to produce particular kinds of printed work, e.g. patterns
    • B41M3/14—Security printing
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK  ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
    • C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
    • C09C1/0015—Pigments exhibiting interference colours, e.g. transparent platelets of appropriate thinness or flaky substrates, e.g. mica, bearing appropriate thin transparent coatings
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/12—Surface area
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK  ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
    • C09C2200/00—Compositional and structural details of pigments exhibiting interference colours
    • C09C2200/24—Interference pigments comprising a metallic reflector or absorber layer, which is not adjacent to the core
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK  ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
    • C09C2200/00—Compositional and structural details of pigments exhibiting interference colours
    • C09C2200/30—Interference pigments characterised by the thickness of the core or layers thereon or by the total thickness of the final pigment particle
    • C09C2200/306—Thickness of an absorbing layer
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK  ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
    • C09C2200/00—Compositional and structural details of pigments exhibiting interference colours
    • C09C2200/40—Interference pigments comprising an outermost surface coating
    • C09C2200/401—Inorganic protective coating
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK  ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
    • C09C2200/00—Compositional and structural details of pigments exhibiting interference colours
    • C09C2200/40—Interference pigments comprising an outermost surface coating
    • C09C2200/402—Organic protective coating
    • C09C2200/403—Low molecular weight materials, e.g. fatty acids
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK  ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
    • C09C2220/00—Methods of preparing the interference pigments
    • C09C2220/10—Wet methods, e.g. co-precipitation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Composite Materials (AREA)
  • Inks, Pencil-Leads, Or Crayons (AREA)
  • Pigments, Carbon Blacks, Or Wood Stains (AREA)
  • Credit Cards Or The Like (AREA)
  • Printing Methods (AREA)
  • Paints Or Removers (AREA)

Abstract

LA INVENCION SE REFIERE A LA UTILIZACION DE PIGMENTOS DE INTERFERENCIA ELABORADOS A PARTIR DE SUBSTRATOS ESTRATIFICADOS, DEL TIPO DE ESCAMA COMO SILICATO, CON (A) UNA PRIMERA CAPA DE ABSORBENTE SIN COLOR O DE FORMA SELECTIVA, OXIDO METALICO DE REFRACCION ALTA, (B) UN SEGUNDO ABSORBENTE NO SELECTIVO, CAPA SEMITRANSPARENTE CONSISTIENDO ESENCIALMENTE EN CARBON, METAL Y/O OXIDO METALICO Y, OPCIONALMENTE, (C) UNA TERCERA CAPA CONSISTIENDO EN ABSORBENTE SIN COLOR O SELECTIVO DE OXIDO METALICO, SIENDO UTILIZADOS PIGMENTOS DE INTERFERENCIA EN COMBINACION CON PIGMENTOS DE COLOR DE DISPERSION LIGERA O CON PIGMENTOS BLANDOS DE DISPERSION LIGERA EN LA ELABORACION DE SEGURIDADES A PRUEBA DE FALSIFICACION.
ES94901916T 1992-12-11 1993-11-30 Empleo de pigmentos de interferencia para la obtencion de documentos de valor protegidos contra falsificaciones. Expired - Lifetime ES2091687T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4241753A DE4241753A1 (de) 1992-12-11 1992-12-11 Verwendung von Interferenzpigmenten zur Herstellung von fälschungssicheren Wertschriften

Publications (1)

Publication Number Publication Date
ES2091687T3 true ES2091687T3 (es) 1996-11-01

Family

ID=6474978

Family Applications (1)

Application Number Title Priority Date Filing Date
ES94901916T Expired - Lifetime ES2091687T3 (es) 1992-12-11 1993-11-30 Empleo de pigmentos de interferencia para la obtencion de documentos de valor protegidos contra falsificaciones.

Country Status (10)

Country Link
US (1) US5573584A (es)
EP (1) EP0673319B1 (es)
JP (1) JP3266262B2 (es)
AT (1) ATE143314T1 (es)
CA (1) CA2143940C (es)
DE (2) DE4241753A1 (es)
ES (1) ES2091687T3 (es)
FI (1) FI952830A (es)
TW (1) TW242645B (es)
WO (1) WO1994013489A1 (es)

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DE4405492A1 (de) * 1994-02-21 1995-08-24 Basf Ag Mehrfach beschichtete metallische Glanzpigmente
EP0668329B1 (de) * 1994-02-21 1998-07-22 BASF Aktiengesellschaft Mehrfach beschichtete metallische Glanzpigmente
DE4415357A1 (de) * 1994-05-02 1995-11-09 Basf Ag Verwendung von Interferenzpigmenten zur Herstellung von fälschungssicheren Wertschriften
DE4419089A1 (de) * 1994-06-01 1995-12-07 Basf Ag Verwendung von Interferenzpigmenten zur Herstellung von fälschungssicheren Wertschriften und Verpackungen
DE19511696A1 (de) * 1995-03-30 1996-10-02 Basf Ag Glanzpigmente auf Basis reduzierter titandioxidbeschichteter silikatischer Plättchen
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DE19522864A1 (de) * 1995-06-23 1997-01-02 Merck Patent Gmbh Goldpigmente
US5958125A (en) * 1996-07-05 1999-09-28 Schmid; Raimund Goniochromatic luster pigments based on transparent, nonmetallic, platelet-shaped substrates
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US5951750A (en) * 1997-06-19 1999-09-14 Engelhard Corporation Anti-yellowing polyolefin compositions containing pearlescent pigment to prevent yellowing and method therefore
DE19731968A1 (de) * 1997-07-24 1999-01-28 Giesecke & Devrient Gmbh Sicherheitsdokument
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US6749676B2 (en) 2000-07-03 2004-06-15 Berol Corporation Erasable inks, writing instruments, and methods
EP1299486B1 (en) 2000-07-03 2004-09-22 Berol Corporation Pearlescent inks, writing instruments, and methods
US6586098B1 (en) 2000-07-27 2003-07-01 Flex Products, Inc. Composite reflective flake based pigments comprising reflector layers on bothside of a support layer
US6686042B1 (en) 2000-09-22 2004-02-03 Flex Products, Inc. Optically variable pigments and foils with enhanced color shifting properties
US6569529B1 (en) 2000-10-10 2003-05-27 Flex Product, Inc. Titanium-containing interference pigments and foils with color shifting properties
US6572784B1 (en) 2000-11-17 2003-06-03 Flex Products, Inc. Luminescent pigments and foils with color-shifting properties
US6565770B1 (en) 2000-11-17 2003-05-20 Flex Products, Inc. Color-shifting pigments and foils with luminescent coatings
DE10116315A1 (de) 2001-04-02 2002-10-10 Giesecke & Devrient Gmbh Farbcodierung zur Kennzeichnung von Gegentänden
US20020160194A1 (en) 2001-04-27 2002-10-31 Flex Products, Inc. Multi-layered magnetic pigments and foils
US6808806B2 (en) * 2001-05-07 2004-10-26 Flex Products, Inc. Methods for producing imaged coated articles by using magnetic pigments
US6827277B2 (en) * 2001-10-02 2004-12-07 Digimarc Corporation Use of pearlescent and other pigments to create a security document
US6830327B2 (en) * 2001-10-22 2004-12-14 Hewlett-Packard Development Company, L.P. Secure ink-jet printing for verification of an original document
US7694887B2 (en) 2001-12-24 2010-04-13 L-1 Secure Credentialing, Inc. Optically variable personalized indicia for identification documents
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Also Published As

Publication number Publication date
WO1994013489A1 (de) 1994-06-23
JPH08504376A (ja) 1996-05-14
ATE143314T1 (de) 1996-10-15
FI952830A0 (fi) 1995-06-08
CA2143940A1 (en) 1994-06-23
JP3266262B2 (ja) 2002-03-18
CA2143940C (en) 2004-06-15
US5573584A (en) 1996-11-12
FI952830A (fi) 1995-06-08
TW242645B (es) 1995-03-11
DE59304009D1 (de) 1996-10-31
DE4241753A1 (de) 1994-06-16
EP0673319A1 (de) 1995-09-27
EP0673319B1 (de) 1996-09-25

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