DE69414414T2 - Optisch veränderliches pigment enthaltende überzugsmasse - Google Patents

Optisch veränderliches pigment enthaltende überzugsmasse

Info

Publication number
DE69414414T2
DE69414414T2 DE69414414T DE69414414T DE69414414T2 DE 69414414 T2 DE69414414 T2 DE 69414414T2 DE 69414414 T DE69414414 T DE 69414414T DE 69414414 T DE69414414 T DE 69414414T DE 69414414 T2 DE69414414 T2 DE 69414414T2
Authority
DE
Germany
Prior art keywords
particle size
pigment flakes
optically variable
particles
thin film
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.)
Revoked
Application number
DE69414414T
Other languages
English (en)
Other versions
DE69414414D1 (de
Inventor
Kendall Scott
Daniel Johnson
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 Corp
Original Assignee
BASF Corp
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=22627739&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69414414(T2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by BASF Corp filed Critical BASF Corp
Application granted granted Critical
Publication of DE69414414D1 publication Critical patent/DE69414414D1/de
Publication of DE69414414T2 publication Critical patent/DE69414414T2/de
Anticipated expiration legal-status Critical
Revoked 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
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
    • C09D5/36—Pearl essence, e.g. coatings containing platelet-like pigments for pearl lustre
    • 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
    • C09C1/0078—Pigments consisting of flaky, non-metallic substrates, characterised by a surface-region containing free metal
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
    • C09D5/29—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes for multicolour effects

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Paints Or Removers (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)
  • Pigments, Carbon Blacks, Or Wood Stains (AREA)
DE69414414T 1993-12-23 1994-12-05 Optisch veränderliches pigment enthaltende überzugsmasse Revoked DE69414414T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US17245093A 1993-12-23 1993-12-23
PCT/US1994/013891 WO1995017480A1 (en) 1993-12-23 1994-12-05 Coating composition containing optically-variable pigment

Publications (2)

Publication Number Publication Date
DE69414414D1 DE69414414D1 (de) 1998-12-10
DE69414414T2 true DE69414414T2 (de) 1999-06-17

Family

ID=22627739

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69414414T Revoked DE69414414T2 (de) 1993-12-23 1994-12-05 Optisch veränderliches pigment enthaltende überzugsmasse

Country Status (11)

Country Link
EP (1) EP0736077B1 (de)
JP (1) JP3824322B2 (de)
KR (1) KR960705887A (de)
AT (1) ATE173001T1 (de)
BR (1) BR9407913A (de)
CA (1) CA2174546C (de)
DE (1) DE69414414T2 (de)
DK (1) DK0736077T3 (de)
ES (1) ES2126873T3 (de)
GR (1) GR3029299T3 (de)
WO (1) WO1995017480A1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09208867A (ja) * 1996-02-01 1997-08-12 Toyo Alum Kk 塗料組成物および塗膜形成方法
US5871827A (en) * 1996-06-21 1999-02-16 Ciba Specialty Chemicals Corporation Finishes containing light interference pigments
EP0813911A3 (de) * 1996-06-21 1999-04-21 Ciba SC Holding AG Deckschichten mit Lichtinterferenzpigmenten
KR100481972B1 (ko) * 1996-12-30 2005-06-02 고려화학 주식회사 다채무늬형성용도료조성물
DE19923656C2 (de) * 1999-05-22 2002-12-19 Du Pont Verfahren zur Kontrastlackierung von Substraten und dessen Verwendung
US6325847B1 (en) * 1999-11-30 2001-12-04 Engelhard Corporation Precious metal color effect materials and production thereof
WO2008128714A1 (en) 2007-04-24 2008-10-30 Sicpa Holding S.A. Method of marking a document or item; method and device for identifying the marked document or item; use of circular polarizing particles

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4434010A (en) * 1979-12-28 1984-02-28 Optical Coating Laboratory, Inc. Article and method for forming thin film flakes and coatings
AU5138090A (en) * 1989-03-22 1990-09-27 Basf Corporation Coating system with metallic basecoat exhibiting dichromatic hue shift effects
DE4207723A1 (de) * 1992-03-11 1993-09-16 Merck Patent Gmbh Oberflaechenmodifizierte pigmente
DE4217511A1 (de) * 1992-05-27 1993-12-02 Basf Ag Glanzpigmente auf der Basis von mehrfach beschichteten plättchenförmigen metallischen Substraten

Also Published As

Publication number Publication date
BR9407913A (pt) 1996-11-26
WO1995017480A1 (en) 1995-06-29
JPH09507090A (ja) 1997-07-15
DK0736077T3 (da) 1999-07-19
JP3824322B2 (ja) 2006-09-20
DE69414414D1 (de) 1998-12-10
EP0736077B1 (de) 1998-11-04
EP0736077A1 (de) 1996-10-09
CA2174546A1 (en) 1995-06-29
KR960705887A (ko) 1996-11-08
ES2126873T3 (es) 1999-04-01
ATE173001T1 (de) 1998-11-15
CA2174546C (en) 2003-08-19
GR3029299T3 (en) 1999-05-28

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8331 Complete revocation