characterised by process features

Industry

  • CPC
  • C09B41/006
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method for continuously preparing water-soluble azo dye by coupling...

    • Patent number 9,394,445
    • Issue date Jul 19, 2016
    • Dalian University of Technology
    • Shufen Zhang
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Manufacturing process

    • Patent number 7,772,376
    • Issue date Aug 10, 2010
    • Fujifilm Imaging Colorants Limited
    • David Martin Payne
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Preparation of azo colorants in microreactors and their use in elec...

    • Patent number 7,309,389
    • Issue date Dec 18, 2007
    • Clariant Finance (BVI) Limited
    • Ruediger Baur
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Preparation of azo colorants in microreactors and their use in elec...

    • Patent number 7,135,266
    • Issue date Nov 14, 2006
    • Clariant Finance (BVI) Limited
    • Ruediger Baur
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Process for preparing azo colorants

    • Patent number 6,548,647
    • Issue date Apr 15, 2003
    • Clariant GmbH
    • Erwin Dietz
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Method of producing disazo pigment

    • Patent number 6,303,762
    • Issue date Oct 16, 2001
    • Toyo Ink Mfg. Co., Ltd.
    • Hitoshi Maki
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Pigment for electrophotographic toners and developers

    • Patent number 6,168,895
    • Issue date Jan 2, 2001
    • Clariant GmbH
    • Hans Joachim Metz
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Pigment for electrophotographic toners and developers

    • Patent number 6,028,178
    • Issue date Feb 22, 2000
    • Clariant GmbH
    • Hans Joachim Metz
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Method of manufacturing a disazo pigment and disazo pigment manufac...

    • Patent number 5,958,128
    • Issue date Sep 28, 1999
    • Toyo Ink Manufacturing Co., Ltd.
    • Yoshimi Kikuchi
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    High temperature process for preparing fiber reactive dyes

    • Patent number 5,350,838
    • Issue date Sep 27, 1994
    • Hoechst Celanese Corporation
    • Mark A. Helle
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Process for the preparation of mono- and polyazo dyes

    • Patent number 5,116,955
    • Issue date May 26, 1992
    • Ciba-Geigy Corporation
    • Horst Langfeld
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Monoazo pigments derived from diazotized di- or trichloroanilines,...

    • Patent number 5,086,168
    • Issue date Feb 4, 1992
    • Hoechst Aktiengesellschaft
    • Wolfgang Rieper
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Process for making azo pigments

    • Patent number 4,920,205
    • Issue date Apr 24, 1990
    • Hoechst Aktiengesellschaft
    • Heinrich Rehberg
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Process for making azo pigments

    • Patent number 4,920,206
    • Issue date Apr 24, 1990
    • Hoechst Aktiengesellschaft
    • Hartmut Behringer
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Process for the diazotisation of primary aromatic amines which are...

    • Patent number 4,874,847
    • Issue date Oct 17, 1989
    • Ciba-Geigy Corporation
    • Rudiger Oxenius
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Direct process for the production of printing inks

    • Patent number 4,664,710
    • Issue date May 12, 1987
    • Sun Chemical Corporation
    • Francis E. Gleason
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Production of pigments

    • Patent number 4,469,515
    • Issue date Sep 4, 1984
    • Ciba-Geigy Corporation
    • David T. Pechey
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Azo coupling process

    • Patent number 4,395,264
    • Issue date Jul 26, 1983
    • BASF Wyandotte Corporation
    • George W. Fenwick
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Production of pigments

    • Patent number 4,341,701
    • Issue date Jul 27, 1982
    • Ciba-Geigy Corporation
    • David T. Pechey
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Continuous azo coupling process

    • Patent number 4,252,718
    • Issue date Feb 24, 1981
    • Imperial Chemical Industries Limited
    • John H. Atherton
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    2410219

    • Patent number 2,410,219
    • Issue date Oct 29, 1946
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents

  • Information Patent Application

    A CONTINUOUS PROCESS FOR THE SYNTHESIS OF AZO DYES INVOLVING IN-SIT...

    • Publication number 20220389226
    • Publication date Dec 8, 2022
    • Council of Scientific and Industrial Research
    • Amol Arvind KULKARNI
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    Manufacturing Process

    • Publication number 20090118478
    • Publication date May 7, 2009
    • FUJIFILM IMAGING COLORANTS LIMITED
    • David Martin Payne
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    High-Purity Naphthol as Pigments

    • Publication number 20070240618
    • Publication date Oct 18, 2007
    • Ulrike Rohr
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Process For Producing High-Purity Azo Dyes

    • Publication number 20070213516
    • Publication date Sep 13, 2007
    • Volker Hoellein
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    Preparation of azo colorants in microreactors and their use in elec...

    • Publication number 20060228640
    • Publication date Oct 12, 2006
    • CLARIANT FINANCE (BVI) LIMITED
    • Ruediger Baur
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Preparation of azo colorants in microreactors and their use in elec...

    • Publication number 20030083410
    • Publication date May 1, 2003
    • CLARIANT FINANCE ( BVI) LIMITED
    • Ruediger Baur
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Process for preparing azo colorants

    • Publication number 20020055619
    • Publication date May 9, 2002
    • Clariant GmbH
    • Erwin Dietz
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    Method of producing disazo pigment

    • Publication number 20010041793
    • Publication date Nov 15, 2001
    • TOYO INK Mfg. Co., Ltd.
    • Hitoshi Maki
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...