The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 10, 2011
Filed:
Jul. 22, 2004
Nikolai (Mykola) Ignatyev, Duisburg, DE;
Urs Welz-biermann, Heppenheim, DE;
Helge Willner, Muehlheim/Ruhr, DE;
Maik Finze, Nienburg, DE;
Eduard Bernhardt, Duisburg, DE;
Andriy Kucheryna, Wuppertal, DE;
Nikolai (Mykola) Ignatyev, Duisburg, DE;
Urs Welz-Biermann, Heppenheim, DE;
Helge Willner, Muehlheim/Ruhr, DE;
Maik Finze, Nienburg, DE;
Eduard Bernhardt, Duisburg, DE;
Andriy Kucheryna, Wuppertal, DE;
Merck Patent GmbH, Darmstadt, DE;
Abstract
The present invention relates to dyes of the general formula CATY(I), where Yis an anion selected from the group of the cyanoborates, fluoroalkylphosphates, fluoroalkylborates or imidates and CATis a cation selected from the group of the azine, xanthene, polymethine, styryl, azo, tetrazolium, pyrylium, benzopyrylium, thiopyrylium, benzothiopyrylium, thiazine, oxazine, triarylmethane, diarylmethane, methine, acridine, quinoline, isoquinoline or quaternary azafluorenone dyes, for colouring plastics and plastic fibres, for the preparation of flexographic printing inks, as ball-point pen pastes, as stamp ink, for colouring leather and paper, for use in data acquisition systems, reprography, in ink microfilters, in photogalvanics, laser technology and the photo industry.