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:
Jul. 25, 2006
Filed:
Apr. 16, 2002
Roman Lenz, Liestal, CH;
Olof Wallquist, Therwil, CH;
Roman Lenz, Liestal, CH;
Olof Wallquist, Therwil, CH;
Ciba Specialty Chemicals Corporation, Tarrytown, NY (US);
Abstract
Compositions comprising water-based coating materials and a ternary 1,4-diketo-3,6-diphenylpyrrolo[3,4-c]pyrrole composition comprising compounds of formulae (I), (II) and (III), wherein Xand Xare each independently of the other hydrogen or chlorine, with the proviso that Xand Xare not simultaneously hydrogen, and Rand R2 ? are each independently of the other hydrogen, C–Calkyl, chlorine, bromine, C–Ctrifluoroalkyl, C–Calkoxy or a phenyl radical unsubstituted or substituted by C–Calkyl, chlorine, bromine or by C–Calkoxy, with the proviso that compounds of formulae (I), (II) and (III) are different, and also a process for the preparation thereof, and novel ternary 1,4-diketo-3,6-diphenyl-pyrrolo[3,4-c]pyrrole compositions, and the use thereof in the pigmenting of high or low molecular weight material