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:
Nov. 23, 2004
Filed:
Apr. 24, 2003
Martin Alexander Winter, Kelkheim, DE;
Andreas Harz, Schwalbach, DE;
Hans Joachim Metz, Darmstadt, DE;
Clariant GmbH, Frankfurt, DE;
Abstract
The invention relates to pigment preparations containing (a) at least one organic or inorganic pigment; (b) at least one cyclic imide of general formula (1) wherein R represents a linear-chain, branched or cyclic aliphatic radical having 10 to 30—preferably 12 to 25—carbon atoms, or an alkenyl radical having 10 to 30—preferably 12 to 25—carbon atoms, the aforementioned radicals being able to be substituted by at least one, e.g. 2, 3, 4 or 5, substituent from the group consisting of C -C -alkyl, C -C -alkoxy, C -C -aryl, hydroxy, carboxy, and sulfo, R , R , R and R are the same or different and represent hydrogen, C -C -alkyl, C -C -alkoxy, halogen, OR , NR R , —COOR , —CONR R , —NR —COR , SO NR R , —SO M, —NO , —CN or CF , R and R representing H or an alkyl radical having 1 to 10 C atoms and M representing an equivalent of a cation having a valency of 1 to 3; and (c) optionally further standard additives.