Basf Aktiengesellschaft

Juan Antonio Gonzalez Gomez

Hansulrich Reisacher

Andreas Stohr

Ingo Klopp

Uwe Mauthe

Karl Siemensmeyer

Norbert Schneider

Raimund Schmid

Peter Schuhmacher

Hans-Ulrich Reisacher

Christian Krueger

Solid pigment preparations comprising as essential constituents

Solid pigment preparations containing water-soluble surface-active polyurethane-base additives

Solid pigment preparations containing anionic and non-ionic surface-active additives

Pigment preparations including as essential constituents

Pigment preparations

Pigment granules having an average particle size from 50 to 5000 &#x3bc;m and a BET surface area &#x2266;15 m/g, including as essential constituents

Pigment granules

Solid pigment preparations containing the following ingredients as substantial components: (A) 60&#x2013;85 wt. % of at least one organic pigment, (B) 0.1&#x2013;15 wt. % of at least one pigment derivative of general formula I wherein the variables have the following meanings: P is the radical of the parent substance of an organic pigment; T, Tindependently represent a chemical bond, &#x2014;CONR&#x2014; or &#x2014;SONR&#x2014;; B, Bindependently represent a chemical bond, C1&#x2013;C8-alkylene or phenylene; X, Y independently represent similar or different groups &#x2014;SO&#x2014; Kaor &#x2014;COO&#x2014; Ka; m, n represent a rational number from 0 to 3, whereby 1=m+n=4; KaH, Li, Na, K, NRRRRor a mixture of said cations; Rrepresents hydrogen; C&#x2013;C-alkyl; phenyl or naphthyl which can be respectively substituted by C&#x2013;C-alkyl; R, R, R, Rindependently represent hydrogen; C&#x2013;C-alkyl; C&#x2013;C-alkenyl; C&#x2013;C-cycloalkyl which can be substituted by C&#x2013;C-alkyl; phenyl or naphthyl which can be respectively substituted by C&#x2013;C-alkyl or C&#x2013;C-alkenyl; a radical of formula &#x2014;[CHR&#x2014;CHR&#x2014;O]x&#x2014;R, wherein the repeating units &#x2014;[CHR&#x2014;CHR&#x2014;O] for x &#x3e;1 can vary; R, R, Rindependently represent hydrogen or C&#x2013;C-alkyl; x is a whole number =1, and (C) 14.9 39.9 wt. % of at least one surface active additive from the group of non-ionic polyethers containing no primary amino groups, the acidic phosphoric acid esters, phosphonic acid esters, sulphuric acid esters and/or sulfonic acid esters thereof, the salts thereof and the condensation produces thereof with formaldehyde. 

Solid pigment preparations containing pigment derivatives and surface-active additives

Pigment preparation

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Ludwigshafen, Germany

Juan Antonio Gonzalez Gomez