Udo W Wieschnowsky

US Patent:

20050100502, May 12, 2005

Filed:

Oct 28, 2004

Appl. No.:

10/976357

Inventors:

Kai Krauss - Hurth, DE
Alfons Karl - Grundau, DE
Burkhard Freund - Erftstadt, DE
Udo Wieschnowsky - Parkersburg WV, US
Helmut Mangold - Rodenbach, DE
Kai Schumacher - Hofheim, DE
Rainer Golchert - Dieburg, DE
Helmut Roth - Mainaschaff, DE

International Classification:

G03C001/492
G03C001/494
G03C001/76
C01D003/00

US Classification:

423449100

Abstract:

Carbon black with an OAN, measured on the beaded carbon black, of less than 120 ml/100 g. A process for the preparation of the carbon black is described, wherein a salt solution is converted into an aerosol and this is then introduced into the carbon black formation zone. The carbon black can be used in inks, paints, lacquers, printing inks and ink-jet inks, and for coloring plastics.

US Patent:

20090035210, Feb 5, 2009

Filed:

Oct 15, 2008

Appl. No.:

12/251557

Inventors:

Kai Krauss - Hurth, DE
Alfons Karl - Grundau, DE
Burkhard Freund - Erftstadt, DE
Udo Wieschnowsky - Parkersburg WV, US
Helmut Mangold - Rodenbach, DE
Kai Schumacher - Hofheim, DE
Rainer Golchert - Dieburg, DE
Helmut Roth - Mainaschaff, DE

International Classification:

C09C 1/48

US Classification:

4234491

Abstract:

Carbon black with an OAN, measured on the beaded carbon black, of less than 120 ml/100 g. A process for the preparation of the carbon black is described, wherein a salt solution is converted into an aerosol and this is then introduced into the carbon black formation zone. The carbon black can be used in inks, paints, lacquers, printing inks and ink-jet inks, and for coloring plastics.