公开(公告)号：DE50302159D1

公开(公告)日：2006-04-06

申请号：DE50302159

申请日：2003-06-11

Applicant: DEGUSSA

Inventor： ZOCH DR ,  KALBITZ WERNER ,  LUEDTKE STEPHAN ,  LUETHGE DR ,  TAUBER GERD

IPC: B41J2/01 ,  C09D11/00 ,  B41M5/00 ,  C08L25/08 ,  C08L33/02 ,  C09C1/56 ,  C09C3/10 ,  C09D7/12 ,  C09D11/02 ,  C09D17/00 ,  C09K23/52

Abstract: An aqueous colloidal frozen gas black suspension comprises (wt.%): gas black (2-30), carbon black (0-40), dispersion supporting additive, biocide, and water, of zeta potential below -10 mV, surface tension higher than 50 nM/m and mean particle size less than 200 nm. Independent claims are included for: (1) a method of preparing the suspension by dispersion of the gas black, optionally the carbon black, and the dispersion supporting additive in water; (2) an ink containing the aqueous colloidal, frozen, and storage stable suspension.

公开(公告)号：DE50102114D1

公开(公告)日：2004-06-03

申请号：DE50102114

申请日：2001-12-01

Applicant: DEGUSSA

Inventor： OTTO DR ,  ZOCH DR ,  KOPIETZ JAN

IPC: C09C1/56 ,  C08K9/08 ,  C09C1/58 ,  C09C3/10 ,  C09D11/00

Abstract: A beaded black containing at least one pelletizing additive and at least one synthetic oil. The beaded black can be produced in a pelletizing machine and used as a filler and/or pigment in rubber and plastic articles and as a pigment for the production of printing inks.