公开(公告)号：DE19748143A1

公开(公告)日：1998-05-28

申请号：DE19748143

申请日：1997-10-31

Applicant: BASF AG

Inventor： ADEL JOERG DR ,  SEEGER OLIVER DR

IPC: C01G29/00 ,  C08K3/22 ,  C09C1/00 ,  C09D7/12 ,  C08K3/20 ,  C09D11/02 ,  C09D17/00

Abstract: beta -bismuth oxide is a pigment with isometric particle form and having an average particle size of 0.5-2.5 mu m. Also claimed are: (a) coloured preparations contg. a coloured material and the above beta -bismuth, oxide pigment; (b) prodn. of beta -bismuth oxide; and (c) process for stabilising beta -bismuth oxide.