PATENT ASSIGNEE'S COUNTRY | Germany |
UPDATE | 10.00 |
PATENT ASSIGNEE | Bayer AG |
PATENT CLAIMS |
Production process (a) Mixing inorg. pigment powder with water-soluble, hydrophilic auxiliary substance liquid (0.1-10%) at 25C (b) Pelletizing mixt by compacting & crushing mixt., one fraction having particle size 100-1000 micro.m |
PATENT PHOTOCOPY | Available on request |
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