公开(公告)号：US3728142A

公开(公告)日：1973-04-17

申请号：US3728142D

申请日：1970-12-28

Applicant: BAYER AG

Inventor： GUTSCHE W ,  BOECKMANN A ,  PRATER K ,  RUDOLPH H ,  TRENCZEK G

IPC: C08K9/08 ,  C09C1/36 ,  C09C3/00

CPC classification number: C09C1/3692 ,  C01P2004/84 ,  C08K9/08 ,  C09C3/006 ,  C09C3/08 ,  C09C3/10

Abstract: AN INORGANIC PIGMENT SUCH AS TITANIUM DIOXIDE IS RENDERED READILY DISPERSIBLE BY PROVIDING IT WITH A COATING OF AN ALKYD RESIN INCLUUDING RADICALS OF A POLYCARBOXYLIC ACID AND AT LEAST ABOUT 25% BY WEIGHT OF THE RADICALS OF FATTY ACIDS CONTAINING MORE THAN 6 CARBON ATOMS, AND FURTHER INCLUDING RADICALS OF POLYOLS CONTAINING AT LEAST 3 HYDROXYL GROUPS, THE RATIO OF OXYGEN ATOMS TO CARBON ATOMS IN THE POLYOL MOLECULE NOT EXCEEDING 0.7:1