公开(公告)号：US3778289A

公开(公告)日：1973-12-11

申请号：US3778289D

申请日：1972-03-14

Applicant: BAYER AG

Inventor： RUDOLF H ,  WIEGREFFE W ,  BOECKMANN A ,  TRENCZEK G ,  RITTER W

IPC: C08K9/06 ,  C09C3/12 ,  C08J1/36

CPC classification number: C09C3/12 ,  C01P2006/20 ,  C08K9/06

Abstract: INORGANIC PIGMENTS SUCH AS TITANIUM DIOXIDE ARE RENDERED EASILY DISPERSIBLE IN AQUEOUS OR NON-AQUEOUS SYSTEMS BY THE PRESENCE OF ABOUT 0.1 TO 5% BY WEIGHT OF HYDROXY-SUBSTITUTED 1,3-DIOXA - 2 - SILA-CYCLOHEXANES, PREFERABLY OF THE FORMULA

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WHEREIN R IS HYDROGEN, ALKYL, ALKOXYALKYL OR ARYL, R1 AND R2 EACH INDEPENDENTLY IS ALKYL, AND N IS 0 OR 1, THE ALKYL RADICALS OF R, R1 AND R2 EACHCONTAINING UP TO ABOUT 6 CARBON ATOMS.