C - Chemistry – Metallurgy – 09 – C
Patent
C - Chemistry, Metallurgy
09
C
C09C 3/12 (2006.01) C08K 5/54 (2006.01) C08K 9/06 (2006.01) C09C 1/40 (2006.01) C09D 5/34 (2006.01) C09D 133/06 (2006.01) C09J 11/06 (2006.01) C09J 133/06 (2006.01) C09K 3/10 (2006.01)
Patent
CA 2270005
The present invention discloses a surface-modified mineral filler obtainable by providing (A) a mixture of a mineral filler with water; (B) thoroughly mixing the mixture provided in step (A) with a water-based organosiloxane-containing composition containing an organosiloxane which is soluble in water and contains OH groups, at least one amino-functional group and optionally at least one other organo-functional group selected from alkyl, haloalkyl, alkenyl, glycidyl ether alkyl, acryloxyalkyl and methacryloxyalkyl groups, wherein one of the amino-functional and other organo-functional groups is bonded to each silicon atom of the organosiloxane; (C) and drying the resulting mixture. Also disclosed is a process for its preparation and a polymer composition which comprises the surface-modified filler.
Barfurth Dieter
Edelmann Roland
Frings Albert-Johannes
Horn Michael
Jenkner Peter
Degussa Ag
Fetherstonhaugh & Co.
Huls Aktiengesellschaft
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