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Title:
METAL OXIDE-CONTAINING DISPERSION WITH HIGH SALT STABILITY
Document Type and Number:
WIPO Patent Application WO/2017/009032
Kind Code:
A1
Abstract:
The invention relates to an aqueous dispersion containing a hydrophilic metal oxide powder with a metal oxide and a surface modification of the metal oxide, wherein a) the metal oxide is selected from the group consisting of ΤiΟ2, ZrO2, SiO2, Al2O3, Fe2O3, Fe3O4, Sb2O3, WO3, CeO2 and mixed oxides thereof and b) the surface modification comprises b1) silicon atoms and aluminum atoms and b2) the silicon atoms are bound at least partially by means of a C-atom to a hydrocarbon group b3) the molar ratio Al/Si of the surface modification is 1 :2 - 1 :20.

Inventors:
LORTZ WOLFGANG (DE)
FISCHER ULRICH (DE)
NESS DANIEL (DE)
BERGMANN GABRIELE (DE)
DAUTH KATHARINA (DE)
Application Number:
PCT/EP2016/064955
Publication Date:
January 19, 2017
Filing Date:
June 28, 2016
Export Citation:
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Assignee:
EVONIK DEGUSSA GMBH (DE)
LORTZ WOLFGANG (DE)
FISCHER ULRICH (DE)
NESS DANIEL (DE)
BERGMANN GABRIELE (DE)
DAUTH KATHARINA (DE)
International Classes:
C01B33/14; C01B33/141; C01B33/149; C01B33/159; C09C1/30
Domestic Patent References:
WO2004035474A12004-04-29
WO2003106339A12003-12-24
WO2002022745A12002-03-21
WO2010042672A12010-04-15
Foreign References:
US20060093541A12006-05-04
US20040037964A12004-02-26
US20050133766A12005-06-23
US20100092765A12010-04-15
US20130071649A12013-03-21
US20040241101A12004-12-02
US20020172827A12002-11-21
EP0995718A12000-04-26
EP2500090A12012-09-19
Other References:
PART. SYST. CHARACT., vol. 31, 2014, pages 94 - 100
CLEAN TECHNOLOGY, 2010, pages 25 - 28, ISBN: 978-1-4398-3419-0, Retrieved from the Internet
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