Aluminium oxide-containing dispersion

Details Aluminium oxide-containing dispersion Aluminium oxide-containing dispersion

2007-01-26

2010-11-16

Jagannathan, Vasu (Department: 1796)

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

At least one aryl ring which is part of a fused or bridged...

C524S115000, C523S200000, C523S204000, C423S299000, C423S600000

Reexamination Certificate

active

07834076

ABSTRACT:
A dispersion containing aluminum oxide of pyrogenic origin and water, where the aluminum oxide is present in the form of aggregated primary particles with a BET surface area of 20 to 200 m2/g and has a mean, volume-based aggregate diameter in the dispersion of less than 100 nm, and is surface-modified with (i) organophosphonic acids, or salts thereof, and (ii) at least one hydroxycarboxylic acids or salts thereof.

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patent: 2007/0098990 (2007-05-01), Cook et al.
patent: 2007/0149097 (2007-06-01), Fujii et al.
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patent: 2004 096941 (2004-11-01), None
patent: WO 2004/111145 (2004-12-01), None

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