Compositions: coating or plastic – Coating or plastic compositions – Silicon dioxide containing
Reexamination Certificate
2008-11-20
2011-10-18
Green, Anthony (Department: 1731)
Compositions: coating or plastic
Coating or plastic compositions
Silicon dioxide containing
C106S482000, C423S335000, C423S339000
Reexamination Certificate
active
08038788
ABSTRACT:
Coating systems characterized in that they contain 0.5% by weight to 30% by weight of a hydrophilic, structurally modified, optionally reground, fumed silica.
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Meyer Juergen
Michael Guenther
Evonik Degussa GmbH
Green Anthony
Oblon, Spivak McClelland, Maier & Neustadt, L.L.P.
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