Compositions: coating or plastic – Coating or plastic compositions – Silicon dioxide containing
Reexamination Certificate
2005-06-13
2010-11-30
Del Cotto, Gregory R (Department: 1796)
Compositions: coating or plastic
Coating or plastic compositions
Silicon dioxide containing
C106S003000, C106S031010
Reexamination Certificate
active
07842129
ABSTRACT:
A coating formulation containing at least one surface-modified silicon dioxide having a 60° reflectometer value of <3 and a black number Myof at least 140 has excellent performance properties, for example, a very good transparency.
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DIN 55979.
Behl Reinhard
Christian Hans-Dieter
Köhler Hans-Werner
Meyer Jürgen
Schmeier Uwe
Del Cotto Gregory R
Evonik Degussa GmbH
Khan Amina
Oblon, Spivak McClelland, Maier & Neustadt, L.L.P.
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