The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 04, 2011
Filed:
May. 23, 2006
Kai Schumacher, Hofheim, DE;
Helmut Roth, Mainaschaff, DE;
Rainer Golchert, Dieburg, DE;
Helmut Mangold, Rodenbach, DE;
Mario Scholz, Grundau, DE;
Kai Schumacher, Hofheim, DE;
Helmut Roth, Mainaschaff, DE;
Rainer Golchert, Dieburg, DE;
Helmut Mangold, Rodenbach, DE;
Mario Scholz, Grundau, DE;
EVONIK DEGUSSA GmbH, Essen, DE;
Abstract
Alkali metal oxide-metal oxide mixed oxide powder in the form of aggregates of pore-free primary particles, comprising from 0.005 to 5% by weight of at least one alkali metal oxide, which has a BET surface area of from 100 to 350 m/g, has a specific DBP number, expressed as DBP number per square meter of specific surface area, greater than or equal to that of a powder which has only the metal oxide component, has the alkali metal oxide distributed in the core and on the surface of the primary particles. Silicone rubber comprising the alkali metal oxide-metal oxide mixed oxide powder.