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:
Jul. 09, 2024
Filed:
Jul. 08, 2019
Evonik Operations Gmbh, Essen, DE;
Matthias Geisler, Nörten-Hardenberg, DE;
Maria Nargiello, Piscataway, NJ (US);
Bettina Gerharz-Kalte, Hünfelden, DE;
Björn Lazar, Hasselroth, DE;
Uwe Numrich, Gross-Zimmern, DE;
Ulrich Boes, Frankfurt a.M., DE;
Bob Tse-Weng Lin, Branchburg, NJ (US);
Craig Biesiada, South Amboy, NJ (US);
Evonik Operations GmbH, Essen, DE;
Abstract
The present invention relates to a thermal insulating composition, containing 5 to 60% by weight of a hydrophobized granular material comprising fumed silica and at least one IR-opacifier, and 40 to 95% by weight of an inorganic and/or an organic binder, whereby the hydrophobized granular material has a content of free hydroxyl groups of no greater than 0.12 mmol/g, as determined by the reaction with lithium aluminium hydride.