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:
Mar. 09, 2021
Filed:
Dec. 18, 2013
Applicant:
Certainteed Gypsum, Inc., Malvern, PA (US);
Inventors:
Assignee:
CertainTeed Gypsum, Inc., Malver, PA (US);
Primary Examiner:
Int. Cl.
CPC ...
C04B 11/00 (2006.01); B28B 1/16 (2006.01); E04C 2/04 (2006.01); C04B 28/14 (2006.01); C04B 111/28 (2006.01);
U.S. Cl.
CPC ...
C04B 11/00 (2013.01); B28B 1/16 (2013.01); C04B 28/14 (2013.01); E04C 2/043 (2013.01); C04B 2111/28 (2013.01);
Abstract
The invention relates to a plaster-based composition comprising nanometric boehmite and/or nanometric aluminium trihydroxide, this composition making it possible to obtain products having better dimensional stability at high and in particular at very high temperature. The invention also relates to the method of obtaining the products, and the products produced.