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:
May. 13, 2008
Filed:
Jun. 27, 2006
Applicants:
Roland Bayer, Walsrode, DE;
Hartwig Schlesiger, Walsrode, DE;
Daniel Auriel, Bad Fallingbostel, DE;
Inventors:
Assignee:
Dow Wolff Cellulosics GmbH, Bomlitz, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C04B 24/38 (2006.01);
U.S. Cl.
CPC ...
Abstract
A composition comprising cellulose ether, a superplasticizer and defoamer suitable for use as an additive in extruding inorganic compositions is disclosed. The inventive composition functions as a water retention agent, plasticizer and lubricant in the extrusion of inorganic compositions. The use of the inventive composition in the extrusion of building materials leads to improved processing properties, to a higher surface quality and product properties of the extruded article.