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. 03, 2005
Filed:
Oct. 01, 2002
Applicants:
Herbert Barthel, Emmerting, DE;
Mario Heinemann, Burghausen, DE;
August Altenbuchner, St. Radegund, AT;
Inventors:
Herbert Barthel, Emmerting, DE;
Mario Heinemann, Burghausen, DE;
August Altenbuchner, St. Radegund, AT;
Assignee:
Wacker-Chemic GmbH, Munich, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B005/16 ;
U.S. Cl.
CPC ...
Abstract
Silylated silica is prepared by silylating silica with an organosiloxane composed of A units of the formula (I)(RSiO)  (I)and B units of the formulae (IIa-c)(RSiO), and/or  (IIa)(RSiO), and/or  (IIb)(SiO)  (IIc),optionally having 1 or 2 attached groups —X on Si atoms, where