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. 11, 1976
Filed:
Sep. 19, 1973
Applicant:
Inventors:
Erhard Bosch, Burghausen, DT;
Karl Braunsperger, Raitenhaslach, DT;
Herbert Gluck, Burghausen, DT;
Ewald Pirson, Burghausen, DT;
Michael Roth, Burghausen, DT;
Assignee:
Wacker-Chemie GmbH, Munich, DT;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08J / ;
U.S. Cl.
CPC ...
428446 ; 428454 ;
Abstract
A method for imparting water repellency to construction materials which comprises treating said materials with a solution containing alkali metal organosiliconates of which at least 10 percent of the alkali metal organosiliconates are alkali metal propylsiliconates.