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. 31, 1987
Filed:
Sep. 11, 1985
Applicant:
Inventor:
Erhard Schinski, Erkrath, DE;
Assignee:
Henkel Kommanditgesellschaft auf Aktien, Duesseldorf, DE;
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C04B / ; C04B / ;
U.S. Cl.
CPC ...
106 93 ; 106 90 ; 106314 ; 524-2 ; 524 42 ; 524 45 ;
Abstract
An additive for cementitious compositions is provided comprised of a cellulose ether, a starch ether and a polyacrylamide. This additive, when added to cementitious compositions, improves the workability of the resulting cementitious composition when used as a tile grout or mortar.