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:
Dec. 28, 1999
Filed:
Dec. 11, 1997
Applicant:
Inventors:
Hans-Josef Laas, Koln, DE;
Martin Brahm, Leverkusen, DE;
Jan Mazanek, Koln, DE;
Hermann Kober, Bergisch Gladbach, DE;
Manfred Schonfelder, Leverkusen, DE;
Dietbert Knofel, Siegen, DE;
Karl-Georg Bottger, Siegen, DE;
Anke Reinschmidt, Kreuztal, DE;
Assignee:
Bayer Aktiengesellschaft, Leverkusen, DE;
Primary Examiner:
Int. Cl.
CPC ...
C04B / ;
U.S. Cl.
CPC ...
106727 ; 106808 ; 106823 ; 524-2 ; 524-5 ;
Abstract
The present invention relates to a process for preparing mortar/concrete compositions by incorporating into the mortar/concrete compositions either before or during the mixing operation a water-dispersible polyisocyanate which