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:
Aug. 07, 2001
Filed:
Dec. 14, 1998
Applicant:
Inventors:
Assignee:
MBT Holding AG, Zurich, CH;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C04B 7/00 ;
U.S. Cl.
CPC ...
C04B 7/00 ;
Abstract
A material for improving the surface appearance of cementitious mouldings comprises a polyalkylene oxide compound which is selected from polypropylene oxide adducts of either polyethylene glycol or polyethylene oxide-ethylene diamine adduct, polypropylene oxide chains being attached to all terminal groups. The material may be added to a cementitious composition as an admixture or applied to the surface of a moulding which has not yet hardened.