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:
Jul. 20, 1999
Filed:
Apr. 28, 1997
Applicant:
Inventors:
Assignee:
MBT Holding AG, Zurich, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08K / ; C08F / ; C08L / ;
U.S. Cl.
CPC ...
524377 ; 524376 ; 525 5424 ; 525 5431 ; 525187 ;
Abstract
An admixture for use in cementitious compostions which are to be applied in consecutive layers consists essentially of a water-soluble polyalkylene oxide and a superabsorbent material. Optionally (and preferably) also present is a plasticiser or superplasticiser, preferably a polyalkylene oxide-modified styrene-maleic anhydride copolymer.