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. 19, 1998
Filed:
Aug. 22, 1996
Applicant:
Inventors:
Neal S Berke, N. Chelmsford, MA (US);
Kevin J Folliard, Wellesley, MA (US);
Awdhoot Vasant Kerkar, Columbia, MD (US);
Brian Scott Gilbert, Columbia, MD (US);
Assignee:
W.R. Grace & Co.-Conn., New York, NY (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
D02G / ;
U.S. Cl.
CPC ...
428375 ; 428364 ; 428379 ; 428392 ; 428394 ; 106711 ; 106819 ; 106820 ; 524-3 ; 524-4 ; 524-6 ;
Abstract
The bonding between concrete and fibers is enhanced by using a fiber coating material selected from certain glycol ethers, having at least three carbon atoms in an oxyalkylene group, and glycerol ethers. The present invention pertains to such coated fibers, a method for modifying a concrete using the coated fibers, and a cementitious composition containing the coated fibers.