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. 10, 1998
Filed:
Jun. 06, 1997
Applicant:
Inventors:
Edward T Shawl, Wallingford, PA (US);
Xinhau Zhou, West Chester, PA (US);
Kenneth G McDaniel, West Chester, PA (US);
Assignee:
Arco Chemical Technology, L.P., Greenville, DE (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C04B / ;
U.S. Cl.
CPC ...
106727 ; 106728 ; 106808 ; 106823 ; 524-5 ;
Abstract
There is provided a cement composition having improved fluidity comprising cement and an addition copolymer of (a) an adduct of a polyether polyol and an ethylenically unsaturated isocyanate with (b) an ethylenically unsaturated carboxylic acid.