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. 02, 2008
Filed:
Nov. 05, 2004
Applicants:
Marcus Guzmann, Muehlhausen, DE;
Karl-heinz Buechner, Altlussheim, DE;
Pia Baum, Weinheim, DE;
Gregor Brodt, Heppenheim, DE;
Inventors:
Marcus Guzmann, Muehlhausen, DE;
Karl-Heinz Buechner, Altlussheim, DE;
Pia Baum, Weinheim, DE;
Gregor Brodt, Heppenheim, DE;
Assignee:
BASF Aktiengesellschaft, Ludwigshafen, DE;
Primary Examiner:
Int. Cl.
CPC ...
C08F 20/06 (2006.01);
U.S. Cl.
CPC ...
Abstract
A description is given of (meth)acrylic acid copolymers containing methacrylic acid units, the polymer being functionalized with aminoalkylsulfonic acid. In addition, a description is given of a process for preparation thereof and use thereof for water treatment, scale inhibition in petroleum production and corrosion inhibition in aqueous systems.