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. 13, 2011
Filed:
Oct. 17, 2007
Applicants:
Volker Braig, Weinheim-Lützelsachsen, DE;
Michael DE Marco, Palo Alto, CA (US);
Michael Stösser, Neuhofen, DE;
Joachim Pakusch, Speyer, DE;
Inventors:
Volker Braig, Weinheim-Lützelsachsen, DE;
Michael de Marco, Palo Alto, CA (US);
Michael Stösser, Neuhofen, DE;
Joachim Pakusch, Speyer, DE;
Assignee:
BASF SE, Ludwigshafen, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08F 16/26 (2006.01); C08F 20/06 (2006.01);
U.S. Cl.
CPC ...
Abstract
Superabsorbents are produced by polymerization in the presence of at least one unsaturated polyetherol selected from the group consisting of polyetherols having the following structural formulae (1), (2), (3) and (4):