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:
Nov. 21, 2006
Filed:
Jun. 28, 2003
Applicants:
Hans Goerlitzer, Seligenstadt, DE;
Dorothea Staschik, Nidderau, DE;
Inventors:
Hans Goerlitzer, Seligenstadt, DE;
Dorothea Staschik, Nidderau, DE;
Assignee:
Röhm GmbH & Co. KG, Darmstadt, DE;
Primary Examiner:
Int. Cl.
CPC ...
C08F 6/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention relates to a simple, economical and reliable method for removing catalytic residues from polymer solutions. According to the inventive method, the copper content is reduced to a non-disturbing concentration level.