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. 31, 2011
Filed:
Jun. 08, 2006
Applicants:
Matthias Joehnck, Darmstadt, DE;
Eckhard Sabrowskii, Rosslau, DE;
Inventors:
Matthias Joehnck, Darmstadt, DE;
Eckhard Sabrowskii, Rosslau, DE;
Assignee:
Merck Patent GmbH, Darmstadt, DE;
Primary Examiner:
Int. Cl.
CPC ...
C08F 12/28 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention relates to a hydrophilic crosslinked polymer, preferably in the form of porous particles, and to the preparation and use thereof. The polymer according to the invention is produced by polymerisation from chain-forming hydrophilic vinyl ethers and crosslinking, preferably heterocyclic divinyl ethers.