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:
Jul. 10, 2012
Filed:
Nov. 12, 2009
Applicants:
Paul Birnbrich, Solingen, DE;
Hans-josef Thomas, Korschenbroich, DE;
Martina Balser, Pulheim, DE;
Inventors:
Assignee:
Cognis IP Management GmbH, Duesseldorf, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08J 9/00 (2006.01); C08L 63/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
By reaction of one or more epoxy resins with an amphiphilic epoxy resin hardener in water in a phase inversion polymerization, nanoporous polymer foams are obtained. These foams are suitable as thermal insulation materials.