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. 16, 2006
Filed:
Dec. 16, 2002
Franz-josef Dietzen, Hassloch, DE;
Dietrich Scherzer, Neustadt, DE;
Joachim Queisser, Mannheim, DE;
Swen Rück, Worms, DE;
Gerd Ehrmann, Deidesheim, DE;
Wolfgang Kratzmüller, Lohfelden, DE;
Franz-Josef Dietzen, Hassloch, DE;
Dietrich Scherzer, Neustadt, DE;
Joachim Queisser, Mannheim, DE;
Swen Rück, Worms, DE;
Gerd Ehrmann, Deidesheim, DE;
Wolfgang Kratzmüller, Lohfelden, DE;
BASF Aktiengesellschaft, Ludwigshafen, DE;
Abstract
The invention relates to a process for producing foam webs by foam extrusion of a mixture of a polysulfone or polyether sulfone and a volatile blowing agent, where the blowing agent is water or a mixture of water with an inert gas or organic liquid, e.g. an alcohol or a ketone.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile