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:
Sep. 11, 2012
Filed:
Apr. 07, 2009
Applicants:
Horst Ebeling, Premnitz, DE;
Hans-peter Fink, Teltow, DE;
Inventors:
Horst Ebeling, Premnitz, DE;
Hans-Peter Fink, Teltow, DE;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L 1/10 (2006.01); D04H 3/08 (2006.01); D04H 3/00 (2012.01);
U.S. Cl.
CPC ...
Abstract
The present invention relates to a cellulose carbamate spinning solution, the cellulose carbamate being dissolved in an ionic liquid. The invention relates furthermore to a method for the production of nonwovens in which the cellulose carbamate spinning solution is pressed through the holes of a nozzle bar and stretched by a multiple by means of an air flow. The formed fiber curtain is laid on a perforated conveyer belt, washed and dried. Likewise, the invention relates to nonwovens of this type and also the use thereof.