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:
Feb. 05, 2019
Filed:
Jun. 13, 2014
Applicant:
Lenzing Ag, Lenzing, AT;
Inventors:
Gregor Kraft, Timelkam, AT;
Gert Kroner, Seewalchen, AT;
Thomas Röder, Vöcklabruck, AT;
Heinrich Firgo, Vöcklabruck, AT;
Assignee:
LENZING AKTIENGESELLSCHAFT, Lenzing, AT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D01D 5/06 (2006.01); D01F 2/02 (2006.01); D01F 2/24 (2006.01); C08B 37/00 (2006.01); A61L 15/28 (2006.01); B29C 47/00 (2006.01); D01F 9/00 (2006.01); D04H 1/4258 (2012.01); D04H 3/013 (2012.01); B29L 31/00 (2006.01);
U.S. Cl.
CPC ...
D01D 5/06 (2013.01); A61L 15/28 (2013.01); B29C 47/0004 (2013.01); B29C 47/0014 (2013.01); B29C 47/0088 (2013.01); C08B 37/0009 (2013.01); D01F 2/02 (2013.01); D01F 2/24 (2013.01); D01F 9/00 (2013.01); D04H 1/4258 (2013.01); D04H 3/013 (2013.01); B29K 2005/00 (2013.01); B29L 2031/731 (2013.01);
Abstract
The present invention relates to a direct dissolving process for the production of polysaccharide fibers which contain α(1→3)-glucan as a fiber-forming substance, with aqueous sodium hydroxide solution as a solvent, as well as to the fibers made thereby, and to their use.