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. 16, 2025
Filed:
May. 12, 2017
Applicant:
Basf SE, Ludwigshafen am Rhein, DE;
Inventors:
Daniel Mueller, Basel, CH;
Sebastien Villeneuve, Huningue, FR;
Assignee:
BASF SE, Ludwigshafen am Rhein, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D04H 3/147 (2012.01); D04H 3/005 (2012.01);
U.S. Cl.
CPC ...
D04H 3/147 (2013.01); D04H 3/005 (2013.01);
Abstract
The present invention relates to nonwoven fabrics comprising bicomponent fibers, wherein the bicomponent fibers comprise at least two distinct polymeric domains a) and b) in intimate adherence along the length of the fibers, and —polymeric domain a) comprises a compound of formula (1), wherein the substituents are as defined in the specification, and —polymeric domain b) is free of the compound of formula (1), as well as to the preparation of such nonwoven fabrics. Furthermore, the present invention is directed to corresponding bicomponent fibers.