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. 10, 2005
Filed:
Aug. 23, 2000
Applicants:
Reinhard Schneider, Fussgönheim, DE;
Peter Maier, Stuttgart, DE;
Eberhard Beckmann, Neustadt, DE;
Ulrich Karl, Ludwigshafen, DE;
Inventors:
Reinhard Schneider, Fussgönheim, DE;
Peter Maier, Stuttgart, DE;
Eberhard Beckmann, Neustadt, DE;
Ulrich Karl, Ludwigshafen, DE;
Assignee:
BASF Aktiengesellschaft, Ludwigshafen, DE;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
D06L003/00 ; D06L003/10 ;
U.S. Cl.
CPC ...
Abstract
Described is a process for lightening or partially decolorizing vat- or sulfur-dyed textile materials, which comprises treating the material with aminoalkanesulfinic acids in a neutral or weakly acidic medium, and preparations of the aminoalkanesulfinic acids for carrying out this process.