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:
Jan. 25, 2005
Filed:
Oct. 30, 2000
Applicants:
Michael Gerle, Bergheim, DE;
Klaus Walz, Gauting, DE;
Hans Albert Ehlert, Singapore, SG;
Ralf Heinen, Köln, DE;
Inventors:
Michael Gerle, Bergheim, DE;
Klaus Walz, Gauting, DE;
Hans Albert Ehlert, Singapore, SG;
Ralf Heinen, Köln, DE;
Assignee:
Bayer Aktiengesellschaft, Leverkusen, DE;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
D06P 156 ;
U.S. Cl.
CPC ...
Abstract
The present invention relates to acid-resistant solutions containing aromatic formaldehyde condensation products having sulfonate and/or carboxylate groups, aliphatic carboxylic acids, aromatic sulfonic acids, and glycol ether solvents, to the preparation thereof, and to their use as leveling agents, dispersants or fastness improvers in textile finishing, as tanning agents for leather, and in the stain resist finishing of textile materials.