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. 27, 2015
Filed:
Jul. 27, 2012
Applicants:
Ferruccio Berte', Bergamo BG, IT;
Paolo Alioli, Bergamo BG, IT;
Marco Brena, Bergamo BG, IT;
Inventors:
Assignee:
3V Sigma S.p.A., Milan, IT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D06L 3/12 (2006.01); D06P 1/00 (2006.01); C07D 251/70 (2006.01); C11D 3/30 (2006.01); C11D 3/42 (2006.01); C11D 7/32 (2006.01); D21H 21/30 (2006.01); D21H 17/07 (2006.01); C07D 251/18 (2006.01); D21C 9/10 (2006.01);
U.S. Cl.
CPC ...
D06P 1/0012 (2013.01); C07D 251/70 (2013.01); C11D 3/30 (2013.01); C11D 3/42 (2013.01); C11D 7/3218 (2013.01); D06L 3/12 (2013.01); D21H 21/30 (2013.01); D06L 3/1271 (2013.01); D21H 17/07 (2013.01); C07D 251/18 (2013.01); D21C 9/1063 (2013.01);
Abstract
The present invention relates to a composition comprising a fluorescent whitening agent and a tertiary alkanolamine, a stable aqueous solution of such a composition and use of such composition for the bleaching of textile fibers or paper.