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. 17, 2015
Filed:
Oct. 16, 2012
Applicant:
Huntsman International Llc, The Woodlands, TX (US);
Inventor:
Philippe Ouziel, Altkirch, FR;
Assignee:
Huntsman International LLC, The Woodlands, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D06P 5/02 (2006.01); D06M 23/06 (2006.01); C07D 335/00 (2006.01); C07D 407/02 (2006.01); D06M 13/12 (2006.01); C08G 14/08 (2006.01); C08G 18/38 (2006.01); D06M 13/432 (2006.01); D06M 15/423 (2006.01); D06M 15/429 (2006.01); D06M 15/63 (2006.01); D06M 23/04 (2006.01); D06P 1/56 (2006.01); D06P 1/649 (2006.01); C08G 18/76 (2006.01); C08G 18/80 (2006.01); C08L 77/00 (2006.01);
U.S. Cl.
CPC ...
D06M 13/12 (2013.01); C08G 14/08 (2013.01); C08G 18/3859 (2013.01); D06M 13/432 (2013.01); D06M 15/423 (2013.01); D06M 15/429 (2013.01); D06M 15/63 (2013.01); D06M 23/04 (2013.01); D06P 1/56 (2013.01); D06P 1/649 (2013.01); C08G 18/7621 (2013.01); C08G 18/8054 (2013.01); C08L 77/00 (2013.01);
Abstract
The present invention relates to a method of increasing the chlorine fastness of dyed synthetic polyamide fiber materials, which comprises treating the fiber material after dyeing with an aqueous liquor comprising a thiourea/formaldehyde/bisphenol condensate or a thiourea/polyisocyanate adduct.