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:
Jun. 10, 2025
Filed:
Dec. 13, 2022
Applicant:
Dow Global Technologies Llc, Midland, MI (US);
Inventors:
Assignee:
Dow Global Technologies LLC, Midland, MI (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
D06P 1/00 (2006.01); D06P 1/66 (2006.01); D06P 1/673 (2006.01); D06P 3/82 (2006.01); D06P 5/22 (2006.01);
U.S. Cl.
CPC ...
D06P 1/66 (2013.01); D06P 1/67341 (2013.01); D06P 3/8252 (2013.01); D06P 5/225 (2013.01); D10B 2201/20 (2013.01); D10B 2331/04 (2013.01);
Abstract
The current invention provides methods provides a novel process to dye polyester/natural fiber blends in an all in one step dyeing process. This all in one step dyeing process is enabled by pre-treatment of the fabric using one or more synthetic cationizing agents. The all in one dyeing is then able to be carried out at a lower temperature and a neutral pH, using a combination of disperse and reactive dyes.