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. 06, 2017
Filed:
Jan. 12, 2016
Ecolab Usa Inc., St. Paul, MN (US);
Stephen B. Christensen, Inver Grove Heights, MN (US);
Jessica R. Bull, South St. Paul, MN (US);
Kirsten M. Weeks, Minneapolis, MN (US);
Dawn N. Lock, Inver Grove Heights, MN (US);
Joanna Ai Pham, Blaine, MN (US);
Ecolab USA Inc., St. Paul, MN (US);
Abstract
A composition having a pH of less than 7 and including one or more surfactants, one or more chelating agents, and one or more acid in an aqueous solvents is used to treat stains on a textile caused by sunscreen lotion. Sunscreen stains in textiles can be reduced to a Δb* of 5 or less as compared to the textile before staining. The method includes preparing a use solution having a pH of less than 7 by applying to the wash solution a solid composition comprising about 15 to about 60 wt-% of surfactants; about 4 to about 18 wt-% chelating agents; and about 10 to about 40 wt-% of an acid or a salt thereof, and washing the textile in the wash solution, where the method is capable or reducing the stain in the textile to a Δb* of 7 or less as compared to the textile before staining.