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. 25, 2025
Filed:
Sep. 20, 2021
Kao Corporation, Tokyo, JP;
KAO CORPORATION, Tokyo, JP;
Abstract
A bleaching and coloring composition for keratin fibers, including one or more alkalizing agents, one or more bleaching compounds, HC Blue 18 and/or a salt thereof, and tetrabromophenol blue and/or a salt thereof. A method for bleaching and coloring of keratin fibers, including mixing the bleaching and coloring composition with a second aqueous composition including hydrogen peroxide as one or more oxidizing agents and having a pH in the range of 1 to 6 to yield a ready-to-use composition having a pH in the range of 7 to 12, applying the ready-to-use composition onto the keratin fibers and leaving it for a time period of 1 to 60 min, and optionally heating the keratin fibers to a temperature in the range of 30° C. to 60° C., and rinsing-off the keratin fibers and optionally drying the keratin fibers.