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:
Sep. 22, 2020
Filed:
Dec. 18, 2018
Henkel Ag & Co. Kgaa, Duesseldorf, DE;
Gabriele Weser, Neuss, DE;
Ulrike Schumacher, Duesseldorf, DE;
Claudia Kolonko, Remscheid, DE;
Constanze Neuba, Grevenbroich, DE;
Irmgard Bender, Duesseldorf, DE;
Henkel AG & Co. KGaA, Duesseldorf, DE;
Abstract
The subject of present disclosure is an oxidation dyeing agent for the oxidative color change of keratinous fibers, in particular human hair, comprising at least one alkalizing agent, at least one oxidation dye precursor of a developer type and at least one oxidation dye precursor of a coupler type, at least one ether compound of xylitol and, based on the weight of oxidation dyeing agent, zero to less than 0.1% by weight of peroxide compounds, wherein the oxidation dyeing agent preferably has a pH value in the range of 8 to 11, in particular in the range of 8.5 to 10.7, particularly preferably in the range of 9 to 10.3, most preferably 9.5 to 9.7, each measured at a temperature of 22° C.