Oil-in-water emulsion for improved oxidative brightening of keratin fibers

An oil-in-water emulsion with selected surfactants and fatty alcohols in a controlled pH range addresses hair damage and irritation issues in oxidative hair lightening, offering improved brightening and reduced discomfort.

DE102024138236A1Pending Publication Date: 2026-06-18HENKEL KGAA
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Patent Information

Application Number
DE102024138236
Authority / Receiving Office
DE · DE
Patent Type
Applications
Current Assignee / Owner
Filing Date
2024-12-17
Publication Date
2026-06-18

AI Technical Summary

Technical Problem

Conventional oxidative hair lightening agents cause significant hair damage and scalp irritation due to high pH levels and oxidizing agents, leading to rough hair texture, reduced shine, and discomfort, while dye-free alternatives are not effectively addressed.

Method used

An oil-in-water emulsion-based oxidative brightening agent comprising specific surfactants, fatty alcohols, and emulsifiers, with a pH range of 8.0 to 11.5, which is mixed with hydrogen peroxide before application, providing improved brightening performance and reduced irritation.

Benefits of technology

The composition achieves effective hair lightening with reduced damage and irritation, enhancing homogeneity and washability, while maintaining scalp compatibility and softness.

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Abstract

The present invention relates to an agent for oxidative brightening of keratinous fibers in the form of an oil-in-water emulsion with improved brightening performance, and to a method for oxidative brightening using the aforementioned oxidative brightening agent in emulsion form.
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Citation Information

Patent Citations

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    US20170354581A1

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    EP1849499A2

  • Cosmetic composition comprising at least a wax and at least a ceramide compound and methods

    WO2000044345A1

  • Cosmetic composition comprising at least a cation, a liquid fatty alcohol and at least a ceramide type compound and method using same

    WO2001024767A1