Composition comprising polyion complex and selected skin care active ingredient

A hyaluronic acid-based polyion complex composition with specific polymer and active ingredient ratios addresses stickiness issues, enhancing user experience and providing cosmetic benefits like moisturization and anti-wrinkle effects.

WO2026127149A1 Publication Date: 2026-06-18LOREAL SA +3
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Patent Information

Authority / Receiving Office
WO · WO
Patent Type
Applications
Current Assignee / Owner
LOREAL SA
Filing Date
2025-11-27
Publication Date
2026-06-18

AI Technical Summary

⚠Technical Problem

Cosmetic compositions containing hyaluronic acid-based polyion complexes often exhibit stickiness, which can negatively impact user experience.

⚗Method used

A composition comprising a hyaluronic acid-based polyion complex with specific ratios of cationic polymers, anionic polymers, non-polymeric acids, and skin care active ingredients such as microorganism lysates and adenosine compounds, which form a polyion complex that reduces stickiness and improves texture.

🎯Benefits of technology

The composition achieves reduced stickiness and provides improved cosmetic effects like moisturization and anti-wrinkle benefits while maintaining a smooth texture, using environmentally-friendly ingredients.

✦ Generated by Eureka AI based on patent content.

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Abstract

The present invention relates to a composition comprising: (a) at least one cationic polymer; (b) at least one anionic polymer; (c) at least one non-polymeric acid having two or more pKa values or salt(s) thereof; and (d) at least one skin care active ingredient selected from the group consisting of (d1) microorganism lysates, (d2) adenosine compounds, and mixtures thereof, wherein the (a) cationic polymer is selected from polylysines, chitosans, and mixtures thereof, and the (b) anionic polymer is selected from hyaluronic acid, derivatives thereof, salts thereof, and mixtures thereof. The composition according to the present invention can show reduced stickiness.
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