Cleansing Ingredients

UNIOX® ST-40E

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About the UNIOX® ST‑40E

UNIOX® ST‑40E is a non‑ionic surfactant supplied as a light yellow liquid at 25°C. It is designed for cleansing formulations and offers improvements in after‑wash feel, viscosity, foam quality, and formulation stability.

Structure/INCI

  • INCI: Sorbeth‑40 Tetraoleate
  • Chinese INCI: 山梨醇聚醚‑40 四油酸酯
  • Appearance: Light yellow liquid at 25°C

Features

  • Enhances the after‑wash feel in shampoos and body soaps by facilitating coacervation formation
  • High solubilization power, allowing emollient oils to be stably incorporated into cleansing products and improving moisture retention
  • Demonstrates high thickening performance, even in amino‑acid–based cleansing formulations
  • Produces rich, springy foam
  • Low irritation with a high safety profile
  • Liquid at room temperature and dissolves transparently in water

Applications

  • Suitable for any cleaning agent
  • Improves post‑wash feel
  • Increases viscosity of cleansing formulations
  • Enhances foam quality, resulting in richer and more elastic lather

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Appearances Liquid
Applications Shampoos, Body washes
CAS Registry Number 63089-86-1
Chemical Name Polyoxyethylene-sorbitol tetra oleate
Chinese INCI Name 山梨醇聚醚-40 四油酸酯
Composition (wt%) 100
Freezing Point (℃) 0 max
Function Nonionic Surfactants
HLB 12.5
INCI Name SORBETH-40 TETRAOLEATE
Industries Cosmetics & Personal Care
Natural origin index (NOI) -
Product categories Nonionic Surfactants
Structure Polyether
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