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Polyhydroxystearic Acid: The Versatile Emulsifier and Stabilizer for Industrial Formulations
Surfactant Emulsifier

Polyhydroxystearic Acid: The Versatile Emulsifier and Stabilizer for Industrial Formulations

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Polyhydroxystearic acid, a synthetic fatty acid derivative, emerges as a premier functional ingredient in cosmetic, pharmaceutical, and industrial applications. Produced through controlled hydroxylation of stearic acid, this yellow to brownish-yellow viscous liquid offers exceptional emulsifying, thickening, and stabilizing properties. At Shaanxi Bieyouth Biotech Co., Ltd, our polyhydroxystearic acid is meticulously synthesized and purified to ensure consistent quality, meeting the rigorous standards for use in demanding formulations. Its unique molecular structure allows it to form stable dispersions and emulsions, making it an indispensable component for enhancing texture, stability, and performance in diverse products.

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    Product Description

    Polyhydroxystearic acid, a synthetic fatty acid derivative, emerges as a premier functional ingredient in cosmetic, pharmaceutical, and industrial applications. Produced through controlled hydroxylation of stearic acid, this yellow to brownish-yellow viscous liquid offers exceptional emulsifying, thickening, and stabilizing properties. At Shaanxi Bieyouth Biotech Co., Ltd, our polyhydroxystearic acid is meticulously synthesized and purified to ensure consistent quality, meeting the rigorous standards for use in demanding formulations. Its unique molecular structure allows it to form stable dispersions and emulsions, making it an indispensable component for enhancing texture, stability, and performance in diverse products.

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    Attributes

    English Name

    Polyhydroxystearic Acid

    Density

    0.95 g/cm³ (estimate)

    CAS NO 36344-89-3 Index of Refraction 1.470 (25°C)
    Molecular Formula C₁₈H₃₆O₃ Storage Condition Cool, dry place (≤25°C), sealed to prevent moisture
    Mol. wt. 300.48 g/mol Solubility Soluble in organic solvents; insoluble in water
    EINECS No. 252-980-3 Form Yellow to brownish-yellow viscous liquid
    MDL No. N/A Colour Yellow to brownish-yellow
    Acid Value 2.37 mgKOH/g Viscosity 950 mPa·s (25°C)
    Hydroxyl Value 18.5 mgKOH/g Water Content 0.12%
    Ash Content 0.05% Peroxide Value 2.0 meq/kg
    Stability Stable under normal storage conditions; avoid extreme temperatures and strong acids/bases - -
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    Functional Characteristics

    Polyhydroxystearic acid is distinguished by its amphiphilic nature, featuring a hydrophilic hydroxyl-rich head and a hydrophobic fatty acid tail. This structure enables it to act as an effective emulsifier, stabilizer, and thickener in both oil-in-water and water-in-oil systems. Unlike natural surfactants, its synthetic origin allows for precise control over molecular properties, ensuring consistency and reliability in industrial formulations.

    Applications

    Polyhydroxystearic acid caters to diverse industrial needs through its multifunctional properties:
    Cosmetics
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    Cosmetic Industry
    Emulsions & Creams: Stabilizes oil-in-water emulsions in skincare products, enhancing texture and shelf-life.
    Lipsticks & Cosmetics: Acts as a thickener and binder, improving the consistency and application feel of makeup formulations.
    Revolutionizing-Skin-Brightening-Technology05
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    Pharmaceutical Sector
    Drug Delivery Systems: Forms stable microemulsions for enhanced solubility and bioavailability of lipophilic drugs.
    Topical Preparations: Used in creams and ointments to improve spreadability and formulation stability.
    Food-&-Beverage-Industry
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    Industrial Applications
    Lubricants & Coatings: Functions as a viscosity modifier and anti-sedimentation agent in specialty lubricant formulations.
    Paints & Inks: Enhances pigment dispersion and prevents settling in industrial coating systems.

    Additional Information

    Research and Innovation
    Our R&D efforts focus on developing modified polyhydroxystearic acid derivatives with tailored hydrophilic-lipophilic balance (HLB) for niche applications. We invest in advanced synthesis techniques to optimize molecular weight distribution and hydroxyl group functionality, ensuring our products meet the evolving needs of modern formulation science.
    Sustainability and Ethics
    Committed to environmental stewardship, we source raw materials from ethical suppliers who prioritize sustainable chemical synthesis. Our production processes minimize solvent waste and energy consumption, reflecting a balance between functional performance and ecological responsibility.
    Customer Trust
    Transparency is central to our quality promise. We provide comprehensive documentation on synthesis pathways, third-party testing for purity and stability, and regulatory compliance, empowering clients to make informed decisions with confidence.
    Global Reach
    Serving clients worldwide, we partner with cosmetic brands, pharmaceutical companies, and industrial manufacturers to deliver high-purity polyhydroxystearic acid. Our global distribution network ensures consistent supply and tailored solutions to meet regional regulatory requirements.

    Quality Assurance

    Every batch of our polyhydroxystearic acid undergoes rigorous testing for acid value, viscosity, hydroxyl content, and microbial safety, in compliance with international industrial standards. We validate its emulsifying efficiency and thermal stability through application-specific trials, ensuring it meets the highest benchmarks for performance and reliability in all formulations.

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    About Us

    Shaanxi Bieyouth Biotech Co., Ltd. is proud to offer Polyhydroxystearic Acid, a cutting-edge supplement for those seeking to enhance their cellular health and protect against the ravages of time. By incorporating our Polyhydroxystearic Acid into your health regimen, you are taking a proactive step towards safeguarding your body's cells and promoting a longer, healthier life. Experience the power of this elite antioxidant and embrace the benefits of Polyhydroxystearic Acid for your well-being.
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