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Oil in Water Emulsifier Polyglyceryl-10 Stearate
Surfactants & Emulsifiers

Polyglyceryl-10 Stearate

Polyglyceryl-10 Stearate is a non-ionic surfactant produced through esterification between hydrophilic polyglycerol-10 and hydrophobic stearic acid. Thanks to its unique structure, it is a highly mild and safe multifunctional "green" raw material. In cosmetics and personal care products, it not only efficiently emulsifies oil and water phases to form stable emulsion systems but also exhibits excellent solubilization properties, aiding in the uniform dispersion of poorly soluble ingredients in formulations. Additionally, the stearic acid segment in its structure imparts a smooth skin feel and significant moisturizing effects, forming a protective film on the skin surface to lock in moisture. As a result, it is widely used in various products such as facial cleansers, lotions, creams, sunscreens, and makeup, making it a highly favored mild and efficient ingredient in modern formulations.

  • Product Name: Polyglyceryl-10 Stearate
  • INCI Name: Polyglyceryl-10 Stearate
  • Product Code: YNR®PG-10-S
  • CAS No.: 79777-30-3
  • Functions: High-efficiency O/W emulsifierr,Thickener&Stabilizer, Moisturizers &Humectants,Liquid crystal forming agent

Polyglyceryl-10 Stearate is a non-ionic surfactant produced through esterification of hydrophilic polyglycerol-10 and hydrophobic stearic acid. It is a mild, high-safety “green” raw material with emulsifying, solubilizing, and moisturizing functions, which is widely used in cosmetics and personal care products.

It is an efficient O/W (oil-in-water) emulsifier, which can stably mix the oil phase and water phase together to form emulsions, creams, and serums with a uniform and stable texture. It can form a lamellar structure, encapsulate oil droplets, provide long-term spatial stability, and prevent products from stratifying and oil-water separation.

内容插图1 Polyglyceryl-10 Stearate
It itself has a certain thickening ability, which can increase the viscosity of the aqueous phase, thereby improving the texture and stability of the product. When compounded with other emulsifiers, it can have a synergistic effect, significantly enhancing the viscosity and stability of the system.
内容插图2 Polyglyceryl-10 Stearate

Finally, its polyglycerol long chain has hygroscopic properties, which can help the skin absorb moisture and provide hydration. The stearic acid component forms a protective film on the skin surface, reducing water evaporation while offering a soft and smooth tactile sensation. 

As mentioned earlier, it can form a layered liquid crystal structure. This structure can wrap the active ingredients like a "sponge", achieving a sustained-release effect and prolonging the action time of the active substances.

Key Technical Parameters

Item

Index

Appearance

Light yellow to brown solid

Assay(%)

98-100

Odor

No data

Acid value (mgKOH/g)

≤6.0

Iodine value (gI2/100g)

≤3.0

Saponification value

50-80

Pb(ppm)

≤2.0

Applications

 Skincare Products: Face cream, lotion, essence, sunscreen, eye cream, etc.

 Makeup Products: Foundation, BB cream, primer, etc., offering smooth application and long-lasting stability.

 Hair Care Products: Conditioner, hair mask, which serve to emulsify, soften, and anti-static.

 Baby Care Products: Due to their mildness and non-irritating nature, they are very suitable for baby cream, baby lotion, etc.

Advantages

 High security & mildness

 Environment friendly

 Emulsifying function

 Moisturizing effect

 Solubilizer

 Strong compatibility

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