Isostearyl Stearate

Isostearyl Stearate

Isostearyl stearate is a fatty acid ester. It's formed by combining isostearyl alcohol (a branched-chain 18-carbon alcohol) with stearic acid (a long-chain 18-carbon fatty acid).

Chemical Formula: C₁₈H₃₈O or CH₃(CH₂₂)₁₁CH(CH₃)₂OH

CAS Number: 25339-09-7

Appearance: A white to slightly yellowish, waxy solid.

Uses:

• Emollient: A common emollient in skincare products like lotions, creams, and makeup. It helps soften the skin and improve its feel by reducing roughness and dryness.

• Stabilizer: Isostearyl stearate helps stabilize cosmetic formulations, maintaining a consistent texture and preventing oil-water separation.

• Opacifier: In some cases, it might provide a mild opacifying effect in cosmetic products.

Industry and Common Applications:

• Pharmaceutical Industry: It is used for disinfecting skin before injections, surgeries, and medical procedures.

• Cosmetics and personal care products: It is used in cosmetics and personal care products such as lotions, creams, and aftershaves as a solvent and carrier for active ingredients and fragrances.

• Other applications: It may be used in other industrial applications, such as in specialty lubricants, plasticizers, and coating formulations.