Acrylates/Stearyl Acrylate/Dimethicone Methacrylate Copolymer

What is Acrylates/Stearyl Acrylate/Dimethicone Methacrylate Copolymer?

Acrylates/Stearyl Acrylate/Dimethicone Methacrylate Copolymer is a synthetic polymer created by combining acrylate monomers, stearyl acrylate for emollient properties, and dimethicone methacrylate for silicone-like smoothness. Commonly found in color cosmetics, sunscreens, and hair styling products, it works by forming a flexible, invisible film upon drying. This film adheres to the skin or hair surface, enhancing product performance through improved adhesion, resistance to water, sweat, and rubbing, while providing a non-greasy, velvety texture. The stearyl component adds softness, and the dimethicone part contributes to a silky finish, making it ideal for long-wear formulations without heaviness.

Comedogenic Rating 0/5 Low risk of clogging pores
EWG Safety Rating 1 View on EWG →

Roles in Formulation

This ingredient serves the following purposes in cosmetic formulations:

Film former
Creates a continuous film on skin or hair to improve wear, water resistance, transfer resistance, shine, or hold in sunscreens, makeup, and styling products.

Benefits

Enhances product staying power against water and friction.

Delivers a smooth, non-tacky film for comfortable wear.

Supports better shine control and transfer resistance in makeup.

Who It's For

A quick guide for who this ingredient may suit (and who should be cautious).

Who May Benefit Who Should Avoid
Individuals seeking long-lasting makeup during daily activities.
Those with rare allergies to acrylate polymers.
Users of sunscreens needing reliable water resistance.
People sensitive to silicone-derived ingredients.
People preferring lightweight, matte-finish skincare products.
Individuals prone to contact dermatitis from film formers.

Safety Notes

  • Considered low hazard with no significant irritation risks.
  • Non-comedogenic, unlikely to clog pores.

Frequently Asked Questions about Acrylates/Stearyl Acrylate/Dimethicone Methacrylate Copolymer

What does this ingredient do in products?

It forms a protective film to improve wear, water resistance, and hold in makeup and sunscreens.

Is it safe for daily use?

Rated as low hazard, non-comedogenic, suitable for most skin types.

Does it feel heavy on skin?

Provides a lightweight, silky feel due to its silicone-acrylate structure.