Science
Mechanism of Action
Operating fundamentally as a film former, this crosspolymer produces a uniform, continuous film across the skin, hair, or nails, which can improve product adhesion and aesthetics. Its macromolecular structure enables it to significantly increase formula viscosity, contributing to the development of elegant gel textures characterized by a rich feel and velvety finish. Furthermore, analogous methacrylate crosspolymers exhibit porous properties, suggesting a capacity to absorb superficial sebum, thereby potentially assisting in the mitigation of acne and promoting a matte complexion.
Research
Clinical Evidence
Insufficient-data confidenceN/A
Transparency
Dusting Analysis
The Formula
Formulation
Stability
The polyethylene glycol (PEG) components within this crosspolymer contribute to a broad range of solubility properties and demonstrate good skin tolerance. While an exact optimal pH range for the stability of this specific crosspolymer is not documented, related Polyacrylate Crosspolymer-6 is known to perform effectively across a wide pH spectrum. Methacrylic acid, a key monomer, is water soluble, and the physical consistency of PEG derivatives generally becomes more solid with increasing degrees of polymerization.
Safety
Safety Profile
The Cosmetic Ingredient Review (CIR) Expert Panel has deemed closely related methacrylate crosspolymers, including Polymethyl Methacrylate and Methyl Methacrylate Crosspolymer, safe for use in cosmetics under current practices and concentrations. A maximum concentration of 5% has been reported for a related polymer in specific applications like mascaras. The safety profile is further supported by the FDA's approval of Polymethyl Methacrylate, a constituent of these polymers, for use in medical devices and as an indirect food additive.
Your Skin
Skin Compatibility
Our Assessment
Verdict
This versatile polymer is a safe and effective ingredient for enhancing product texture, forming protective films, and potentially managing excess oil, making it valuable in various cosmetic applications.
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