Science
Mechanism of Action
This copolymer operates by serving as a binder, promoting the cohesive structure of powdered formulations. It stabilizes emulsions, facilitating their formation and maintaining their integrity over time. Furthermore, it forms a continuous film on surfaces like skin, hair, and nails, and modulates the viscosity of cosmetic products to achieve desired textural properties.
Research
Clinical Evidence
Insufficient-data confidenceN/A
Transparency
Dusting Analysis
This ingredient is a polymer primarily used for functional purposes in formulation, rather than as an active ingredient with specific dusting concerns.
The Formula
Formulation
Stability
Related maleic acid copolymers exhibit water solubility generally at high pH, becoming insoluble at lower pH values. Specific variants are soluble above pH 4.0 or within the pH range of 7.0 to 9.0. For optimal formation of related nanodiscs, a pH between 7.0 and 8.0 is considered ideal. Precipitation may occur in the presence of high concentrations of divalent metal cations, such as Mg2+.
Conflicts
- High concentrations of divalent metal cations (e.g., Mg2+)
Safety
Safety Profile
BeautyFact assigns a 'Risk Level: 2' to this ingredient, noting that the data is for reference and still under research. While general irritancy is assessed as low, there is a potential for irritation specifically in sensitive skin due to its polymeric nature and the possibility of residual monomers.
Your Skin
Skin Compatibility
Our Assessment
Verdict
SODIUM C4-12 OLEFIN/MALEIC ACID COPOLYMER is a valuable functional ingredient that significantly contributes to product stability, texture, and film formation, though data on direct skin efficacy is insufficient, and a potential for irritation exists for sensitive skin.
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