Science
Mechanism of Action
The primary action of this copolymer involves the formation of a resilient and continuous film upon application, contributing to product longevity and textural improvement. Concurrently, its polypropylene glycol components act as versatile solubilizers and solvents, facilitating the even dispersion of ingredients and promoting overall formulation stability due to their adaptable solubility and viscosity characteristics.
Research
Clinical Evidence
Low confidenceN/A
Transparency
Dusting Analysis
The Formula
Formulation
Stability
A structurally similar ingredient, Polyurethane-35, demonstrates robust stability, remaining intact for 3 years when stored between 5°C and 50°C and showing no degradation in cosmetic formulations at concentrations ranging from 5% to 15%.
Safety
Safety Profile
As a polyurethane, this ingredient is covered under the Cosmetic Ingredient Review (CIR)'s safety assessments for polyurethanes, which include copolymers with analogous monomer structures like Polyurethane-4. A closely related compound, PPG-17/IPDI/DMPA Copolymer, has received favorable low concern ratings from the Environmental Working Group (EWG) for cancer risk, allergies & immunotoxicity, and developmental and reproductive toxicity.
Your Skin
Skin Compatibility
Our Assessment
Verdict
This versatile copolymer offers significant film-forming and solvent properties, contributing to enhanced product longevity and cosmetic elegance, with a robust safety profile and broad skin compatibility across various types.
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References
Sources