PERFLUORONONYLETHYL CARBOXYDECYL PEG-8
INCI: PERFLUORONONYLETHYL CARBOXYDECYL PEG-8 | Function: Surfactant, Emulsifier | Type: Fluorinated PEG Ester
What Is PERFLUORONONYLETHYL CARBOXYDECYL PEG-8?
Perfluorononylethyl Carboxydec聚乙二醇-8 (PEG-8) 酯，结合了亲水PEG链段和疏水氟碳链段。作为含氟表面活性剂 (fluorosurfactant)，在极少数化妆品中用作特种乳化剂或润湿剂，提供极低的表面张力。属于 PFAS 化合物。
Key Skin Benefits
- + Ultra-low Surface Tension — 氟碳+PEG 组合提供极强润湿能力
- + Specialty Emulsification — 可乳化难以乳化的氟化相
Pros
- + Exceptional wetting at low concentrations
- + Enables emulsification of fluorinated phases in aqueous systems
Cons
- − PFAS environmental concerns
- − PEG may contain trace 1,4-dioxane (requires purification)
- − Negligible cosmetic safety data
Specifications
| Property | Value |
|---|
| Usage Areas | Face, Body |
| Product Type | Leave-On, Rinse-Off |
| Source | Synthetic |
| Natural Level | Synthetic |
Safety Ratings
| Metric | Rating |
|---|
| Skin Sensitivity | 2/5 |
| Comedogenic Rating | 0/5 |
| EWG Score | 3/10 |
Regional Regulatory Limits
| Region | Leave-on % | Rinse-off % | Status |
|---|
| EU (CosIng) | Under review | Under review | PFAS restriction pending |
| US (CIR/FDA) | No limit | No limit | Minimal use |
| Japan (MHLW) | No limit | No limit | Rarely used |
| ASEAN | No limit | No limit | Rarely used |
| China (NMPA) | Not listed | Not listed | Rarely used |
Typical Usage % by Product Type
| Product Type | Typical % |
|---|
| Specialty Emulsions (rare) | 0.1–2% |
References
- CosIng Database — Perfluorononylethyl Carboxydecyl PEG-8. https://ec.europa.eu/growth/tools-databases/cosing/
- EWG Skin Deep — PEG compounds. https://www.ewg.org/skindeep/
- ECHA (2023) — PFAS restriction. https://echa.europa.eu/