Phenylisopropyl Dimethicone
Also known as: Phenylisopropyl dimethicone (silicone)
INCI: Phenylisopropyl Dimethicone | Function: Emollient | Type: Silicone (alkyl-phenyl modified siloxane)
What Is Phenylisopropyl Dimethicone?
Phenylisopropyl Dimethicone 是一种 alkyl-phenyl 双改性硅油。苯基提供高折光率和光泽, isopropyl 烷基提供更好的有机相容性和柔软肤感。这种双改性结构使其兼具光泽增强和优异的铺展性, 同时与多种有机油脂和防晒剂有良好的相容性。
Key Skin Benefits
- + Dual modification — 苯基提供光泽, 烷基提供相容性
- + Enhanced organic compatibility
- + Non-greasy silky feel
- + Good sunscreen solvent properties
Pros
- + Excellent balance of gloss and spreadability
- + Better organic oil compatibility than phenyl dimethicone
- + Useful for UV filter dissolution
Cons
- − Synthetic silicone — not biodegradable
- − May build up with repeated use
- − Environmental persistence
Specifications
| Property | Value |
|---|
| Usage Areas | Face, Body, Hair |
| Product Type | Leave-On, Rinse-Off |
| Source | Synthetic |
| Natural Level | Synthetic |
Safety Ratings
| Metric | Rating |
|---|
| Skin Sensitivity | 0-1/5 |
| Comedogenic Rating | 0/5 |
| EWG Score | 2/10 |
Regional Regulatory Limits
| Region | Leave-on % | Rinse-off % | Status |
|---|
| EU (CosIng) | No limit | No limit | Allowed |
| US (CIR/FDA) | No limit | No limit | Allowed |
| Japan (MHLW) | No limit | No limit | Allowed |
| ASEAN | No limit | No limit | Allowed |
| China (NMPA) | No limit | No limit | Allowed |
Typical Usage % by Product Type
| Product Type | Typical % |
|---|
| Sunscreen | 1–5% |
| Foundation / primer | 1–8% |
| Hair gloss serum | 2–10% |
References
- EU CosIng Database. https://ec.europa.eu/growth/tools-databases/cosing/
- EWG Skin Deep — Silicone reports. https://www.ewg.org/skindeep/
- SpecialChem — Cosmetic silicone database. https://cosmetics.specialchem.com/