PEG/PPG-300/55 copolymer 的PEG:PPG比例约5.5:1,所有PEG/PPG共聚物中总聚合度最高之一(CAS 9003-11-6)。超超高分子量的亲水性共聚物,在最高端O/W乳霜中提供无与伦比的稳定性。One of the highest total polymerization PEG/PPG copolymers with ~5.5:1 ratio (CAS 9003-11-6). Ultimate stability in the most premium O/W creams.
Key Skin Benefits
+ 极致稳定性 — 所有PEG/PPG中最高分子量之一
+ 无与伦比的质地 — 顶级奢华肤感
Pros
+ 最高端性能
+ 稳定性无与伦比
+ 非离子型
Cons
− 合成成分
− 1,4-二噁烷风险
− 几乎无法冷操作
− 极高成本 — 仅限最顶级产品
Specifications
Property
Value
Usage Areas
Face, Body
Product Type
Leave-On, Rinse-Off
Source
Synthetic
Natural Level
Synthetic
Safety Ratings
Metric
Rating
Skin Sensitivity
1/5 (low)
Comedogenic Rating
0-1/5
EWG Score
3/10
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 %
Ultra-premium cream
0.2 - 2%
High-end emulsion
0.1 - 1%
References
CIR — Safety Assessment of PEG ingredients. PEGs considered safe as used in cosmetics.
EWG Skin Deep — PEG compound hazard database
EU CosIng Database — Listed as cosmetic ingredient