Nylon-66

AKA: A 142 (nylon), A 146 (nylon), A 153 (nylon), A 175 (nylon), A 203 (nylon), 126AM30P, A 216V35
Synthetic
Clean
Poly[imino(1,6-dioxo-1,6-hexanediyl)imino-1,6-hexanediyl]
Formula
C12H20N2O2
Mol. Weight
224.30
CAS #
32131-17-2
Form
Powder
Functions
Bulking
Opacifying
Viscosity Controlling
Adds Body & Volume
Adds Opacity
Controls Viscosity
Adds volume
Creates creamy opacity
Controls product thickness
Traditional Use
Synthetic polymer developed by DuPont in 1935 for textiles and industrial use. Adopted by the cosmetics industry as a spherical absorbent powder for oil control and mattifying effects in foundations and powders.
EWG
1
CIR
Safe as used
Pregnancy
Yes
CIR Safety Findings
medical-approval
all-shades-safe
Regulatory Status
USApermitted
EUrestricted
JAPANrestricted
CANADArestricted
Skin Types
all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Yes
The paper trail
🔬Peer-reviewed1 paper
⚖️Regulatory1 listing
🛡️Safety-assessed2 reviews
Counts, not a verdict. A listing isn't a study. The trail, you decide.
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR