Polyurethane-69

INCI: POLYURETHANE-69

CAS Number
Not individually assigned (complex copolymer)
Function
Skin Conditioning
Safety Rating
GOOD

Regulatory Status

🇪🇺 EU Status permitted
🇺🇸 US Status permitted
US Notes Not prohibited; CIR-assessed safe as used (2017)

For full compliance data across 55 jurisdictions, use the Substance Compliance tool.

Safety Data

Margin of Safety (MoS)
adequate
Dermal Absorption
negligible
Sensitization
low

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Lower molecular weight than most polyurethanes in this class (~3,400 Da vs. 30,000–100,000 Da for others); 4% fraction <1,000 Da raises potential absorption concern; HEMA monomer is a known contact allergen—verify complete polymerization.

⚠️
Concern Level: Moderate

Regulatory Flags

potential-allergen

Frequently Asked Questions

Is Polyurethane-69 safe in cosmetics?

Lower molecular weight than most polyurethanes in this class (~3,400 Da vs. 30,000–100,000 Da for others); 4% fraction <1,000 Da raises potential absorption concern; HEMA monomer is a known contact allergen—verify complete polymerization. The EU classifies Polyurethane-69 as "permitted". Safety rating: GOOD.

Is Polyurethane-69 allowed in the EU?

Polyurethane-69 EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Polyurethane-69 do in cosmetics?

Polyurethane-69 functions as: Skin Conditioning. It is classified as a cosmetic ingredient in our database. CAS number: Not individually assigned (complex copolymer).

What is the Margin of Safety for Polyurethane-69?

adequate The Margin of Safety (MoS) is calculated using SCCS methodology. A MoS above 100 is generally considered safe. Use the MoS Calculator tool to calculate MoS for your specific formulation and product category.

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