Polyurethane-71
A cosmetic ingredient used as binding, film forming in skincare, haircare, and personal-care products sold in the European Union.
What is it?
Polyurethane-71 is a complex polymer that is formed by a multi-step synthesis. First, a polyester diol made by condensing Hexanediol, Adipic Acid, and isophthalic acid is reacted with isophorone diisocyanate and dimethylolpropionic acid. The resulting pre-polymer is neutralized with Triethylamine. The neutralized polymer is dispersed in water with Isopropanolamine and ethylene diamine
What does it do?
Polyurethane-71 is listed in the EU cosmetic ingredient inventory with the following declared functions:
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Binding
holds the components of a formulation together, especially in pressed powders and compact makeup
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Film forming
forms a thin continuous film on skin, hair, or nails — used in long-wear makeup, sunscreens, and hairsprays
EU regulatory status
Polyurethane-71 is allowed for use in cosmetic products in the European Union under Regulation 1223/2009. It is not subject to a specific Annex restriction at the time of writing.
Frequently asked questions
What is Polyurethane-71?
Polyurethane-71 is a cosmetic ingredient catalogued in the EU CosIng database. Polyurethane-71 is a complex polymer that is formed by a multi-step synthesis. First, a polyester diol made by condensing Hexanediol, Adipic Acid, and isophthalic acid is reacted with isophorone diisocyanate and dimethylolpropionic acid. The resulting pre-polymer is neutralized with Triethylamine. The neutralized polymer is dispersed in water with Isopropanolamine and ethylene diamine
Is Polyurethane-71 allowed in cosmetics in the EU?
Yes. Polyurethane-71 is allowed for use in cosmetic products in the EU under Regulation 1223/2009.
What does Polyurethane-71 do in cosmetic products?
Polyurethane-71 is declared in the EU cosmetic ingredient inventory with these functions: binding, film forming.
Related ingredients
Source: EU CosIng database (European Commission). This page is derived from public-sector information published by the European Commission. · Last updated: 20/06/2016