Polyester-4
A cosmetic ingredient used as film forming, skin conditioning in skincare, haircare, and personal-care products sold in the European Union.
What is it?
Polyester-4 is a copolymer formed by the condensation of Adipic Acid and Pentaerythritol endcapped with Caproic Acid, heptanoic acid, Caprylic Acid and Capric Acid
What does it do?
Polyester-4 is listed in the EU cosmetic ingredient inventory with the following declared functions:
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Film forming
forms a thin continuous film on skin, hair, or nails — used in long-wear makeup, sunscreens, and hairsprays
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Skin conditioning
improves the appearance, feel, and condition of skin
EU regulatory status
Polyester-4 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 Polyester-4?
Polyester-4 is a cosmetic ingredient catalogued in the EU CosIng database. Polyester-4 is a copolymer formed by the condensation of Adipic Acid and Pentaerythritol endcapped with Caproic Acid, heptanoic acid, Caprylic Acid and Capric Acid
Is Polyester-4 allowed in cosmetics in the EU?
Yes. Polyester-4 is allowed for use in cosmetic products in the EU under Regulation 1223/2009.
What does Polyester-4 do in cosmetic products?
Polyester-4 is declared in the EU cosmetic ingredient inventory with these functions: film forming, skin conditioning.
What is the CAS number of Polyester-4?
The CAS (Chemical Abstracts Service) number for Polyester-4 is -.
Related ingredients
Source: EU CosIng database (European Commission). This page is derived from public-sector information published by the European Commission. · Last updated: 15/10/2010