How we scored it
Where it comes from
Polyurethane-40 is a petrochemical polyester-polyurethane built from adipic and isophthalic acids condensed with an aromatic diisocyanate (SMDI). No monomer has a natural-origin route.
In plain English
A film-forming polymer made from adipic and isophthalic acids and an aromatic diisocyanate — a fully petrochemical-derived polyurethane resin.
CosIng definition: Polyurethane-40 is a copolymer of Adipic Acid, dimethylolpropanoic acid (DMPA), Isophthalic Acid and saturated bis-methylene diphenyldiisocyanate (SMDI) monomers
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References
- 1ISO 16128-1:2016 and ISO 16128-2:2017 — Guidelines on technical definitions and criteria for natural and organic cosmetic ingredients and products. ISO, Geneva.
- 2POLYURETHANE-40. CosIng — European Commission cosmetic ingredient database. ec.europa.eu/cosing ↗
- 3POLYURETHANE-40. CosIng u2014 European Commission database for information on cosmetic substances and ingredients. https://ec.europa.eu/growth/tools-databases/cosing/search?search=POLYURETHANE-40