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Ingredient Dictionary

POLYURETHANE-25

Definition

Polyurethane-25 is a complex polymer formed by the reaction of dihydroxypolyoxobutylene (degree of polymerization 12-30), dimethylol propionic acid, meta-tetramethylenexylenediisocyanate, isophoronediisocyanate and trimethoylpropane. The prepolymer is neutralized with triethylamine and chain extended with C1-8 alkyl diamine

Cosmetic roles

Holds powders togetherBINDINGKeeps skin in good condition (CosIng catch-all)SKIN CONDITIONINGCurls or straightens hairHAIR WAVING OR STRAIGHTENING

Safety & regulatory references

Reviewed by CIR: Final Report: Safety Assessment of Polyurethanes as Used as Cosmetics

Source: US Cosmetic Ingredient Review (CIR)

More data — names, identifiers, properties, test records, literature

Names & identifiers

POLYURETHANE-25INCI

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