Polyurethane-25

Che cos'è?

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

A cosa serve?

Polyurethane-25 è elencato nell'inventario UE degli ingredienti cosmetici con le seguenti funzioni dichiarate:

• Binding

  holds the components of a formulation together, especially in pressed powders and compact makeup

• Hair waving or straightening

  permanently changes the shape of hair through chemical reduction and re-oxidation of the hair's disulfide bonds

• Skin conditioning

  improves the appearance, feel, and condition of skin

Stato regolatorio UE

Polyurethane-25 è consentito nei prodotti cosmetici nell'Unione Europea secondo il Regolamento 1223/2009. Non è soggetto a una restrizione specifica di Allegato al momento della stesura.

Ingredienti correlati

• 1,4-Butanediol/succinic Acid/adipic Acid/hdi Copolymer binding
• 4-Hydroxybutyl Acrylate binding
• Abalone Shell Powder binding
• Acer Rubrum Wood Extract binding
• Acrylamide/ammonium Acrylate Copolymer binding
• Acrylates Copolymer binding