E1203

Funcions: Espessidor

Poly-vinyl alcohol- -PVOH, PVA, or PVAl- is a water-soluble synthetic polymer. It has the idealized formula [CH2CH-OH-]n. It is used in papermaking, textiles, and a variety of coatings. It is white -colourless- and odorless. It is sometimes supplied as beads or as solutions in water. - Viquipèdia