Poly(vinyl alcohol)
MF: C2H4O
MW: 44.05256
CAS: 9002-89-5
Polyvinyl alcohol is white solids with three types: flocculent, granular and powdery; non-toxic, odorless, non-polluting, and can be dissolved in water at 80--90 °C. Its aqueous solution has good adhesion and film-forming properties; it is resistant to most organic solvents such as oils, lubricants and hydrocarbons; it has chemical properties such as esterification, etherification, and acetalization of long-chain polyols.
Polyvinyl alcohol is mainly used in the manufacture of polyvinyl acetal, gasoline-resistant pipes, vinylon fibers, emulsifiers, dispersants, adhesives, fabric treatment agents, binders for binding, packaging films, and medical materials and products.
In agriculture, polyvinyl alcohol is used as soil conditioner, pesticide adhesion synergist and polyvinyl alcohol film; it can also be used in daily cosmetics and high-frequency quenching agent.
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