: [CH₂CH(OAc)]_n + C₂H₅OH -> [CH₂CH(OH)]_n + C₂H₅OAc

The properties of the polymer are affected by the degree of transesterification.

Worldwide consumption of polyvinyl alcohol was over one million metric tons in 2006.

Structure and properties

PVA is an atactic material that exhibits crystallinity. In terms of microstructure, it is composed mainly of 1,3-diol linkages