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uses, all the ethanoate groups are hydrolyzed to form hydroxyl groups (fully hydrolyzed pva): however, for other uses, only partially hydrolyzed pva is used. pva is a readily degradable water-soluble polymer and among its uses are as an adhesive (paper, fabrics, leather) and for coating paper and paperboard
uses, all the ethanoate groups are hydrolyzed to form hydroxyl groups (fully hydrolyzed pva): however, for other uses, only partially hydrolyzed pva is used. pva is a readily degradable water-soluble polymer and among its uses are as an adhesive (paper, fabrics, leather) and for coating paper and paperboard...
https://www.essentialchemicalindustry.org/polymers/degradable-plastics.html