<?xml version="1.0" encoding="utf-8"?><mads xmlns="http://www.loc.gov/mads/" xmlns:mods="http://www.loc.gov/mods/v3" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.loc.gov/mads/
mads.xsd"><authority><topic authority="http://AATesaurus.cultura.gencat.cat/aat/getty_en">polyvinyl alcohol</topic></authority><related type="broader"><topic>vinyl polymers</topic></related><variant type="other"><topic>PVA</topic></variant><variant type="other"><topic>PVAL</topic></variant><variant type="other"><topic>alcohol, polyvinyl</topic></variant> <note xml:lang="en"><![CDATA[ A thermoplastic resin that is soluble or swells in water and can become insoluble in time through crosslinking; used chiefly for emulsifier, adhesive, and film resistant to solvent and abrasion, and in making molded and extruded products, and polyvinyl acetal. ]]></note></mads>