<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31409848</termId><termName>Glyptal</termName><termType>PT</termType><termNote><![CDATA[ Formerly copyrighted name for a series of alkyd resins used for surface coatings such as varnishes, shellacs and paints. Glyptal is made by heating phthalic anhydride and glycerin together. ]]></termNote><termCreatedDate>2026-03-30 20:50:12</termCreatedDate><relation><relationType>UF</relationType><termId>31409849</termId><termName>glyptal</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31370930</termId><termName>alkyd resin</termName><termType>PT</termType></relation></term>  </Zthes>