<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31320524</termId><termName>alkylalkoxysilane</termName><termType>PT</termType><termNote><![CDATA[ Refers to hydrophobic silane used as coating on stone or concrete to repel water. ]]></termNote><termCreatedDate>2026-03-30 20:26:23</termCreatedDate><relation><relationType>UF</relationType><termId>31320525</termId><termName>alkyl alkoxy silane</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31320526</termId><termName>alkyl-alkoxy silane</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31320527</termId><termName>alkylalkoxysilane</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31320528</termId><termName>alkylalkoxysilanes</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31306143</termId><termName>inorganic material</termName><termType>PT</termType></relation><relation><relationType>RT</relationType><termId>31320543</termId><termName>alkoxysilane</termName><termType>PT</termType></relation></term>  </Zthes>