Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field unknown
Is Reference of Duroplast-de#Sense
Hitzehaertbarer Kunststoff-de#Sense
Thermodurcissables-fr#Sense
Thermoharders-nl#Sense
Thermosetting plastics-en#Sense
Resine termoindurenti-it#Sense