9123
Polyurethane is considered as a representative thermoplastic because it is sensitive to thermal-induced degradation and has a relatively narrow process window .
 material: Polyurethane; material: as; material: thermoplastic; concept or principle: degradation; concept or principle: process
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: manufacturing standard, machanical property, manufacturing process, material, engineering feature, process parameter, machine or equipment, application, process characterization, enabling technology, biomedical, concept or principle 
Text: {0} 
 Entities: Polyurethane, as, thermoplastic, degradation, process 
Answer:
 material: Polyurethane; material: as; material: thermoplastic; concept or principle: degradation; concept or principle: process