4730
There was no crosB-linking and there was only a minor increase in the molecular weight of the powder after 96 h , at 210 °C .
 concept or principle: crosB-linking; process parameter: weight; material: powder
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: crosB-linking, weight, powder 
Answer:
 concept or principle: crosB-linking; process parameter: weight; material: powder