INTERNATIONAL PARK OF CREATIVITY;Raul Cuero Rengifo;Gabriela Melo Rodriguez
发明人:
Raul Cuero Rengifo,Gabriela Melo Rodriguez
申请号：
US14909170
公开号：
US09868811B2
申请日:
2014.08.04
申请国别(地区):
US
年份:
2018
代理人:
摘要：
Described herein are polyurethane compositions based on natural materials, as well as methods for making and using the compositions. Also described herein are biofoams made from the polyurethane compositions. The biofoams described herein are resistant to degradation by acid and heat and are able to recover their original shapes after the application of pressure.
