Explanation
It is a kind of natural polymer materials made from Balata tree kyoto milk, which is mainly produced in the Amazon River basin, Panama and other places, and belongs to the family Calamaceae and the genus Cardiocarpus. Its physical chemistry properties are basically the same as those of eucommia ulmoides gum, and balata rubber is used as a supplementary raw material of gutta percha gum.
Classification
Organic polymer materials -> Rubber