1. The acid value of the products is small, and the acid value of most products is below 0.1mgkoH/g;
2. The dosage is small, adding the amount of the product is about 1/10,000.
3. Eliminating neutralization and washing process, not only can shorten the process, reduce energy consumption, but also can reduce sewage discharge, save alcohol and ester.
4. The product is powder (200 mesh), does not react with water, easy to store and use.
5. The catalytic activity temperature is 180℃, the higher the reaction temperature, the stronger the catalytic activity, the faster the reaction rate.