The Characteristics Of High-quality Epoxy Soybean Oil
————（ESO）————
Epoxidized soybean oil (abbreviated as ESO) is a kind of organic matter, which has excellent heat resistance, light resistance and compatibility. It is often used as a plasticizer for PVC products, especially suitable for transparent PVC products, food packaging products and other non-toxic products. Has a wide range of applications. There are also many epoxy soybean oil products on the market, with different qualities and varying prices. In order to identify and better purchase epoxy soybean oil, in this article, let's understand what are the characteristics of high-quality epoxy soybean oil?
High-quality epoxy soybean oil should have the following characteristics:
1. The color is close to transparent without impurities
The color of ordinary epoxidized soybean oil is light yellow, visible to the naked eye. The color number of imported epoxy soybean oil with a certain decolorization process is between 150-200
2. No pungent odor
The smell of ordinary epoxy soybean oil is pungent. Imported epoxy soybean oil with a certain deodorization process has a lighter smell, but still has a lighter smell
3. High epoxy value
The higher the epoxy value, the better. In addition, professionals will look at the thermal stability index of the epoxy group.
4. Low iodine value
The lower the iodine value, the better the compatibility with polar materials, and the less likely it is to precipitate
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