How many kinds of resin are there? What kind of resin does SHVC contain in REACH, PP, PVC, ABS, POM and PE rubber all belong to resin?
Later, with synthetic resin, created the field of organic polymer materials. Thermoplastic resin with a variety of fillers made of various plastics, PP, polypropylene, PVC, PVC, and so on.
These are called resins, and the earliest are natural resins, such as insect oil, rosin and so on.
Thermosetting resins are phenolic, epoxy, polyester, etc.. Another kind is rubber. Broadly referred to as resin
