... obtained by the solid from the liquid to a series of linear polymers. In addition α --- β --- ene and ene with ... as: styrene, phenol, and formaldehyde, etc.) Synthesis of cationic copolymerization of styrene --- terpenes, terpene phenol based resins, such as ... , odorless, resistant to radiation, anti-crystallization properties. 3) Of oxygen, heat, light, relatively stable, resistant to acid, alkali ...