... the biodegradation, reutilization, safety in use and suitable for many kinds of prescription, etc. We are the larggest ... ; Extracte the butadiene, isoprene, aromatics, Polymerizing solvent for the engineering plastics which are difficult to dissolve(such as ... the polyimide) and the aromatic fiber;3). Electric Class: Polymerizing lithium ion battery.4). Reagent Class: Deoil, defat, dewax, burnish, anti ...