| http://www.w3.org/ns/prov#value | - On the other hand, gas phase polymerization has advantages in that, recovery and reuse of solvents employed for polymerization as in the case of slurry polymerization process are unnecessary, and recovery and reuse of liquefied monomers e.g. liquified propylene as in the case of bulk polymerization process are also not carried out; hence the cost for solvent or monomer recovery is slight and it is
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