由于聚乙烯醇（PVA）的热分解点根接近其熔点，故通常只采用溶液纺丝法（湿纺或干纺）。
Since the decomposion temperature of PVA is very close to its melting point , polyvinyl alcohol ( PVA ) is spun into fibers currently by solution spinning ( either wet or dry process ) only .
溶液纺丝法