ʻO ka polylactic acid (H-[OCHCH3CO]n-OH) maikaʻi ke kūpaʻa wela, ʻo ka mahana hana ʻo 170 ~ 230 ℃, a he kūpaʻa maikaʻi kona.Hiki ke hana ʻia ma nā ʻano like ʻole, e like me ka extrusion, spinning, biaxial stretching, Injection blow molding.Ma waho aʻe o ka ...
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