Polylactic acid (PLA) bụ ihe ọhụrụ na-emebi emebi nke na-eji akụrụngwa starch emepụtara nke a na-ewepụta site na akụrụngwa osisi enwere ike imeghari (dịka ọka).Starch raw material na-saccharified iji nweta glucose, ọ fermented site glucose na ụfọdụ ụdị na-emepụta lactic acid na elu ịdị ọcha, mgbe ahụ, ụfọdụ ego nke PLA na-synthesized site na usoro nke chemical synthesis.Ọ nwere ezigbo biodegradability, na mgbe ejiri ya nke nwere ike imebi ya kpamkpam site na microorganisms na okike, na-emecha na-emepụta carbon dioxide na mmiri, nke na-adịghị emetọ gburugburu ebe obibi na bara uru nke ukwuu maka nchebe gburugburu ebe obibi. Ya mere, dị ka anyị niile maara, PLA ghọtara dị ka gburugburu ebe obibi. ihe enyi na enyi.
Site na nkwalite zuru ụwa ọnụ nke mmachi rọba, PLA na-abawanye n'ọrụ n'ụdị ngwaahịa rọba dị iche iche, dị ka akpa nkwakọ ngwaahịa, igbe nri enwere ike iwepu na akpa anaghị kpara akpa.
PLA nonwovens nwere ike ịbụ 100% nbibi na gburugburu ebe obibi, na ezi applicability, ọ bụghị nanị adabara artificial ịkwa akwa, ma adabara ultrasonic ịgbado ọkụ na-abụghị kpara akpa na-eme igwe, ma n'ihi na nke ike na-ejedebeghị, otú price bụ elu karịa. PP na-abụghị nke a kpara akpa , ya mere nnabata ahịa adịghị elu, ma kwere na site na nkwalite nke teknụzụ mmepụta PLA na mgbasawanye nke mmepụta ihe, PLA ga-aghọ ihe bụ isi nke ngwaahịa nkwakọ ngwaahịa.
Oge nzipu: Eprel-25-2022