Polylactic acid (PLA) bụ akpa rọba ọhụrụ na-emebi emebi nke emere site na starch nke ewepụtara site na akụrụngwa osisi enwere ike imeghari dịka ọka.Ọ nwere ezigbo biodegradability na enwere ike imebi ya kpamkpam site na microorganisms na okike mgbe ejiri ya mee ihe, mechaa mepụta carbon dioxide na mmiri.Ọ dịghị emetọ gburugburu ebe obibi, ọ bara ezigbo uru na nchekwa nke gburugburu ebe obibi, a ghọtara dị ka ihe nchebe gburugburu ebe obibi
N'ime akụrụngwa akụrụngwa nke akpa rọba na-emebi emebi, a na-ama polylactic acid (PLA) dị ka otu n'ime ụdị nwere ike mmepe kachasị, yana biocompatibility, biodegradability na ike nrụpụta akụrụngwa.Na gburugburu ebe obibi, ihe mkpofu PLA nwere ike ịdaba na CO2 na H2O site na usoro nke usoro metabolic dị ndụ dị ka hydrolysis (ọnwa 6-12).Nke a CO2 na H2O nwere ike iji osisi na-emepụta starch n'oge photosynthesis, nke a pụrụ iji mepụta polylactic acid ọzọ.Ya mere, POlylactic acid abụghị naanị ihe na-adịghị agwụ agwụ, kamakwa ọ nwere ike ibelata mmetọ ọcha, chekwaa mmanụ mmanụ, na ihe onwunwe nwere ike ịnọgide na-enwe "mkpụrụ osisi carbon" na ọdịdị.
Ogologo oge ọ na-ewe maka akpa ahụ nwere ike imegharị ihe na-emebi emebi na-adabere n'ihe dị iche iche, dị ka okpomọkụ na oke mmiri.Akpa comppostable nwere ike biodegrade n'ime ụbọchị 30 n'ụlọ ọrụ ịkwakọ ngwaahịa azụmahịa yana n'ime ụbọchị 90 n'ime usoro nhazi ụlọ.
Ka ọ dị ugbu a, anyị na-emepụta: akpa kọfị na-emebi emebi, akpa tii na-emebi emebi.Akpa biodegradable nwere ewepụghị, ihe na-emebi emebi n'akụkụ akara akpa, akpa nkwakọ nri biodegradable, akpa zipa kwụ ọtọ, akụkụ 3, ngwaahịa anyị na-ere ihe karịrị mba 20 gburugburu ụwa, enwere ọtụtụ ikpe na nlele, ma ọ bụrụ na ị nwere. ọchịchọ nke akpa ndị na-emepụta ihe, biko kpọtụrụ anyị, anyị ga-enye gị ngwọta nkwakọ ngwaahịa kachasị mma, Ka ngwaahịa gị nwee ahịa ka mma.Sorokwa anyị rụkọọ ọrụ iji chebe ụwa.
Oge nzipu: Jul-20-2022