REVODE101 ka e site ihicha crystallization, mgbe nke, kachasi okpomọkụ kwụsie ike nke resin bụ 110 ℃, na mmiri ọdịnaya bụ ihe na-erughị 200 ppm. The resin na echekwara na Aluminium foil akpa, na-echebe site igbe ma ọ bụ akpa n'èzí ike ga-eji ozugbo. Re-ihicha nke resin nwere ike ime ka mmiri ọdịnaya ala karịa 100 ppm, nke dị mma aka na processability nke resin na àgwà nke mpempe akwụkwọ.
Mgbe re-ihicha resin, na un-dehumidified ekpo ọkụ ikuku a machibidoro iwu, n'ihi na enweghị dehumidifier, ọ bụghị nanị na ihicha mmetụta na-apụghị nwetara, ma na-agba nke mmiri absorbance nke PLA resin nwere ike ịrụpụta. The dehumidified ikuku nwere ike ekwe nkwa na ihicha mmetụta nke PLA resin na desiccator.
Aro PLA ihicha ọnọdụ na-egosi na ndị na-esonụ na tebụl:

Renewable ihe nwere ike reused (na mmeghari ihe kwesịrị bụghị ogologo karịa ọnwa 3, na bụghị ihe karịrị 35% na mgbagwoju). N'ihi ina na mmiri ọdịnaya nke mpempe akwụkwọ extrusion ga-ala karịa 200 ppm, na mmeghari ihe ga-mesoo crystallization na elu-okpomọkụ ihicha site desiccant ngwaọrụ.
Crystallization usoro 1:
General crystallization ngwá maka PITA na-anara. Ihe atụ, mgbe 0,5 m3 crystallization autoclave họrọ, na ihe ga-agwakọta homogeneously, na a 1: 1 arọ ruru nke mmeghari ihe dị ọcha PLA. Mgbe a kwukwara n'ime ndị crystallization autoclave, na oké okpomọkụ crystallization nke mgbagwoju malitere n'okpuru agwakọta na a ọsọ nke 3 rpm. The okpomọkụ atọrọ na 60 ℃ maka 20min, 80 ℃ maka 10 min, 95 ℃ maka 10min, n'ikpeazụ na 110 ℃ 30 min, wee olu okpomọkụ nzọụkwụ site nzọụkwụ. The dum crystallization usoro-ewe ihe 1.5 hour.
Crystallization usoro 2:
Site na iji Kreyenborg infrared crystallization ngwá, ihe na-ewe iwe site infrared, Bilie adiana Ịgwakọta mgbe a kwukwara n'ime ndị infrared crystallization inyefe gbọmgbọm. N'uru nke usoro a bụ na crystallization na ihicha usoro na-rụrụ n'otu oge, na usoro nwere ike biri n'ime 15 ~ 20 min.
Crystallization usoro 3:
Mgbe ha tupu a mịrị amị na ala-okpomọkụ, mmeghari ihe ga-extruded na palletized, mgbe ahụ, crystallization usoro nwere ike mere PITA crystallization akụrụngwa.

Note: Bits na iberibe nwere ike reused maka ọtụtụ ugboro. N'oge iwerekwa usoro nke mmeghari ihe, a obere ego nke osote gị n'ụlọnga - ADR ike-atụkwasịkwara belata Njirimara Ọdịda mmeghari ihe n'ụzọ dị irè, na-atụ aro ole bụ 0,1 ~ 0,6%.

Compost umuihe
The PLA nwere ike isi nweta full biodegradation n'ime 180 ụbọchị n'okpuru compost umuihe ọnọdụ, na ikpeazụ na ngwaahịa ndị carbon dioxide na mmiri. The composting ọnọdụ ndị dị ka ndị a:
○ okpomọkụ bụ 58 ± 2 ° C
○ iru mmiri bụ 98%
○ E nwere ụfọdụ microorganisms

Landfill umuihe
The landfill ọnọdụ ndị dị iche iche si composting ọnọdụ. Ya mere, omume rụrụ arụ ndị ọnụego PLA umuihe na-adịghị ewe, n'ozuzu na-ewe 2-5 afọ, ma omume rụrụ arụ ndị na ngwaahịa na-adịghị emetọ ala enweghị ebibi osisi ibu, na imefusị na-emezu, mesịakwa ọ bụ ka n'ụzọ zuru ezu rụrụ arụ.

N'igba ihe oku
The combustion uru nke PLA bụ obere, na zuru combustion na ngwaahịa ndị carbon dioxide na mmiri, nke na-adịghị emetọ ikuku.

PLA ewe kwa afọ mmeghari ego - ọka, akpu na osisi ndị ọzọ dị ka akụrụngwa. Mgbe gbaa ụka site microorganisms, lactic acid ga-amịpụtara, mgbe PLA ga-emepụta site na a usoro nke nnụcha adịwo, akpịrị ịkpọ nkụ polymerization, elu okpomọkụ pyrolysis na nke ikpeazụ polymerization. PLA nwere magburu onwe ere ure onwunwe. Mgbe mkpofu, n'ime otu afọ, ọ ga-rere n'ime carbon dioxide na mmiri site microorganisms na ala, ma na-eme ọ dịghị nsogbu ka anyị na ya. PLA bụ ụdị aliphatic polyester na isi e ji mara general micromolecule ihe. PLA nwere ezigbo machanical Njirimara, ala shrinkage, na bụ eru ngwa nke kasị sịntetik plastik, nwekwara ọ ọtụtụ-eji na mmepụta nke ngwugwu ihe, disposable tableware, ezinụlọ ngwá ọrụ eletrik shei, eriri, 3D onunu wdg

N'ihi PLA erite site mmeghari osisi resoures ma ọ bụghị mmanụ ala dabeere na omenala plastik, n'ihi ya ọ pụrụ truely aghọta ike na-azọpụta ma enviromental nchedo, na PLA-atụle ga-kasị ekwe ọhụrụ "ebe obibi ihe".

Performance egosi akwụkwọ

Mechanical arụmọrụ tụnyere