FAQs

FAQ

MAFUNSO OFUNSIDWA KAWIRIKAWIRI

Kodi kuti ziume PLA?

REVODE101 wakhala kukonzedwa ndi kuumitsa crystallization, kenako, apamwamba kutentha mtendere wa utomoni ndi 110 ℃, ndi chinyezi wokhutira ndi zosakwana 200 ppm. The utomoni kuti kusungidwa mu thumba aluminum zojambulazo, kutetezedwa ndi bokosi kapena thumba kunja angagwiritsidwe ntchito mwachindunji. Re-kuyanika wa utomoni akhoza kupanga mnyontho poyerekeza 100 PPM, umene uli yabwino kwa kumapangitsanso processability a utomoni ndi khalidwe la chipepalacho.
Pamene kachiwiri atayanika utomoni, ndi zosagwiritsidwa dehumidified mpweya otentha zoletsedwa, chifukwa popanda dehumidifier, osati kuyanika zotsatira sungagulire, komanso liwiro la madzi absorbance wa PLA utomoni akhoza inapita patsogolo. Mpweya dehumidified akhoza mutsimikizira kuyanika zotsatira za PLA utomoni mu desiccator.
Mavesi PLA zinthu kuyanika amaoneka mu tebulo zotsatirazi:

kuyanika chizindikiro Zikhazikiko Chitsanzo
Mumakhalako Time ( maola ) 2-3
Air Kutentha ( ℃) 90
Air Mame Point ( ℃) -40 ~ -42
Air Mumayenda Mlingo ( M3 / hr-makilogalamu utomoni ) > 1,85
Kodi adzikonzenso PLA utomoni?

Zipangizo zongowonjezwdwa akhoza reused (zipangizo zongowonjezwdwa ayenera kukhala osati yaitali kuposa 3 miyezi, ndi osapitirira 35% mu zovuta). Chifukwa cha kulamula mnyontho wa pepala extrusion ayenera kukhala wotsika kuposa 200 PPM, zipangizo zongowonjezwdwa ayenera anachitira ndi crystallization ndi mkulu-kutentha kuyanika ndi chipangizo desiccant.
Crystallization njira 1:
General crystallization zipangizo PET alandiridwa. Mwachitsanzo, pamene 0.5 M3 crystallization autoclave amusankha, zipangizo ayenera kusakaniza homogeneously, ndi 1: 1 kulemera chiŵerengero zipangizo zongowonjezwdwa kuti PLA koyera. Pambuyo kuwonjezeka mu crystallization autoclave, ndi kutentha crystallization cha zovuta anayamba pansi kuphatikiza pa liwiro la 3 rpm. Kutentha amamasulidwa pa 60 ℃ kwa 20min, 80 ℃ kwa 10, 95 ℃ kwa 10min, pomaliza pa 110 ℃ min 30, kenako lowing kutentha sitepe ndi sitepe. Lonse crystallization ndondomeko kumatenga za 1.5 ola.
Crystallization njira 2:
Pogwiritsira ntchito Kreyenborg infuraredi crystallization zida, zida ndi usavutike ndi infuraredi, limodzi ndi kasinthasintha kusanganikirana pambuyo kuwonjezeka mu infuraredi crystallization anagubuduza mbiya. Mtengo wa njira iyi kuti crystallization ndi kuyanika ndondomeko zimagwiridwa pa nthawi yomweyo, ndi ndondomeko akhoza inatha mu 15 ~ 20 min.
Crystallization njira 3:
Pambuyo pokhala chisanadze zouma otsika kutentha, zipangizo zongowonjezwdwa adzakhala extruded ndi palletized, pambuyo ndiye, ndondomeko crystallization zingachitike mu PET zida crystallization.

Dziwani: Tinthu ndi zidutswa akhoza reused kwa kangapo. Pa zingagwiritsidwenso ntchito ndondomeko ya zipangizo zongowonjezwdwa, pang'ono wothandizila wothandizira - ADR akhoza kuwonjezeredwa kuchepetsa katundu kuchepa zipangizo zongowonjezwdwa bwino, ndi kuchuluka analimbikitsa ndi 0,1 ~ 0,6%.

 

The egradation mfundo za PLA

Kompositi kudzitsitsa
The PLA akhoza kukwaniritsa biodegradation zonse mwa masiku 180 m'mikhalidwe kompositi manyazi, ndi mankhwala komaliza ndi mpweya woipa komanso madzi. Zikhalidwe composting ali motere:
○ Kutentha ndi 58 ± 2 ° C
○ Kuchuluka kwa chinyezi 98%
○ Pali ena tizilombo

Akhala akutayirapo dothi kudzitsitsa
The zinthu akhala akutayirapo dothi ndi osiyana zikhalidwe composting. Choncho, mlingo kunyoza PLA kudzitsitsa wosakwiya, zambiri kumatenga zaka 2-5, koma mankhwala kudzitsitsa musati zodetsa pansi popanda kuwononga zomera zikule ndi tisawononge dziko adayilimira, ndipo pamapeto pake akadali kwathunthu opanda chiyembekezo.

Moto
Mtengo kuyaka wa PLA kakang'ono, ndipo mankhwala kuyaka wathunthu ndi mpweya woipa komanso madzi, amene Musadetse mpweya.

PLA utomoni ndi chiyani?

PLA amatenga chaka chuma zongowonjezwdwa - chimanga, chinangwa ndi zomera zina monga zopangira. Pambuyo nayonso mphamvu ndi tizilombo, asidi lactic adzakhala yotengedwa, ndiye PLA adzakhala opangidwa kudzera njira ya kuyenga, kuchepa madzi m'thupi polymerization, mkulu kutentha pyrolysis ndi polymerization komaliza. PLA ali kwambiri biodegradable katundu. Pambuyo nazo, chaka chimodzi, akhoza adzitsitsa mu mpweya woipa komanso madzi ndi tizilombo mu nthaka, ndipo alibe vuto chilengedwe chathu. PLA ndi mtundu wa aliphatic poliyesitala ndi makhalidwe zipangizo ambiri micromolecule. PLA ali katundu wabwino machanical, otsika shrinkage, ndipo ndi woyenera kugwiritsa ntchito mapulasitiki kwambiri kupanga, komanso iwo ankagwiritsa ntchito yopanga zipangizo phukusi, tableware disposable, banja magetsi chipangizo chamagetsi chipolopolo, CHIKWANGWANI, katundu 3D etc.

Chifukwa PLA zichokela ku mbewu resoures zongowonjezwdwa koma osati mafuta ofotokoza mwambo mapulasitiki, tingathe truely kuzindikira mphamvu yopulumutsa ndi chitetezo enviromental, ndi PLA imatengedwa kuti kwambiri zingamuthandize latsopano "zinthu zachilengedwe".

Magwiridwe chizindikiro Buku

katunduyo

UNIT

Buku index

maonekedwe

-

White kapena wachikasu cylindrical granules

tinthu m'mimba mwake

mamilimita

2 ~ 4

kachulukidwe

g / cm3

1,25 ± 0,05

Monomer

%

≤1

Sungunulani Index (190 ℃ 2.16kg)

g / 10min

1 ~ 30

Galasi Zidziwitso Kutentha

58 ~ 60

limatsogolera Point

~ 160

Kwamakokedwe Mphamvu pa Idyani

MPa

~ 50

kwamakokedwe Modulus

GPa

3.5 ~ 6,0

Impact Mphamvu

J / mamita

10 ~ 13

Lopangidwa ntchito poyerekezera

katunduyo

Unit

PP

GPPS

PET

PLA

kachulukidwe

g / cm3

0.90-0.91

1.04-1.09

1.3-1.4

1,25

Sungunulani index

g / 10min

0.2-20

1.5-30

-

1-30

Kulimba kwamakokedwe

MPa

29.6-35

≥58.8

≥60

≥50

Elongation

%

200-700

1.0-2.5

30-70

≥5

Transmittance

%

85-88

88-92

90-92

90-95

Kumagwira ntchito NDI US?



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