Views: 35 Sau: HSQY Yas Tshaj Tawm Lub Sijhawm: 2023-04-17 keeb kwm: Lub chaw
CPET (Crystallene Terephthalate) Cov tais yog cov zaub mov nrov kom npaj tau cov zaub mov kom txaus, ua tsaug rau lawv kom muaj qhov kub kom sov thaum khaws cov zaub mov zoo. Cov tais diav no tuaj yeem siv rau ntau cov ntawv thov, los ntawm khov rau microwave thiab ua noj. Lawv cov versatility thiab yooj yim tau ua rau lawv kev lag luam txheem rau cov tuam txhab khoom noj, cov khw muag khoom, thiab cov neeg siv khoom zoo ib yam.
Qee qhov tseem ceeb ntawm CPET cov tais suav nrog lawv lub teeb meem, kev teeb meem kev ua si, uas pab tswj cov zaub mov tshiab thiab ua kom lub txee tshiab. Tsis tas li ntawd, cov tais cpet yog rov ua dua tshiab, ua rau lawv xaiv ib puag ncig rau cov zaub mov ntim khoom.
Txhawm rau kom muaj kev nyab xeeb thiab qhov zoo ntawm CPET cov tais, ntau txoj kev cai thiab cov qauv tswj hwm lawv cov kev tsim khoom thiab siv. Cia peb mus saib ze rau qee cov lus qhia no.
Nyob rau hauv Tebchaws Asmeskas, Chaw Tswj Xyuas Khoom Noj thiab Tshuaj Noj (FDA) yog lub luag haujlwm rau kev tswj cov khoom noj cov zaub mov muaj zaub mov, suav nrog cov tais cpet. FDA teev cov lus qhia tshwj xeeb rau cov theem siv tau ntawm cov qib tshuaj thiab cov tshuaj ntxiv hauv cov khoom no kom lawv tsis txhob muaj kev pheej hmoo rau tib neeg kev noj qab haus huv.
Hauv European Union, cov khoom noj ntim khoom xws li Cov tais diav CPET tau tswj hwm los ntawm European Commission nyob rau hauv lub moj khaum kev cai (EC) tsis muaj 1935/2004. Cov kev tswj hwm no tau hais txog cov cai muaj kev nyab xeeb rau cov ntaub ntawv rau kev sib cuag nrog zaub mov, suav nrog cov lus tshaj tawm ntawm kev ua raws cai thiab kev tawm tsam.
Cov Koom Haum Thoob Ntiaj Teb rau Cov Qauv Txheej Txheem (ISO) kuj siv tau rau CPET cov tais. Tus yuam sij ISO cov qauv los txiav txim siab suav nrog ISO 9001 (ISO 22000 (Khoom Noj Kev Nyab Xeeb Kev Nyab Xeeb), thiab ISO 14001 (ib puag ncig kev tswj hwm cov tshuab) ib puag ncig). Cov qauv no ua kom cov zoo ua tau zoo, kev nyab xeeb, thiab ib puag ncig lub luag haujlwm ntawm CPET phaj ntau lawm.
EC1907 / 2006
Txhawm rau kom ua raws li cov kev cai thiab cov qauv, CPET cov tais yuav tsum tau ua kom nruj. Ntawm no yog ib tug txheej txheem cej luam ntawm cov kev ntsuam xyuas feem ntau ua:
Kev kuaj cov ntaub ntawv yog ua kom ntseeg tau tias cov ntaub ntawv raw siv hauv CPET cov khoom siv muaj kev nyab xeeb rau kev sib cuag cov zaub mov thiab ua kom tau raws li kev cai tswj noj. Qhov kev ntsuas no feem ntau yog kev txheeb xyuas cov khoom sib xyaw ua ke ntawm cov ntaub ntawv, nrog rau lawv lub cev thiab cov kws kho tshuab.
Kev sim tshuaj ntsuam xyuas qhov ua haujlwm ntawm cov ua haujlwm CPET, suav nrog lawv lub peev xwm tiv thaiv kev kub ntxhov siab, tswj hwm kev ua haujlwm tau zoo, thiab khaws cov zaub mov zoo. Kev ntsuam xyuas yuav suav nrog kub tsis kam, foob, thiab kev saib xyuas kev tiv thaiv tsis kam.
Kev xeem kev tsiv teb tsaws yog qhov tseem ceeb kom paub tseeb tias cov tshuaj uas muaj tshuaj los ntawm cov zaub mov CPET tsis migrate rau hauv cov zaub mov uas lawv muaj kev pheej hmoo rau tib neeg kev noj qab haus huv. Qhov kev ntsuas no suav nrog cov tais rau ntau yam kev mob, xws li kub siab lossis sib cuag nrog cov zaub mov sib txawv, thiab ntsuas kev hloov khoom ntawm cov tais mus rau cov sim. Cov txiaj ntsig yuav tsum tau ua raws li kev tswj hwm kev txwv kom ntseeg tau tias cov neeg siv kev nyab xeeb.
Raws li kev txhawj xeeb txog cov pa phem yas thiab tswj kav hlau loj hlob, nws yog qhov tseem ceeb rau cov tuam txhab muaj lub luag haujlwm ntawm CPET ntawm CPET cov tais. CPET tau faib ua cov yas ua kom rov ua dua tshiab, thiab ntau cov kev siv rov ua dua tshiab txais nws. Txawm li cas los xij, nws yog ib qho tseem ceeb kom ntseeg tau tias cov tais ntawd tau ntxuav thiab xaiv ua ntej kev rov ua dua tshiab thiab ua kom muaj zog ntxiv.
Ntxiv nrog rau kev siv dag zog, muaj kev pheej hmoo txaus siab siv cov ntaub ntawv nyob rau hauv CPET cov tais. Qee cov tuam ntxhab tshawb nrhiav kev siv cov khoom siv xyoob ntoo los yog siv hluav taws xob los txo lawv cov kev cuam tshuam ib puag ncig, thaum tseem tuav cov txiaj ntsig tseem ceeb ntawm kev ntim khoom tseem ceeb ntawm CPET.
Kev tshawb nrhiav kom muaj cov kev ruaj ntseg ntim tau tau coj mus rau kev txhim kho ntawm biodegradable xaiv rau cov khoom siv cppe cepet tsoos. Qee cov tuam txhab tau sim nrog cov khoom siv nroj tsuag, xws li polylactic acid (yog cov tais Cov kev xaiv no yuav dhau los ua ntau thoob plaws hauv lub xyoo tom ntej raws li qhov kev thov rau kev siv tshuaj rau hauv eco.
Lub ntim kev lag luam yog kev hloov pauv tseem ceeb li thev naus laus zis tshiab, xws li automation thiab kev lag luam 4.0, tawm. Cov kev nce qib no tuaj yeem pab ua kom ua kom zoo rau CPET CPET cov txheej txheem tsim khoom, txhim kho kev tswj hwm zoo, thiab nce kev ua tau zoo. Txawm li cas los xij, lawv kuj tseem qhia cov kev cov nyom, xws li qhov xav tau kev ua haujlwm txawj ntse thiab lub peev xwm rau kev ua haujlwm hloov chaw.
Kev tswj cov kab ke ntawm CPET cov kev cai thiab cov qauv tseem ceeb rau cov tuam txhab tsim kom muaj kev nyab xeeb, kev ua haujlwm zoo ntawm lawv cov khoom. Los ntawm kev paub txog cov lus qhia tam sim no, kev xeem cov qauv, thiab cov ntaub ntim khoom siv hluav taws xob tuaj yeem txuas ntxiv lawv cov kev cuam tshuam rau ib puag ncig.