Hydroxypropyl methylcellulose (HPMC) yog cov dej-soluble polymer compound uas feem ntau suav hais tias yog ib qho khoom siv hauv tsev.
Biodegradability: HPMC muaj biodegradability zoo nyob rau hauv ib puag ncig ntuj, uas txhais tau hais tias nws yuav decomposed los ntawm cov kab mob nyob rau hauv tej yam kev mob thiab nws thiaj li hloov mus rau ib puag ncig yam tsis muaj teeb meem tshuaj. Hauv qhov sib piv, cov khoom siv yas xws li polyethylene thiab polypropylene yog qhov nyuaj rau degrade thiab nyob hauv ib puag ncig ntev, ua rau "dawb paug."
Kev cuam tshuam rau ecosystems: Txoj kev yas yog tsim, siv thiab pov tseg yog ua paug ecosystems, ua rau tib neeg noj qab haus huv thiab destabilizing huab cua. Qhov cuam tshuam ntawm cov pa phem ntawm cov ecosystem xws li av av, dej qias neeg, kev puas tsuaj rau cov tsiaj qus thiab cov nroj tsuag, thiab lwm yam. HPMC, ntawm qhov tod tes, tsis tshua muaj kev cuam tshuam rau lub ecosystem vim nws biodegradability.
Cov pa roj carbon emissions: Kev tshawb fawb los ntawm Academician Hou Li'an pab pawg qhia tau hais tias cov pa roj carbon emissions ntawm biodegradable plastics (xws li HPMC) thaum lub sij hawm tag nrho lub neej voj voog yog kwv yees li 13.53% - 62.19% qis dua li cov khoom siv yas, uas qhia cov pa roj carbon emission txo qhov tseem ceeb.
Microplastic Pollution: Kev nce qib hauv kev tshawb fawb ntawm microplastics nyob rau hauv ib puag ncig qhia tau hais tias qhov cuam tshuam ntawm cov khoom yas ntawm cov av, sediments, thiab dej tshiab yuav muaj kev cuam tshuam ntev rau cov ecosystems. Cov khoom yas tuaj yeem ua rau 4 mus rau 23 lub sij hawm tsim kev puas tsuaj rau av ntau dua li dej hiav txwv. Vim nws biodegradability, HPMC tsis tsim teeb meem microplastic tsis tu ncua.
Kev pheej hmoo ntawm ib puag ncig: Kev lag luam cuam tshuam ntawm cov pa phem yas yog qhov tseem ceeb, nrog rau cov nqi cuam tshuam ntawm kev ntxuav cov khib nyiab pov tseg, siv cov txheej txheem tswj cov khib nyiab, thiab hais txog kev cuam tshuam ib puag ncig thiab kev noj qab haus huv ntawm cov pa phem yas ua rau lub nra nyiaj txiag rau cov zej zog thiab tsoomfwv. Raws li cov khoom siv biodegradable, HPMC muaj kev pheej hmoo ntawm ib puag ncig tsawg.
Kev ntsuam xyuas ib puag ncig: Raws li kev ntsuam xyuas ib puag ncig, kev tsim khoom thiab kev siv HPMC muaj kev cuam tshuam me me rau ntawm qhov chaw, dej thiab av, thiab kev ntsuas kev tsim khoom huv si thaum nws cov txheej txheem tsim khoom tuaj yeem txo qhov cuam tshuam rau ib puag ncig.
Raws li ib puag ncig tus phooj ywg cov ntaub ntawv, HPMC muaj qhov zoo tshaj plaws ntawm cov yas yas ntawm ib puag ncig, tshwj xeeb tshaj yog hais txog biodegradability, carbon emissions thiab microplastic pollution. Txawm li cas los xij, kev cuam tshuam ib puag ncig ntawm HPMC kuj yuav tsum tau soj ntsuam tag nrho raws li cov xwm txheej xws li nws cov txheej txheem tsim khoom tshwj xeeb, kev siv thiab pov tseg.
Post lub sij hawm: Oct-25-2024