Ib puag ncig tus phooj ywg plastics yog lub tswvyim loj. Piv txwv li, kev tsim cov khoom siv raw khoom uas yog ib puag ncig-phooj ywg tuaj yeem hu ua plooj av phooj ywg. Kev txhim kho cov hnab yas ntim khoom pov tseg rau kev rov ua dua tshiab txo cov txheej txheem ntawm cov yas pov tseg. Nws tseem hu ua kev tiv thaiv ib puag ncig tus phooj ywg lossis ib puag ncig cov yas, uas tawg qhov nyuaj ntawm lub hnab yas zoo tib yam. Degradable plastics uas muaj qhov tsis zoo ntawm kev ua rau kuj tuaj yeem raug hu ua tus phooj ywg environmentally plastics. Dab tsi yog qhov txawv ntawm ob?
Ua cov phooj ywg zoo rau cov khoom siv hlau ua cov khoom siv ib puag ncig
Kev tsim cov khoom siv rau cov khoom siv kom zoo yog ib puag ncig, raws li lub npe cuam tshuam, uas nyob rau hauv cov txheej txheem ntau lawm, ntxiv rau kev siv cov khoom siv yas yas, tsis muaj cov yas ntim khoom pov tseg thiab lwm yam tshuaj phem.
Cov khoom puas yas uas cov tuam txhab ua los ntawm peb lub tuam txhab yog cov yas zoo cov khoom siv hauv ib puag ncig. Nws tsis tsuas yog siv cov polyethylene yas substrate uas ua tau raws li cov zaub mov ntim huv qauv ntxiv rau cov zaub mov-qib EBP degradable masterbatch, xoom ntxiv rau cov khoom siv rov ua dua tshiab, thiab tsis muaj tshuaj lom, Nws tsis muaj qhov tsis hnov tsw thiab ua rau cov polyethylene yas, uas thaum xub thawj siv ntau pua xyoo yuav tsum muaj kev puas tsuaj hauv qhov xwm txheej, ntxeem mus rau hauv dej, carbon dioxide thiab av organic teeb meem nyob rau hauv ob peb xyoos nyob rau hauv ntuj tsim, thiab xa rov qab mus rau ecosystem kom ua tiav kev ua kom tiav.
Rov qab siv hom yas hom ib puag ncig yas
Nws tau hais tias qhov khib nyiab yog cov khoom siv tsis raug, tab sis ntau lub nroog tam sim no tab tom ntsib kev kub ntxhov ntawm cov txheej txheem khib nyiab. Rov qab siv cov yas yog zoo li qhov thim rov qab hauv kev lag luam. Los ntawm kev rov ua dua tshiab cov khoom yas nrog cov nqi rov ua dua tshiab, xws li lub khob ntim khoom, cov hnab ntim khoom noj pov tseg, lub hnab yas, thiab lwm yam, los ntawm cov txheej txheem tshwj xeeb thiab cov qauv," khib nyiab" tuaj yeem tig mus rau hauv Tshuab seem, cov khoom siv lossis lwm cov khoom siv nyob.
Txawm li cas los xij, cov txheej txheem ntawm cov yas siv dua yog qhov nyuaj thiab tus nqi tsawg, yog li qee lub lag luam tau ua kom zoo dua, ua rau qee cov khoom lag luam yas tsis tsim nyog hauv kev ua lag luam. Piv txwv li, thaum peb tau txais qee cov khoom yas, lawv yuav pungent heev. Piv txwv li, yog tias koj saib dhau los ntawm lub hnab yas dhau ntawm lub teeb, tej zaum yuav muaj ntau ntawm cov kab dub, uas txhais tau tias cov khoom lag luam yas tau ua los ntawm cov hnab yas pov tseg.
Vim li no, nyob rau hauv peb lub neej txhua hnub, peb yuav tsum sim ua kom tsis txhob muaj cov plasliv uas tuav rov qab los tuav cov khoom noj, thiab siv cov khoom yas ntau dua ua cov khoom noj-ua cov yas ua khoom noj kom tsis txhob muaj teeb meem rau tib neeg. Thaum tiv thaiv peb tus kheej, peb kuj thov kom koj tiv thaiv peb lub tsev sib xws, muab qhov muaj feem thib ua kev puas tsuaj thiab ib puag ncig cov khoom lag luam yas.