Hydroxypropyl methylcellulose (HPMC) ivhu rinonyungudika nemvura yepolymer compound iyo inowanzoonekwa sechinhu chekuvaka chine hushamwari.
Biodegradability: HPMC ine yakanaka biodegradability munzvimbo yechisikigo, zvinoreva kuti inogona kuodzwa nema microorganisms pasi pemamwe mamiriro uye pakupedzisira inoshandurwa kuita zvinhu zvisingakuvadze nharaunda. Kusiyana neizvi, mapurasitiki echinyakare akadai se polyethylene uye polypropylene anonetsa kudzikisira uye kuramba ari munharaunda kwenguva yakareba, zvichikonzera "kusvibiswa kuchena."
Kukanganisa kwezvakatipoteredza: Magadzirirwo, kushandiswa uye kuraswa kwepurasitiki kusvibisa zvipenyu, kuisa hutano hwevanhu mungozi uye kukanganisa mamiriro ekunze. Kukanganisa kwekusvibiswa kwepurasitiki pane ecosystem kunosanganisira kusvibiswa kwevhu, kusvibiswa kwemvura, kukuvadza kumhuka dzesango nezvirimwa, nezvimwewo. HPMC, kune rumwe rutivi, ine zvishoma-refu-refu kukanganisa paecosystem nekuda kwekuora kwayo.
Kabhoni emissions: Tsvagiridzo yakaitwa nechikwata cheAcademician Hou Li'an inoratidza kuti kabhoni inoburitsa mapurasitiki anoodza (senge HPMC) mukati mehupenyu hwese anosvika 13.53% - 62.19% yakaderera pane zvigadzirwa zvepurasitiki zvechinyakare, zvichiratidza kugona kwekudzikisa kabhoni.
Microplastic Pollution: Kufambira mberi mukutsvagisa ma microplastics mumhoteredzo kunoratidza kuti kukanganisa kwezvidimbu zvepurasitiki paivhu, sediments, uye mvura yakachena kunogona kuve nekukanganisa kwenguva refu pane izvi zvipenyu. Zvimedu zvepurasitiki zvinogona kukuvadza zvakapetwa ka4 kusvika ku23 panyika pane makungwa. Nekuda kweiyo biodegradability, HPMC haigadziri anoramba ari microplastic kusvibiswa matambudziko.
Njodzi dzezvakatipoteredza: Kukanganisa kwehupfumi hwekusvibiswa kwepurasitiki kwakakosha, nemitengo yakabatana yekuchenesa marara epurasitiki, kuita masisitimu ekugadzirisa marara, uye kugadzirisa nharaunda uye hutano kukanganisa kusvibiswa kwepurasitiki kuchiisa mutoro wemari kunharaunda nehurumende. Sezvinhu zvinoora, HPMC ine njodzi dzakaderera dzezvakatipoteredza.
Kuongorora kwezvakatipoteredza: Panyaya yekuongorora kwezvakatipoteredza, kugadzirwa uye kushandiswa kweHPMC kune diki kamero pamhepo, mvura nevhu, uye matanho ekugadzira ekuchenesa anotorwa panguva yekugadzira kwayo anogona kuwedzera kudzikisa kukanganisa kwezvakatipoteredza.
Sezvinhu zvine hushamwari kwezvakatipoteredza, HPMC ine mabhenefiti ari pachena pamusoro pemapurasitiki echinyakare maererano nekukanganisa kwezvakatipoteredza, kunyanya maererano ne biodegradability, kabhoni emissions uye microplastic kusvibiswa. Nekudaro, kukanganiswa kwezvakatipoteredza kweHPMC kunodawo kuongororwa zvizere zvichienderana nezvinhu zvakaita seyekuita kwayo kugadzira, kushandiswa uye kuraswa.
Nguva yekutumira: Oct-25-2024