Low-density polyethylene (LDPE) kusvika parizvino ndiyo inonyanya kushandiswa yechinyakare barrier coating zvinhu zvemapepa.Polylactic acid (PLA) ndeyechipiri kwairi, inodarika 5% yemugove wemusika muindastiri, inova kuvandudzwa kwakasiyana nemakore mashanu apfuura.Zvakadaro, ongororo ichangoburwa uye kuferefetwa kwebioplastics kwatanga kutsvaga mweya pamusoro pekusimudzirwa kwePLA uye polybutylene adipate terephthalate (PBAT).Zvitsva zvakawanikwa zvakakanganisawo mashandisiro ayo mune inoraswa tableware.
Musi waChikumi 29, 2023, iyo Environmental Protection Administration (EPA) muTaiwan, yakazivisa kurambidzwa kwekushandiswa kwetableware yakagadzirwa kubva kuPLA, kumaresitorendi, zvitoro zvezvitoro uye masangano anofambiswa neveruzhinji akatanga kushanda muna Nyamavhuvhu 1st, 2023.
Zvichakadaro, kuvandudzwa kwezvinhu zvitsva zvebio-based kunobudirira.Tora PHA semuenzaniso.Mazuvano, yakarwa nzira dzayo mukugadzira nhanho kunyangwe makore 'ekudzidza pfungwa uye bvunzo dzemurabhoritari.Gore rapfuura, chirongwa chekutanga cheBluepha ™ ️ muYancheng yeJiangsu chakatanga mukugadzirwa nekubuda kwepagore kwe5,000 tonnes.Zvinokosha kuziva kuti mapurojekiti ayo echipiri neechitatu atove munzira ane chiyero chemakumi ezviuru zvematani emvura inoora biopolymer.
Tichitungamirirwa nezvinodiwa kubva kumakasitoma emakasitoma, kudiwa kwekugadzira machira anotakurwa nemvura sechipinganidzo chinoshatisa chasvika pamberi.Pepa uye bhodhi zvinoratidzwa sezvinokanganisa kurongedza zvinhu.Dispersion barrier coatings semhinduro dzekudzikisa kutsamira kwayo pamapurasitiki akaturikidzana ezvipingamupinyi zvinhu zvinokwikwidza uye zvinovimbisa.Nekudaro, ramangwana rakagadzikana reiyo kukosha kweketani rinoda imwe mari uye kutsvagisa neindasitiri yekuvandudza zvigadzirwa nekusimudzira.
Nguva yekutumira: Kubvumbi-19-2024