Cov neeg tsim khoom ntawm biopolymers (polylactide) thiab biodegradable plastics yuav tuaj yeem thov rau kev txhawb nqa kev ntsuas raws li lub xeev txoj haujlwm rau kev txhim kho kev ua liaj ua teb. Qhov kev txiav txim tau kos npe los ntawm Prime Minister Mikhail Mishustin.
Tam sim no kev tsim cov khoom siv biodegradable yog ua tau nrog kev sib sib zog nqus ntawm cov khoom siv ua liaj ua teb, suav nrog cov nplej, qab zib beets, thiab pob kws. Cov lag luam uas ua qhov no tam sim no yuav muaj kev nkag mus rau, ntawm lwm yam, cov nyiaj qiv nyiaj tshwj xeeb. Lawv raug tso tawm ntawm tus nqi txog li 5% ib xyoos twg rau lub sijhawm 2 txog 15 xyoo.
Txhawm rau muab lub sijhawm no, cov npe ntawm cov khoom siv rau kev tsim khoom uas tsoomfwv tau muab kev txhawb nqa tau ntxiv nrog rau ntau yam khoom. Cov no suav nrog ethylene polymers thiab polyacetals.
Qhov kev txiav txim siab yuav pab txhawb kev tsim cov biopolymers thiab biodegradable plastics, txo kev cia siab rau cov khoom siv txawv teb chaws zoo sib xws thiab pab txuag ib puag ncig, tsoomfwv tau hais.
Los ntawm txoj kev, tsis ntev los no cov kws tshawb fawb los ntawm Is Nrias teb thiab Russia tau tsim cov yeeb yaj kiab dej-soluble zaub mov raws li polymer los ntawm seaweed - sodium alginate. Cov khoom no dissolves nyob rau hauv dej los ntawm yuav luag 24% nyob rau hauv 90 teev, thiab cov natural Cheebtsam uas nws yog tsim muaj kev nyab xeeb rau kev noj qab haus huv thiab noj tau. Cov yeeb yaj kiab no tuaj yeem siv rau ntim cov txiv hmab txiv ntoo, zaub, nqaij qaib, nqaij thiab nqaij nruab deg.
Cov kws tshawb fawb tau hais tias qhov kev tso tawm ntawm cov yeeb yaj kiab tshiab tsis tas yuav tsum muaj cov cuab yeej tshwj xeeb: nws tuaj yeem tsim los ntawm kev lag luam nplai los ntawm cov tuam txhab ntawm cov yeeb yaj kiab.
"Qhov xwm txheej nkaus xwb yog cov nroj tsuag polymer yuav tsum ua raws li cov qauv siv rau kev tsim khoom noj. Thiab yog tias dej hiav txwv nyob ze, uas yog qhov tsis txaus ntawm cov algae, ces nws yuav yooj yim dua los tsim cov ntaub ntawv tshiab, "piav qhia Grigory Zyryanov, tus xibfwb ntawm Department of Organic thiab Biomolecular Chemistry ntawm UrFU.