Izithintelo zobuchwephesha kunye nokusikelwa umda ngoku kuphuhliso lwamashishini kuhlala kunzima ukuwaphula, kwaye kuyinyani nakwiimveliso zeplasticizer eTshayina.Ukuphumeza njani ngokwenene okuluhlaza okungekho yityhefu, indlela yokoyisa imiqobo yezobuchwephesha yeplastizerizer yasentshona kugxilwe kuphando lwamashishini. Kutshanje, iindaba ezimnandi zeza ukuba iYunivesithi yaseZhengzhou iphuhlise into eluhlaza engenatyhefu, eya kuthi izise izibonelelo ekupakisheni ukutya kweemveliso zeplasticizer e China.
Ilizwe lethu loyise i-plasticizer isithintelo sobuchwephesha eluhlaza ukungabinayo ityhefu yeplastikhi yokupakisha iza kuza
Elikhokelwe nguNjingalwazi uLiu Zhongyi weSikolo seKhemistry kunye nobunjineli beMolekyuli kwiYunivesithi yaseZhengzhou, iqela lophando lwenzululwazi leNkqubo yoLuhlaza yokuCwangciswa kweSebe lezeMfundo lePhondo laseHenan, emva konyaka ongaphezulu konyaka wophando, uphumelele ngempumelelo ukungabinetyhefu. I-phthalic plasticizer elabhoratri, kwaye eyona nto iphambili kwimveliso ifikelele kwi-European Standard yee-plasticizers ezifanayo, kwaye sele iza kungena kuvavanyo lokulinga.Ngemva kokuveliswa kobuninzi, kulindelwe ukuba kugqitywe ukungabinetyhefu kwiimveliso zeplastiki kuninzi amasimi eTshayina.
Ngokwazisa, i-o-benzene yeklasi yeplasticizer yeyona nto isetyenziswa kakhulu kwihlabathi, elona nani likhulu lokuqhubekeka kweplastikhi, ukuveliswa kwemichiza ye-auxilaries, esetyenziswa kakhulu kwiplastikhi, irabha, izinto zokubambelela, iselulosi, i-resin, izixhobo zonyango, intambo kunye nezinye iimveliso Nangona kunjalo, ukwakheka kwendandatho ye-benzene kwi-phthalic plasticizer kuyingozi ebantwini, kwizilwanyana, kwizityalo nakwimeko-bume, ngakumbi kwinkqubo yokuzala yabantu, ngenxa yoko, u-Eu wamkele umyalelo ekupheleni konyaka ka-2005 wokuthintela ukusetyenziswa kwamalungu kwimveliso ezayo Ukunxibelelana nomzimba womntu, njengokutya, ukupakishwa kwezonyango kunye nezinto zokudlala zabantwana. Ukusukela ngo-2011, amazwe amaninzi, kubandakanya i-China, azibekele imigangatho efanayo ne-EU. Iimveliso zeplastikhi ezingenabungozi kwilizwe lethu zingxamiseke kakhulu.
Ngenxa yolu phando, ukwenziwa kwamashishini ngokuthe ngcembe kuyafezekiswa, kwaye izithintelo zobuchwephesha kunye nemigangatho engqongqo ye-EU iyophulwa Ngelo xesha linye, kunye nokuveliswa kwabavelisi basekhaya, ixabiso leplastizerizer eluhlaza engeyona ityhefu kulindeleke ukuhla kakhulu, onke amashishini asezantsi, kubandakanya abathengi abaqhelekileyo baya kuxhamla kuwo.
Ixesha Post: Oct-29-2020