Khalase e na le botsitso bo phahameng ba lik'hemik'hale.Joaloka setshelo sa khalase ea lijo le seno, litaba li ke ke tsa silafatsoa.E le mokhabiso kapa litlhoko tsa letsatsi le letsatsi, bophelo bo botle ba mosebedisi bo ke ke ba senyeha.
(Lilemong tsa morao tjena, ho fumanoe hore bisphenol A e na le pula ha libotlolo tsa polasetiki li futhumatsoa ka 110 ° C, 'me bisphenol A (BPA) e sitisa secretion ea motho 'me e na le phello e tebileng ho masea.
Ka October 2008, Canada e ile ea thibela ho rekisoa ha libotlolo tsa bisphenol A.Ka March 2009, EU e thibetse tlhahiso ea libotlolo tsa polasetiki tse nang le bisphenol A;libotlolo tsa polasetiki tse sebelisoang linong tse tahang le lino tse tahang (tse kang lino-mapholi) le tsona li noa habonolo bisphenol A, 'me biri le bisphenol A li sebelisana ho etsa lintho tse chefo.E sebelisoa ts'ebetsong ea tlhahiso ea joala Ka mor'a hore lijana tsa polasetiki le liphaephe tsa polasetiki li fumanoe, li-plasticizers tse kotsi li ile tsa fumanoa ka veine.
Antimony e ka har'a catalyst ea libotlolo tsa metsi tsa polasetiki e tla bola ka har'a metsi a ka hare.Ha nako e telele ea ho boloka libotlolo tsa metsi a polasetiki, antimony e ngata e lokolloa, le pula ea antimone ka halofo ea selemo.Chelete e tla habeli, 'me lipatlisiso li bontšitse hore antimony e kotsi' meleng oa motho.
Ho sebelisa metsi a libotlolo tsa polyester (PET), ha nako e ntse e ea, e ka boela ea baka lik'hemik'hale tse kang DEHA (adipic acid diester kapa e fetoletsoeng e le ethylhexylamine) ho theoha.Ka hona, US Food and Drug Administration (FDA) e entse qeto ea hore liphutheloana tsa khalase li bolokehile.)
Hoa lokela ho hlokomeloa hore khalase ea soda-lime ha e na metsi, e thibela acid le alkali-resistant.Ka hona, libotlolo tsa khalase tsa soda-lime tse nang le tharollo ea alkali li tla senyeha.Ka mohlala, lik'hamphani tse ling li sebelisa khalase ea soda-lime e le botlolo ea ente ea sodium bicarbonate ho fokotsa litšenyehelo.Ha e tšoanelehe ho hlahisa li-flakes, 'me liphutheloana tsa meriana li tlameha ho sebelisa khalase ea bongaka e tšoanelehang ho latela litekanyetso tsa naha kapa melao ea pharmacopoeia.
Nako ea poso: Dec-12-2019