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Litaba

Nts'etsopele ea theknoloji ea tlhahiso ea letlalo la maiketsetso la ecological le thehiloeng holim'a polyurethane e tiileng ea metsi.

Letlalo la polyurethane ke sesebelisoa se secha se nang le merero e mengata se tsoetseng pele ka potlako lilemong tsa morao tjena.E entsoe motheong oa ho roala slurry ea polyurethane e nang le sebopeho sa sele se bulehileng holim'a motheo o tlaase oa masela a masela le a sa lohiloeng.Leha ho le joalo, boholo ba li-polyurethanes tse sebelisoang li thehiloe ho solvent, 'me kotsi ho tikoloho le' mele oa motho e bakoang ke masala a DMF le VOC volatilization ts'ebetsong ea tlhahiso e fetohile bothata ba theknoloji bo thibelang tsoelo-pele ea indasteri.Hajoale, polyurethane e thehiloeng metsing ke sebaka se loketseng bakeng sa polyurethane e thehiloeng ho solvent, empa bofokoli ba eona ke litaba tse tiileng tse tlase, thepa e mpe ea 'mele, ho khomarela habonolo holim'a metsi, ho hanyetsa ha hydrolysis, ho fokotseha butle ha tlhahiso ea ho roala, le tlhahiso e tlase. bokgabane.
E thehiloe khopolong ea "ts'ireletso e tala le ea tikoloho" le ho ntlafatsa boleng bo ekelitsoeng ba lihlahisoa, morero ona o thehile sete ea tsamaiso e ncha ea theknoloji bakeng sa tlhahiso ea polyurethane e phahameng e tiileng le e nang le metsi a mangata le ecological synthetic letlalo le ka nkang sebaka sa polyurethane ea solvent.Lintho tse phahameng tse tiileng tse nang le metsi a polyurethane tse entsoeng le ho ntlafatsoa li ka fokotsa masala a DMF le VOC volatilization ho tloha mohloling oa nts'etsopele ha li ntse li ntlafatsa ts'ebetso ea ho roala.Ka nako e ts'oanang, hobane filimi e na le palo e kholo ea lihlopha tsa hydrophilic le mehaho ea microporous, ho roala ho na le moea o motle le ho phunyeha ha mongobo, 'me ke sehlahisoa sa sebele sa tlhahiso.Ho phaella moo, polyurethane e fetotsoe ka lisebelisoa tsa nano ho hlahisa lihlahisoa tse entsoeng ka letlalo la polyurethane tse sebetsang hantle le tse ngata tse sebetsang tse loketseng tlhokahalo ea 'maraka, e le ho ntlafatsa boleng bo eketsehileng ba lihlahisoa le ho matlafatsa tlhōlisano ea' maraka.
Litaba tsa mantlha tsa lipatlisiso:
(1) Theknoloji ea ho itokisa ea lintho tse phahameng tse tiileng tse nang le metsi a polyurethane.Ho ea ka mohlala oa lipalo oa bongata ba lintho tse chitja, ho lokiselitsoe hore ho lokisoe ho lokiselitsoe lintho tse ngata tse tiileng tse nang le metsi a polyurethane a nang le likarolo tse ngata.Kabo ea boholo ba likaroloana tse ngata e ka ntlafatsa litaba tse tiileng tsa lotion ntle le ho eketsa viscosity e phahameng haholo.Bothata ba viscosity e phahameng le ho tiea ho tlase tlhahisong ea lintho tse phahameng tse nang le metsi a polyurethane a rarolloa.Lintho tse tiileng ke> 50%, sebaka sa ho kopana sa filimi ke 101.1 °, 'me ho hanyetsa metsi le ho hanyetsa hydrolysis ho ntlafatsoa.
(2) Theknoloji ea tlhahiso ea metsi a polyurethane foamed bass.Ho ipapisitsoe le boleng bo phahameng bo tiileng ba aqueous polyurethane, ho khethoa motsoako oa mekhoa ea 'mele le ea lik'hemik'hale ea ho etsa foam ho theha libase tsa polyurethane tse thehiloeng metsing tse nang le sele e feto-fetohang.Sehlahisoa se tletse, se teteaneng ebile se bonolo, se na le mongobo o motle oa ho monya le ho phunyeletsa, ho finyella likhase tsa VOC le DMF tsa zero ts'ebetsong ea tlhahiso, ho fokotsa bothata ba phekolo ea ho qetela le ho boloka litšenyehelo tsa ho hlaphoheloa ha solvent le phekolo hamorao.
(3) Theknoloji ea ho itokisa ea polyurethane e sebetsang ka metsing.Multifunctional waterborne polyurethane e nang le super hydrophobicity, wear resistance and anti-static properties e lokisitsoe ka ho sebelisa mochine oa ho tobetsa "mercapto monoene", nanotechnology le theknoloji ea ho folisa khanya.E ka sebelisoa ka letlalo la maiketsetso, ho roala masela, karohano ea metsi a oli, tšireletso ea motlakase le masimo a mang.

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Nako ea poso: Sep-13-2022