Category: Polyamide ke eng?
Polyamide, eo hape e tsejoang e le nylon, ke polymer ea maiketsetso e sebelisoang haholo liindastering tse fapaneng ka lebaka la thepa ea eona e ntle ea mochini, ho hanyetsa lik'hemik'hale le ho tšoarella nako e telele. E qalile ho ntlafatsoa ka bo-1930 ke sehlopha sa bo-ramahlale ba DuPont, se etelletsoeng pele ke Wallace Carothers, 'me esale e se e le e' ngoe ea lipolasetiki tsa boenjiniere tsa bohlokoahali lefatšeng.
Polyamide ke mofuta oa polymer ea thermoplastic e entsoeng ka ho kopanya diamine le dicarboxylic acid ka mokhoa o bitsoang polycondensation. Polymer e hlahisoang e na le arepeyuniti e lekanyang ea lihlopha tsa amide (-CO-NH-) tse e fang litšobotsi tsa eona. Polyamide e tloaelehileng haholo ke nylon 6,6, e entsoeng ka hexamethylenediamine le adipic acid.
Polyamide e na le lintho tse ngata tse ikhethang tse etsang hore e be e loketseng mefuta e mengata ea lits'ebetso. Ke thepa e matla le e tšoarellang e khonang ho mamella mocheso le likhatello tse phahameng, e leng se etsang hore e tšoanelehe ho sebelisoa lits'ebetsong tse sebetsang hantle tse kang likarolo tsa likoloi, lisebelisoa tsa motlakase le mechine ea indasteri. E boetse e hanyetsana le lik'hemik'hale, abrasion, le tšusumetso, e leng se etsang hore e be khetho e ratoang bakeng sa lihlahisoa tse hlokang ho mamella maemo a thata.
E 'ngoe ea melemo ea mantlha ea polyamide ke ho feto-fetoha ha eona. E ka bōptjoa habonolo ka mefuta e sa tšoaneng ea libopeho le boholo, e etsa hore e loketse ho sebelisoa lihlahisoa tse ngata. E ka boela ea matlafatsoa ka lisebelisoa tse ling tse kang likhoele tsa khalase kapa likhoele tsa carbon ho matlafatsa matla le ho satalla ha eona.
Polyamide e sebelisoa liindastering tse fapaneng, ho kenyeletsoa likoloi, sefofane, lisebelisoa tsa elektroniki le thepa ea bareki. Indastering ea likoloi, e sebelisoa ho etsa likarolo tse kang likoahelo tsa enjene, mefuta e mengata ea ho kenya moea, le litanka tsa mafura. Indastering ea sepakapaka, e sebelisoa ho etsa likarolo tse kang likarolo tsa enjene ea lifofane le likarolo tsa sebopeho. Indastering ea lisebelisoa tsa elektroniki, e sebelisoa ho etsa likarolo tse kang lihokelo, li-switches le liboto tsa potoloho. Ka indasteri ea thepa ea bareki, e sebelisoa ho etsa lihlahisoa tse kang liaparo, mekotla le lisebelisoa tsa lipapali.
Polyamide e boetse e sebelisitsoe indastering ea bongaka bakeng sa lits'ebetso tse fapaneng. E sebelisetsoa ho etsa li-sutures tsa ho buoa, li-catheters le lisebelisoa tse ling tsa bongaka ka lebaka la ho lumellana ha eona le bokhoni ba ho mamella mekhoa ea sterilization.
Qetellong, polyamide ke polymer ea maiketsetso e feto-fetohang le e tšoarellang e nang le mefuta e mengata ea ts'ebeliso liindastering tse fapaneng. Thepa ea eona e ikhethang e etsa hore e be thepa e loketseng bakeng sa lits'ebetso tse phahameng tse hlokang matla, ho tšoarella le ho hanyetsa lik'hemik'hale. Ha theknoloji e ntse e tsoela pele, ho ka etsahala hore polyamide e tla tsoela pele ho phetha karolo ea bohlokoa ho nts'etsopele ea lihlahisoa tse ncha le theknoloji.
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