Mehleng ena ea tsoelo-pele e potlakileng ea theknoloji, metsoako ea fiber ea carbon e iketsetsa lebitso masimong a mangata ka lebaka la ts'ebetso ea eona e phahameng. Ho tloha lits'ebetsong tse phahameng tsa lifofane ho ea litlhoko tsa letsatsi le letsatsi tsa thepa ea lipapali, metsoako ea fiber ea carbon e bontšitse bokhoni bo boholo. Leha ho le joalo, ho lokisa metsoako ea fiber ea carbon e sebetsang hantle, kalafo ea ts'ebetso ealikhoele tsa khaboneke kgato ya bohlokwa.
Setšoantšo sa microscope ea elektrone ea holim'a fiber ea carbon
Faeba ya khabone, e leng thepa ya faeba e sebetsang hantle, e na le dibopeho tse ngata tse kgahlehang. E bopilwe haholo-holo ka khabone mme e na le sebopeho se selelele sa filamentary. Ho ya ka pono ya sebopeho sa bokahodimo, bokahodimo ba faeba ya khabone bo boreleli mme bo na le dihlopha tse mmalwa tse sebetsang tse sebetsang. Sena se bakwa ke taba ya hore nakong ya ho lokiswa ha difaeba tsa khabone, ho kenngwa ha khabone mochesong o phahameng le diphekolo tse ding ho etsa hore bokahodimo ba difaeba tsa khabone bo be boemong bo sa etseng letho. Thepa ena ya bokahodimo e tlisa letoto la diphephetso ho lokiseng dikompo tsa faeba ya khabone.
Bokaholimo bo boreleli bo etsa hore tlamo pakeng tsa faeba ea khabone le thepa ea matrix e fokole. Ha ho lokisoa metsoako, ho thata hore thepa ea matrix e thehe tlamo e matla holim'afaeba ea khabone, e leng se amang tshebetso ka kakaretso ya thepa e kopaneng. Ya bobedi, ho hloka dihlopha tse sebetsang tse sebetsang ho fokotsa karabelo ya dikhemikhale pakeng tsa difaeba tsa khabone le thepa ya matrix. Sena se etsa hore kamano ya difacial pakeng tsa tse pedi e itshetlehe haholo hodima ditlamorao tsa mmele, tse kang ho kenngwa ha mechini, jj., eo hangata e sa tsitsang ka ho lekaneng mme e sekamela ho arohana ha e le tlasa matla a kantle.
Setšoantšo sa moralo sa matlafatso ea masela a khabone a kopantsoeng ka har'a li-nanotubes tsa khabone
E le ho rarolla mathata ana, kalafo ea ho kenya tšebetsong ha likhoele tsa khabone e ea hlokahala.likhoele tsa khabonebontša liphetoho tse kholo likarolong tse 'maloa.
Kalafo ea ho kenya tšebetsong e eketsa ho se tsitse ha bokaholimo ba likhoele tsa khabone. Ka oxidation ea lik'hemik'hale, kalafo ea plasma le mekhoa e meng, likoti tse nyane le li-groove li ka qojoa ka holim'a likhoele tsa khabone, e leng se etsang hore bokaholimo bo be bo sa tsitse. Bokaholimo bona bo sa tsitseng bo eketsa sebaka sa ho kopana pakeng tsa faeba ea khabone le thepa ea substrate, e leng se ntlafatsang tlamo ea mechini pakeng tsa tse peli. Ha thepa ea matrix e hokahantsoe le faeba ea khabone, e khona ho ikenya hamolemo meahong ena e sa tsitseng, e thehe tlamo e matla.
Kalafo ea ho kenya tšebetsong e ka hlahisa lihlopha tse ngata tse sebetsang tse arabelang holim'a faeba ea khabone. Lihlopha tsena tse sebetsang li ka arabela ka lik'hemik'hale le lihlopha tse sebetsang tse tsamaellanang le tsona ka har'a thepa ea matrix ho theha litlamo tsa lik'hemik'hale. Mohlala, kalafo ea oxidation e ka hlahisa lihlopha tsa hydroxyl, lihlopha tsa carboxyl le lihlopha tse ling tse sebetsang holim'a faeba ea khabone, tse ka arabelang kaepoxylihlopha ka har'a matrix ea resin le tse ling ho theha litlamo tsa covalent. Matla a tlamo ena ea lik'hemik'hale a phahame haholo ho feta a tlamo ea 'mele, e leng se ntlafatsang haholo matla a tlamo ea interfacial pakeng tsa faeba ea carbon le thepa ea matrix.
Matla a bokaholimo ba faeba ya khabone e kentsweng tshebetsong le ona a eketseha haholo. Keketseho ya matla a bokaholimo e etsa hore ho be bonolo hore faeba ya khabone e kolobiswe ke thepa ya matrix, ka hona ho nolofatsa ho ata le ho kenella ha thepa ya matrix hodima bokaholimo ba faeba ya khabone. Mokgweng wa ho lokisa dikompositi, thepa ya matrix e ka ajwa ka ho lekana ho potoloha difaeba tsa khabone ho etsa sebopeho se teteaneng haholoanyane. Sena ha se ntlafatse feela thepa ya mechini ya thepa e kopaneng, empa hape se ntlafatsa thepa e meng ya yona, jwalo ka ho hanyetsa mafome le botsitso ba mocheso.
Likhoele tsa khabone tse sebetsang li na le melemo e mengata bakeng sa ho lokisa metsoako ea khabone.
Ha ho tluoa tabeng ea thepa ea mechini, matla a ho kopanya li-interfacial pakeng tsa tse butsoenglikhoele tsa khabone'me thepa ea matrix e ntlafalitsoe haholo, e leng se nolofalletsang metsoako ho fetisa khatello ea maikutlo hamolemo ha e le tlas'a matla a kantle. Sena se bolela hore litšobotsi tsa mechine tsa metsoako e kang matla le modulus li ntlafalitsoe haholo. Mohlala, tšimong ea lifofane, e hlokang litšobotsi tse phahameng haholo tsa mechine, likarolo tsa lifofane tse entsoeng ka metsoako ea fiber ea carbon e sebetsang li khona ho mamella meroalo e meholo ea ho fofa le ho ntlafatsa polokeho le botšepehi ba sefofane. Lefapheng la thepa ea lipapali, joalo ka liforeimi tsa libaesekele, lihlopha tsa kolofo, jj., metsoako ea fiber ea carbon e sebetsang e ka fana ka matla le ho tiea ho betere, ha ka nako e ts'oanang e fokotsa boima ba 'mele le ho ntlafatsa boiphihlelo ba baatlelete.
Mabapi le ho hanyetsa ho bola, ka lebaka la ho kenngwa ha dihlopha tse sebetsang tse arabelang hodima difaeba tsa khabone tse sebetsang, dihlopha tsena tse sebetsang di ka theha kamano e tsitsitseng haholoanyane ya dikhemikhale le thepa ya matrix, ka hona ho ntlafatsa ho hanyetsa ho bola ha dikompositi. Maemong a mang a thata a tikoloho, jwalo ka tikoloho ya lewatle, indasteri ya dikhemikhale, jj., e sebetsangmetsoako ea faeba ea khabonee ka hanela ho senyeha ha mecha ea phatlalatso e senyang hamolemo le ho lelefatsa bophelo ba tšebeletso. Sena se bohlokoa haholo bakeng sa lisebelisoa le meaho e meng e sebelisoang libakeng tse thata ka nako e telele.
Mabapi le botsitso ba mocheso, kamano e ntle ea ho kopana pakeng tsa faeba ea khabone e sebetsang le thepa ea matrix e ka ntlafatsa botsitso ba mocheso ba metsoako. Tlas'a tikoloho ea mocheso o phahameng, metsoako e ka boloka thepa e betere ea mechini le botsitso ba litekanyo, 'me ha e na tšekamelo ea ho fetoha le ho senyeha habonolo. Sena se etsa hore metsoako ea faeba ea khabone e sebetsang e be le menyetla e mengata ea ts'ebeliso lits'ebetsong tsa mocheso o phahameng, joalo ka likarolo tsa enjene ea likoloi le likarolo tsa enjene ea lifofane tse chesang.
Mabapi le tshebetso ya ho sebetsana le disebediswa, difaeba tsa khabone tse kentsweng tshebetsong di na le tshebetso e eketsehileng hodima bokahodimo le ho tsamaellana hantle le thepa ya matrix. Sena se etsa hore ho be bonolo hore thepa ya matrix e kenelle le ho fola hodima bokahodimo ba faeba ya khabone nakong ya ho lokisa thepa e kopaneng, ka hona ho ntlafatsa bokgoni ba ho sebetsana le disebediswa le boleng ba sehlahiswa. Ka nako e ts'oanang, bokgoni ba ho qapa difaeba tsa khabone tse kentsweng tshebetsong le bona bo a ntlafala, e leng se di dumellang ho etsetswa ditshebediso tse fapaneng le ho fihlela ditlhoko tse fapaneng tse rarahaneng tsa boenjiniere.
Ka hona, kalafo ea ho kenya tšebetsonglikhoele tsa khaboneke sehokelo sa bohlokoa ho lokiseng metsoako ea khabone e sebetsang hantle. Ka kalafo ea ts'ebetso, sebopeho sa bokaholimo ba khabone se ka ntlafatsoa ho eketsa ho rarahana ha bokaholimo, ho hlahisa lihlopha tse sebetsang tse sebetsang, le ho ntlafatsa matla a bokaholimo, e le ho ntlafatsa matla a ho kopanya pakeng tsa khabone le thepa ea matrix, le ho rala motheo oa ho lokisoa ha metsoako ea khabone e nang le thepa e ntle ea mechini, ho hanyetsa mafome, botsitso ba mocheso le ts'ebetso ea ts'ebetso. Ka tsoelo-pele e tsoelang pele ea mahlale le theknoloji, ho lumeloa hore theknoloji ea ts'ebetso ea khabone e tla tsoela pele ho ntlafatsa le ho nts'etsapele, e fana ka tšehetso e matla bakeng sa ts'ebeliso e pharaletseng ea metsoako ea khabone.
Shanghai Orisen New Material Technology Co., Ltd
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Aterese: NO.398 Tsela e Ncha e Tala ea Xinbang Town Setereke sa Songjiang, Shanghai
Nako ea poso: Loetse-04-2024