Kev Tsim Khoom Qib Siab: Yuav Ua Li Cas Microfilament Nonwoven Tau Tsim Los Rau Kev Ntxuav Kom Huv Si

Microfilament Nonwoven muab kev ntxuav kom raug. Nws cov qauv fiber tshwj xeeb thiab cov txheej txheem tsim khoom siab heev ua tiav qhov no. Cov khoom siv no muaj kev ntes cov khoom me me zoo heev. Nws kuj tseem ua kom muaj cov linting tsawg thiab kev sib raug zoo nrog tshuaj lom neeg zoo heev. Cov Ntaub So Microfiber Uas Tsis Yog Woven Uas Siv Lawm thiab Cov Ntaub So Microfilament Tsis Yog Woven ua piv txwv txog qhov peev xwm no, ua rau lawv tseem ceeb Daim Ntaub Ntxuav Microfilament cov kev xaiv.

Cov Ntsiab Lus Tseem Ceeb

• Microfilament Nonwoven ntxuav tau zoo heev vim nws muaj cov xov me me. Cov xov no ntes tau cov khoom me me thiab cov av yooj yim.
• Cov khoom siv no tsis tawm cov plaub mos mos. Nws muaj kev nyab xeeb siv rau hauv cov chaw huv si xws li chav kuaj thiab cov chaw tsim khoom.
• Microfilament Nonwoven ua haujlwm nrog ntau yam kua ntxuav. Nws tseem ruaj khov txawm tias siv cov tshuaj lom neeg hnyav.

Kev Tsim Kho Lub Hauv Paus: Cov Qauv Tshwj Xeeb ntawm Microfilament Nonwoven

Txhais cov Microfilaments rau Kev Ntsuas Tseeb

Cov microfilaments yog cov fibers zoo heev. Lawv qhov me me yog qhov tseem ceeb rau kev ntxuav kom raug. Cov fibers siv rau hauv kev siv ntxuav feem ntau yog li ntawm 0.05 txog 0.3 denier tom qab faib. Qhov fineness no tso cai rau kev ntxuav zoo dua. Qee cov ultra-fine polyester microfibers txawm tias ua tiav qhov ceev ntawm kwv yees li 0.05 dtex. Qhov fineness siab heev no txhais tau tias qhov tseeb ntawm Microfilament Nonwoven.

Cov Qauv Tsis-woven Txhim Kho Kev Ua Haujlwm

Cov qauv tsis yog woven ua rau kev ua haujlwm ntxuav zoo dua. Cov chaw tsim khoom tsim cov qauv no los ntawm kev faib cov filaments tsis kawg ua microfilaments siv cov dej siab siab. Cov txheej txheem no, hu ua hydroentanglement, ua rau thaj chaw dav dua. Cov fibers Superabsorbent, nrog rau txoj kab uas hla me me ntawm kwv yees li 30 µm, pab txhawb rau thaj chaw siab heev rau kev sib cuag kua. Qhov thaj chaw dav dua no tso cai rau kev ntes cov khoom me me zoo dua.

Cov ntaub tsis yog woven kuj muaj cov yam ntxwv tshwj xeeb uas ua rau kev ntxuav huv zoo dua:

• Kev Zoo ntawm Cov Fibers: Tsim kom muaj ib lub network uas tuab dua, txhim kho kev ntes thiab khaws cov khoom me me. Nws kuj tseem ua rau thaj chaw saum npoo thiab kev sib cuag ntawm cov fiber ntau ntxiv.
• Cov Ntaub Muaj Zog Dua thiab Denser: Tsim los txhim kho kev ua haujlwm so.
• Lub zog ntub dej zoo heev thiab kev ruaj khov ntawm daim ntawv: Tswj tau qhov ruaj khov ntawm cov qauv txawm tias qhov hnyav qis dua.

Cov Khoom Tseem Ceeb rau Kev Ua Haujlwm Ntxuav Zoo

Cov qauv tshwj xeeb ntawm Microfilament Nonwoven txhais tau tias muaj txiaj ntsig zoo rau kev ntxuav. Cov ntaub ntawv no ua tiav cov txiaj ntsig zoo ntawm kev lim dej. Piv txwv li, cov ntaub ntawv sib xyaw ua tiav qhov kev khaws cia ntau dua 99.90% rau cov khoom me me. Cov xov xwm yaj-blown nonwoven, nrog cov fibers zoo ntsuas 6-8 microns hauv txoj kab uas hla, lim cov khoom me me tau zoo. Ob txheej ntawm PP yaj-blown fibers, nrog lub cheeb nruab nrab ntawm 1.72 μm, siv rau hauv cov lim dej sib xyaw.

Microfilament Nonwovens kuj qhia tau tias muaj peev xwm nqus tau zoo dua:

Qhov kev sib xyaw ua ke ntawm cov fibers zoo, thaj chaw siab, thiab kev nqus tau zoo heev ua rau Microfilament Nonwoven zoo tagnrho rau kev ntxuav tseem ceeb.

Cov Txheej Txheem Tsim Khoom Siv Siab Rau Microfilament Nonwoven

Cov kws ua haujlwm tsim khoom Microfilament Nonwoven los ntawm ntau yam txheej txheem nyuaj. Cov txheej txheem no tswj hwm kev tsim cov fiber, kev tsim cov ntaub, thiab kev kho zaum kawg. Qhov no ua kom cov khoom siv ua tiav nws cov peev xwm ntxuav zoo tshaj plaws.

Kev Siv Fiber Extrusion thiab Kev Kos Duab

Txoj kev tsim cov microfilament pib nrog kev rho tawm cov fiber. Cov txheej txheem no yaj cov polymer pellets thiab yuam lawv los ntawm cov spinnerets me me. Qhov no tsim cov filaments tas mus li. Kev tswj qhov kub thiab txias thaum lub sijhawm rho tawm yog qhov tseem ceeb heev. Piv txwv li, low-density polyethylene (LDPE) micro-extrusion feem ntau siv cov kub teeb tsa ntawm lub thoob ntawm 170 ° C thiab 190 ° C. Tag nrho cov kub ua LDPE poob ntawm 150–180 ° C. Cyclic olefin copolymer (COC) xav tau qhov kub siab dua, xws li ntawm 190–250 ° C.

Tom qab extrusion, cov txheej txheem kos duab ncab cov filaments. Qhov no txo ​​lawv txoj kab uas hla thiab sib phim lawv cov qauv molecular. Cov kws tshawb fawb tshawb nrhiav cov teebmeem tib lub sijhawm ntawm qhov kub thiab qhov sib piv kos duab thaum lub sijhawm ua polypropylene monofilament. Txoj haujlwm no lub hom phiaj yog txiav txim siab qhov zoo tshaj plaws rau qhov kub thiab qhov sib piv kos duab hauv lub dab dej txias rau kev extrusion tas mus li. Kev tshawb fawb tshuaj xyuas seb qhov kub thiab txias, ntawm qhov sib piv kos duab tas mus li, cuam tshuam rau cov khoom siv kho tshuab thiab qhov sib txawv ntawm cov qauv ntawm monofilament kawg li cas. Cov txheej txheem cuam tshuam nrog kev kos duab monofilaments quenched nyob ib puag ncig lub rooj sib dhos hloov kho tau hauv lub dab dej quench thiab thawj theem kos duab. Qhov no siv ob qho tib si thermal thiab mechanical kev kho mob. High-speed draw rolls siv rau hauv theem cua sov thaum monofilaments dhau los ntawm lub qhov cub. Cov kev tshawb pom qhia tias cov khoom monofilament raug cuam tshuam los ntawm qhov kub thiab txias hauv thaj chaw txias. Qhov xwm txheej ntawm thawj theem kos duab kuj muaj kev cuam tshuam loj rau cov khoom kawg, nrog monofilaments ua tiav modulus ntawm 637 MPa. Qhov kev tswj hwm zoo no ntawm extrusion thiab kos duab tsim cov fibers ultra-fine tseem ceeb rau kev ntxuav kom raug.

Kev Tsim Lub Vev Xaib Rau Cov Khoom Tshwj Xeeb

Tom qab tsim cov fiber, cov chaw tsim khoom npaj cov microfilaments no rau hauv ib lub web. Cov txheej txheem tsim web sib txawv muab cov yam ntxwv sib txawv rau cov ntaub tsis woven kawg. Spunbond thiab meltblown cov txheej txheem yog ob txoj hauv kev tseem ceeb.

• Cov ntaub tsis-woven spunbond:

  • Cov chaw tsim khoom ua cov no los ntawm cov polymer filaments zoo uas tig mus ua ib lub web random. Lawv khi lub web kom ruaj khov thiab ruaj khov.
  • Lawv muab qhov sib piv ntawm lub zog thiab qhov hnyav, muab kev ruaj khov yam tsis muaj qhov hnyav ntxiv.
  • Cov ntaub Spunbond muaj cov khoom sib xws, ua kom muaj kev ua tau zoo tas li.
  • Kev hloov kho tau tso cai rau kev hloov kho hauv txoj kab uas hla ntawm cov fiber, lub zog sib txuas, thiab cov tuab ntawm cov ntaub.
  • Kev tsim khoom tas mus li txo cov nqi, ua rau nws muaj txiaj ntsig zoo rau kev siv loj.
  • Lawv muaj lub zog tensile zoo heev, tiv taus kev sib txhuam, thiab tiv taus kev tawg rau lawv qhov hnyav.
  • Txawm li cas los xij, lawv muaj qhov ncab tsawg, txwv tsis pub siv rau hauv cov ntawv thov uas xav tau kev ywj pheej siab. Muaj kev txhawj xeeb txog ib puag ncig vim yog cov polymers tsim, txawm hais tias kev siv zog rau cov kev xaiv biodegradable tseem tab tom ua mus.
  • Cov ntaub Spunbond muaj zog tawg thiab ntev dua, thiab tus nqi qis dua. Lawv yuav tsis muaj kev xav zoo ntawm tes thiab kev sib npaug ntawm cov xov fiber.

• Cov Khoom Siv Meltblown Uas Tsis Yog Woven:

  • Cov chaw tsim khoom ua cov no los ntawm cov fibers zoo heev, feem ntau yog 0.5 txog 10 microns hauv txoj kab uas hla, tshuab rau ntawm lub nruas tig.
  • Lawv muaj cov qauv qhib nrog thaj chaw siab, zoo tagnrho rau kev lim dej xws li cua, kua, thiab kev lim hlau.
  • Qhov loj me ntawm cov qhov me me thiab thaj chaw loj ua rau muaj kev ua tau zoo ntawm tus nqi qis.
  • Cov ntaub tsis yog ntaub uas yaj tawm muaj peev xwm lim tau zoo heev vim lawv cov qauv zoo thiab qhov ntxeem tau. Qhov no tseem ceeb heev rau cov khoom siv kho mob thiab cov khoom siv tu cev xws li lub ntsej muag phais thiab lub npog ntsej muag N95.
  • Lawv ua tau zoo hauv cov tshuab lim cua thiab kua dej, suav nrog cov tshuab lim cua thiab cov lim dej.
  • Cov khoom nqus dej ua rau lawv muaj txiaj ntsig zoo rau kev siv ib puag ncig xws li kev ntxuav cov roj nchuav.
  • Cov qhov tsis zoo suav nrog cov nqi tsim khoom siab dua vim yog kev tsim khoom nyuaj dua. Cov fibers ultrafine nyuaj rau rov ua dua los ntawm cov txheej txheem ib txwm muaj, ua rau kev tswj hwm pov tseg nyuaj.
  • Cov ntaub meltblown yog cov mos mos thiab du, muaj kev lim dej zoo, tsis yooj yim tawg, thiab ua tau zoo rau kev thaiv. Lawv muaj zog tsawg thiab tsis yooj yim hnav.

Cov fiber kuj muaj qhov sib txawv: spunbond siv cov filament fibers uas muaj zog dua thiab cov fibers tuab dua, thaum meltblown siv cov fibers luv, nyias dua nrog lub zog qis dua. Kev xaiv ntawm txoj kev tsim web cuam tshuam ncaj qha rau cov khoom kawg lub zog, kev lim dej zoo, thiab tus nqi.

Kev Kho Kom Tiav Rau Kev Ua Tau Zoo Dua

Tom qab tsim cov ntaub, ntau yam kev kho kom tiav ntxiv txhim kho kev ua tau zoo ntawm Microfilament Nonwoven. Cov kev kho no tuaj yeem suav nrog cov txheej txheem sib txuas lossis kev siv tshuaj lom neeg.

Cov txheej txheem sib txuas ua rau muaj kev cuam tshuam loj heev rau cov khoom kawg ntawm daim ntaub:

• Hydro-entanglement (Spunlacing): Txoj kev no siv cov dej siab siab los sib txuas cov fibers. Nws ua rau cov ntaub mos, muaj qhov zoo ntawm kev nthuav dav, kov tau zoo, thiab muaj zog. Cov txheej txheem hloov pauv thiab hloov chaw ntawm cov fibers kom ua rau muaj kev sib txhuam thiab lub zog ntau ntxiv.
• Kev Sib Txuas Tshuaj: Qhov no suav nrog kev siv cov neeg sawv cev sib txuas, xws li cov polymer dispersions lossis cov kua, thiab ua rau lawv kub. Hom binder thiab txoj kev siv (impregnation, txheej, txau, luam ntawv) muaj feem cuam tshuam rau cov khoom. Cov khoom no suav nrog hydrophobicity / hydrophilicity, softness, elasticity, flame-retardancy, thiab tensile zog. Piv txwv li, kev txau sib txuas ua rau muaj qhov loj tab sis qis tensile zog, thaum saturation bonding ua rau muaj kev rigidity thiab stiffness.
• Kev Sib Txuas Kub: Qhov no siv cov khoom thermoplastic ntawm qee cov fibers, sib xyaw lawv rau hauv lub vev xaib thiab ua kom sov lawv. Cov txheej txheem no, siv cov txheej txheem zoo li cov calenders kub lossis 'los ntawm huab cua' systems, cuam tshuam rau cov khoom ntaub xws li bulkiness thiab lub zog los ntawm kev sib xyaw cov khoom thermoplastic ntawm cov ntsiab lus sib tshuam fiber. Kev xaiv ntawm kev sib txuas fiber thiab cov kev xav tau thermal tiv thaiv ntawm cov khoom kawg yog qhov tseem ceeb.
• Kev Taw Qhia Txog Fiber (Kev Siv Koob): Txawm hais tias feem ntau cov ntaub tsis yog woven muaj cov fibers teeb tsa planarly, needlepunching reorients cov fiber seem mus rau hauv qhov tuab. Qhov kev hloov pauv no, cuam tshuam los ntawm cov yam xws li lub koob txoj kab uas hla thiab qhov tob ntawm barb, cuam tshuam ncaj qha rau qib ntawm kev sib txuas thiab qhov tsos kawg ntawm cov ntaub.

Kev kho tshuaj thiab kev pleev xim kuj tseem ua lub luag haujlwm tseem ceeb. Cov khoom siv khi, xws li latex, feem ntau siv rau cov ntaub tsis yog woven. Cov txheej txheem siv rau cov khoom siv khi suav nrog kev sib xyaw, txau, siv ua npuas ncauj, thiab siv lub tshuab nias loj. Nws kuj tseem ua tau 'luam tawm' thaj chaw ntawm kev sib txuas rau ntawm daim lev tsis yog woven. Kev sib xyaw suav nrog kev coj daim ntawv tshiab tsim mus rau hauv lub dab dej uas muaj cov kua nplaum latex. Lub dab dej sib xyaw feem ntau muaj 10 txog 25% cov khoom sib xyaw, ua rau muaj 20 txog 60% cov khoom sib xyaw los ntawm pawg hauv cov khoom kawg. Lub dab dej kuj tseem tuaj yeem suav nrog cov neeg sawv cev ntub dej, cov neeg ua npuas ncauj, thiab cov tshuaj kho kom zoo. Kev sib xyaw ntawm daim lev fiber nrog cov neeg sawv cev sib txuas zoo li latex zoo dua li ntxiv rau hauv cov dej sib xyaw ua ntej tsim daim ntawv.

Cov kev kho mob no txhim kho cov khoom zoo li hydrophilicity thiab antistatic tus cwj pwm. Cov chaw tsim khoom txhim kho hydrophilicity thiab antistatic cov khoom los ntawm kev txheej cov fibers nrog mono- thiab diesters ntawm aliphatic thiab aromatic polybasic acids thiab polyethylene glycols. Cov esters ib nrab no, khaws cia tsawg kawg ib pawg acidic, tau kho rau ntawm cov fiber nto kom tsim kom muaj qhov tiav ruaj khov. Cov txheej polymeric lo rau cov fiber los ntawm kev sib txuas ntawm cov txheej txheem hnyav molecular siab, tsim cov sab nraud tsis yaj nrog cov khoom hydrophilic xav tau. Ester txuas tsim los tsim cov khoom siv polymeric ib nrab sib txuas, yooj ywm uas ua haujlwm ua cov tshuaj pauv ion. Qhov kev sib txuas no ua rau cov kua qaub polymeric polybasic tsis yaj, tab sis qee cov kua qaub tseem muaj los ua cov nqi hluav taws xob. Qhov esterification yog qhov tseem ceeb rau kev muab cov txheej tsis yaj uas muaj kev ruaj khov tiv thaiv cov xwm txheej ntxuav khaub ncaws.

Cov txheej txheem no suav nrog kev txheej polyester thiab nylon fibers nrog mono- thiab diesters ntawm aliphatic thiab aromatic polybasic acids thiab polyethylene glycols. Piv txwv ntawm polycarboxylic acid compounds suav nrog trimellitic acid, trimellitic anhydride, pyromellitic acid, pyromellitic anhydride, phthalic acid, thiab phthalic anhydride. Cov esters ib nrab no tau kho rau ntawm daim ntaub los ntawm cua sov, feem ntau yog li ntawm 130 ° txog 170 ° C rau 5 txog 30 feeb, kom ua tiav cov ntaub hydrophilic ruaj khov. Cov mono-anhydride adducts ntawm polyethylene glycols tau qhia txog kev ua haujlwm siab dua li cov diesters sib xws, nrog rau aromatic anhydrides xws li trimellitic anhydride (TMA) thiab phthalic anhydride (PAN) qhia txog kev ruaj khov zoo dua li aliphatic maleic anhydride (MAN).

Cov tshuaj tiv thaiv hluav taws xob feem ntau ua haujlwm los ntawm kev ua kom muaj hluav taws xob ntau ntxiv ntawm qhov chaw fiber thiab txo cov zog sib txhuam los ntawm kev siv lubrication. Qhov no ua tiav los ntawm kev tso ib txheej ntawm cov khoom siv, feem ntau yog cov tshuaj hygroscopic, rau ntawm cov fiber uas rwb thaiv hluav taws xob. Cov tshuaj hygroscopic no nqus dej txaus kom tsim tau ib txheej conductive, uas ua rau muaj kev ua kom sai ntawm hluav taws xob static. Qhov ua tau zoo ntawm cov tshuaj no yog nyob ntawm qhov av noo ntawm huab cua ib puag ncig, vim tias qhov av noo qis dua ua rau muaj kev ua tau zoo qis dua. Qhov muaj cov ions txawb ntawm qhov chaw yog qhov tseem ceeb rau kev ua kom muaj kev ua tau zoo ntxiv. Cov tshuaj tiv thaiv hluav taws xob tsis yog polymeric, feem ntau yog surfactants, kuj tuaj yeem ua haujlwm ua cov roj nplua nyeem, nrog lawv cov khoom hydrophobic txo cov nqi tsim. Cationic antistatic surfactants sib phim nrog pawg hydrophobic deb ntawm qhov chaw fiber, thaum anionic thiab non-ionic surfactants ua rau muaj kev ua tau zoo los ntawm cov ions txawb thiab txheej hydration ntawm qhov sib cuam tshuam huab cua.

Kev ua tiav qhov sib npaug zoo meej ntawm cov khoom xav tau nrog cov khoom tiav antistatic ruaj khov yog qhov nyuaj. Thaum ua kom cov yam ntxwv hydrophilic ntawm cov polymer ua rau kom nqus tau cov dej noo thiab cov teebmeem antistatic, cov dej noo ntau uas nqus tau tuaj yeem ua rau cov zaj duab xis polymer mos. Qhov no ua rau nws yooj yim dua rau kev tshem tawm los ntawm kev txhuam thaum ntxuav. Ntawm qhov tod tes, cov qib siab dua ntawm kev sib txuas tuaj yeem txo qhov nqus tau cov dej noo thiab o, tab sis qhov no kuj txo qhov ua haujlwm antistatic. Tsis tas li ntawd, cov polymers hydrophilic sib txuas tuaj yeem cuam tshuam nrog kev tso tawm av thiab cov khoom rov ua dua av, txwv tsis pub siv dav dav ntawm cov khoom tiav antistatic ruaj khov.

Yuav Ua Li Cas Microfilament Nonwoven Ua tiav Kev Ntxuav Kom Huv Si

Microfilament Nonwoven Cov ntaub ntawv zoo tshaj plaws hauv kev ntxuav kom huv si vim lawv cov qauv tsim tshwj xeeb thiab cov khoom siv siab heev. Cov yam ntxwv no tso cai rau lawv kom ntes tau cov khoom me me, tswj kev ua qias tuaj, thiab tiv taus ntau yam tshuaj lom neeg.

Cov Txheej Txheem Ntes Cov Khoom Me Me

Cov ntaub Microfilament Nonwoven ua tau zoo dua los ntawm ntau txoj kev. Lawv cov fibers zoo heev tsim ib lub network loj ntawm cov qhov me me. Cov qhov no ntes tau cov khoom me me, txawm tias cov me me sub-micron. Qhov chaw siab ntawm cov microfilaments kuj ua rau cov ntsiab lus sib cuag nrog cov chaw. Qhov no tso cai rau kev tshem tawm cov hmoov av, av qias neeg, thiab lwm yam khoom qias neeg zoo dua. Cov fibers zoo kuj tsim cov hluav taws xob me ntsis thaum so. Qhov hluav taws xob no nyiam thiab tuav cov khoom me me, tiv thaiv lawv rov qab los. Lub cev ntom ntom thiab sib koom ua ke ntawm cov ntaub nonwoven ua kom ntseeg tau tias thaum ntes tau, cov khoom me me tseem nyob ruaj ntseg hauv cov ntaub. Qhov no tiv thaiv lawv kom tsis txhob raug tso rov qab rau ntawm qhov chaw ntxuav.

Kev Tswj Xyuas Kom Tsis Txhob Muaj Cov Plaub Hau Thiab Kev Ua Phem

Kev ua kom cov ntaub mos mos yog qhov tseem ceeb rau kev ntxuav kom huv, tshwj xeeb tshaj yog nyob rau hauv cov chaw muaj kev rhiab heev xws li chav huv. Microfilament Cov ntaub tsis yog woven tau tsim tshwj xeeb los txo cov fiber tso tawm. Qhov xwm txheej tas mus li ntawm cov filaments thiab cov txheej txheem sib txuas ruaj khov siv thaum lub sijhawm tsim khoom pab txhawb rau qhov cwj pwm no. Cov txheej txheem no tiv thaiv cov fibers ib leeg kom tsis txhob tawg thiab ua rau muaj kuab paug hauv huab cua.

Cov chaw tsim khoom tsim cov ntaub ntawv no kom ua tau raws li cov qauv chav huv si. Piv txwv li, cov khoom siv Microfilament Nonwoven ua tau zoo tswj tau cov lej linting ntawm ≤4.0 (log10 lint suav) hauv thaj chaw tseem ceeb. Qhov kev ua tau zoo no yog sib xws thoob plaws ob qho chaw tseem ceeb thiab tsis tseem ceeb.

Cov ntaub tsis yog woven yog cov khoom siv zoo tshaj plaws rau ISO Class 5-7 chav huv. Lawv cov qauv thiab cov txheej txheem tsim khoom tswj hwm kom ntseeg tau tias muaj tsawg kawg nkaus ntawm cov khoom me me. Qhov no ua rau lawv tsis tseem ceeb rau cov lag luam uas xav tau kev tswj hwm kev ua qias tuaj.

Kev Sib Tw Tshuaj thiab Kev Tiv Thaiv Cov kuab tshuaj

Cov ntaub ntawv Microfilament Nonwoven qhia tau tias muaj kev sib raug zoo nrog cov tshuaj lom neeg thiab tiv taus cov kuab tshuaj. Qhov no tso cai rau lawv siv nrog ntau yam tshuaj ntxuav yam tsis muaj kev puas tsuaj. Cov khoom sib xyaw ua ke ntawm polymer, feem ntau yog polyester, muab kev tiv taus ntau yam kuab tshuaj thiab tshuaj lom neeg.

Cov ntaub ntawv nanofibrous uas tsis yog woven tuaj yeem kho cov yam ntxwv ntawm cov ntaub ib txwm muaj. Lawv ua tiav qhov no los ntawm kev tso cov txheej nyias nyias nanofibrous. Cov kev hloov kho no suav nrog kev tiv thaiv zoo dua los ntawm cua, kev ntxuav tus kheej, kev ua haujlwm kub qis dua, thiab cov khoom tiv thaiv kab mob. Piv txwv li, kev tiv thaiv cua nce ntxiv ntau thaum lub qhov loj me txo qis. Tsib npaug ntawm kev tiv thaiv cua tshwm sim thaum lub qhov loj me nruab nrab txo qis los ntawm 100 mus rau 1 µm. Kev rwb thaiv tsev thermal kuj txhim kho nrog cov txheej nyias nyias no. Kev sib kis roj yuav txwv thaum lub qhov loj me me dua li txoj kev dawb ntawm cov roj molecules. Antimicrobial nonwoven electrospun nanofibers tuaj yeem koom ua ke cov neeg sawv cev tiv thaiv kab mob. Txawm li cas los xij, lawv ntsib teeb meem nrog kev ua haujlwm ntev, kev nplaum, thiab kev tso tawm tswj. Cov ntaub ntawv ntxuav tus kheej kuj tuaj yeem tsim tau siv superhydrophobic lossis photocatalytic nonwoven electrospun nanofibers.

Evolon® CR, ib daim ntaub microfilament uas tsis yog woven, qhia txog kev ruaj khov ntawm tshuaj lom neeg thiab lub cev. Nws tswj tau qhov kev ruaj khov no thaum raug rau cov organic solvents thaum lub sijhawm txuag. Txawm li cas los xij, ib kauj ruam ua ntej kev kho mob yog qhov tseem ceeb. Kauj ruam no tiv thaiv kev tso tawm ntawm cov roj fatty acids rau hauv xim. Kev nqus cov kuab tshuaj feem ntau tshwm sim los ntawm kev nqus. Qhov ntim ntawm cov voids ntawm cov fibers txiav txim siab qhov siab tshaj plaws ntawm cov kuab tshuaj. Hom kuab tshuaj cuam tshuam rau kev ntxuav kom zoo. Piv txwv li, acetone ua rau muaj rau npaug ntawm cov kuab tshuaj dynamics piv rau ethanol thiab isopropanol. Qhov kev tiv thaiv no ua kom cov khoom siv tswj nws txoj kev ncaj ncees thiab kev ua haujlwm ntxuav txawm tias thaum raug rau cov tshuaj lom neeg hnyav.

Kev tsim kho kom zoo tsim cov Microfilament Nonwoven. Cov txheej txheem no suav nrog kev tsim cov fiber zoo heev, kev tsim cov web siab heev, thiab kev kho kom tiav zoo. Cov kauj ruam no ua rau nws tsis muaj qhov sib piv. kev muaj peev xwm ntxuav tau meejNws pab ntau yam lag luam tseem ceeb, ua kom muaj kev ua tau zoo tshaj plaws thiab tswj kev ua qias tuaj.

Cov Lus Nug Feem Ntau

Dab tsi ua rau microfilament nonwoven muaj zog ntxuav?

Nws cov fibers zoo heev tsim ib lub network loj ntawm cov qhov me me. Cov qauv no ntes tau cov khoom me me. Qhov chaw siab kuj ua rau cov chaw sib cuag ntau dua rau kev tshem tawm cov kuab paug zoo.

Cov chaw tsim khoom ua li cas thiaj li ua kom cov ntaub tsis muaj linting ntau?

Cov xov txuas ntxiv mus tas li thiab cov txheej txheem sib txuas ruaj khov txo qhov kev tso tawm ntawm cov fiber. Cov txheej txheem no tiv thaiv cov fiber ib leeg kom tsis txhob tawg. Qhov kev tsim kho no ua kom cov khoom siv ua tau raws li cov qauv chav huv.

Cov microfilament nonwoven puas tuaj yeem tiv taus cov tshuaj lom neeg hnyav?

Yog lawm, nws cov khoom sib xyaw ua los ntawm polymer, feem ntau yog polyester, muab kev tiv thaiv zoo. Qhov no tso cai rau siv nrog ntau yam tshuaj ntxuav. Cov khoom siv no tseem ua tau zoo thiab ua haujlwm tau zoo txawm tias siv cov tshuaj lom neeg hnyav.

Kev liam

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