Raws li ib qho tseem ceeb ntawm cov khoom siv tiv thaiv kev kho mob, kev ua haujlwm ntawm spunbond npuag, cov khoom siv tseem ceeb hauv cov khaub ncaws tiv thaiv kev kho mob, ncaj qha txiav txim siab txog kev tiv thaiv thiab kev nyab xeeb ntawm kev siv. Lub teb chaws tus qauv tshiab rau cov khaub ncaws tiv thaiv kev kho mob (raws li qhov hloov tshiab GB 19082 series) tau muab tso rau ntau qhov kev xav tau nruj dua rau cov ntaub spunbond, uas tsis yog tsuas yog txhawb kev ntseeg siab ntawm kev tiv thaiv kev tiv thaiv tab sis kuj siv rau kev ua tau zoo thiab kev nyab xeeb thaum siv. Cov hauv qab no yog cov ncauj lus kom ntxaws tsom xam los ntawm cov ntsiab lus tseem ceeb.
Clear Specifications rau cov khoom siv thiab cov ntaub ntawv sib xyaw
Tus txheej txheem tshiab txwv tsis pub siv cov ntaub spunbond rau cov qauv sib xyaw thawj zaug, tsis lees paub ib leeg spunbond ntaub ua cov khoom tseem ceeb. Tus txheej txheem yuav tsum tau siv cov ntaub ntawv tsis sib xws xws li spunbond-meltblown-spunbond (SMS) lossis spunbond-meltblown-meltblown-spunbond (SMMS). Qhov kev xav tau no tshwm sim los ntawm qhov tseeb tias ib leeg spunbond npuag muaj qhov tsis zoo hauv kev ntsuas qhov cuam tshuam kev ua haujlwm thiab lub zog siv tshuab, thaum nyob rau hauv cov qauv sib xyaw, spunbond ntaub tuaj yeem siv nws cov khoom txhawb nqa zoo, ua ke nrog kev ua haujlwm siab pom kev ua haujlwm ntawm cov txheej txheej meltblown, tsim kom muaj kev sib koom ua ke ntawm "tiv thaiv + kev txhawb nqa".
Lub caij no, tus qauv tseem muab kev taw qhia ntawm txoj haujlwm thiab qhov tuab ntawm cov txheej txheem spunbond hauv cov qauv sib xyaw, kom ntseeg tau tias cov ntaub spunbond tuaj yeem txhawb nqa cov txheej txheem meltblown zoo thiab tswj cov txheej txheem tag nrho.
Upgraded Core Physical thiab Mechanical Performance Indicators
Tus txheej txheem tshiab no txhawb nqa lub cev thiab kev ua haujlwm ntawm lub cev thiab kev ua haujlwm zoo rau cov ntaub spunbond, tsom mus rau kev ntxiv dag zog rau cov cim qhia ncaj qha ntsig txog kev ua haujlwm ntawm cov khaub ncaws tiv thaiv. Tshwj xeeb, cov no suav nrog:
- Unit Area Mass: Tus txheej txheem qhia meej meej hais tias chav tsev cheeb tsam loj ntawm lubspunbond ntaub(nrog rau tag nrho cov qauv sib xyaw) yuav tsum tsis pub tsawg tshaj 40 g / m², nrog rau kev sib txawv tswj hauv ± 5%. Qhov no yog 10% nce nyob rau hauv qhov tsawg kawg nkaus txwv piv rau cov qauv qub, thaum nruj qhov sib txawv. Qhov kev hloov pauv no txhawm rau ua kom muaj kev tiv thaiv zoo ib yam los ntawm cov khoom siv ruaj khov.
- Tensile Strength thiab Elongation: Lub longitudinal tensile lub zog tau nce los ntawm 120 N txog 150 N, thiab transverse tensile zog ntawm 80 N mus rau 100 N. Lub elongation ntawm kev tawg tseem nyob tsis pub tsawg tshaj 15%, tab sis qhov kev sim ib puag ncig yog nruj dua (kub 25 ℃ ± 5% ± 3%), txheeb ze humidity. Qhov kev hloov kho no hais txog qhov teeb meem ntawm cov ntaub stretching tshwm sim los ntawm kev txav mus los ntau zaus thaum ua haujlwm siab los ntawm cov neeg ua haujlwm kho mob, txhim kho kev tsim kua muag ntawm cov khaub ncaws tiv thaiv.
- Seam compatibility: Txawm hais tias lub zog seam yog cov tsoos tsho tshwj xeeb, tus qauv tshwj xeeb xav tau cov ntaub spunbond kom phim nrog cov cua sov sealing los yog ob txoj xov overlocking txheej txheem. Nws qhia meej tias lub zog sib txuas ntawm cov ntaub spunbond thiab cov xov seam thiab cov nplaum nplaum yuav tsum ua kom tau raws li qhov yuav tsum tau muaj lub zog seam tsis tsawg dua 100N / 50mm, tsis ncaj qha ua cov kev cai tshiab ntawm qhov roughness, thermal stability, thiab lwm yam kev ua tau zoo ntawm cov ntaub spunbond.
Kev ua kom zoo ntawm qhov sib npaug ntawm kev tiv thaiv thiab kev nplij siab
Tus qauv tshiab tawg tawm ntawm cov kev xav ib txwm muaj ntawm "tseem ceeb txog kev tiv thaiv thaum tsis saib xyuas kev nplij siab," ua rau muaj zog ntxiv rau kev tiv thaiv thiab kev nplij siab ntawm cov ntaub spunbond kom ua tiav qhov sib npaug ntawm ob:
- Multi-dimensional Enhancement of Barrier Performance: Hais txog dej tsis kam, spunbond composite txheej yuav tsum ua kom tiav cov dej nkag mus rau qib 4 lossis siab dua raws li GB / T 4745-2012. Ib qho kev kuaj ntshav hluavtaws tshiab kuj tseem ntxiv (ua raws li Daim Ntawv Ntxiv A ntawm GB 19083-2013). Hais txog kev ua kom pom tseeb, nws tau teev tseg tias kev pom kev ua haujlwm ntawm spunbond cov qauv sib xyaw rau cov khoom tsis muaj roj yuav tsum tsis pub tsawg dua 70%, thiab cov seams yuav tsum tuav tib theem pom. Qhov ntsuas no muab kev tiv thaiv zoo hauv cov xwm txheej sib kis aerosol.
- Qhov yuav tsum tau muaj rau cov dej noo permeability: thawj zaug, noo noo permeability yog suav nrog cov ntsiab lus qhia rau spunbond fabrics, yuav tsum muaj tsawg kawg yog 2500 g / (m²·24h). Txoj kev xeem sib npaug txais GB / T 12704.1-2009. Qhov kev hloov pauv no hais txog qhov "suffocating" qhov teeb meem ntawm kev tiv thaiv khaub ncaws raws li tus qauv qub los ntawm kev txhim kho lub breathability ntawm spunbond ntaub cov qauv molecular, ua kom muaj kev nplij siab ntawm cov neeg kho mob thaum hnav ntev.
- Kev txhim kho kev ua haujlwm zoo li qub: Cov kev txwv tsis pub ntog tau nruj los ntawm 1 × 10¹²Ω mus rau 1 × 10¹¹Ω, thiab qhov yuav tsum tau ua tshiab rau kev ntsuas electrostatic attenuation tau ntxiv los tiv thaiv plua plav adsorption los yog lub txim hluav taws xob vim hluav taws xob zoo li qub, ua rau nws tsim nyog rau cov chaw kho mob precision xws li chav ua haujlwm thiab ICUs.
Kev txwv tshiab ntawm cov ntsuas kev nyab xeeb thiab kev tiv thaiv ib puag ncig
Tus qauv tshiab ntxiv ntau yam kev nyab xeeb thiab kev tiv thaiv ib puag ncig rau spunbond fabrics, ntxiv dag zog rau kev tiv thaiv cov neeg siv kev noj qab haus huv thiab kev tswj hwm ntawm ib puag ncig:
- Cov ntsuas kev nyab xeeb thiab kev nyab xeeb: Nws qhia meej tias cov ntaub spunbond yuav tsum ua raws li GB / T 3923.1-2013 "Txheej Txheem Kev Nyab Xeeb rau Cov Khoom Siv Khoom Siv Khoom Noj," nrog rau tag nrho cov kab mob suav ≤200 CFU / g, tag nrho cov fungal suav ≤100 CFU / g, thiab tsis muaj kab mob; Kev siv cov tshuaj fluorescent whitening kuj tseem raug txwv kom tsis txhob muaj feem cuam tshuam ntawm daim tawv nqaij.
- Chemical Residue Control: Cov kev txwv tshiab ntawm cov khoom siv phom sij xws li acrylamide thiab formaldehyde tau ntxiv los hais txog kev siv tshuaj auxiliaries hauv cov txheej txheem spunbond fabrics. Cov cim qhia tshwj xeeb xa mus rau cov qauv kev nyab xeeb rau kev kho mob-qib nonwoven fabrics los xyuas kom meej tias cov khaub ncaws tiv thaiv ua tau raws li cov kev cai biosafety tom qab ua kom tsis muaj menyuam.
- Nplaim Retardant Performance Adaptation: Rau cov khaub ncaws tiv thaiv siv hauv kev phais lossis lwm yam xwm txheej uas qhib nplaim taws,spunbond composite txheejyuav tsum xeem dhau GB/T 5455-2014 ntsug hlawv, nrog lub sij hawm tom qab ≤10s thiab tsis melting los yog dripping, nthuav cov scenarios siv rau spunbond ntaub.
Standardization ntawm Kev Ntsuas Cov Txheej Txheem thiab Kev Tswj Xyuas Zoo
Txhawm rau kom ua tiav txhua qhov yuav tsum tau ua, tus qauv tshiab tau koom ua ke cov kev sim thiab cov txheej txheem tswj kom zoo rau spunbond fabrics:
Hais txog cov txheej txheem kev sim, nws qhia meej txog qhov ntsuas qhov ntsuas ib puag ncig rau txhua qhov ntsuas (kub 25 ℃ ± 5 ℃, txheeb ze av noo 30% ± 10%) thiab ntsuas qhov tseeb ntawm cov khoom siv tseem ceeb (xws li cov tshuab ntsuas tensile thiab noo noo permeability meters). Nyob rau hauv cov nqe lus ntawm kev tswj kom zoo, nws yuav tsum tau manufacturers ua tag nrho cov khoom soj ntsuam ntawm txhua batch ntawm spunbond ntaub, tsom rau cov ntsiab lus qhia xws li cheeb tsam cheeb tsam, tawg lub zog, thiab pom efficiency, thiab yuav tsum tau nrog soj ntsuam cov ntaub ntawv ua ntej tsoos tsho ntau lawm.
Summary and Application Recommendations
Cov kev hloov kho tshiab rau spunbond fabrics nyob rau hauv tus qauv tshiab hauv lub tebchaws tseem ceeb tsim kom muaj kev ruaj ntseg zoo tag nrho los ntawm "cov qauv tsim qauv, qhov taw qhia qhov tseeb, thiab cov qauv ntsuas." Rau cov tuam txhab lag luam, nws yog ib qho tseem ceeb rau kev tsom mus rau kev ua kom zoo ntawm SMS / SMMS cov txheej txheem sib xyaw, kev sib raug zoo thiab kev sib txuam ntawm cov txheej txheem spunbond thiab txheej txheej meltblown, thiab kev tswj cov khoom siv tshuaj lom neeg.
Rau cov neeg yuav khoom, qhov tseem ceeb yuav tsum tau muab rau cov khoom lag luam tau lees paub raws li tus qauv tshiab, thiab cov ntaub ntawv tshuaj xyuas rau cov ntsuas spunbond npuag yuav tsum tau ua tib zoo tshuaj xyuas. Kev ua raws li cov kev cai no yuav ua rau kev lag luam tiv thaiv khaub ncaws kho mob hloov pauv ntawm "tsim nyog" mus rau "zoo," ntxiv dag zog rau kev nyab xeeb thiab kev ntseeg siab ntawm kev tiv thaiv kev kho mob.
Dongguan Liansheng Nonwoven Technology Co., Ltd.tau tsim nyob rau hauv lub Tsib Hlis 2020. Nws yog ib tug loj-scale non-woven npuag ntau lawm enterprise integrating kev tshawb fawb thiab kev loj hlob, ntau lawm, thiab muag khoom. Nws tuaj yeem tsim ntau yam xim ntawm PP spunbond non-woven fabrics nrog qhov dav ntawm tsawg dua 3.2 meters los ntawm 9 grams mus rau 300 grams.
Post lub sij hawm: Nov-27-2025