Lub pob ntseg pluaj ntawm lub npog ntsej muag ncaj qha cuam tshuam rau kev nplij siab ntawm hnav. Yog li, cov khoom siv dab tsi yog pob ntseg pluaj ntawm lub npog ntsej muag ua los ntawm? Feem ntau, pob ntseg qaum yog ua los ntawm spandex + nylon thiab spandex + polyester. Lub pob ntseg ntawm lub qhov ncauj qhov ntswg rau cov neeg laus feem ntau yog 17 centimeters, thaum lub pob ntseg pluaj ntawm cov menyuam yaus lub qhov ncauj qhov ntswg feem ntau yog 15 centimeters.
Cov khoom siv pob ntseg
spandex
Spandex muaj qhov elasticity zoo tshaj plaws, lub zog tsis zoo, kev nqus dej tsis zoo, thiab ua haujlwm zoo rau lub teeb, acid, alkali, thiab hnav. Spandex yog lub siab elastic fibers tsim nyog rau cov ntaub ntawv ua haujlwm siab uas ua raws li kev ua kom muaj zog thiab yooj yim. Spandex tuaj yeem ncav cuag 5-7 zaug ntev dua li nws lub xeev qub, ua rau nws xis nyob, mos rau qhov kov, thiab wrinkle dawb, tswj nws qhov qub contour txhua lub sijhawm.
nylon
Nws muaj kev hnav zoo heev, nqus dej noo, thiab elasticity, thiab nws yooj yim rau deformation nyob rau hauv me me sab nraud quab yuam, tab sis nws cov cua sov thiab lub teeb kuj tsis zoo.
silica gel
Lub elasticity ntawm cov khoom siv silicone yog ntau dua li cov ntaub paj rwb. Nws yog ib qho tsim nyog yuav tsum tso silicone pob ntseg rau sab laug thiab sab xis ntawm lub npog ntsej muag, uas tuaj yeem siv lub siab tawv ntawm silicone kom nruj nreem npog lub npog ntsej muag thiab ua kom nws ua raws li qhov ntswg thiab qhov ncauj. Thaum lub clamping quab yuam nce, nws qhia tau hais tias kev nyab xeeb kev ua tau zoo yog qhov ruaj khov dua vim tias qhov nruj nruj tuaj yeem cais cov kab mob thiab cov impurities los ntawm kev nkag mus rau hauv txoj hlab pa los ntawm qhov khoob. Cov no yog ib qho ntawm qhov zoo ntawm kev siv lub zog resilience ntawm silicone.
Qhov thib ob, muaj kev nyab xeeb kev ua haujlwm ntawm silicone pob ntseg qaum. Silicone yog cov khoom siv dav hauv kev tiv thaiv kev nyab xeeb, uas tuaj yeem dhau ntau qhov kev xeem ntawv pov thawj suav nrog FDA, LFGB, biocompatibility, thiab lwm yam. Tsis tas li ntawd, silicone tuaj yeem muaj ntau yam teebmeem xws li inhibiting kab mob loj hlob. Daim npog ntsej muag pob ntseg yuav qhwv ib ncig ntawm ntau cov kab mob thiab lwm yam impurities, tab sis tom qab siv silicone, qhov xwm txheej no yuav tsis tshwm sim. Nyob rau hauv txoj kev no, kev nyab xeeb kev ua tau zoo ntawm tib neeg kev sib cuag nrog lub ntsej muag pob ntseg qaum yog ntxiv txhim kho. Piv nrog rau lwm yam khoom, silicone pob ntseg cords muaj kev ruaj ntseg dua.
Mask pob ntseg pluaj nro standard
YY 0469-2011 Medical Surgical Mask Standard teev tseg tias lub zog tawg ntawm qhov chaw sib txuas ntawm txhua lub npog ntsej muag thiab lub npog ntsej muag yuav tsum tsis pub tsawg dua 10N.
YY/T 0969-2013 tus qauv rau cov qhov ncauj qhov ntswg kho mob pov tseg tau hais tias lub zog tawg ntawm qhov chaw sib txuas ntawm txhua lub npog ntsej muag thiab lub npog ntsej muag yuav tsum tsis pub tsawg dua 10N.
GB T 32610-2016 tus qauv rau lub ntsej muag tiv thaiv txhua hnub tau teev tseg tias lub zog tawg ntawm qhov chaw sib txuas ntawm txhua lub npog ntsej muag thiab lub npog ntsej muag yuav tsum tsis pub tsawg dua 20N.
GB T 32610-2016 Technical Specification rau Txhua Hnub Tiv Thaiv Qhov ncauj qhov ntswg qhia txog cov txheej txheem rau kev kuaj lub zog tawg ntawm daim npog ntsej muag thiab kev sib txuas ntawm daim npog ntsej muag thiab lub npog ntsej muag.
Cov qauv kev kho mob thiab daim npog qhov ncauj
Tam sim no muaj ob tus qauv rau kev kho mob lub qhov ncauj qhov ntswg. YY0469-2011 "Kev Kho Mob Qhov ncauj qhov ntswg" thiab GB19083-2010 "Technical Requirements for Medical Protective Masks"
Kev kuaj lub ntsej muag kho mob suav nrog peb cov qauv hauv tebchaws uas twb muaj lawm: YY / T 0969-2013 "Cov Qhov Ncauj Kho Mob Pov Tseg", YY 0469-2011 "Kev Kho Mob Qhov Ncauj", thiab GB 19083-2010 "Technical Requirements for Medical Protective Masks".
YY 0469-2011 "Technical Requirements for Medical Surgical Masks" tau muab los ntawm National Medical Products Administration raws li kev lag luam kws tshuaj thiab tau ua tiav thaum Lub Ib Hlis 1, 2005. Cov qauv no qhia txog cov kev cai, kev sim, cov ntawv sau, cov lus qhia rau kev siv, ntim, kev thauj mus los, thiab khaws cia cov qhov ncauj qhov ntswg kho mob. Cov qauv no tau teev tseg tias cov kab mob pom kev ua haujlwm ntawm lub qhov ncauj qhov ntswg yuav tsum tsis pub tsawg dua 95%.
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: Oct-10-2024