Non-woven flame retardant yog ib yam khoom tshiab nrov ntawm kev ua lag luam tam sim no, yog li cas yuav tsum tau kuaj cov ntaub ntawv uas tsis yog-woven! Yuav ua li cas txog cov nplaim retardant kev ua tau zoo? Cov kev sim rau cov nplaim hluav taws kub retardant cov khoom tuaj yeem muab faib ua peb pawg raws li qhov loj ntawm cov qauv: kev sim kuaj, ntsuas ntsuas nruab nrab, thiab ntsuas loj. Txawm li cas los xij, thawj ob pawg feem ntau yog siv los ntawm qee cov nplaim hluav taws tsis zoo ntawm cov khoom siv kuaj. Cov nplaim retardant kev ntsuas kev ua tau zoo tuaj yeem muab faib ua pawg hauv qab no.
Ignitivity
Lub ignition ntawm ignition thiab combustible test cov ntaub ntawv yog muaj feem xyuam rau ib tug series ntawm yam xws li cov cua sov muab los ntawm lub ignition qhov chaw, tus nqi ntawm cov pa oxygen muaj, thiab lub sij hawm ntawm daim ntawv thov ntawm lub ignition qhov chaw. Qhov hluav taws xob hluav taws xob tuaj yeem yog hluav taws xob hluav taws xob hluav taws xob, hluav taws xob thermal zog, lossis hluav taws xob thermal zog. Ignite kuaj lub ntsej muag tuaj yeem tshawb xyuas seb cov khoom puas yooj yim ignited los ntawm convection los yog hluav taws xob hluav taws xob los yog cov nplaim taws. Los ntawm kev siv cov kev sim uas tsim nyog, nws muaj peev xwm simulate qhov nyiam ntawm cov khoom siv hluav taws xob sib txawv thaum lub sij hawm pib ignition rau flash ignition txheej txheem, yog li txiav txim seb cov khoom puas yuav ignite nyob rau hauv tsawg-siv ignition qhov chaw (tsis muaj hluav taws xob tshav kub qhov chaw)! Qhov hluav taws kub me me tuaj yeem txhim kho mus rau hauv qhov hluav taws kub flash thaum pib hluav taws thiab nyob rau hauv hluav taws xob siv hluav taws xob ntau.
Nplaim propagation
Kev ntsuas nplaim hluav taws yog hais txog kev txhim kho cov nplaim hluav taws xob raws li qhov chaw ntawm cov khoom siv, thiab qhov tseem ceeb ntawm kev txiav txim siab nws yog qhov tsim cov nplaim hluav taws kub ntawm cov khoom siv, lossis tsim cov nplaim hluav taws kub hauv cov khoom uas tuaj yeem khiav mus rau saum npoo ntawm cov khoom. Lub ignitability ntawm cov khoom kuj ncaj qha cuam tshuam nrog nplaim propagation. Qhov saum npoo ntawm cov ntaub ntawv insulating tuaj yeem ignited sai dua, thiab nws muaj cov nplaim hluav taws ntau dua. Cov nplaim hluav taws kub hnyiab yog qhov kev nyeem ntawv ntawm nplaim taws pem hauv ntej txoj kev loj hlob nyob rau hauv tej yam kev mob combustion. Qhov siab dua cov nplaim hluav taws xob, nws yooj yim dua kom kis hluav taws mus rau cov khoom nyob ze thiab nthuav qhov hluav taws kub. Qee lub sij hawm, cov khoom siv hluav taws xob hluav taws xob lawv tus kheej muaj hluav taws xob tsawg, tab sis kev puas tsuaj los ntawm cov khoom siv hluav taws xob tuaj yeem cuam tshuam los ntawm hluav taws kub heev.
Thaum tshav kub kub tso tawm
Tag nrho cov cua sov tso tawm thaum lub sij hawm combustion ntawm ib yam khoom nyob rau hauv ib tug heat release test yog hu ua tag nrho cov cua sov tso tawm, thiab lub tshav kub tso tawm ib chav tsev loj (los yog lub cev) ib chav tsev lub sij hawm yog hu ua lub tshav kub tso tawm tus nqi. Ob qho tag nrho cov cua sov tso tawm thiab qhov tso tawm cua sov tuaj yeem qhia tau nyob rau hauv cov chav nyob ntawm cov cua kub flux siv, tab sis cov chav nyob txawv nyob ntawm txoj kev siv. Lub tshav kub tso tawm ntawm cov theem sib txawv ntawm cov khoom combustion yog qhov txawv txav: qhov ntsuas kub tsis tu ncua thiab qhov nruab nrab kub tso tawm tus nqi. Lub tshav kub tso tawm cuam tshuam rau qhov kub ntawm qhov hluav taws kub ib puag ncig thiab tus nqi ntawm hluav taws propagation, thiab yog ib qho kev txiav txim siab rau qhov muaj peev xwm hluav taws kub ntawm cov khoom siv. Qhov ntau dua qhov tso cua sov, qhov yooj yim dua thiab nrawm dua yog kom ncav cuag hluav taws kub, thiab qhov siab dua thiab qis dua qhov kev phom sij ntawm hluav taws.
Secondary hluav taws nyhuv
Kev sim ntsuas cov pa luam yeeb yog ib qho ntawm cov teeb meem tseem ceeb hauv hluav taws kub, vim qhov pom kev siab tso cai rau tib neeg khiav tawm ntawm lub tsev thiab pab cov neeg tua hluav taws nrhiav qhov hluav taws kub thiab tua nws kom raws sij hawm, thaum cov pa luam yeeb txo qhov pom thiab ua kom ntsiag to. Kev haus luam yeeb feem ntau qhia txog cov pa luam yeeb ntom ntom lossis qhov muag pom. Cov pa luam yeeb ntom ntom qhia txog qhov cuam tshuam ntawm lub teeb thiab qhov muag pom los ntawm cov pa luam yeeb tsim los ntawm cov khoom tawg lossis pleev xim raws li cov xwm txheej. Kev tsim cov pa luam yeeb ntawm cov khoom sib txawv ntawm cov nplaim taws qhib. Qhov siab dua cov pa luam yeeb ntom nti thiab nrawm dua cov pa luam yeeb nce ntxiv, nws tuaj yeem siv tau los txiav txim siab cov pa luam yeeb. Raws li peb cov qauv tsim, cov txheej txheem rau kev txiav txim siab cov pa luam yeeb tuaj yeem muab faib ua ob pawg: txoj kev kho qhov muag qhuav, uas ntsuas cov pa luam yeeb ntom ntom, thiab cov txheej txheem loj, uas ntsuas cov pa luam yeeb loj. Kev ntsuas pa luam yeeb tuaj yeem ua tau raws li statically lossis dynamically.
Thaum cov tshuaj lom ntawm cov khoom siv hluav taws xob thiab cov khoom siv hluav taws xob tau decomposed thiab sim rau lawv cov khoom siv hauv av hauv hluav taws, ntau cov roj av nrog cov khoom siv hauv av tuaj yeem tsim tawm. Piv txwv li, thaum lub decomposition tob ntawm cov organic tebchaw yog tob, lawv muaj peev xwm tso tawm oxygen tebchaw, uas muaj peev xwm tsim sub acidic thiab acidic tebchaw. Phosphorus compounds tuaj yeem tso tawm phosphorus dichalcogenides, uas tuaj yeem tsim cov kua qaub thiab lwm yam phosphorus uas muaj cov kua qaub. Cov corrosive gases generated nyob rau hauv hluav taws yuav corrode ntau yam ntaub ntawv, ua rau cov khoom (tshwj xeeb tshaj yog cov khoom siv hluav taws xob thiab hluav taws xob) ua rau malfunction. Tshwj xeeb tshaj yog, cov concentration ntawm corrosive gases generated nyob rau hauv hluav taws kub yog siab heev, uas yuav exacerbate oxidation tus nqi ntawm exposed nto ntawm cov ntaub ntawv los yog cov khoom, uas ua rau oxidation corrosion ntawm qhov chaw.
Cov yam ntxwv thiab kev siv cov nplaim-retardant non-woven npuag
Flame retardant non-woven fabric yog ib yam khoom uas tsis yog-woven npuag nrog cov nplaim retardant. Flame retardant non-woven npuag tsis tsuas yog muaj cov rwb thaiv tsev zoo, tsis muaj dej tsis zoo, hnav tsis kam, muaj kuab paug, thiab kev nplij siab, tab sis kuj muaj lub teeb yuag, lub zog siab, thiab kev tiv thaiv corrosion, nrog rau daim ntawv thov dav dav. Flame retardant non-woven fabric yog siv dav hauv kev tsim kho, tsheb, aviation, thiab nkoj. Nws zoo heev nplaim retardant kev ua tau zoo yog vim nws cov qauv fiber ntau tshwj xeeb thiab kev kho nplaim hluav taws. Tab sis cov nqi tsim khoom yog siab, yog li nws yog ib qho tsim nyog los txhim kho cov cuab yeej technology thiab txo cov nqi, thaum ntxiv dag zog rau kev tsim cov kev cai thiab cov qauv.
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: Aug-23-2024