Kev tshuaj xyuas qhov sib txawv ntawm cov ntaub meltblown thiab non-woven fabric
Kev kis mob thaum lub caij nplooj ntoo hlav xyoo 2020 tau ua rau cov cuab yeej tiv thaiv thiab lwm yam khoom siv hauv kev xav tau siab, tshwj xeeb tshaj yog cov npog ntsej muag uas siv tau, uas tau nce los ntawm ob peb xees txhua mus rau saum ntuj tus nqi siab ntawm kaum tawm yuan. Yog li, nws yuav tsum yooj yim los tsim lub npog ntsej muag me me thiab nruab nrab. Vim li cas nws thiaj li tsawg? Qhov tseeb, qhov ncauj qhov ntswg yog ua los ntawm cov ntaub ntawv tsis-woven, tab sis muaj ib txheej ntawm cov ntaub nplaum uas yog cov khoom tseem ceeb ntawm lub qhov ncauj qhov ntswg. Kab lus no tsom mus rau kev qhia txog qhov sib txawv ntawm cov ntaub tsis-woven thiab cov ntaub meltblown.
Melt cua tshuab yog tsim los ntawm polypropylene ua cov khoom tseem ceeb, thiab cov fiber ntau tuaj yeem ncav cuag 1-5 microns. Cov fibers ultra-nplua nrog cov qauv capillary tshwj xeeb, xws li ntau qhov khoob, cov qauv fluffy, thiab zoo wrinkle tsis kam, nce tus naj npawb thiab qhov chaw ntawm fibers hauv ib cheeb tsam, yog li ua rau cov ntaub nplaum yaj muaj qhov pom zoo, tiv thaiv, rwb thaiv tsev, thiab roj absorption zog. Nws tuaj yeem siv rau hauv thaj chaw xws li cov ntaub ntawv huab cua thiab kua lim dej, cov ntaub ntawv cais tawm, cov ntaub ntawv nqus, cov ntaub ntawv npog, cov ntaub ntawv rwb thaiv tsev, cov ntaub ntawv roj absorbing, thiab cov ntaub so ntswg.
Daim ntawv thov Scope:
(1) Cov ntaub ntawv kho mob thiab kev noj qab haus huv: cov ris tsho phais, cov ris tsho sib cais, cov hnab ntim tshuaj tua kab mob, lub qhov ncauj qhov ntswg, cov ntaub so ntswg, cov poj niam cov ntaub so ntswg, thiab lwm yam;
(2) Tsev kho kom zoo nkauj ntaub: phab ntsa, ntaub pua rooj, ntaub pua txaj, txaj npog, thiab lwm yam;
(3) Cov khaub ncaws rau kev taug qab: hauv ob sab phlu, nplaum hauv ob sab phlu, flocs, teeb paj rwb, ntau yam hluavtaws tawv puag fabrics, thiab lwm yam;
(4) Industrial fabrics: lim cov ntaub ntawv, cov ntaub ntawv rwb thaiv tsev, cement ntim hnab, geotextiles, wrapping fabrics, thiab lwm yam;
(5) Agricultural fabrics: qoob loo tiv thaiv fabrics, seedling cultivation fabrics, irrigation fabrics, rwb thaiv tsev ntaub, thiab lwm yam;
(6) Lwm yam: chaw paj rwb, rwb thaiv tsev thiab soundproofing ntaub ntawv, roj absorbent xav, pa luam yeeb lim nozzle, tshuaj yej hnab, thiab lwm yam.
Cov ntaub nplaum nplaum nplaum yog ua los ntawm polypropylene ultrafine fibers random faib thiab adhered ua ke, nrog ib tug huv si, du, thiab mos tsos, thiab ib tug fiber fineness ntawm {{0}}}5-1.0 μ m. Kev faib tawm ntawm cov fibers muab ntau lub sijhawm rau thermal bonding ntawm fibers, ua rau thaj tsam loj dua thiab cov porosity siab dua (Ntau dua lossis sib npaug li 75%) rau cov khoom siv hluav taws xob yaj. Tom qab kev kub siab polar pom kev ua haujlwm zoo, cov khoom lag luam muaj cov yam ntxwv ntawm kev ua haujlwm qis, kev ua haujlwm siab, thiab kev ua haujlwm siab plua plav.
Non-woven fabric, tseem hu ua non-woven npuag, yog tsim los ntawm oriented los yog random fibers. Nws yog hu ua daim ntaub vim nws qhov tsos thiab qee yam khoom.
Non-woven fabrics muaj cov yam ntxwv ntawm kev ya raws, breathability, yooj, hnav, tsis combustible, yooj yim decomposition, tsis muaj tshuaj lom thiab tsis irritating, nplua nuj xim, tsis tshua muaj nqi, thiab recyclability. Yog tias cov khoom siv polypropylene (PP) pellets feem ntau yog siv los ua cov khoom siv raw, lawv tau tsim los ntawm cov txheej txheem ib-kauj ruam ntawm kev kub kub melting, spinning, nteg, thiab kub nias thiab coiling.
