Kugwiritsa ntchito nsalu zosalukidwa muzovala zosakhalitsa kwatchuka kwambiri, monga zovala zodzitetezera kumadzi a jet, zovala zoteteza za PP zotayidwa, ndi zovala zoteteza zachipatala za SMS. Pakalipano, chitukuko cha zinthu zatsopano m'mundawu chimaphatikizapo mbali ziwiri: choyamba, kuwonjezereka kwatsopano kwa zipangizo zomwe zilipo pa ntchito ya zovala; Chachiwiri ndi chitukuko cha nsalu zatsopano zopanda nsalu.
Nsalu yosalimba yosalukidwa yopangira zovala
SMS yosalukidwa nsalu
Nsalu zopanda nsalu za SMS ndizopangidwa ndi spunbond ndi meltblown, zomwe zili ndi ubwino wa mphamvu zapamwamba, ntchito yabwino yosefera, palibe zomatira, zopanda poizoni, ndi zina zotero. Ntchito yake yaposachedwa ndikugwiritsa ntchito mawonekedwe a kupuma kwa SMS, osapanga fumbi la fiber, komanso kupewa kusinthanitsa tinthu pakati pa thupi la munthu ndi dziko lakunja. Amagwiritsidwa ntchito popanga zinthu zoyera kwambiri monga mankhwala, biotechnology, optoelectronic processing, zida zamagetsi, ndi tchipisi. Nsalu za Spunbond nonwoven zimapangidwa ndi ulusi wolimba kwambiri wopitilira ndipo zimakhala ndi gawo lalikulu pamsika wazovala zodzitchinjiriza. Kukula kwaposachedwa ndikuwonjezera zowonjezera zapadera kapena kumaliza pomaliza popanga nsalu za spunbond nonwoven, zomwe zimapangitsa kuti zinthuzo zikhale ndi ntchito monga kubweza moto, anti-static, radiation resistance, hydrophobic and chinyezi conductivity, antibacterial, and warmth retention.
Mtundu watsopano wa fiber
Pakupanga ulusi watsopano, nsalu yosalukidwa yopanda madzi yosungunuka m'madzi ndi chinthu chosagwirizana ndi chilengedwe, ndipo kuchuluka kwake kumakula pang'onopang'ono. Kugwiritsa ntchito ulusi wosungunuka m'madzi wa polyvinyl mowa kuti upange nsalu zosalukidwa ndi spunlace ndi chinthu chabwino chopangira zovala zosagwirizana ndi ma radiation komanso zosagwirizana ndi kuipitsidwa. Kuonjezera zotsatira zotetezera, zikhoza kuphatikizidwanso ndi filimu yosungunuka ndi madzi kuti ipititse patsogolo ntchito yotchinga ya zovala zoteteza. Kuphatikiza apo, pankhani yogwiritsa ntchito ulusi watsopano, mayiko akunja apanganso ukadaulo wowonjezera ulusi wapamwamba kwambiri (SAF) popanga nsalu zopanda nsalu. Mtundu uwu wa nsalu zosalukidwa zomwe zili ndi SAF zimakhala zofewa kwambiri komanso zimayamwa madzi. Mukagwiritsidwa ntchito ngati zovala zamkati zoyandikira, zimatha kuyamwa thukuta mwachangu m'thupi la munthu, ndikuwonjezera chitonthozo cha microenvironment pakati pa zovala ndi thupi la munthu.
Zosakaniza zopanda nsalu
Popanga zida zatsopano zosalukidwa, dziko la United States lapanga mtundu watsopano wansalu ya thonje yopanda nsalu. Chosanjikiza chapamwamba ndi nsalu yowotcha yopanda nsalu yopangidwa ndi thonje ndi polypropylene, yomwe imaphatikizidwa ndi nsalu ya spunbond kuti ikhale yamagulu awiri kapena atatu. Chogulitsacho chimakhala ndi dzanja lofanana ndi nsalu yoluka ya thonje, yokhala ndi mphamvu zabwino komanso kutalika, kuyamwa kwamadzi ndikusunga, kuthamanga kwapakatikati, komanso magwiridwe antchito otsika. Mukamaliza, kuchira kwakanthawi kochepa kwa 50% kumatha kufika 83% mpaka 93%, koyenera kupanga zovala zodzipatula zachipatala ndi zovala zamkati zotaya. Kuphatikiza apo, m'badwo watsopano wa zovala zodzitetezera ku biochemical zopangidwa ndi asitikali aku US umagwiritsa ntchito mokwanira ubwino wa nsalu zolukidwa, zoluka, komanso zosalukidwa. Chovala chakunja cha zovala zodzitchinjiriza ndizopanda misozi ya nayiloni / thonje la fiber poplin, lomwe lakhala likugwiritsidwa ntchito pochotsa madzi; Mzerewu ndi nsalu yopanda nsalu yokhala ndi carbon activated; Mkati mwake amapangidwa ndi nsalu ya tricot. Poyerekeza ndi zovala zotetezera zomwe zilipo, zovala zamtunduwu sizimangopereka chitetezo chapadera cha mankhwala kwa asilikali, komanso kumawonjezera kunyamula zovala ndi kuchepetsa ndalama, ndipo zimatha kupirira zosachepera 3 kusamba.
Nsalu zolimba zosalukidwa zopangira zovala
Chifukwa cha kusiyana pakati pa nsalu zosalukidwa ndi nsalu zopangidwa ndi nsalu, kusungunuka, mphamvu, kuwala, ndi pilling, komanso kusowa kwa luso lazowoneka bwino, zimakhala zovuta kugwiritsa ntchito nsalu zopanda nsalu m'munda wa zovala zolimba. Komabe, nsalu zosalukidwa zimakhala ndi makhalidwe omwe sakhala osokonezeka m'mphepete ndi kutsetsereka, kutha kuphatikizira m'mphepete mwa nsalu pamapangidwewo, osafunikira kusita kapena kutseka kwa seams za zovala, zomwe zimawasiyanitsa ndi nsalu zoluka ndi zoluka. Ndi chifukwa cha ubwino wa njira yosavuta yosoka zovala zopanda nsalu zomwe ofufuza ambiri ndi mabizinesi ali olimba mtima kuti ayang'ane ndi zoopsa pa chitukuko cha mankhwala. M'zaka zaposachedwapa, kafukufuku wakhala akuyang'ana momwe angapangire drape, kuvala kukana, kusungunuka, ndi kulimba kwa nsalu zopanda nsalu kuti zigwirizane ndi zofunikira za nsalu zolimba.
Spunbond zotanuka zopanda nsalu
BBAFiberweb ndi DowChemical ogwirizana apanga mtundu watsopano wa nsalu zotanuka zosalukidwa za spunbond. CHIKWANGWANI ndi pachimake pakhungu zigawo ziwiri CHIKWANGWANI, pachimake wosanjikiza ndi zotanuka thupi, ndipo wosanjikiza khungu ndi polima ndi extensibility wabwino. Posintha magawo osiyanasiyana a zigawo ziwiri zapakati pakhungu, nsalu yopangidwa ndi spunbond yosalukidwa imakhala ndi elasticity, low elastic modulus, komanso mphamvu yayikulu komanso kukhazikika kwa mawonekedwe. Izi zimapereka mwayi kwa nsalu zopanda nsalu za spunbond kuti zigwiritsidwe ntchito pazovala zolimba.
Nsalu zabwino za spunbond zopanda nsalu
Mabizinesi aku Japan a Keleli ndi apakhomo akupanga pamodzi nsalu za ultrafine fiber spunbond, pogwiritsa ntchito Ex cevaltm soluble resin ndi PP kapena PE, PA pozungulira. Chigawo chimodzi ndi PP (kapena PE, PA), ndipo kuphatikiza kwina ndi Excel.
Excevaltm imasungunuka m'madzi osakwana 90 ℃, osawonongeka, ndipo imatha kuyamwa madzi. Ndi hydrophilic ndipo imakhala ndi zomatira zotentha zikaphatikizidwa ndi PP (kapena PE, PA), zomwe zimapangitsa kuti zikhale zosavuta kupanga mauna opangira. Nsalu zamtundu uwu za spunbond zosalukidwa zimakhala ndi ntchito yabwino kwambiri yoyamwa madzi kuposa nsalu wamba ya spunbond. Ngakhale kuti kachulukidwe kake kapamwamba kamakhala kakang'ono, mphamvu zake zimatha kufananizidwa ndi nsalu zachikhalidwe za spunbond, zomwe zimapangitsa kuti zikhale zopangira zovala zolimba.
spunlace nonwoven
Nsalu za jeti zamadzi zosalukidwa zimakhala ndi mawonekedwe a kukhudza kofewa, kumasuka, kuyamwa kwakukulu kwa chinyezi, komanso kugwiritsa ntchito kwambiri zida za ulusi, zomwe zimapangitsa kuti ikhale nsalu yabwino kwambiri yopanda nsalu yopangira zovala. Choncho, kafukufuku wake wogwiritsidwa ntchito muzovala zolimba ndizochuluka kwambiri. Nsalu yokhazikika yamadzi yamadzi yopanda nsalu yanenedwa ku United States patent, yomwe ili ndi kukana kwabwino komanso kupukuta, sikophweka kupiritsa, imakhala ndi kufulumira kwamtundu wabwino, ndipo imatha kukwaniritsa kuchira kwa 90% pamene elongation mu makina olunjika ndi 50%, ndipo imatha kupirira zosachepera 25. Nsalu iyi yopanda nsalu imakhala ndi kutsekemera kwabwino ndipo ndi yoyenera kupanga malaya ndi zovala zakunja zovala tsiku ndi tsiku. Zimaphatikiza chitonthozo choyenera, mphamvu zamakina abwino, ndi kukongola, zomwe zimapangitsa kukhala chinthu choyenera kupanga zovala.
Malingaliro a kampani Dongguan Liansheng Nonwoven Fabric Co., Ltd., Wopanga nsalu zopanda nsalu ndi nsalu zopanda nsalu, ndizoyenera kuti mukhulupirire!
Nthawi yotumiza: Aug-05-2024